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      1 /* Copyright (c) 2015-2017 The Khronos Group Inc.
      2  * Copyright (c) 2015-2017 Valve Corporation
      3  * Copyright (c) 2015-2017 LunarG, Inc.
      4  * Copyright (C) 2015-2017 Google Inc.
      5  *
      6  * Licensed under the Apache License, Version 2.0 (the "License");
      7  * you may not use this file except in compliance with the License.
      8  * You may obtain a copy of the License at
      9  *
     10  *     http://www.apache.org/licenses/LICENSE-2.0
     11  *
     12  * Unless required by applicable law or agreed to in writing, software
     13  * distributed under the License is distributed on an "AS IS" BASIS,
     14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     15  * See the License for the specific language governing permissions and
     16  * limitations under the License.
     17  *
     18  * Author: Mark Lobodzinski <mark (at) lunarg.com>
     19  * Author: Dave Houlton <daveh (at) lunarg.com>
     20  */
     21 
     22 // Allow use of STL min and max functions in Windows
     23 #define NOMINMAX
     24 
     25 #include <inttypes.h>
     26 #include <sstream>
     27 #include <string>
     28 
     29 #include "vk_enum_string_helper.h"
     30 #include "vk_layer_data.h"
     31 #include "vk_layer_utils.h"
     32 #include "vk_layer_logging.h"
     33 
     34 #include "buffer_validation.h"
     35 
     36 void SetLayout(layer_data *device_data, GLOBAL_CB_NODE *pCB, ImageSubresourcePair imgpair, const VkImageLayout &layout) {
     37     if (pCB->imageLayoutMap.find(imgpair) != pCB->imageLayoutMap.end()) {
     38         pCB->imageLayoutMap[imgpair].layout = layout;
     39     } else {
     40         assert(imgpair.hasSubresource);
     41         IMAGE_CMD_BUF_LAYOUT_NODE node;
     42         if (!FindCmdBufLayout(device_data, pCB, imgpair.image, imgpair.subresource, node)) {
     43             node.initialLayout = layout;
     44         }
     45         SetLayout(device_data, pCB, imgpair, {node.initialLayout, layout});
     46     }
     47 }
     48 template <class OBJECT, class LAYOUT>
     49 void SetLayout(layer_data *device_data, OBJECT *pObject, VkImage image, VkImageSubresource range, const LAYOUT &layout) {
     50     ImageSubresourcePair imgpair = {image, true, range};
     51     SetLayout(device_data, pObject, imgpair, layout, VK_IMAGE_ASPECT_COLOR_BIT);
     52     SetLayout(device_data, pObject, imgpair, layout, VK_IMAGE_ASPECT_DEPTH_BIT);
     53     SetLayout(device_data, pObject, imgpair, layout, VK_IMAGE_ASPECT_STENCIL_BIT);
     54     SetLayout(device_data, pObject, imgpair, layout, VK_IMAGE_ASPECT_METADATA_BIT);
     55 }
     56 
     57 template <class OBJECT, class LAYOUT>
     58 void SetLayout(layer_data *device_data, OBJECT *pObject, ImageSubresourcePair imgpair, const LAYOUT &layout,
     59                VkImageAspectFlags aspectMask) {
     60     if (imgpair.subresource.aspectMask & aspectMask) {
     61         imgpair.subresource.aspectMask = aspectMask;
     62         SetLayout(device_data, pObject, imgpair, layout);
     63     }
     64 }
     65 
     66 // Set the layout in supplied map
     67 void SetLayout(std::unordered_map<ImageSubresourcePair, IMAGE_LAYOUT_NODE> &imageLayoutMap, ImageSubresourcePair imgpair,
     68                VkImageLayout layout) {
     69     imageLayoutMap[imgpair].layout = layout;
     70 }
     71 
     72 bool FindLayoutVerifyNode(layer_data const *device_data, GLOBAL_CB_NODE const *pCB, ImageSubresourcePair imgpair,
     73                           IMAGE_CMD_BUF_LAYOUT_NODE &node, const VkImageAspectFlags aspectMask) {
     74     const debug_report_data *report_data = core_validation::GetReportData(device_data);
     75 
     76     if (!(imgpair.subresource.aspectMask & aspectMask)) {
     77         return false;
     78     }
     79     VkImageAspectFlags oldAspectMask = imgpair.subresource.aspectMask;
     80     imgpair.subresource.aspectMask = aspectMask;
     81     auto imgsubIt = pCB->imageLayoutMap.find(imgpair);
     82     if (imgsubIt == pCB->imageLayoutMap.end()) {
     83         return false;
     84     }
     85     if (node.layout != VK_IMAGE_LAYOUT_MAX_ENUM && node.layout != imgsubIt->second.layout) {
     86         log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(imgpair.image),
     87                 __LINE__, DRAWSTATE_INVALID_LAYOUT, "DS",
     88                 "Cannot query for VkImage 0x%" PRIx64 " layout when combined aspect mask %d has multiple layout types: %s and %s",
     89                 HandleToUint64(imgpair.image), oldAspectMask, string_VkImageLayout(node.layout),
     90                 string_VkImageLayout(imgsubIt->second.layout));
     91     }
     92     if (node.initialLayout != VK_IMAGE_LAYOUT_MAX_ENUM && node.initialLayout != imgsubIt->second.initialLayout) {
     93         log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(imgpair.image),
     94                 __LINE__, DRAWSTATE_INVALID_LAYOUT, "DS",
     95                 "Cannot query for VkImage 0x%" PRIx64
     96                 " layout when combined aspect mask %d has multiple initial layout types: %s and %s",
     97                 HandleToUint64(imgpair.image), oldAspectMask, string_VkImageLayout(node.initialLayout),
     98                 string_VkImageLayout(imgsubIt->second.initialLayout));
     99     }
    100     node = imgsubIt->second;
    101     return true;
    102 }
    103 
    104 bool FindLayoutVerifyLayout(layer_data const *device_data, ImageSubresourcePair imgpair, VkImageLayout &layout,
    105                             const VkImageAspectFlags aspectMask) {
    106     if (!(imgpair.subresource.aspectMask & aspectMask)) {
    107         return false;
    108     }
    109     const debug_report_data *report_data = core_validation::GetReportData(device_data);
    110     VkImageAspectFlags oldAspectMask = imgpair.subresource.aspectMask;
    111     imgpair.subresource.aspectMask = aspectMask;
    112     auto imgsubIt = (*core_validation::GetImageLayoutMap(device_data)).find(imgpair);
    113     if (imgsubIt == (*core_validation::GetImageLayoutMap(device_data)).end()) {
    114         return false;
    115     }
    116     if (layout != VK_IMAGE_LAYOUT_MAX_ENUM && layout != imgsubIt->second.layout) {
    117         log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(imgpair.image),
    118                 __LINE__, DRAWSTATE_INVALID_LAYOUT, "DS",
    119                 "Cannot query for VkImage 0x%" PRIx64 " layout when combined aspect mask %d has multiple layout types: %s and %s",
    120                 HandleToUint64(imgpair.image), oldAspectMask, string_VkImageLayout(layout),
    121                 string_VkImageLayout(imgsubIt->second.layout));
    122     }
    123     layout = imgsubIt->second.layout;
    124     return true;
    125 }
    126 
    127 // Find layout(s) on the command buffer level
    128 bool FindCmdBufLayout(layer_data const *device_data, GLOBAL_CB_NODE const *pCB, VkImage image, VkImageSubresource range,
    129                       IMAGE_CMD_BUF_LAYOUT_NODE &node) {
    130     ImageSubresourcePair imgpair = {image, true, range};
    131     node = IMAGE_CMD_BUF_LAYOUT_NODE(VK_IMAGE_LAYOUT_MAX_ENUM, VK_IMAGE_LAYOUT_MAX_ENUM);
    132     FindLayoutVerifyNode(device_data, pCB, imgpair, node, VK_IMAGE_ASPECT_COLOR_BIT);
    133     FindLayoutVerifyNode(device_data, pCB, imgpair, node, VK_IMAGE_ASPECT_DEPTH_BIT);
    134     FindLayoutVerifyNode(device_data, pCB, imgpair, node, VK_IMAGE_ASPECT_STENCIL_BIT);
    135     FindLayoutVerifyNode(device_data, pCB, imgpair, node, VK_IMAGE_ASPECT_METADATA_BIT);
    136     if (node.layout == VK_IMAGE_LAYOUT_MAX_ENUM) {
    137         imgpair = {image, false, VkImageSubresource()};
    138         auto imgsubIt = pCB->imageLayoutMap.find(imgpair);
    139         if (imgsubIt == pCB->imageLayoutMap.end()) return false;
    140         // TODO: This is ostensibly a find function but it changes state here
    141         node = imgsubIt->second;
    142     }
    143     return true;
    144 }
    145 
    146 // Find layout(s) on the global level
    147 bool FindGlobalLayout(layer_data *device_data, ImageSubresourcePair imgpair, VkImageLayout &layout) {
    148     layout = VK_IMAGE_LAYOUT_MAX_ENUM;
    149     FindLayoutVerifyLayout(device_data, imgpair, layout, VK_IMAGE_ASPECT_COLOR_BIT);
    150     FindLayoutVerifyLayout(device_data, imgpair, layout, VK_IMAGE_ASPECT_DEPTH_BIT);
    151     FindLayoutVerifyLayout(device_data, imgpair, layout, VK_IMAGE_ASPECT_STENCIL_BIT);
    152     FindLayoutVerifyLayout(device_data, imgpair, layout, VK_IMAGE_ASPECT_METADATA_BIT);
    153     if (layout == VK_IMAGE_LAYOUT_MAX_ENUM) {
    154         imgpair = {imgpair.image, false, VkImageSubresource()};
    155         auto imgsubIt = (*core_validation::GetImageLayoutMap(device_data)).find(imgpair);
    156         if (imgsubIt == (*core_validation::GetImageLayoutMap(device_data)).end()) return false;
    157         layout = imgsubIt->second.layout;
    158     }
    159     return true;
    160 }
    161 
    162 bool FindLayouts(layer_data *device_data, VkImage image, std::vector<VkImageLayout> &layouts) {
    163     auto sub_data = (*core_validation::GetImageSubresourceMap(device_data)).find(image);
    164     if (sub_data == (*core_validation::GetImageSubresourceMap(device_data)).end()) return false;
    165     auto image_state = GetImageState(device_data, image);
    166     if (!image_state) return false;
    167     bool ignoreGlobal = false;
    168     // TODO: Make this robust for >1 aspect mask. Now it will just say ignore potential errors in this case.
    169     if (sub_data->second.size() >= (image_state->createInfo.arrayLayers * image_state->createInfo.mipLevels + 1)) {
    170         ignoreGlobal = true;
    171     }
    172     for (auto imgsubpair : sub_data->second) {
    173         if (ignoreGlobal && !imgsubpair.hasSubresource) continue;
    174         auto img_data = (*core_validation::GetImageLayoutMap(device_data)).find(imgsubpair);
    175         if (img_data != (*core_validation::GetImageLayoutMap(device_data)).end()) {
    176             layouts.push_back(img_data->second.layout);
    177         }
    178     }
    179     return true;
    180 }
    181 bool FindLayout(const std::unordered_map<ImageSubresourcePair, IMAGE_LAYOUT_NODE> &imageLayoutMap, ImageSubresourcePair imgpair,
    182                 VkImageLayout &layout, const VkImageAspectFlags aspectMask) {
    183     if (!(imgpair.subresource.aspectMask & aspectMask)) {
    184         return false;
    185     }
    186     imgpair.subresource.aspectMask = aspectMask;
    187     auto imgsubIt = imageLayoutMap.find(imgpair);
    188     if (imgsubIt == imageLayoutMap.end()) {
    189         return false;
    190     }
    191     layout = imgsubIt->second.layout;
    192     return true;
    193 }
    194 
    195 // find layout in supplied map
    196 bool FindLayout(const std::unordered_map<ImageSubresourcePair, IMAGE_LAYOUT_NODE> &imageLayoutMap, ImageSubresourcePair imgpair,
    197                 VkImageLayout &layout) {
    198     layout = VK_IMAGE_LAYOUT_MAX_ENUM;
    199     FindLayout(imageLayoutMap, imgpair, layout, VK_IMAGE_ASPECT_COLOR_BIT);
    200     FindLayout(imageLayoutMap, imgpair, layout, VK_IMAGE_ASPECT_DEPTH_BIT);
    201     FindLayout(imageLayoutMap, imgpair, layout, VK_IMAGE_ASPECT_STENCIL_BIT);
    202     FindLayout(imageLayoutMap, imgpair, layout, VK_IMAGE_ASPECT_METADATA_BIT);
    203     if (layout == VK_IMAGE_LAYOUT_MAX_ENUM) {
    204         imgpair = {imgpair.image, false, VkImageSubresource()};
    205         auto imgsubIt = imageLayoutMap.find(imgpair);
    206         if (imgsubIt == imageLayoutMap.end()) return false;
    207         layout = imgsubIt->second.layout;
    208     }
    209     return true;
    210 }
    211 
    212 // Set the layout on the global level
    213 void SetGlobalLayout(layer_data *device_data, ImageSubresourcePair imgpair, const VkImageLayout &layout) {
    214     VkImage &image = imgpair.image;
    215     (*core_validation::GetImageLayoutMap(device_data))[imgpair].layout = layout;
    216     auto &image_subresources = (*core_validation::GetImageSubresourceMap(device_data))[image];
    217     auto subresource = std::find(image_subresources.begin(), image_subresources.end(), imgpair);
    218     if (subresource == image_subresources.end()) {
    219         image_subresources.push_back(imgpair);
    220     }
    221 }
    222 
    223 // Set the layout on the cmdbuf level
    224 void SetLayout(layer_data *device_data, GLOBAL_CB_NODE *pCB, ImageSubresourcePair imgpair, const IMAGE_CMD_BUF_LAYOUT_NODE &node) {
    225     pCB->imageLayoutMap[imgpair] = node;
    226 }
    227 // Set image layout for given VkImageSubresourceRange struct
    228 void SetImageLayout(layer_data *device_data, GLOBAL_CB_NODE *cb_node, const IMAGE_STATE *image_state,
    229                     VkImageSubresourceRange image_subresource_range, const VkImageLayout &layout) {
    230     assert(image_state);
    231     cb_node->image_layout_change_count++;  // Change the version of this data to force revalidation
    232     for (uint32_t level_index = 0; level_index < image_subresource_range.levelCount; ++level_index) {
    233         uint32_t level = image_subresource_range.baseMipLevel + level_index;
    234         for (uint32_t layer_index = 0; layer_index < image_subresource_range.layerCount; layer_index++) {
    235             uint32_t layer = image_subresource_range.baseArrayLayer + layer_index;
    236             VkImageSubresource sub = {image_subresource_range.aspectMask, level, layer};
    237             // TODO: If ImageView was created with depth or stencil, transition both layouts as the aspectMask is ignored and both
    238             // are used. Verify that the extra implicit layout is OK for descriptor set layout validation
    239             if (image_subresource_range.aspectMask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) {
    240                 if (FormatIsDepthAndStencil(image_state->createInfo.format)) {
    241                     sub.aspectMask |= (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT);
    242                 }
    243             }
    244             SetLayout(device_data, cb_node, image_state->image, sub, layout);
    245         }
    246     }
    247 }
    248 // Set image layout for given VkImageSubresourceLayers struct
    249 void SetImageLayout(layer_data *device_data, GLOBAL_CB_NODE *cb_node, const IMAGE_STATE *image_state,
    250                     VkImageSubresourceLayers image_subresource_layers, const VkImageLayout &layout) {
    251     // Transfer VkImageSubresourceLayers into VkImageSubresourceRange struct
    252     VkImageSubresourceRange image_subresource_range;
    253     image_subresource_range.aspectMask = image_subresource_layers.aspectMask;
    254     image_subresource_range.baseArrayLayer = image_subresource_layers.baseArrayLayer;
    255     image_subresource_range.layerCount = image_subresource_layers.layerCount;
    256     image_subresource_range.baseMipLevel = image_subresource_layers.mipLevel;
    257     image_subresource_range.levelCount = 1;
    258     SetImageLayout(device_data, cb_node, image_state, image_subresource_range, layout);
    259 }
    260 // Set image layout for all slices of an image view
    261 void SetImageViewLayout(layer_data *device_data, GLOBAL_CB_NODE *cb_node, VkImageView imageView, const VkImageLayout &layout) {
    262     auto view_state = GetImageViewState(device_data, imageView);
    263     assert(view_state);
    264 
    265     SetImageLayout(device_data, cb_node, GetImageState(device_data, view_state->create_info.image),
    266                    view_state->create_info.subresourceRange, layout);
    267 }
    268 
    269 bool VerifyFramebufferAndRenderPassLayouts(layer_data *device_data, GLOBAL_CB_NODE *pCB,
    270                                            const VkRenderPassBeginInfo *pRenderPassBegin,
    271                                            const FRAMEBUFFER_STATE *framebuffer_state) {
    272     bool skip = false;
    273     auto const pRenderPassInfo = GetRenderPassState(device_data, pRenderPassBegin->renderPass)->createInfo.ptr();
    274     auto const &framebufferInfo = framebuffer_state->createInfo;
    275     const auto report_data = core_validation::GetReportData(device_data);
    276     if (pRenderPassInfo->attachmentCount != framebufferInfo.attachmentCount) {
    277         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
    278                         HandleToUint64(pCB->commandBuffer), __LINE__, DRAWSTATE_INVALID_RENDERPASS, "DS",
    279                         "You cannot start a render pass using a framebuffer with a different number of attachments.");
    280     }
    281     for (uint32_t i = 0; i < pRenderPassInfo->attachmentCount; ++i) {
    282         const VkImageView &image_view = framebufferInfo.pAttachments[i];
    283         auto view_state = GetImageViewState(device_data, image_view);
    284         assert(view_state);
    285         const VkImage &image = view_state->create_info.image;
    286         const VkImageSubresourceRange &subRange = view_state->create_info.subresourceRange;
    287         auto initial_layout = pRenderPassInfo->pAttachments[i].initialLayout;
    288         // TODO: Do not iterate over every possibility - consolidate where possible
    289         for (uint32_t j = 0; j < subRange.levelCount; j++) {
    290             uint32_t level = subRange.baseMipLevel + j;
    291             for (uint32_t k = 0; k < subRange.layerCount; k++) {
    292                 uint32_t layer = subRange.baseArrayLayer + k;
    293                 VkImageSubresource sub = {subRange.aspectMask, level, layer};
    294                 IMAGE_CMD_BUF_LAYOUT_NODE node;
    295                 if (!FindCmdBufLayout(device_data, pCB, image, sub, node)) {
    296                     // Missing layouts will be added during state update
    297                     continue;
    298                 }
    299                 if (initial_layout != VK_IMAGE_LAYOUT_UNDEFINED && initial_layout != node.layout) {
    300                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
    301                                     __LINE__, DRAWSTATE_INVALID_RENDERPASS, "DS",
    302                                     "You cannot start a render pass using attachment %u where the render pass initial layout is %s "
    303                                     "and the previous known layout of the attachment is %s. The layouts must match, or the render "
    304                                     "pass initial layout for the attachment must be VK_IMAGE_LAYOUT_UNDEFINED",
    305                                     i, string_VkImageLayout(initial_layout), string_VkImageLayout(node.layout));
    306                 }
    307             }
    308         }
    309     }
    310     return skip;
    311 }
    312 
    313 void TransitionAttachmentRefLayout(layer_data *device_data, GLOBAL_CB_NODE *pCB, FRAMEBUFFER_STATE *pFramebuffer,
    314                                    VkAttachmentReference ref) {
    315     if (ref.attachment != VK_ATTACHMENT_UNUSED) {
    316         auto image_view = pFramebuffer->createInfo.pAttachments[ref.attachment];
    317         SetImageViewLayout(device_data, pCB, image_view, ref.layout);
    318     }
    319 }
    320 
    321 void TransitionSubpassLayouts(layer_data *device_data, GLOBAL_CB_NODE *pCB, const RENDER_PASS_STATE *render_pass_state,
    322                               const int subpass_index, FRAMEBUFFER_STATE *framebuffer_state) {
    323     assert(render_pass_state);
    324 
    325     if (framebuffer_state) {
    326         auto const &subpass = render_pass_state->createInfo.pSubpasses[subpass_index];
    327         for (uint32_t j = 0; j < subpass.inputAttachmentCount; ++j) {
    328             TransitionAttachmentRefLayout(device_data, pCB, framebuffer_state, subpass.pInputAttachments[j]);
    329         }
    330         for (uint32_t j = 0; j < subpass.colorAttachmentCount; ++j) {
    331             TransitionAttachmentRefLayout(device_data, pCB, framebuffer_state, subpass.pColorAttachments[j]);
    332         }
    333         if (subpass.pDepthStencilAttachment) {
    334             TransitionAttachmentRefLayout(device_data, pCB, framebuffer_state, *subpass.pDepthStencilAttachment);
    335         }
    336     }
    337 }
    338 
    339 bool ValidateImageAspectLayout(layer_data *device_data, GLOBAL_CB_NODE const *pCB, const VkImageMemoryBarrier *mem_barrier,
    340                                uint32_t level, uint32_t layer, VkImageAspectFlags aspect) {
    341     if (!(mem_barrier->subresourceRange.aspectMask & aspect)) {
    342         return false;
    343     }
    344     VkImageSubresource sub = {aspect, level, layer};
    345     IMAGE_CMD_BUF_LAYOUT_NODE node;
    346     if (!FindCmdBufLayout(device_data, pCB, mem_barrier->image, sub, node)) {
    347         return false;
    348     }
    349     bool skip = false;
    350     if (mem_barrier->oldLayout == VK_IMAGE_LAYOUT_UNDEFINED) {
    351         // TODO: Set memory invalid which is in mem_tracker currently
    352     } else if (node.layout != mem_barrier->oldLayout) {
    353         skip |= log_msg(core_validation::GetReportData(device_data), VK_DEBUG_REPORT_ERROR_BIT_EXT,
    354                         VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT, HandleToUint64(pCB->commandBuffer), __LINE__,
    355                         DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
    356                         "For image 0x%" PRIx64 " you cannot transition the layout of aspect %d from %s when current layout is %s.",
    357                         HandleToUint64(mem_barrier->image), aspect, string_VkImageLayout(mem_barrier->oldLayout),
    358                         string_VkImageLayout(node.layout));
    359     }
    360     return skip;
    361 }
    362 
    363 // Transition the layout state for renderpass attachments based on the BeginRenderPass() call. This includes:
    364 // 1. Transition into initialLayout state
    365 // 2. Transition from initialLayout to layout used in subpass 0
    366 void TransitionBeginRenderPassLayouts(layer_data *device_data, GLOBAL_CB_NODE *cb_state, const RENDER_PASS_STATE *render_pass_state,
    367                                       FRAMEBUFFER_STATE *framebuffer_state) {
    368     // First transition into initialLayout
    369     auto const rpci = render_pass_state->createInfo.ptr();
    370     for (uint32_t i = 0; i < rpci->attachmentCount; ++i) {
    371         VkImageView image_view = framebuffer_state->createInfo.pAttachments[i];
    372         SetImageViewLayout(device_data, cb_state, image_view, rpci->pAttachments[i].initialLayout);
    373     }
    374     // Now transition for first subpass (index 0)
    375     TransitionSubpassLayouts(device_data, cb_state, render_pass_state, 0, framebuffer_state);
    376 }
    377 
    378 void TransitionImageAspectLayout(layer_data *device_data, GLOBAL_CB_NODE *pCB, const VkImageMemoryBarrier *mem_barrier,
    379                                  uint32_t level, uint32_t layer, VkImageAspectFlags aspect) {
    380     if (!(mem_barrier->subresourceRange.aspectMask & aspect)) {
    381         return;
    382     }
    383     VkImageSubresource sub = {aspect, level, layer};
    384     IMAGE_CMD_BUF_LAYOUT_NODE node;
    385     if (!FindCmdBufLayout(device_data, pCB, mem_barrier->image, sub, node)) {
    386         pCB->image_layout_change_count++;  // Change the version of this data to force revalidation
    387         SetLayout(device_data, pCB, mem_barrier->image, sub,
    388                   IMAGE_CMD_BUF_LAYOUT_NODE(mem_barrier->oldLayout, mem_barrier->newLayout));
    389         return;
    390     }
    391     if (mem_barrier->oldLayout == VK_IMAGE_LAYOUT_UNDEFINED) {
    392         // TODO: Set memory invalid
    393     }
    394     SetLayout(device_data, pCB, mem_barrier->image, sub, mem_barrier->newLayout);
    395 }
    396 
    397 bool VerifyAspectsPresent(VkImageAspectFlags aspect_mask, VkFormat format) {
    398     if ((aspect_mask & VK_IMAGE_ASPECT_COLOR_BIT) != 0) {
    399         if (!FormatIsColor(format)) return false;
    400     }
    401     if ((aspect_mask & VK_IMAGE_ASPECT_DEPTH_BIT) != 0) {
    402         if (!FormatHasDepth(format)) return false;
    403     }
    404     if ((aspect_mask & VK_IMAGE_ASPECT_STENCIL_BIT) != 0) {
    405         if (!FormatHasStencil(format)) return false;
    406     }
    407     return true;
    408 }
    409 
    410 // Verify an ImageMemoryBarrier's old/new ImageLayouts are compatible with the Image's ImageUsageFlags.
    411 bool ValidateBarrierLayoutToImageUsage(layer_data *device_data, const VkImageMemoryBarrier *img_barrier, bool new_not_old,
    412                                        VkImageUsageFlags usage_flags, const char *func_name) {
    413     const auto report_data = core_validation::GetReportData(device_data);
    414     bool skip = false;
    415     const VkImageLayout layout = (new_not_old) ? img_barrier->newLayout : img_barrier->oldLayout;
    416     UNIQUE_VALIDATION_ERROR_CODE msg_code = VALIDATION_ERROR_UNDEFINED;  // sentinel value meaning "no error"
    417 
    418     switch (layout) {
    419         case VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL:
    420             if ((usage_flags & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) == 0) {
    421                 msg_code = VALIDATION_ERROR_0a000970;
    422             }
    423             break;
    424         case VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL:
    425             if ((usage_flags & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) == 0) {
    426                 msg_code = VALIDATION_ERROR_0a000972;
    427             }
    428             break;
    429         case VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL:
    430             if ((usage_flags & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) == 0) {
    431                 msg_code = VALIDATION_ERROR_0a000974;
    432             }
    433             break;
    434         case VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL:
    435             if ((usage_flags & (VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT)) == 0) {
    436                 msg_code = VALIDATION_ERROR_0a000976;
    437             }
    438             break;
    439         case VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL:
    440             if ((usage_flags & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) == 0) {
    441                 msg_code = VALIDATION_ERROR_0a000978;
    442             }
    443             break;
    444         case VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL:
    445             if ((usage_flags & VK_IMAGE_USAGE_TRANSFER_DST_BIT) == 0) {
    446                 msg_code = VALIDATION_ERROR_0a00097a;
    447             }
    448             break;
    449         default:
    450             // Other VkImageLayout values do not have VUs defined in this context.
    451             break;
    452     }
    453 
    454     if (msg_code != VALIDATION_ERROR_UNDEFINED) {
    455         skip |=
    456             log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    457                     HandleToUint64(img_barrier->image), __LINE__, msg_code, "DS",
    458                     "%s: Image barrier 0x%p %sLayout=%s is not compatible with image 0x%" PRIx64 " usage flags 0x%" PRIx32 ". %s",
    459                     func_name, static_cast<const void *>(img_barrier), ((new_not_old) ? "new" : "old"),
    460                     string_VkImageLayout(layout), HandleToUint64(img_barrier->image), usage_flags, validation_error_map[msg_code]);
    461     }
    462     return skip;
    463 }
    464 
    465 // Verify image barriers are compatible with the images they reference.
    466 bool ValidateBarriersToImages(layer_data *device_data, GLOBAL_CB_NODE const *cb_state, uint32_t imageMemoryBarrierCount,
    467                               const VkImageMemoryBarrier *pImageMemoryBarriers, const char *func_name) {
    468     bool skip = false;
    469 
    470     for (uint32_t i = 0; i < imageMemoryBarrierCount; ++i) {
    471         auto img_barrier = &pImageMemoryBarriers[i];
    472         if (!img_barrier) continue;
    473 
    474         auto image_state = GetImageState(device_data, img_barrier->image);
    475         if (image_state) {
    476             VkImageUsageFlags usage_flags = image_state->createInfo.usage;
    477             skip |= ValidateBarrierLayoutToImageUsage(device_data, img_barrier, false, usage_flags, func_name);
    478             skip |= ValidateBarrierLayoutToImageUsage(device_data, img_barrier, true, usage_flags, func_name);
    479 
    480             // Make sure layout is able to be transitioned, currently only presented shared presentable images are locked
    481             if (image_state->layout_locked) {
    482                 // TODO: Add unique id for error when available
    483                 skip |= log_msg(
    484                     core_validation::GetReportData(device_data), VK_DEBUG_REPORT_ERROR_BIT_EXT,
    485                     VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, 0, "DS",
    486                     "Attempting to transition shared presentable image 0x%" PRIx64
    487                     " from layout %s to layout %s, but image has already been presented and cannot have its layout transitioned.",
    488                     HandleToUint64(img_barrier->image), string_VkImageLayout(img_barrier->oldLayout),
    489                     string_VkImageLayout(img_barrier->newLayout));
    490             }
    491         }
    492 
    493         VkImageCreateInfo *image_create_info = &(GetImageState(device_data, img_barrier->image)->createInfo);
    494         // For a Depth/Stencil image both aspects MUST be set
    495         if (FormatIsDepthAndStencil(image_create_info->format)) {
    496             auto const aspect_mask = img_barrier->subresourceRange.aspectMask;
    497             auto const ds_mask = VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
    498             if ((aspect_mask & ds_mask) != (ds_mask)) {
    499                 skip |= log_msg(
    500                     core_validation::GetReportData(device_data), VK_DEBUG_REPORT_ERROR_BIT_EXT,
    501                     VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(img_barrier->image), __LINE__, VALIDATION_ERROR_0a00096e,
    502                     "DS",
    503                     "%s: Image barrier 0x%p references image 0x%" PRIx64
    504                     " of format %s that must have the depth and stencil aspects set, but its aspectMask is 0x%" PRIx32 ". %s",
    505                     func_name, static_cast<const void *>(img_barrier), HandleToUint64(img_barrier->image),
    506                     string_VkFormat(image_create_info->format), aspect_mask, validation_error_map[VALIDATION_ERROR_0a00096e]);
    507             }
    508         }
    509         uint32_t level_count = ResolveRemainingLevels(&img_barrier->subresourceRange, image_create_info->mipLevels);
    510         uint32_t layer_count = ResolveRemainingLayers(&img_barrier->subresourceRange, image_create_info->arrayLayers);
    511 
    512         for (uint32_t j = 0; j < level_count; j++) {
    513             uint32_t level = img_barrier->subresourceRange.baseMipLevel + j;
    514             for (uint32_t k = 0; k < layer_count; k++) {
    515                 uint32_t layer = img_barrier->subresourceRange.baseArrayLayer + k;
    516                 skip |= ValidateImageAspectLayout(device_data, cb_state, img_barrier, level, layer, VK_IMAGE_ASPECT_COLOR_BIT);
    517                 skip |= ValidateImageAspectLayout(device_data, cb_state, img_barrier, level, layer, VK_IMAGE_ASPECT_DEPTH_BIT);
    518                 skip |= ValidateImageAspectLayout(device_data, cb_state, img_barrier, level, layer, VK_IMAGE_ASPECT_STENCIL_BIT);
    519                 skip |= ValidateImageAspectLayout(device_data, cb_state, img_barrier, level, layer, VK_IMAGE_ASPECT_METADATA_BIT);
    520             }
    521         }
    522     }
    523     return skip;
    524 }
    525 
    526 void TransitionImageLayouts(layer_data *device_data, VkCommandBuffer cmdBuffer, uint32_t memBarrierCount,
    527                             const VkImageMemoryBarrier *pImgMemBarriers) {
    528     GLOBAL_CB_NODE *pCB = GetCBNode(device_data, cmdBuffer);
    529 
    530     for (uint32_t i = 0; i < memBarrierCount; ++i) {
    531         auto mem_barrier = &pImgMemBarriers[i];
    532         if (!mem_barrier) continue;
    533 
    534         VkImageCreateInfo *image_create_info = &(GetImageState(device_data, mem_barrier->image)->createInfo);
    535         uint32_t level_count = ResolveRemainingLevels(&mem_barrier->subresourceRange, image_create_info->mipLevels);
    536         uint32_t layer_count = ResolveRemainingLayers(&mem_barrier->subresourceRange, image_create_info->arrayLayers);
    537 
    538         for (uint32_t j = 0; j < level_count; j++) {
    539             uint32_t level = mem_barrier->subresourceRange.baseMipLevel + j;
    540             for (uint32_t k = 0; k < layer_count; k++) {
    541                 uint32_t layer = mem_barrier->subresourceRange.baseArrayLayer + k;
    542                 TransitionImageAspectLayout(device_data, pCB, mem_barrier, level, layer, VK_IMAGE_ASPECT_COLOR_BIT);
    543                 TransitionImageAspectLayout(device_data, pCB, mem_barrier, level, layer, VK_IMAGE_ASPECT_DEPTH_BIT);
    544                 TransitionImageAspectLayout(device_data, pCB, mem_barrier, level, layer, VK_IMAGE_ASPECT_STENCIL_BIT);
    545                 TransitionImageAspectLayout(device_data, pCB, mem_barrier, level, layer, VK_IMAGE_ASPECT_METADATA_BIT);
    546             }
    547         }
    548     }
    549 }
    550 
    551 bool VerifyImageLayout(layer_data const *device_data, GLOBAL_CB_NODE const *cb_node, IMAGE_STATE *image_state,
    552                        VkImageSubresourceLayers subLayers, VkImageLayout explicit_layout, VkImageLayout optimal_layout,
    553                        const char *caller, UNIQUE_VALIDATION_ERROR_CODE msg_code, bool *error) {
    554     const auto report_data = core_validation::GetReportData(device_data);
    555     const auto image = image_state->image;
    556     bool skip = false;
    557 
    558     for (uint32_t i = 0; i < subLayers.layerCount; ++i) {
    559         uint32_t layer = i + subLayers.baseArrayLayer;
    560         VkImageSubresource sub = {subLayers.aspectMask, subLayers.mipLevel, layer};
    561         IMAGE_CMD_BUF_LAYOUT_NODE node;
    562         if (FindCmdBufLayout(device_data, cb_node, image, sub, node)) {
    563             if (node.layout != explicit_layout) {
    564                 *error = true;
    565                 // TODO: Improve log message in the next pass
    566                 skip |= log_msg(
    567                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
    568                     HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
    569                     "%s: Cannot use image 0x%" PRIx64 " with specific layout %s that doesn't match the actual current layout %s.",
    570                     caller, HandleToUint64(image), string_VkImageLayout(explicit_layout), string_VkImageLayout(node.layout));
    571             }
    572         }
    573     }
    574     // If optimal_layout is not UNDEFINED, check that layout matches optimal for this case
    575     if ((VK_IMAGE_LAYOUT_UNDEFINED != optimal_layout) && (explicit_layout != optimal_layout)) {
    576         if (VK_IMAGE_LAYOUT_GENERAL == explicit_layout) {
    577             if (image_state->createInfo.tiling != VK_IMAGE_TILING_LINEAR) {
    578                 // LAYOUT_GENERAL is allowed, but may not be performance optimal, flag as perf warning.
    579                 skip |= log_msg(report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
    580                                 VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT, HandleToUint64(cb_node->commandBuffer), __LINE__,
    581                                 DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
    582                                 "%s: For optimal performance image 0x%" PRIx64 " layout should be %s instead of GENERAL.", caller,
    583                                 HandleToUint64(image), string_VkImageLayout(optimal_layout));
    584             }
    585         } else if (GetDeviceExtensions(device_data)->vk_khr_shared_presentable_image) {
    586             if (image_state->shared_presentable) {
    587                 if (VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR != explicit_layout) {
    588                     // TODO: Add unique error id when available.
    589                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
    590                                     __LINE__, msg_code, "DS",
    591                                     "Layout for shared presentable image is %s but must be VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR.",
    592                                     string_VkImageLayout(optimal_layout));
    593                 }
    594             }
    595         } else {
    596             *error = true;
    597             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
    598                             HandleToUint64(cb_node->commandBuffer), __LINE__, msg_code, "DS",
    599                             "%s: Layout for image 0x%" PRIx64 " is %s but can only be %s or VK_IMAGE_LAYOUT_GENERAL. %s", caller,
    600                             HandleToUint64(image), string_VkImageLayout(explicit_layout), string_VkImageLayout(optimal_layout),
    601                             validation_error_map[msg_code]);
    602         }
    603     }
    604     return skip;
    605 }
    606 
    607 void TransitionFinalSubpassLayouts(layer_data *device_data, GLOBAL_CB_NODE *pCB, const VkRenderPassBeginInfo *pRenderPassBegin,
    608                                    FRAMEBUFFER_STATE *framebuffer_state) {
    609     auto renderPass = GetRenderPassState(device_data, pRenderPassBegin->renderPass);
    610     if (!renderPass) return;
    611 
    612     const VkRenderPassCreateInfo *pRenderPassInfo = renderPass->createInfo.ptr();
    613     if (framebuffer_state) {
    614         for (uint32_t i = 0; i < pRenderPassInfo->attachmentCount; ++i) {
    615             auto image_view = framebuffer_state->createInfo.pAttachments[i];
    616             SetImageViewLayout(device_data, pCB, image_view, pRenderPassInfo->pAttachments[i].finalLayout);
    617         }
    618     }
    619 }
    620 
    621 bool PreCallValidateCreateImage(layer_data *device_data, const VkImageCreateInfo *pCreateInfo,
    622                                 const VkAllocationCallbacks *pAllocator, VkImage *pImage) {
    623     bool skip = false;
    624     const debug_report_data *report_data = core_validation::GetReportData(device_data);
    625 
    626     if (pCreateInfo->format == VK_FORMAT_UNDEFINED) {
    627         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    628                         VALIDATION_ERROR_09e0075e, "IMAGE", "vkCreateImage: VkFormat for image must not be VK_FORMAT_UNDEFINED. %s",
    629                         validation_error_map[VALIDATION_ERROR_09e0075e]);
    630 
    631         return skip;
    632     }
    633 
    634     bool optimal_tiling = (VK_IMAGE_TILING_OPTIMAL == pCreateInfo->tiling);
    635     const char *tiling_string = string_VkImageTiling(pCreateInfo->tiling);
    636     const char *format_string = string_VkFormat(pCreateInfo->format);
    637     VkFormatProperties properties = GetFormatProperties(device_data, pCreateInfo->format);
    638     VkFormatFeatureFlags features = (optimal_tiling ? properties.optimalTilingFeatures : properties.linearTilingFeatures);
    639 
    640     if (0 == features) {
    641         std::stringstream ss;
    642         UNIQUE_VALIDATION_ERROR_CODE vuid = (optimal_tiling ? VALIDATION_ERROR_09e007ac : VALIDATION_ERROR_09e007a2);
    643         ss << "vkCreateImage format parameter " << format_string << " is an unsupported format";
    644         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, vuid,
    645                         "IMAGE", "%s. %s", ss.str().c_str(), validation_error_map[vuid]);
    646         return skip;
    647     }
    648 
    649     if ((pCreateInfo->usage & VK_IMAGE_USAGE_SAMPLED_BIT) && !(features & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
    650         std::stringstream ss;
    651         UNIQUE_VALIDATION_ERROR_CODE vuid = (optimal_tiling ? VALIDATION_ERROR_09e007ae : VALIDATION_ERROR_09e007a4);
    652         ss << "vkCreateImage: usage bit VK_IMAGE_USAGE_SAMPLED_BIT is not supported for format " << format_string << " with tiling "
    653            << tiling_string;
    654         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, vuid,
    655                         "IMAGE", "%s. %s", ss.str().c_str(), validation_error_map[vuid]);
    656     }
    657 
    658     if ((pCreateInfo->usage & VK_IMAGE_USAGE_STORAGE_BIT) && !(features & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) {
    659         std::stringstream ss;
    660         UNIQUE_VALIDATION_ERROR_CODE vuid = (optimal_tiling ? VALIDATION_ERROR_09e007b0 : VALIDATION_ERROR_09e007a6);
    661         ss << "vkCreateImage: usage bit VK_IMAGE_USAGE_STORAGE_BIT is not supported for format " << format_string << " with tiling "
    662            << tiling_string;
    663         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, vuid,
    664                         "IMAGE", "%s. %s", ss.str().c_str(), validation_error_map[vuid]);
    665     }
    666 
    667     // TODO: Add checks for EXTENDED_USAGE images to validate images are compatible
    668     // For EXTENDED_USAGE images, format can match any image COMPATIBLE with original image
    669     if (!GetDeviceExtensions(device_data)->vk_khr_maintenance2 || !(pCreateInfo->flags & VK_IMAGE_CREATE_EXTENDED_USAGE_BIT_KHR)) {
    670         // Validate that format supports usage as color attachment
    671         if ((pCreateInfo->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) &&
    672             (0 == (features & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT))) {
    673             UNIQUE_VALIDATION_ERROR_CODE vuid = (optimal_tiling ? VALIDATION_ERROR_09e007b2 : VALIDATION_ERROR_09e007a8);
    674             std::stringstream ss;
    675             ss << "vkCreateImage: usage bit VK_IMAGE_USAGE_COLOR_ATTACHMENT is not supported for format " << format_string
    676                << " with tiling " << tiling_string;
    677             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, vuid,
    678                             "IMAGE", "%s. %s", ss.str().c_str(), validation_error_map[vuid]);
    679         }
    680 
    681         // Validate that format supports usage as depth/stencil attachment
    682         if ((pCreateInfo->usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) &&
    683             (0 == (features & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT))) {
    684             UNIQUE_VALIDATION_ERROR_CODE vuid = (optimal_tiling ? VALIDATION_ERROR_09e007b4 : VALIDATION_ERROR_09e007aa);
    685             std::stringstream ss;
    686             ss << "vkCreateImage: usage bit VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT is not supported for format " << format_string
    687                << " with tiling " << tiling_string;
    688             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, vuid,
    689                             "IMAGE", "%s. %s", ss.str().c_str(), validation_error_map[vuid]);
    690         }
    691     }
    692 
    693     if ((pCreateInfo->flags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) && (VK_IMAGE_TYPE_2D != pCreateInfo->imageType)) {
    694         std::stringstream ss;
    695         ss << "vkCreateImage: Image type must be VK_IMAGE_TYPE_2D when VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT flag bit is set";
    696         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    697                         VALIDATION_ERROR_09e0076a, "IMAGE", "%s. %s", ss.str().c_str(),
    698                         validation_error_map[VALIDATION_ERROR_09e0076a]);
    699     }
    700 
    701     const VkPhysicalDeviceLimits *device_limits = &(GetPhysicalDeviceProperties(device_data)->limits);
    702     VkImageFormatProperties format_limits;  // Format limits may exceed general device limits
    703     VkResult err = GetImageFormatProperties(device_data, pCreateInfo, &format_limits);
    704     if (VK_SUCCESS != err) {
    705         std::stringstream ss;
    706         ss << "vkCreateImage: The combination of format, type, tiling, usage and flags supplied in the VkImageCreateInfo struct is "
    707               "reported by vkGetPhysicalDeviceImageFormatProperties() as unsupported";
    708         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    709                         VALIDATION_ERROR_09e00758, "IMAGE", "%s. %s", ss.str().c_str(),
    710                         validation_error_map[VALIDATION_ERROR_09e00758]);
    711         return skip;
    712     }
    713 
    714     if ((VK_IMAGE_TYPE_1D == pCreateInfo->imageType) &&
    715         (pCreateInfo->extent.width > std::max(device_limits->maxImageDimension1D, format_limits.maxExtent.width))) {
    716         std::stringstream ss;
    717         ss << "vkCreateImage: 1D image width exceeds maximum supported width for format " << format_string;
    718         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    719                         VALIDATION_ERROR_09e0076e, "IMAGE", "%s. %s", ss.str().c_str(),
    720                         validation_error_map[VALIDATION_ERROR_09e0076e]);
    721     }
    722 
    723     if (VK_IMAGE_TYPE_2D == pCreateInfo->imageType) {
    724         if (0 == (pCreateInfo->flags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT)) {
    725             if (pCreateInfo->extent.width > std::max(device_limits->maxImageDimension2D, format_limits.maxExtent.width) ||
    726                 pCreateInfo->extent.height > std::max(device_limits->maxImageDimension2D, format_limits.maxExtent.height)) {
    727                 std::stringstream ss;
    728                 ss << "vkCreateImage: 2D image extent exceeds maximum supported width or height for format " << format_string;
    729                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    730                                 VALIDATION_ERROR_09e00770, "IMAGE", "%s. %s", ss.str().c_str(),
    731                                 validation_error_map[VALIDATION_ERROR_09e00770]);
    732             }
    733         } else {
    734             if (pCreateInfo->extent.width > std::max(device_limits->maxImageDimensionCube, format_limits.maxExtent.width) ||
    735                 pCreateInfo->extent.height > std::max(device_limits->maxImageDimensionCube, format_limits.maxExtent.height)) {
    736                 std::stringstream ss;
    737                 ss << "vkCreateImage: 2D image extent exceeds maximum supported width or height for cube-compatible images with "
    738                       "format "
    739                    << format_string;
    740                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    741                                 VALIDATION_ERROR_09e00772, "IMAGE", "%s. %s", ss.str().c_str(),
    742                                 validation_error_map[VALIDATION_ERROR_09e00772]);
    743             }
    744         }
    745     }
    746 
    747     if (VK_IMAGE_TYPE_3D == pCreateInfo->imageType) {
    748         if ((pCreateInfo->extent.width > std::max(device_limits->maxImageDimension3D, format_limits.maxExtent.width)) ||
    749             (pCreateInfo->extent.height > std::max(device_limits->maxImageDimension3D, format_limits.maxExtent.height)) ||
    750             (pCreateInfo->extent.depth > std::max(device_limits->maxImageDimension3D, format_limits.maxExtent.depth))) {
    751             std::stringstream ss;
    752             ss << "vkCreateImage: 3D image extent exceeds maximum supported width, height, or depth for format " << format_string;
    753             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    754                             VALIDATION_ERROR_09e00776, "IMAGE", "%s. %s", ss.str().c_str(),
    755                             validation_error_map[VALIDATION_ERROR_09e00776]);
    756         }
    757     }
    758 
    759     // NOTE: As of 1/30/2018 the spec VU language is as in the commented code below. I believe this is an
    760     // error in the spec, and have submitted Gitlab Vulkan issue #1151 to have it changed to match the
    761     // implementation shown.  DJH
    762     //
    763     // if ((pCreateInfo->mipLevels > format_limits.maxMipLevels) &&
    764     //    (std::max({ pCreateInfo->extent.width, pCreateInfo->extent.height, pCreateInfo->extent.depth }) >
    765     //        device_limits->maxImageDimension3D)) {
    766     if (pCreateInfo->mipLevels > format_limits.maxMipLevels) {
    767         std::stringstream ss;
    768         ss << "vkCreateImage: Image mip levels exceed image format maxMipLevels for format " << format_string;
    769         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    770                         VALIDATION_ERROR_09e0077e, "IMAGE", "%s. %s", ss.str().c_str(),
    771                         validation_error_map[VALIDATION_ERROR_09e0077e]);
    772     }
    773 
    774     VkImageUsageFlags attach_flags = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT |
    775                                      VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT | VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT;
    776     if ((pCreateInfo->usage & attach_flags) && (pCreateInfo->extent.width > device_limits->maxFramebufferWidth)) {
    777         std::stringstream ss;
    778         ss << "vkCreateImage: Image usage flags include a frame buffer attachment bit and image width exceeds device "
    779               "maxFramebufferWidth";
    780         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    781                         VALIDATION_ERROR_09e00788, "IMAGE", "%s. %s", ss.str().c_str(),
    782                         validation_error_map[VALIDATION_ERROR_09e00788]);
    783     }
    784 
    785     if ((pCreateInfo->usage & attach_flags) && (pCreateInfo->extent.height > device_limits->maxFramebufferHeight)) {
    786         std::stringstream ss;
    787         ss << "vkCreateImage: Image usage flags include a frame buffer attachment bit and image height exceeds device "
    788               "maxFramebufferHeight";
    789         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    790                         VALIDATION_ERROR_09e0078a, "IMAGE", "%s. %s", ss.str().c_str(),
    791                         validation_error_map[VALIDATION_ERROR_09e0078a]);
    792     }
    793 
    794     uint64_t total_size = (uint64_t)pCreateInfo->extent.width * (uint64_t)pCreateInfo->extent.height *
    795                           (uint64_t)pCreateInfo->extent.depth * (uint64_t)pCreateInfo->arrayLayers *
    796                           (uint64_t)pCreateInfo->samples * (uint64_t)FormatSize(pCreateInfo->format);
    797 
    798     // Round up to imageGranularity boundary
    799     VkDeviceSize imageGranularity = GetPhysicalDeviceProperties(device_data)->limits.bufferImageGranularity;
    800     uint64_t ig_mask = imageGranularity - 1;
    801     total_size = (total_size + ig_mask) & ~ig_mask;
    802 
    803     if (total_size > format_limits.maxResourceSize) {
    804         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, 0, __LINE__,
    805                         IMAGE_INVALID_FORMAT_LIMITS_VIOLATION, "Image",
    806                         "CreateImage resource size exceeds allowable maximum Image resource size = 0x%" PRIxLEAST64
    807                         ", maximum resource size = 0x%" PRIxLEAST64 " ",
    808                         total_size, format_limits.maxResourceSize);
    809     }
    810 
    811     if (pCreateInfo->arrayLayers > format_limits.maxArrayLayers) {
    812         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, 0, __LINE__,
    813                         VALIDATION_ERROR_09e00780, "Image",
    814                         "CreateImage arrayLayers=%d exceeds allowable maximum supported by format of %d. %s",
    815                         pCreateInfo->arrayLayers, format_limits.maxArrayLayers, validation_error_map[VALIDATION_ERROR_09e00780]);
    816     }
    817 
    818     if ((pCreateInfo->samples & format_limits.sampleCounts) == 0) {
    819         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, 0, __LINE__,
    820                         VALIDATION_ERROR_09e0078e, "Image", "CreateImage samples %s is not supported by format 0x%.8X. %s",
    821                         string_VkSampleCountFlagBits(pCreateInfo->samples), format_limits.sampleCounts,
    822                         validation_error_map[VALIDATION_ERROR_09e0078e]);
    823     }
    824 
    825     if ((pCreateInfo->flags & VK_IMAGE_CREATE_SPARSE_BINDING_BIT) && (!GetEnabledFeatures(device_data)->sparseBinding)) {
    826         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    827                         VALIDATION_ERROR_09e00792, "DS",
    828                         "vkCreateImage(): the sparseBinding device feature is disabled: Images cannot be created with the "
    829                         "VK_IMAGE_CREATE_SPARSE_BINDING_BIT set. %s",
    830                         validation_error_map[VALIDATION_ERROR_09e00792]);
    831     }
    832 
    833     if ((pCreateInfo->flags & VK_IMAGE_CREATE_SPARSE_ALIASED_BIT) && (!GetEnabledFeatures(device_data)->sparseResidencyAliased)) {
    834         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    835                         DRAWSTATE_INVALID_FEATURE, "DS",
    836                         "vkCreateImage(): the sparseResidencyAliased device feature is disabled: Images cannot be created with the "
    837                         "VK_IMAGE_CREATE_SPARSE_ALIASED_BIT set.");
    838     }
    839 
    840     if (GetDeviceExtensions(device_data)->vk_khr_maintenance2) {
    841         if (pCreateInfo->flags & VK_IMAGE_CREATE_BLOCK_TEXEL_VIEW_COMPATIBLE_BIT_KHR) {
    842             if (!(FormatIsCompressed_BC(pCreateInfo->format) || FormatIsCompressed_ASTC_LDR(pCreateInfo->format) ||
    843                   FormatIsCompressed_ETC2_EAC(pCreateInfo->format))) {
    844                 // TODO: Add Maintenance2 VUID
    845                 skip |=
    846                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    847                             VALIDATION_ERROR_UNDEFINED, "DS",
    848                             "vkCreateImage(): If pCreateInfo->flags contains VK_IMAGE_CREATE_BLOCK_TEXEL_VIEW_COMPATIBLE_BIT_KHR, "
    849                             "format must be block, ETC or ASTC compressed, but is %s",
    850                             string_VkFormat(pCreateInfo->format));
    851             }
    852             if (!(pCreateInfo->flags & VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT)) {
    853                 // TODO: Add Maintenance2 VUID
    854                 skip |=
    855                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
    856                             VALIDATION_ERROR_UNDEFINED, "DS",
    857                             "vkCreateImage(): If pCreateInfo->flags contains VK_IMAGE_CREATE_BLOCK_TEXEL_VIEW_COMPATIBLE_BIT_KHR, "
    858                             "flags must also contain VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT.");
    859             }
    860         }
    861     }
    862 
    863     return skip;
    864 }
    865 
    866 void PostCallRecordCreateImage(layer_data *device_data, const VkImageCreateInfo *pCreateInfo, VkImage *pImage) {
    867     IMAGE_LAYOUT_NODE image_state;
    868     image_state.layout = pCreateInfo->initialLayout;
    869     image_state.format = pCreateInfo->format;
    870     GetImageMap(device_data)->insert(std::make_pair(*pImage, std::unique_ptr<IMAGE_STATE>(new IMAGE_STATE(*pImage, pCreateInfo))));
    871     ImageSubresourcePair subpair{*pImage, false, VkImageSubresource()};
    872     (*core_validation::GetImageSubresourceMap(device_data))[*pImage].push_back(subpair);
    873     (*core_validation::GetImageLayoutMap(device_data))[subpair] = image_state;
    874 }
    875 
    876 bool PreCallValidateDestroyImage(layer_data *device_data, VkImage image, IMAGE_STATE **image_state, VK_OBJECT *obj_struct) {
    877     const CHECK_DISABLED *disabled = core_validation::GetDisables(device_data);
    878     *image_state = core_validation::GetImageState(device_data, image);
    879     *obj_struct = {HandleToUint64(image), kVulkanObjectTypeImage};
    880     if (disabled->destroy_image) return false;
    881     bool skip = false;
    882     if (*image_state) {
    883         skip |= core_validation::ValidateObjectNotInUse(device_data, *image_state, *obj_struct, "vkDestroyImage",
    884                                                         VALIDATION_ERROR_252007d0);
    885     }
    886     return skip;
    887 }
    888 
    889 void PostCallRecordDestroyImage(layer_data *device_data, VkImage image, IMAGE_STATE *image_state, VK_OBJECT obj_struct) {
    890     core_validation::invalidateCommandBuffers(device_data, image_state->cb_bindings, obj_struct);
    891     // Clean up memory mapping, bindings and range references for image
    892     for (auto mem_binding : image_state->GetBoundMemory()) {
    893         auto mem_info = core_validation::GetMemObjInfo(device_data, mem_binding);
    894         if (mem_info) {
    895             core_validation::RemoveImageMemoryRange(obj_struct.handle, mem_info);
    896         }
    897     }
    898     core_validation::ClearMemoryObjectBindings(device_data, obj_struct.handle, kVulkanObjectTypeImage);
    899     // Remove image from imageMap
    900     core_validation::GetImageMap(device_data)->erase(image);
    901     std::unordered_map<VkImage, std::vector<ImageSubresourcePair>> *imageSubresourceMap =
    902         core_validation::GetImageSubresourceMap(device_data);
    903 
    904     const auto &sub_entry = imageSubresourceMap->find(image);
    905     if (sub_entry != imageSubresourceMap->end()) {
    906         for (const auto &pair : sub_entry->second) {
    907             core_validation::GetImageLayoutMap(device_data)->erase(pair);
    908         }
    909         imageSubresourceMap->erase(sub_entry);
    910     }
    911 }
    912 
    913 bool ValidateImageAttributes(layer_data *device_data, IMAGE_STATE *image_state, VkImageSubresourceRange range) {
    914     bool skip = false;
    915     const debug_report_data *report_data = core_validation::GetReportData(device_data);
    916 
    917     if (range.aspectMask != VK_IMAGE_ASPECT_COLOR_BIT) {
    918         char const str[] = "vkCmdClearColorImage aspectMasks for all subresource ranges must be set to VK_IMAGE_ASPECT_COLOR_BIT";
    919         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    920                         HandleToUint64(image_state->image), __LINE__, DRAWSTATE_INVALID_IMAGE_ASPECT, "IMAGE", str);
    921     }
    922 
    923     if (FormatIsDepthOrStencil(image_state->createInfo.format)) {
    924         char const str[] = "vkCmdClearColorImage called with depth/stencil image.";
    925         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    926                         HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_1880000e, "IMAGE", "%s. %s", str,
    927                         validation_error_map[VALIDATION_ERROR_1880000e]);
    928     } else if (FormatIsCompressed(image_state->createInfo.format)) {
    929         char const str[] = "vkCmdClearColorImage called with compressed image.";
    930         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    931                         HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_1880000e, "IMAGE", "%s. %s", str,
    932                         validation_error_map[VALIDATION_ERROR_1880000e]);
    933     }
    934 
    935     if (!(image_state->createInfo.usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT)) {
    936         char const str[] = "vkCmdClearColorImage called with image created without VK_IMAGE_USAGE_TRANSFER_DST_BIT.";
    937         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    938                         HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_18800004, "IMAGE", "%s. %s", str,
    939                         validation_error_map[VALIDATION_ERROR_18800004]);
    940     }
    941     return skip;
    942 }
    943 
    944 uint32_t ResolveRemainingLevels(const VkImageSubresourceRange *range, uint32_t mip_levels) {
    945     // Return correct number of mip levels taking into account VK_REMAINING_MIP_LEVELS
    946     uint32_t mip_level_count = range->levelCount;
    947     if (range->levelCount == VK_REMAINING_MIP_LEVELS) {
    948         mip_level_count = mip_levels - range->baseMipLevel;
    949     }
    950     return mip_level_count;
    951 }
    952 
    953 uint32_t ResolveRemainingLayers(const VkImageSubresourceRange *range, uint32_t layers) {
    954     // Return correct number of layers taking into account VK_REMAINING_ARRAY_LAYERS
    955     uint32_t array_layer_count = range->layerCount;
    956     if (range->layerCount == VK_REMAINING_ARRAY_LAYERS) {
    957         array_layer_count = layers - range->baseArrayLayer;
    958     }
    959     return array_layer_count;
    960 }
    961 
    962 bool VerifyClearImageLayout(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *image_state,
    963                             VkImageSubresourceRange range, VkImageLayout dest_image_layout, const char *func_name) {
    964     bool skip = false;
    965     const debug_report_data *report_data = core_validation::GetReportData(device_data);
    966 
    967     uint32_t level_count = ResolveRemainingLevels(&range, image_state->createInfo.mipLevels);
    968     uint32_t layer_count = ResolveRemainingLayers(&range, image_state->createInfo.arrayLayers);
    969 
    970     if (dest_image_layout != VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL) {
    971         if (dest_image_layout == VK_IMAGE_LAYOUT_GENERAL) {
    972             if (image_state->createInfo.tiling != VK_IMAGE_TILING_LINEAR) {
    973                 // LAYOUT_GENERAL is allowed, but may not be performance optimal, flag as perf warning.
    974                 skip |= log_msg(report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    975                                 HandleToUint64(image_state->image), __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
    976                                 "%s: Layout for cleared image should be TRANSFER_DST_OPTIMAL instead of GENERAL.", func_name);
    977             }
    978         } else if (VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR == dest_image_layout) {
    979             if (!GetDeviceExtensions(device_data)->vk_khr_shared_presentable_image) {
    980                 // TODO: Add unique error id when available.
    981                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    982                                 HandleToUint64(image_state->image), __LINE__, 0, "DS",
    983                                 "Must enable VK_KHR_shared_presentable_image extension before creating images with a layout type "
    984                                 "of VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR.");
    985 
    986             } else {
    987                 if (image_state->shared_presentable) {
    988                     skip |= log_msg(
    989                         report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
    990                         HandleToUint64(image_state->image), __LINE__, 0, "DS",
    991                         "Layout for shared presentable cleared image is %s but can only be VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR.",
    992                         string_VkImageLayout(dest_image_layout));
    993                 }
    994             }
    995         } else {
    996             UNIQUE_VALIDATION_ERROR_CODE error_code = VALIDATION_ERROR_1880000a;
    997             if (strcmp(func_name, "vkCmdClearDepthStencilImage()") == 0) {
    998                 error_code = VALIDATION_ERROR_18a00018;
    999             } else {
   1000                 assert(strcmp(func_name, "vkCmdClearColorImage()") == 0);
   1001             }
   1002             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1003                             HandleToUint64(image_state->image), __LINE__, error_code, "DS",
   1004                             "%s: Layout for cleared image is %s but can only be TRANSFER_DST_OPTIMAL or GENERAL. %s", func_name,
   1005                             string_VkImageLayout(dest_image_layout), validation_error_map[error_code]);
   1006         }
   1007     }
   1008 
   1009     for (uint32_t level_index = 0; level_index < level_count; ++level_index) {
   1010         uint32_t level = level_index + range.baseMipLevel;
   1011         for (uint32_t layer_index = 0; layer_index < layer_count; ++layer_index) {
   1012             uint32_t layer = layer_index + range.baseArrayLayer;
   1013             VkImageSubresource sub = {range.aspectMask, level, layer};
   1014             IMAGE_CMD_BUF_LAYOUT_NODE node;
   1015             if (FindCmdBufLayout(device_data, cb_node, image_state->image, sub, node)) {
   1016                 if (node.layout != dest_image_layout) {
   1017                     UNIQUE_VALIDATION_ERROR_CODE error_code = VALIDATION_ERROR_18800008;
   1018                     if (strcmp(func_name, "vkCmdClearDepthStencilImage()") == 0) {
   1019                         error_code = VALIDATION_ERROR_18a00016;
   1020                     } else {
   1021                         assert(strcmp(func_name, "vkCmdClearColorImage()") == 0);
   1022                     }
   1023                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT, 0,
   1024                                     __LINE__, error_code, "DS",
   1025                                     "%s: Cannot clear an image whose layout is %s and doesn't match the current layout %s. %s",
   1026                                     func_name, string_VkImageLayout(dest_image_layout), string_VkImageLayout(node.layout),
   1027                                     validation_error_map[error_code]);
   1028                 }
   1029             }
   1030         }
   1031     }
   1032 
   1033     return skip;
   1034 }
   1035 
   1036 void RecordClearImageLayout(layer_data *device_data, GLOBAL_CB_NODE *cb_node, VkImage image, VkImageSubresourceRange range,
   1037                             VkImageLayout dest_image_layout) {
   1038     VkImageCreateInfo *image_create_info = &(GetImageState(device_data, image)->createInfo);
   1039     uint32_t level_count = ResolveRemainingLevels(&range, image_create_info->mipLevels);
   1040     uint32_t layer_count = ResolveRemainingLayers(&range, image_create_info->arrayLayers);
   1041 
   1042     for (uint32_t level_index = 0; level_index < level_count; ++level_index) {
   1043         uint32_t level = level_index + range.baseMipLevel;
   1044         for (uint32_t layer_index = 0; layer_index < layer_count; ++layer_index) {
   1045             uint32_t layer = layer_index + range.baseArrayLayer;
   1046             VkImageSubresource sub = {range.aspectMask, level, layer};
   1047             IMAGE_CMD_BUF_LAYOUT_NODE node;
   1048             if (!FindCmdBufLayout(device_data, cb_node, image, sub, node)) {
   1049                 SetLayout(device_data, cb_node, image, sub, IMAGE_CMD_BUF_LAYOUT_NODE(dest_image_layout, dest_image_layout));
   1050             }
   1051         }
   1052     }
   1053 }
   1054 
   1055 bool PreCallValidateCmdClearColorImage(layer_data *dev_data, VkCommandBuffer commandBuffer, VkImage image,
   1056                                        VkImageLayout imageLayout, uint32_t rangeCount, const VkImageSubresourceRange *pRanges) {
   1057     bool skip = false;
   1058     // TODO : Verify memory is in VK_IMAGE_STATE_CLEAR state
   1059     auto cb_node = GetCBNode(dev_data, commandBuffer);
   1060     auto image_state = GetImageState(dev_data, image);
   1061     if (cb_node && image_state) {
   1062         skip |= ValidateMemoryIsBoundToImage(dev_data, image_state, "vkCmdClearColorImage()", VALIDATION_ERROR_18800006);
   1063         skip |= ValidateCmdQueueFlags(dev_data, cb_node, "vkCmdClearColorImage()", VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT,
   1064                                       VALIDATION_ERROR_18802415);
   1065         skip |= ValidateCmd(dev_data, cb_node, CMD_CLEARCOLORIMAGE, "vkCmdClearColorImage()");
   1066         skip |= insideRenderPass(dev_data, cb_node, "vkCmdClearColorImage()", VALIDATION_ERROR_18800017);
   1067         for (uint32_t i = 0; i < rangeCount; ++i) {
   1068             std::string param_name = "pRanges[" + std::to_string(i) + "]";
   1069             skip |= ValidateCmdClearColorSubresourceRange(dev_data, image_state, pRanges[i], param_name.c_str());
   1070             skip |= ValidateImageAttributes(dev_data, image_state, pRanges[i]);
   1071             skip |= VerifyClearImageLayout(dev_data, cb_node, image_state, pRanges[i], imageLayout, "vkCmdClearColorImage()");
   1072         }
   1073     }
   1074     return skip;
   1075 }
   1076 
   1077 // This state recording routine is shared between ClearColorImage and ClearDepthStencilImage
   1078 void PreCallRecordCmdClearImage(layer_data *dev_data, VkCommandBuffer commandBuffer, VkImage image, VkImageLayout imageLayout,
   1079                                 uint32_t rangeCount, const VkImageSubresourceRange *pRanges) {
   1080     auto cb_node = GetCBNode(dev_data, commandBuffer);
   1081     auto image_state = GetImageState(dev_data, image);
   1082     if (cb_node && image_state) {
   1083         AddCommandBufferBindingImage(dev_data, cb_node, image_state);
   1084         std::function<bool()> function = [=]() {
   1085             SetImageMemoryValid(dev_data, image_state, true);
   1086             return false;
   1087         };
   1088         cb_node->queue_submit_functions.push_back(function);
   1089         for (uint32_t i = 0; i < rangeCount; ++i) {
   1090             RecordClearImageLayout(dev_data, cb_node, image, pRanges[i], imageLayout);
   1091         }
   1092     }
   1093 }
   1094 
   1095 bool PreCallValidateCmdClearDepthStencilImage(layer_data *device_data, VkCommandBuffer commandBuffer, VkImage image,
   1096                                               VkImageLayout imageLayout, uint32_t rangeCount,
   1097                                               const VkImageSubresourceRange *pRanges) {
   1098     bool skip = false;
   1099     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   1100 
   1101     // TODO : Verify memory is in VK_IMAGE_STATE_CLEAR state
   1102     auto cb_node = GetCBNode(device_data, commandBuffer);
   1103     auto image_state = GetImageState(device_data, image);
   1104     if (cb_node && image_state) {
   1105         skip |= ValidateMemoryIsBoundToImage(device_data, image_state, "vkCmdClearDepthStencilImage()", VALIDATION_ERROR_18a00014);
   1106         skip |= ValidateCmdQueueFlags(device_data, cb_node, "vkCmdClearDepthStencilImage()", VK_QUEUE_GRAPHICS_BIT,
   1107                                       VALIDATION_ERROR_18a02415);
   1108         skip |= ValidateCmd(device_data, cb_node, CMD_CLEARDEPTHSTENCILIMAGE, "vkCmdClearDepthStencilImage()");
   1109         skip |= insideRenderPass(device_data, cb_node, "vkCmdClearDepthStencilImage()", VALIDATION_ERROR_18a00017);
   1110         for (uint32_t i = 0; i < rangeCount; ++i) {
   1111             std::string param_name = "pRanges[" + std::to_string(i) + "]";
   1112             skip |= ValidateCmdClearDepthSubresourceRange(device_data, image_state, pRanges[i], param_name.c_str());
   1113             skip |=
   1114                 VerifyClearImageLayout(device_data, cb_node, image_state, pRanges[i], imageLayout, "vkCmdClearDepthStencilImage()");
   1115             // Image aspect must be depth or stencil or both
   1116             if (((pRanges[i].aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT) != VK_IMAGE_ASPECT_DEPTH_BIT) &&
   1117                 ((pRanges[i].aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) != VK_IMAGE_ASPECT_STENCIL_BIT)) {
   1118                 char const str[] =
   1119                     "vkCmdClearDepthStencilImage aspectMasks for all subresource ranges must be set to VK_IMAGE_ASPECT_DEPTH_BIT "
   1120                     "and/or VK_IMAGE_ASPECT_STENCIL_BIT";
   1121                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1122                                 HandleToUint64(commandBuffer), __LINE__, DRAWSTATE_INVALID_IMAGE_ASPECT, "IMAGE", str);
   1123             }
   1124         }
   1125         if (image_state && !FormatIsDepthOrStencil(image_state->createInfo.format)) {
   1126             char const str[] = "vkCmdClearDepthStencilImage called without a depth/stencil image.";
   1127             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1128                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_18a0001c, "IMAGE", "%s. %s", str,
   1129                             validation_error_map[VALIDATION_ERROR_18a0001c]);
   1130         }
   1131         if (VK_IMAGE_USAGE_TRANSFER_DST_BIT != (VK_IMAGE_USAGE_TRANSFER_DST_BIT & image_state->createInfo.usage)) {
   1132             char const str[] =
   1133                 "vkCmdClearDepthStencilImage() called with an image that was not created with the VK_IMAGE_USAGE_TRANSFER_DST_BIT "
   1134                 "set.";
   1135             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1136                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_18a00012, "IMAGE", "%s. %s", str,
   1137                             validation_error_map[VALIDATION_ERROR_18a00012]);
   1138         }
   1139         VkFormatProperties props = GetFormatProperties(device_data, image_state->createInfo.format);
   1140         VkImageTiling tiling = image_state->createInfo.tiling;
   1141         VkFormatFeatureFlags flags = (tiling == VK_IMAGE_TILING_LINEAR ? props.linearTilingFeatures : props.optimalTilingFeatures);
   1142         if ((GetDeviceExtensions(device_data)->vk_khr_maintenance1) &&
   1143             (VK_FORMAT_FEATURE_TRANSFER_DST_BIT_KHR != (flags & VK_FORMAT_FEATURE_TRANSFER_DST_BIT_KHR))) {
   1144             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1145                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_18a00010, "IMAGE",
   1146                             "vkCmdClearDepthStencilImage() called with an image of format %s and tiling %s that does not support "
   1147                             "VK_FORMAT_FEATURE_TRANSFER_DST_BIT_KHR. %s",
   1148                             string_VkFormat(image_state->createInfo.format), string_VkImageTiling(image_state->createInfo.tiling),
   1149                             validation_error_map[VALIDATION_ERROR_18a00010]);
   1150         }
   1151     }
   1152     return skip;
   1153 }
   1154 
   1155 // Returns true if [x, xoffset] and [y, yoffset] overlap
   1156 static bool RangesIntersect(int32_t start, uint32_t start_offset, int32_t end, uint32_t end_offset) {
   1157     bool result = false;
   1158     uint32_t intersection_min = std::max(static_cast<uint32_t>(start), static_cast<uint32_t>(end));
   1159     uint32_t intersection_max = std::min(static_cast<uint32_t>(start) + start_offset, static_cast<uint32_t>(end) + end_offset);
   1160 
   1161     if (intersection_max > intersection_min) {
   1162         result = true;
   1163     }
   1164     return result;
   1165 }
   1166 
   1167 // Returns true if two VkImageCopy structures overlap
   1168 static bool RegionIntersects(const VkImageCopy *src, const VkImageCopy *dst, VkImageType type) {
   1169     bool result = false;
   1170     if ((src->srcSubresource.mipLevel == dst->dstSubresource.mipLevel) &&
   1171         (RangesIntersect(src->srcSubresource.baseArrayLayer, src->srcSubresource.layerCount, dst->dstSubresource.baseArrayLayer,
   1172                          dst->dstSubresource.layerCount))) {
   1173         result = true;
   1174         switch (type) {
   1175             case VK_IMAGE_TYPE_3D:
   1176                 result &= RangesIntersect(src->srcOffset.z, src->extent.depth, dst->dstOffset.z, dst->extent.depth);
   1177             // Intentionally fall through to 2D case
   1178             case VK_IMAGE_TYPE_2D:
   1179                 result &= RangesIntersect(src->srcOffset.y, src->extent.height, dst->dstOffset.y, dst->extent.height);
   1180             // Intentionally fall through to 1D case
   1181             case VK_IMAGE_TYPE_1D:
   1182                 result &= RangesIntersect(src->srcOffset.x, src->extent.width, dst->dstOffset.x, dst->extent.width);
   1183                 break;
   1184             default:
   1185                 // Unrecognized or new IMAGE_TYPE enums will be caught in parameter_validation
   1186                 assert(false);
   1187         }
   1188     }
   1189     return result;
   1190 }
   1191 
   1192 // Returns non-zero if offset and extent exceed image extents
   1193 static const uint32_t x_bit = 1;
   1194 static const uint32_t y_bit = 2;
   1195 static const uint32_t z_bit = 4;
   1196 static uint32_t ExceedsBounds(const VkOffset3D *offset, const VkExtent3D *extent, const VkExtent3D *image_extent) {
   1197     uint32_t result = 0;
   1198     // Extents/depths cannot be negative but checks left in for clarity
   1199     if ((offset->z + extent->depth > image_extent->depth) || (offset->z < 0) ||
   1200         ((offset->z + static_cast<int32_t>(extent->depth)) < 0)) {
   1201         result |= z_bit;
   1202     }
   1203     if ((offset->y + extent->height > image_extent->height) || (offset->y < 0) ||
   1204         ((offset->y + static_cast<int32_t>(extent->height)) < 0)) {
   1205         result |= y_bit;
   1206     }
   1207     if ((offset->x + extent->width > image_extent->width) || (offset->x < 0) ||
   1208         ((offset->x + static_cast<int32_t>(extent->width)) < 0)) {
   1209         result |= x_bit;
   1210     }
   1211     return result;
   1212 }
   1213 
   1214 // Test if two VkExtent3D structs are equivalent
   1215 static inline bool IsExtentEqual(const VkExtent3D *extent, const VkExtent3D *other_extent) {
   1216     bool result = true;
   1217     if ((extent->width != other_extent->width) || (extent->height != other_extent->height) ||
   1218         (extent->depth != other_extent->depth)) {
   1219         result = false;
   1220     }
   1221     return result;
   1222 }
   1223 
   1224 // For image copies between compressed/uncompressed formats, the extent is provided in source image texels
   1225 // Destination image texel extents must be adjusted by block size for the dest validation checks
   1226 VkExtent3D GetAdjustedDestImageExtent(VkFormat src_format, VkFormat dst_format, VkExtent3D extent) {
   1227     VkExtent3D adjusted_extent = extent;
   1228     if ((FormatIsCompressed(src_format) && (!FormatIsCompressed(dst_format)))) {
   1229         VkExtent3D block_size = FormatCompressedTexelBlockExtent(src_format);
   1230         adjusted_extent.width /= block_size.width;
   1231         adjusted_extent.height /= block_size.height;
   1232         adjusted_extent.depth /= block_size.depth;
   1233     } else if ((!FormatIsCompressed(src_format) && (FormatIsCompressed(dst_format)))) {
   1234         VkExtent3D block_size = FormatCompressedTexelBlockExtent(dst_format);
   1235         adjusted_extent.width *= block_size.width;
   1236         adjusted_extent.height *= block_size.height;
   1237         adjusted_extent.depth *= block_size.depth;
   1238     }
   1239     return adjusted_extent;
   1240 }
   1241 
   1242 // Returns the effective extent of an image subresource, adjusted for mip level and array depth.
   1243 static inline VkExtent3D GetImageSubresourceExtent(const IMAGE_STATE *img, const VkImageSubresourceLayers *subresource) {
   1244     const uint32_t mip = subresource->mipLevel;
   1245 
   1246     // Return zero extent if mip level doesn't exist
   1247     if (mip >= img->createInfo.mipLevels) {
   1248         return VkExtent3D{0, 0, 0};
   1249     }
   1250 
   1251     // Don't allow mip adjustment to create 0 dim, but pass along a 0 if that's what subresource specified
   1252     VkExtent3D extent = img->createInfo.extent;
   1253     extent.width = (0 == extent.width ? 0 : std::max(1U, extent.width >> mip));
   1254     extent.height = (0 == extent.height ? 0 : std::max(1U, extent.height >> mip));
   1255     extent.depth = (0 == extent.depth ? 0 : std::max(1U, extent.depth >> mip));
   1256 
   1257     // Image arrays have an effective z extent that isn't diminished by mip level
   1258     if (VK_IMAGE_TYPE_3D != img->createInfo.imageType) {
   1259         extent.depth = img->createInfo.arrayLayers;
   1260     }
   1261 
   1262     return extent;
   1263 }
   1264 
   1265 // Test if the extent argument has all dimensions set to 0.
   1266 static inline bool IsExtentAllZeroes(const VkExtent3D *extent) {
   1267     return ((extent->width == 0) && (extent->height == 0) && (extent->depth == 0));
   1268 }
   1269 
   1270 // Test if the extent argument has any dimensions set to 0.
   1271 static inline bool IsExtentSizeZero(const VkExtent3D *extent) {
   1272     return ((extent->width == 0) || (extent->height == 0) || (extent->depth == 0));
   1273 }
   1274 
   1275 // Returns the image transfer granularity for a specific image scaled by compressed block size if necessary.
   1276 static inline VkExtent3D GetScaledItg(layer_data *device_data, const GLOBAL_CB_NODE *cb_node, const IMAGE_STATE *img) {
   1277     // Default to (0, 0, 0) granularity in case we can't find the real granularity for the physical device.
   1278     VkExtent3D granularity = {0, 0, 0};
   1279     auto pPool = GetCommandPoolNode(device_data, cb_node->createInfo.commandPool);
   1280     if (pPool) {
   1281         granularity =
   1282             GetPhysDevProperties(device_data)->queue_family_properties[pPool->queueFamilyIndex].minImageTransferGranularity;
   1283         if (FormatIsCompressed(img->createInfo.format)) {
   1284             auto block_size = FormatCompressedTexelBlockExtent(img->createInfo.format);
   1285             granularity.width *= block_size.width;
   1286             granularity.height *= block_size.height;
   1287         }
   1288     }
   1289     return granularity;
   1290 }
   1291 
   1292 // Test elements of a VkExtent3D structure against alignment constraints contained in another VkExtent3D structure
   1293 static inline bool IsExtentAligned(const VkExtent3D *extent, const VkExtent3D *granularity) {
   1294     bool valid = true;
   1295     if ((SafeModulo(extent->depth, granularity->depth) != 0) || (SafeModulo(extent->width, granularity->width) != 0) ||
   1296         (SafeModulo(extent->height, granularity->height) != 0)) {
   1297         valid = false;
   1298     }
   1299     return valid;
   1300 }
   1301 
   1302 // Check elements of a VkOffset3D structure against a queue family's Image Transfer Granularity values
   1303 static inline bool CheckItgOffset(layer_data *device_data, const GLOBAL_CB_NODE *cb_node, const VkOffset3D *offset,
   1304                                   const VkExtent3D *granularity, const uint32_t i, const char *function, const char *member) {
   1305     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   1306     bool skip = false;
   1307     VkExtent3D offset_extent = {};
   1308     offset_extent.width = static_cast<uint32_t>(abs(offset->x));
   1309     offset_extent.height = static_cast<uint32_t>(abs(offset->y));
   1310     offset_extent.depth = static_cast<uint32_t>(abs(offset->z));
   1311     if (IsExtentAllZeroes(granularity)) {
   1312         // If the queue family image transfer granularity is (0, 0, 0), then the offset must always be (0, 0, 0)
   1313         if (IsExtentAllZeroes(&offset_extent) == false) {
   1314             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1315                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_IMAGE_TRANSFER_GRANULARITY, "DS",
   1316                             "%s: pRegion[%d].%s (x=%d, y=%d, z=%d) must be (x=0, y=0, z=0) when the command buffer's queue family "
   1317                             "image transfer granularity is (w=0, h=0, d=0).",
   1318                             function, i, member, offset->x, offset->y, offset->z);
   1319         }
   1320     } else {
   1321         // If the queue family image transfer granularity is not (0, 0, 0), then the offset dimensions must always be even
   1322         // integer multiples of the image transfer granularity.
   1323         if (IsExtentAligned(&offset_extent, granularity) == false) {
   1324             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1325                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_IMAGE_TRANSFER_GRANULARITY, "DS",
   1326                             "%s: pRegion[%d].%s (x=%d, y=%d, z=%d) dimensions must be even integer multiples of this command "
   1327                             "buffer's queue family image transfer granularity (w=%d, h=%d, d=%d).",
   1328                             function, i, member, offset->x, offset->y, offset->z, granularity->width, granularity->height,
   1329                             granularity->depth);
   1330         }
   1331     }
   1332     return skip;
   1333 }
   1334 
   1335 // Check elements of a VkExtent3D structure against a queue family's Image Transfer Granularity values
   1336 static inline bool CheckItgExtent(layer_data *device_data, const GLOBAL_CB_NODE *cb_node, const VkExtent3D *extent,
   1337                                   const VkOffset3D *offset, const VkExtent3D *granularity, const VkExtent3D *subresource_extent,
   1338                                   const VkImageType image_type, const uint32_t i, const char *function, const char *member) {
   1339     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   1340     bool skip = false;
   1341     if (IsExtentAllZeroes(granularity)) {
   1342         // If the queue family image transfer granularity is (0, 0, 0), then the extent must always match the image
   1343         // subresource extent.
   1344         if (IsExtentEqual(extent, subresource_extent) == false) {
   1345             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1346                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_IMAGE_TRANSFER_GRANULARITY, "DS",
   1347                             "%s: pRegion[%d].%s (w=%d, h=%d, d=%d) must match the image subresource extents (w=%d, h=%d, d=%d) "
   1348                             "when the command buffer's queue family image transfer granularity is (w=0, h=0, d=0).",
   1349                             function, i, member, extent->width, extent->height, extent->depth, subresource_extent->width,
   1350                             subresource_extent->height, subresource_extent->depth);
   1351         }
   1352     } else {
   1353         // If the queue family image transfer granularity is not (0, 0, 0), then the extent dimensions must always be even
   1354         // integer multiples of the image transfer granularity or the offset + extent dimensions must always match the image
   1355         // subresource extent dimensions.
   1356         VkExtent3D offset_extent_sum = {};
   1357         offset_extent_sum.width = static_cast<uint32_t>(abs(offset->x)) + extent->width;
   1358         offset_extent_sum.height = static_cast<uint32_t>(abs(offset->y)) + extent->height;
   1359         offset_extent_sum.depth = static_cast<uint32_t>(abs(offset->z)) + extent->depth;
   1360         bool x_ok = true;
   1361         bool y_ok = true;
   1362         bool z_ok = true;
   1363         switch (image_type) {
   1364             case VK_IMAGE_TYPE_3D:
   1365                 z_ok = ((0 == SafeModulo(extent->depth, granularity->depth)) ||
   1366                         (subresource_extent->depth == offset_extent_sum.depth));
   1367                 // Intentionally fall through to 2D case
   1368             case VK_IMAGE_TYPE_2D:
   1369                 y_ok = ((0 == SafeModulo(extent->height, granularity->height)) ||
   1370                         (subresource_extent->height == offset_extent_sum.height));
   1371                 // Intentionally fall through to 1D case
   1372             case VK_IMAGE_TYPE_1D:
   1373                 x_ok = ((0 == SafeModulo(extent->width, granularity->width)) ||
   1374                         (subresource_extent->width == offset_extent_sum.width));
   1375                 break;
   1376             default:
   1377                 // Unrecognized or new IMAGE_TYPE enums will be caught in parameter_validation
   1378                 assert(false);
   1379         }
   1380         if (!(x_ok && y_ok && z_ok)) {
   1381             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1382                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_IMAGE_TRANSFER_GRANULARITY, "DS",
   1383                             "%s: pRegion[%d].%s (w=%d, h=%d, d=%d) dimensions must be even integer multiples of this command "
   1384                             "buffer's queue family image transfer granularity (w=%d, h=%d, d=%d) or offset (x=%d, y=%d, z=%d) + "
   1385                             "extent (w=%d, h=%d, d=%d) must match the image subresource extents (w=%d, h=%d, d=%d).",
   1386                             function, i, member, extent->width, extent->height, extent->depth, granularity->width,
   1387                             granularity->height, granularity->depth, offset->x, offset->y, offset->z, extent->width, extent->height,
   1388                             extent->depth, subresource_extent->width, subresource_extent->height, subresource_extent->depth);
   1389         }
   1390     }
   1391     return skip;
   1392 }
   1393 
   1394 // Check a uint32_t width or stride value against a queue family's Image Transfer Granularity width value
   1395 static inline bool CheckItgInt(layer_data *device_data, const GLOBAL_CB_NODE *cb_node, const uint32_t value,
   1396                                const uint32_t granularity, const uint32_t i, const char *function, const char *member) {
   1397     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   1398 
   1399     bool skip = false;
   1400     if (SafeModulo(value, granularity) != 0) {
   1401         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1402                         HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_IMAGE_TRANSFER_GRANULARITY, "DS",
   1403                         "%s: pRegion[%d].%s (%d) must be an even integer multiple of this command buffer's queue family image "
   1404                         "transfer granularity width (%d).",
   1405                         function, i, member, value, granularity);
   1406     }
   1407     return skip;
   1408 }
   1409 
   1410 // Check a VkDeviceSize value against a queue family's Image Transfer Granularity width value
   1411 static inline bool CheckItgSize(layer_data *device_data, const GLOBAL_CB_NODE *cb_node, const VkDeviceSize value,
   1412                                 const uint32_t granularity, const uint32_t i, const char *function, const char *member) {
   1413     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   1414     bool skip = false;
   1415     if (SafeModulo(value, granularity) != 0) {
   1416         skip |= log_msg(
   1417             report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1418             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_IMAGE_TRANSFER_GRANULARITY, "DS",
   1419             "%s: pRegion[%d].%s (%" PRIdLEAST64
   1420             ") must be an even integer multiple of this command buffer's queue family image transfer granularity width (%d).",
   1421             function, i, member, value, granularity);
   1422     }
   1423     return skip;
   1424 }
   1425 
   1426 // Check valid usage Image Tranfer Granularity requirements for elements of a VkBufferImageCopy structure
   1427 bool ValidateCopyBufferImageTransferGranularityRequirements(layer_data *device_data, const GLOBAL_CB_NODE *cb_node,
   1428                                                             const IMAGE_STATE *img, const VkBufferImageCopy *region,
   1429                                                             const uint32_t i, const char *function) {
   1430     bool skip = false;
   1431     if (FormatIsCompressed(img->createInfo.format) == true) {
   1432         // TODO: Add granularity checking for compressed formats
   1433 
   1434         // bufferRowLength must be a multiple of the compressed texel block width
   1435         // bufferImageHeight must be a multiple of the compressed texel block height
   1436         // all members of imageOffset must be a multiple of the corresponding dimensions of the compressed texel block
   1437         // bufferOffset must be a multiple of the compressed texel block size in bytes
   1438         // imageExtent.width must be a multiple of the compressed texel block width or (imageExtent.width + imageOffset.x)
   1439         //     must equal the image subresource width
   1440         // imageExtent.height must be a multiple of the compressed texel block height or (imageExtent.height + imageOffset.y)
   1441         //     must equal the image subresource height
   1442         // imageExtent.depth must be a multiple of the compressed texel block depth or (imageExtent.depth + imageOffset.z)
   1443         //     must equal the image subresource depth
   1444     } else {
   1445         VkExtent3D granularity = GetScaledItg(device_data, cb_node, img);
   1446         skip |= CheckItgSize(device_data, cb_node, region->bufferOffset, granularity.width, i, function, "bufferOffset");
   1447         skip |= CheckItgInt(device_data, cb_node, region->bufferRowLength, granularity.width, i, function, "bufferRowLength");
   1448         skip |= CheckItgInt(device_data, cb_node, region->bufferImageHeight, granularity.width, i, function, "bufferImageHeight");
   1449         skip |= CheckItgOffset(device_data, cb_node, &region->imageOffset, &granularity, i, function, "imageOffset");
   1450         VkExtent3D subresource_extent = GetImageSubresourceExtent(img, &region->imageSubresource);
   1451         skip |= CheckItgExtent(device_data, cb_node, &region->imageExtent, &region->imageOffset, &granularity, &subresource_extent,
   1452                                img->createInfo.imageType, i, function, "imageExtent");
   1453     }
   1454     return skip;
   1455 }
   1456 
   1457 // Check valid usage Image Tranfer Granularity requirements for elements of a VkImageCopy structure
   1458 bool ValidateCopyImageTransferGranularityRequirements(layer_data *device_data, const GLOBAL_CB_NODE *cb_node,
   1459                                                       const IMAGE_STATE *src_img, const IMAGE_STATE *dst_img,
   1460                                                       const VkImageCopy *region, const uint32_t i, const char *function) {
   1461     bool skip = false;
   1462     // Source image checks
   1463     VkExtent3D granularity = GetScaledItg(device_data, cb_node, src_img);
   1464     skip |= CheckItgOffset(device_data, cb_node, &region->srcOffset, &granularity, i, function, "srcOffset");
   1465     VkExtent3D subresource_extent = GetImageSubresourceExtent(src_img, &region->srcSubresource);
   1466     const VkExtent3D extent = region->extent;
   1467     skip |= CheckItgExtent(device_data, cb_node, &extent, &region->srcOffset, &granularity, &subresource_extent,
   1468                            src_img->createInfo.imageType, i, function, "extent");
   1469 
   1470     // Destination image checks
   1471     granularity = GetScaledItg(device_data, cb_node, dst_img);
   1472     skip |= CheckItgOffset(device_data, cb_node, &region->dstOffset, &granularity, i, function, "dstOffset");
   1473     // Adjust dest extent, if necessary
   1474     const VkExtent3D dest_effective_extent =
   1475         GetAdjustedDestImageExtent(src_img->createInfo.format, dst_img->createInfo.format, extent);
   1476     subresource_extent = GetImageSubresourceExtent(dst_img, &region->dstSubresource);
   1477     skip |= CheckItgExtent(device_data, cb_node, &dest_effective_extent, &region->dstOffset, &granularity, &subresource_extent,
   1478                            dst_img->createInfo.imageType, i, function, "extent");
   1479     return skip;
   1480 }
   1481 
   1482 // Validate contents of a VkImageCopy struct
   1483 bool ValidateImageCopyData(const layer_data *device_data, const debug_report_data *report_data, const uint32_t regionCount,
   1484                            const VkImageCopy *ic_regions, const IMAGE_STATE *src_state, const IMAGE_STATE *dst_state) {
   1485     bool skip = false;
   1486 
   1487     for (uint32_t i = 0; i < regionCount; i++) {
   1488         const VkImageCopy region = ic_regions[i];
   1489 
   1490         // For comp<->uncomp copies, the copy extent for the dest image must be adjusted
   1491         const VkExtent3D src_copy_extent = region.extent;
   1492         const VkExtent3D dst_copy_extent =
   1493             GetAdjustedDestImageExtent(src_state->createInfo.format, dst_state->createInfo.format, region.extent);
   1494 
   1495         bool slice_override = false;
   1496         uint32_t depth_slices = 0;
   1497 
   1498         // Special case for copying between a 1D/2D array and a 3D image
   1499         // TBD: This seems like the only way to reconcile 3 mutually-exclusive VU checks for 2D/3D copies. Heads up.
   1500         if ((VK_IMAGE_TYPE_3D == src_state->createInfo.imageType) && (VK_IMAGE_TYPE_3D != dst_state->createInfo.imageType)) {
   1501             depth_slices = region.dstSubresource.layerCount;  // Slice count from 2D subresource
   1502             slice_override = (depth_slices != 1);
   1503         } else if ((VK_IMAGE_TYPE_3D == dst_state->createInfo.imageType) && (VK_IMAGE_TYPE_3D != src_state->createInfo.imageType)) {
   1504             depth_slices = region.srcSubresource.layerCount;  // Slice count from 2D subresource
   1505             slice_override = (depth_slices != 1);
   1506         }
   1507 
   1508         // Do all checks on source image
   1509         //
   1510         if (src_state->createInfo.imageType == VK_IMAGE_TYPE_1D) {
   1511             if ((0 != region.srcOffset.y) || (1 != src_copy_extent.height)) {
   1512                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1513                                 HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c00124, "IMAGE",
   1514                                 "vkCmdCopyImage(): pRegion[%d] srcOffset.y is %d and extent.height is %d. For 1D images these must "
   1515                                 "be 0 and 1, respectively. %s",
   1516                                 i, region.srcOffset.y, src_copy_extent.height, validation_error_map[VALIDATION_ERROR_09c00124]);
   1517             }
   1518         }
   1519 
   1520         if ((src_state->createInfo.imageType == VK_IMAGE_TYPE_1D) || (src_state->createInfo.imageType == VK_IMAGE_TYPE_2D)) {
   1521             if ((0 != region.srcOffset.z) || (1 != src_copy_extent.depth)) {
   1522                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1523                                 HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c00128, "IMAGE",
   1524                                 "vkCmdCopyImage(): pRegion[%d] srcOffset.z is %d and extent.depth is %d. For 1D and 2D images "
   1525                                 "these must be 0 and 1, respectively. %s",
   1526                                 i, region.srcOffset.z, src_copy_extent.depth, validation_error_map[VALIDATION_ERROR_09c00128]);
   1527             }
   1528         }
   1529 
   1530         // VU01199 changed with mnt1
   1531         if (GetDeviceExtensions(device_data)->vk_khr_maintenance1) {
   1532             if (src_state->createInfo.imageType == VK_IMAGE_TYPE_3D) {
   1533                 if ((0 != region.srcSubresource.baseArrayLayer) || (1 != region.srcSubresource.layerCount)) {
   1534                     skip |=
   1535                         log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1536                                 HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c0011a, "IMAGE",
   1537                                 "vkCmdCopyImage(): pRegion[%d] srcSubresource.baseArrayLayer is %d and srcSubresource.layerCount "
   1538                                 "is %d. For VK_IMAGE_TYPE_3D images these must be 0 and 1, respectively. %s",
   1539                                 i, region.srcSubresource.baseArrayLayer, region.srcSubresource.layerCount,
   1540                                 validation_error_map[VALIDATION_ERROR_09c0011a]);
   1541                 }
   1542             }
   1543         } else {  // Pre maint 1
   1544             if (src_state->createInfo.imageType == VK_IMAGE_TYPE_3D || dst_state->createInfo.imageType == VK_IMAGE_TYPE_3D) {
   1545                 if ((0 != region.srcSubresource.baseArrayLayer) || (1 != region.srcSubresource.layerCount)) {
   1546                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1547                                     HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c0011a, "IMAGE",
   1548                                     "vkCmdCopyImage(): pRegion[%d] srcSubresource.baseArrayLayer is %d and "
   1549                                     "srcSubresource.layerCount is %d. For copies with either source or dest of type "
   1550                                     "VK_IMAGE_TYPE_3D, these must be 0 and 1, respectively. %s",
   1551                                     i, region.srcSubresource.baseArrayLayer, region.srcSubresource.layerCount,
   1552                                     validation_error_map[VALIDATION_ERROR_09c0011a]);
   1553                 }
   1554             }
   1555         }
   1556 
   1557         // TODO: this VU is redundant with VU01224. Gitlab issue 812 submitted to get it removed from the spec.
   1558         if ((region.srcSubresource.baseArrayLayer >= src_state->createInfo.arrayLayers) ||
   1559             (region.srcSubresource.baseArrayLayer + region.srcSubresource.layerCount > src_state->createInfo.arrayLayers)) {
   1560             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1561                             HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c0012a, "IMAGE",
   1562                             "vkCmdCopyImage(): pRegion[%d] srcSubresource.baseArrayLayer (%d) must be less than the source image's "
   1563                             "arrayLayers (%d), and the sum of baseArrayLayer and srcSubresource.layerCount (%d) must be less than "
   1564                             "or equal to the source image's arrayLayers. %s",
   1565                             i, region.srcSubresource.baseArrayLayer, src_state->createInfo.arrayLayers,
   1566                             region.srcSubresource.layerCount, validation_error_map[VALIDATION_ERROR_09c0012a]);
   1567         }
   1568 
   1569         // Checks that apply only to compressed images
   1570         if (FormatIsCompressed(src_state->createInfo.format)) {
   1571             const VkExtent3D block_size = FormatCompressedTexelBlockExtent(src_state->createInfo.format);
   1572 
   1573             //  image offsets must be multiples of block dimensions
   1574             if ((SafeModulo(region.srcOffset.x, block_size.width) != 0) ||
   1575                 (SafeModulo(region.srcOffset.y, block_size.height) != 0) ||
   1576                 (SafeModulo(region.srcOffset.z, block_size.depth) != 0)) {
   1577                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1578                                 HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c0013a, "IMAGE",
   1579                                 "vkCmdCopyImage(): pRegion[%d] srcOffset (%d, %d) must be multiples of the compressed image's "
   1580                                 "texel width & height (%d, %d). %s.",
   1581                                 i, region.srcOffset.x, region.srcOffset.y, block_size.width, block_size.height,
   1582                                 validation_error_map[VALIDATION_ERROR_09c0013a]);
   1583             }
   1584 
   1585             const VkExtent3D mip_extent = GetImageSubresourceExtent(src_state, &(region.srcSubresource));
   1586             if ((SafeModulo(src_copy_extent.width, block_size.width) != 0) &&
   1587                 (src_copy_extent.width + region.srcOffset.x != mip_extent.width)) {
   1588                 skip |=
   1589                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1590                             HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c0013c, "IMAGE",
   1591                             "vkCmdCopyImage(): pRegion[%d] extent width (%d) must be a multiple of the compressed texture block "
   1592                             "width (%d), or when added to srcOffset.x (%d) must equal the image subresource width (%d). %s.",
   1593                             i, src_copy_extent.width, block_size.width, region.srcOffset.x, mip_extent.width,
   1594                             validation_error_map[VALIDATION_ERROR_09c0013c]);
   1595             }
   1596 
   1597             // Extent height must be a multiple of block height, or extent+offset height must equal subresource height
   1598             if ((SafeModulo(src_copy_extent.height, block_size.height) != 0) &&
   1599                 (src_copy_extent.height + region.srcOffset.y != mip_extent.height)) {
   1600                 skip |=
   1601                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1602                             HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c0013e, "IMAGE",
   1603                             "vkCmdCopyImage(): pRegion[%d] extent height (%d) must be a multiple of the compressed texture block "
   1604                             "height (%d), or when added to srcOffset.y (%d) must equal the image subresource height (%d). %s.",
   1605                             i, src_copy_extent.height, block_size.height, region.srcOffset.y, mip_extent.height,
   1606                             validation_error_map[VALIDATION_ERROR_09c0013e]);
   1607             }
   1608 
   1609             // Extent depth must be a multiple of block depth, or extent+offset depth must equal subresource depth
   1610             uint32_t copy_depth = (slice_override ? depth_slices : src_copy_extent.depth);
   1611             if ((SafeModulo(copy_depth, block_size.depth) != 0) && (copy_depth + region.srcOffset.z != mip_extent.depth)) {
   1612                 skip |=
   1613                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1614                             HandleToUint64(src_state->image), __LINE__, VALIDATION_ERROR_09c00140, "IMAGE",
   1615                             "vkCmdCopyImage(): pRegion[%d] extent width (%d) must be a multiple of the compressed texture block "
   1616                             "depth (%d), or when added to srcOffset.z (%d) must equal the image subresource depth (%d). %s.",
   1617                             i, src_copy_extent.depth, block_size.depth, region.srcOffset.z, mip_extent.depth,
   1618                             validation_error_map[VALIDATION_ERROR_09c00140]);
   1619             }
   1620         }  // Compressed
   1621 
   1622         // Do all checks on dest image
   1623         //
   1624         if (dst_state->createInfo.imageType == VK_IMAGE_TYPE_1D) {
   1625             if ((0 != region.dstOffset.y) || (1 != dst_copy_extent.height)) {
   1626                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1627                                 HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c00130, "IMAGE",
   1628                                 "vkCmdCopyImage(): pRegion[%d] dstOffset.y is %d and dst_copy_extent.height is %d. For 1D images "
   1629                                 "these must be 0 and 1, respectively. %s",
   1630                                 i, region.dstOffset.y, dst_copy_extent.height, validation_error_map[VALIDATION_ERROR_09c00130]);
   1631             }
   1632         }
   1633 
   1634         if ((dst_state->createInfo.imageType == VK_IMAGE_TYPE_1D) || (dst_state->createInfo.imageType == VK_IMAGE_TYPE_2D)) {
   1635             if ((0 != region.dstOffset.z) || (1 != dst_copy_extent.depth)) {
   1636                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1637                                 HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c00134, "IMAGE",
   1638                                 "vkCmdCopyImage(): pRegion[%d] dstOffset.z is %d and dst_copy_extent.depth is %d. For 1D and 2D "
   1639                                 "images these must be 0 and 1, respectively. %s",
   1640                                 i, region.dstOffset.z, dst_copy_extent.depth, validation_error_map[VALIDATION_ERROR_09c00134]);
   1641             }
   1642         }
   1643 
   1644         if (dst_state->createInfo.imageType == VK_IMAGE_TYPE_3D) {
   1645             if ((0 != region.dstSubresource.baseArrayLayer) || (1 != region.dstSubresource.layerCount)) {
   1646                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1647                                 HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c0011a, "IMAGE",
   1648                                 "vkCmdCopyImage(): pRegion[%d] dstSubresource.baseArrayLayer is %d and dstSubresource.layerCount "
   1649                                 "is %d. For VK_IMAGE_TYPE_3D images these must be 0 and 1, respectively. %s",
   1650                                 i, region.dstSubresource.baseArrayLayer, region.dstSubresource.layerCount,
   1651                                 validation_error_map[VALIDATION_ERROR_09c0011a]);
   1652             }
   1653         }
   1654         // VU01199 changed with mnt1
   1655         if (GetDeviceExtensions(device_data)->vk_khr_maintenance1) {
   1656             if (dst_state->createInfo.imageType == VK_IMAGE_TYPE_3D) {
   1657                 if ((0 != region.dstSubresource.baseArrayLayer) || (1 != region.dstSubresource.layerCount)) {
   1658                     skip |=
   1659                         log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1660                                 HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c0011a, "IMAGE",
   1661                                 "vkCmdCopyImage(): pRegion[%d] dstSubresource.baseArrayLayer is %d and dstSubresource.layerCount "
   1662                                 "is %d. For VK_IMAGE_TYPE_3D images these must be 0 and 1, respectively. %s",
   1663                                 i, region.dstSubresource.baseArrayLayer, region.dstSubresource.layerCount,
   1664                                 validation_error_map[VALIDATION_ERROR_09c0011a]);
   1665                 }
   1666             }
   1667         } else {  // Pre maint 1
   1668             if (src_state->createInfo.imageType == VK_IMAGE_TYPE_3D || dst_state->createInfo.imageType == VK_IMAGE_TYPE_3D) {
   1669                 if ((0 != region.dstSubresource.baseArrayLayer) || (1 != region.dstSubresource.layerCount)) {
   1670                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1671                                     HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c0011a, "IMAGE",
   1672                                     "vkCmdCopyImage(): pRegion[%d] dstSubresource.baseArrayLayer is %d and "
   1673                                     "dstSubresource.layerCount is %d. For copies with either source or dest of type "
   1674                                     "VK_IMAGE_TYPE_3D, these must be 0 and 1, respectively. %s",
   1675                                     i, region.dstSubresource.baseArrayLayer, region.dstSubresource.layerCount,
   1676                                     validation_error_map[VALIDATION_ERROR_09c0011a]);
   1677                 }
   1678             }
   1679         }
   1680 
   1681         // TODO: this VU is redundant with VU01224. Gitlab issue 812 submitted to get it removed from the spec.
   1682         if ((region.dstSubresource.baseArrayLayer >= dst_state->createInfo.arrayLayers) ||
   1683             (region.dstSubresource.baseArrayLayer + region.dstSubresource.layerCount > dst_state->createInfo.arrayLayers)) {
   1684             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1685                             HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c00136, "IMAGE",
   1686                             "vkCmdCopyImage(): pRegion[%d] dstSubresource.baseArrayLayer (%d) must be less than the dest image's "
   1687                             "arrayLayers (%d), and the sum of baseArrayLayer and dstSubresource.layerCount (%d) must be less than "
   1688                             "or equal to the dest image's arrayLayers. %s",
   1689                             i, region.dstSubresource.baseArrayLayer, dst_state->createInfo.arrayLayers,
   1690                             region.dstSubresource.layerCount, validation_error_map[VALIDATION_ERROR_09c00136]);
   1691         }
   1692 
   1693         // Checks that apply only to compressed images
   1694         if (FormatIsCompressed(dst_state->createInfo.format)) {
   1695             const VkExtent3D block_size = FormatCompressedTexelBlockExtent(dst_state->createInfo.format);
   1696 
   1697             //  image offsets must be multiples of block dimensions
   1698             if ((SafeModulo(region.dstOffset.x, block_size.width) != 0) ||
   1699                 (SafeModulo(region.dstOffset.y, block_size.height) != 0) ||
   1700                 (SafeModulo(region.dstOffset.z, block_size.depth) != 0)) {
   1701                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1702                                 HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c00144, "IMAGE",
   1703                                 "vkCmdCopyImage(): pRegion[%d] dstOffset (%d, %d) must be multiples of the compressed image's "
   1704                                 "texel width & height (%d, %d). %s.",
   1705                                 i, region.dstOffset.x, region.dstOffset.y, block_size.width, block_size.height,
   1706                                 validation_error_map[VALIDATION_ERROR_09c00144]);
   1707             }
   1708 
   1709             const VkExtent3D mip_extent = GetImageSubresourceExtent(dst_state, &(region.dstSubresource));
   1710             if ((SafeModulo(dst_copy_extent.width, block_size.width) != 0) &&
   1711                 (dst_copy_extent.width + region.dstOffset.x != mip_extent.width)) {
   1712                 skip |=
   1713                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1714                             HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c00146, "IMAGE",
   1715                             "vkCmdCopyImage(): pRegion[%d] dst_copy_extent width (%d) must be a multiple of the compressed texture "
   1716                             "block width (%d), or when added to dstOffset.x (%d) must equal the image subresource width (%d). %s.",
   1717                             i, dst_copy_extent.width, block_size.width, region.dstOffset.x, mip_extent.width,
   1718                             validation_error_map[VALIDATION_ERROR_09c00146]);
   1719             }
   1720 
   1721             // Extent height must be a multiple of block height, or dst_copy_extent+offset height must equal subresource height
   1722             if ((SafeModulo(dst_copy_extent.height, block_size.height) != 0) &&
   1723                 (dst_copy_extent.height + region.dstOffset.y != mip_extent.height)) {
   1724                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1725                                 HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c00148, "IMAGE",
   1726                                 "vkCmdCopyImage(): pRegion[%d] dst_copy_extent height (%d) must be a multiple of the compressed "
   1727                                 "texture block height (%d), or when added to dstOffset.y (%d) must equal the image subresource "
   1728                                 "height (%d). %s.",
   1729                                 i, dst_copy_extent.height, block_size.height, region.dstOffset.y, mip_extent.height,
   1730                                 validation_error_map[VALIDATION_ERROR_09c00148]);
   1731             }
   1732 
   1733             // Extent depth must be a multiple of block depth, or dst_copy_extent+offset depth must equal subresource depth
   1734             uint32_t copy_depth = (slice_override ? depth_slices : dst_copy_extent.depth);
   1735             if ((SafeModulo(copy_depth, block_size.depth) != 0) && (copy_depth + region.dstOffset.z != mip_extent.depth)) {
   1736                 skip |=
   1737                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   1738                             HandleToUint64(dst_state->image), __LINE__, VALIDATION_ERROR_09c0014a, "IMAGE",
   1739                             "vkCmdCopyImage(): pRegion[%d] dst_copy_extent width (%d) must be a multiple of the compressed texture "
   1740                             "block depth (%d), or when added to dstOffset.z (%d) must equal the image subresource depth (%d). %s.",
   1741                             i, dst_copy_extent.depth, block_size.depth, region.dstOffset.z, mip_extent.depth,
   1742                             validation_error_map[VALIDATION_ERROR_09c0014a]);
   1743             }
   1744         }  // Compressed
   1745     }
   1746     return skip;
   1747 }
   1748 
   1749 bool PreCallValidateCmdCopyImage(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *src_image_state,
   1750                                  IMAGE_STATE *dst_image_state, uint32_t region_count, const VkImageCopy *regions,
   1751                                  VkImageLayout src_image_layout, VkImageLayout dst_image_layout) {
   1752     bool skip = false;
   1753     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   1754     skip = ValidateImageCopyData(device_data, report_data, region_count, regions, src_image_state, dst_image_state);
   1755 
   1756     VkCommandBuffer command_buffer = cb_node->commandBuffer;
   1757 
   1758     for (uint32_t i = 0; i < region_count; i++) {
   1759         const VkImageCopy region = regions[i];
   1760 
   1761         // For comp/uncomp copies, the copy extent for the dest image must be adjusted
   1762         VkExtent3D src_copy_extent = region.extent;
   1763         VkExtent3D dst_copy_extent =
   1764             GetAdjustedDestImageExtent(src_image_state->createInfo.format, dst_image_state->createInfo.format, region.extent);
   1765 
   1766         bool slice_override = false;
   1767         uint32_t depth_slices = 0;
   1768 
   1769         // Special case for copying between a 1D/2D array and a 3D image
   1770         // TBD: This seems like the only way to reconcile 3 mutually-exclusive VU checks for 2D/3D copies. Heads up.
   1771         if ((VK_IMAGE_TYPE_3D == src_image_state->createInfo.imageType) &&
   1772             (VK_IMAGE_TYPE_3D != dst_image_state->createInfo.imageType)) {
   1773             depth_slices = region.dstSubresource.layerCount;  // Slice count from 2D subresource
   1774             slice_override = (depth_slices != 1);
   1775         } else if ((VK_IMAGE_TYPE_3D == dst_image_state->createInfo.imageType) &&
   1776                    (VK_IMAGE_TYPE_3D != src_image_state->createInfo.imageType)) {
   1777             depth_slices = region.srcSubresource.layerCount;  // Slice count from 2D subresource
   1778             slice_override = (depth_slices != 1);
   1779         }
   1780 
   1781         if (region.srcSubresource.layerCount == 0) {
   1782             std::stringstream ss;
   1783             ss << "vkCmdCopyImage: number of layers in pRegions[" << i << "] srcSubresource is zero";
   1784             skip |=
   1785                 log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1786                         HandleToUint64(command_buffer), __LINE__, DRAWSTATE_INVALID_IMAGE_ASPECT, "IMAGE", "%s", ss.str().c_str());
   1787         }
   1788 
   1789         if (region.dstSubresource.layerCount == 0) {
   1790             std::stringstream ss;
   1791             ss << "vkCmdCopyImage: number of layers in pRegions[" << i << "] dstSubresource is zero";
   1792             skip |=
   1793                 log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1794                         HandleToUint64(command_buffer), __LINE__, DRAWSTATE_INVALID_IMAGE_ASPECT, "IMAGE", "%s", ss.str().c_str());
   1795         }
   1796 
   1797         if (GetDeviceExtensions(device_data)->vk_khr_maintenance1) {
   1798             // No chance of mismatch if we're overriding depth slice count
   1799             if (!slice_override) {
   1800                 // The number of depth slices in srcSubresource and dstSubresource must match
   1801                 // Depth comes from layerCount for 1D,2D resources, from extent.depth for 3D
   1802                 uint32_t src_slices =
   1803                     (VK_IMAGE_TYPE_3D == src_image_state->createInfo.imageType ? src_copy_extent.depth
   1804                                                                                : region.srcSubresource.layerCount);
   1805                 uint32_t dst_slices =
   1806                     (VK_IMAGE_TYPE_3D == dst_image_state->createInfo.imageType ? dst_copy_extent.depth
   1807                                                                                : region.dstSubresource.layerCount);
   1808                 if (src_slices != dst_slices) {
   1809                     std::stringstream ss;
   1810                     ss << "vkCmdCopyImage: number of depth slices in source and destination subresources for pRegions[" << i
   1811                        << "] do not match";
   1812                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1813                                     HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c00118, "IMAGE", "%s. %s",
   1814                                     ss.str().c_str(), validation_error_map[VALIDATION_ERROR_09c00118]);
   1815                 }
   1816             }
   1817         } else {
   1818             // For each region the layerCount member of srcSubresource and dstSubresource must match
   1819             if (region.srcSubresource.layerCount != region.dstSubresource.layerCount) {
   1820                 std::stringstream ss;
   1821                 ss << "vkCmdCopyImage: number of layers in source and destination subresources for pRegions[" << i
   1822                    << "] do not match";
   1823                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1824                                 HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c00118, "IMAGE", "%s. %s",
   1825                                 ss.str().c_str(), validation_error_map[VALIDATION_ERROR_09c00118]);
   1826             }
   1827         }
   1828 
   1829         // For each region, the aspectMask member of srcSubresource and dstSubresource must match
   1830         if (region.srcSubresource.aspectMask != region.dstSubresource.aspectMask) {
   1831             char const str[] = "vkCmdCopyImage: Src and dest aspectMasks for each region must match";
   1832             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1833                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c00112, "IMAGE", "%s. %s", str,
   1834                             validation_error_map[VALIDATION_ERROR_09c00112]);
   1835         }
   1836 
   1837         // For each region, the aspectMask member of srcSubresource must be present in the source image
   1838         if (!VerifyAspectsPresent(region.srcSubresource.aspectMask, src_image_state->createInfo.format)) {
   1839             std::stringstream ss;
   1840             ss << "vkCmdCopyImage: pRegion[" << i
   1841                << "] srcSubresource.aspectMask cannot specify aspects not present in source image";
   1842             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1843                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c0011c, "IMAGE", "%s. %s",
   1844                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_09c0011c]);
   1845         }
   1846 
   1847         // For each region, the aspectMask member of dstSubresource must be present in the destination image
   1848         if (!VerifyAspectsPresent(region.dstSubresource.aspectMask, dst_image_state->createInfo.format)) {
   1849             std::stringstream ss;
   1850             ss << "vkCmdCopyImage: pRegion[" << i << "] dstSubresource.aspectMask cannot specify aspects not present in dest image";
   1851             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1852                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c0011e, "IMAGE", "%s. %s",
   1853                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_09c0011e]);
   1854         }
   1855 
   1856         // AspectMask must not contain VK_IMAGE_ASPECT_METADATA_BIT
   1857         if ((region.srcSubresource.aspectMask & VK_IMAGE_ASPECT_METADATA_BIT) ||
   1858             (region.dstSubresource.aspectMask & VK_IMAGE_ASPECT_METADATA_BIT)) {
   1859             std::stringstream ss;
   1860             ss << "vkCmdCopyImage: pRegions[" << i << "] may not specify aspectMask containing VK_IMAGE_ASPECT_METADATA_BIT";
   1861             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1862                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_0a600150, "IMAGE", "%s. %s",
   1863                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_0a600150]);
   1864         }
   1865 
   1866         // For each region, if aspectMask contains VK_IMAGE_ASPECT_COLOR_BIT, it must not contain either of
   1867         // VK_IMAGE_ASPECT_DEPTH_BIT or VK_IMAGE_ASPECT_STENCIL_BIT
   1868         if ((region.srcSubresource.aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) &&
   1869             (region.srcSubresource.aspectMask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT))) {
   1870             char const str[] = "vkCmdCopyImage aspectMask cannot specify both COLOR and DEPTH/STENCIL aspects";
   1871             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1872                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_0a60014e, "IMAGE", "%s. %s", str,
   1873                             validation_error_map[VALIDATION_ERROR_0a60014e]);
   1874         }
   1875 
   1876         // MipLevel must be less than the mipLevels specified in VkImageCreateInfo when the image was created
   1877         if (region.srcSubresource.mipLevel >= src_image_state->createInfo.mipLevels) {
   1878             std::stringstream ss;
   1879             ss << "vkCmdCopyImage: pRegions[" << i
   1880                << "] specifies a src mipLevel greater than the number specified when the srcImage was created.";
   1881             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1882                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_0a600152, "IMAGE", "%s. %s",
   1883                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_0a600152]);
   1884         }
   1885         if (region.dstSubresource.mipLevel >= dst_image_state->createInfo.mipLevels) {
   1886             std::stringstream ss;
   1887             ss << "vkCmdCopyImage: pRegions[" << i
   1888                << "] specifies a dst mipLevel greater than the number specified when the dstImage was created.";
   1889             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1890                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_0a600152, "IMAGE", "%s. %s",
   1891                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_0a600152]);
   1892         }
   1893 
   1894         // (baseArrayLayer + layerCount) must be less than or equal to the arrayLayers specified in VkImageCreateInfo when the
   1895         // image was created
   1896         if ((region.srcSubresource.baseArrayLayer + region.srcSubresource.layerCount) > src_image_state->createInfo.arrayLayers) {
   1897             std::stringstream ss;
   1898             ss << "vkCmdCopyImage: srcImage arrayLayers was " << src_image_state->createInfo.arrayLayers << " but subRegion[" << i
   1899                << "] baseArrayLayer + layerCount is " << (region.srcSubresource.baseArrayLayer + region.srcSubresource.layerCount);
   1900             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1901                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_0a600154, "IMAGE", "%s. %s",
   1902                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_0a600154]);
   1903         }
   1904         if ((region.dstSubresource.baseArrayLayer + region.dstSubresource.layerCount) > dst_image_state->createInfo.arrayLayers) {
   1905             std::stringstream ss;
   1906             ss << "vkCmdCopyImage: dstImage arrayLayers was " << dst_image_state->createInfo.arrayLayers << " but subRegion[" << i
   1907                << "] baseArrayLayer + layerCount is " << (region.dstSubresource.baseArrayLayer + region.dstSubresource.layerCount);
   1908             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1909                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_0a600154, "IMAGE", "%s. %s",
   1910                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_0a600154]);
   1911         }
   1912 
   1913         // Check region extents for 1D-1D, 2D-2D, and 3D-3D copies
   1914         if (src_image_state->createInfo.imageType == dst_image_state->createInfo.imageType) {
   1915             // The source region specified by a given element of regions must be a region that is contained within srcImage
   1916             VkExtent3D img_extent = GetImageSubresourceExtent(src_image_state, &(region.srcSubresource));
   1917             if (0 != ExceedsBounds(&region.srcOffset, &src_copy_extent, &img_extent)) {
   1918                 std::stringstream ss;
   1919                 ss << "vkCmdCopyImage: Source pRegion[" << i << "] with mipLevel [ " << region.srcSubresource.mipLevel
   1920                    << " ], offset [ " << region.srcOffset.x << ", " << region.srcOffset.y << ", " << region.srcOffset.z
   1921                    << " ], extent [ " << src_copy_extent.width << ", " << src_copy_extent.height << ", " << src_copy_extent.depth
   1922                    << " ] exceeds the source image dimensions";
   1923                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1924                                 HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_190000f4, "IMAGE", "%s. %s",
   1925                                 ss.str().c_str(), validation_error_map[VALIDATION_ERROR_190000f4]);
   1926             }
   1927 
   1928             // The destination region specified by a given element of regions must be a region that is contained within dst_image
   1929             img_extent = GetImageSubresourceExtent(dst_image_state, &(region.dstSubresource));
   1930             if (0 != ExceedsBounds(&region.dstOffset, &dst_copy_extent, &img_extent)) {
   1931                 std::stringstream ss;
   1932                 ss << "vkCmdCopyImage: Dest pRegion[" << i << "] with mipLevel [ " << region.dstSubresource.mipLevel
   1933                    << " ], offset [ " << region.dstOffset.x << ", " << region.dstOffset.y << ", " << region.dstOffset.z
   1934                    << " ], extent [ " << dst_copy_extent.width << ", " << dst_copy_extent.height << ", " << dst_copy_extent.depth
   1935                    << " ] exceeds the destination image dimensions";
   1936                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1937                                 HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_190000f6, "IMAGE", "%s. %s",
   1938                                 ss.str().c_str(), validation_error_map[VALIDATION_ERROR_190000f6]);
   1939             }
   1940         }
   1941 
   1942         // Each dimension offset + extent limits must fall with image subresource extent
   1943         VkExtent3D subresource_extent = GetImageSubresourceExtent(src_image_state, &(region.srcSubresource));
   1944         if (slice_override) src_copy_extent.depth = depth_slices;
   1945         uint32_t extent_check = ExceedsBounds(&(region.srcOffset), &src_copy_extent, &subresource_extent);
   1946         if (extent_check & x_bit) {
   1947             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1948                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c00120, "IMAGE",
   1949                             "vkCmdCopyImage: Source image pRegion %1d x-dimension offset [%1d] + extent [%1d] exceeds subResource "
   1950                             "width [%1d]. %s",
   1951                             i, region.srcOffset.x, src_copy_extent.width, subresource_extent.width,
   1952                             validation_error_map[VALIDATION_ERROR_09c00120]);
   1953         }
   1954 
   1955         if (extent_check & y_bit) {
   1956             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1957                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c00122, "IMAGE",
   1958                             "vkCmdCopyImage: Source image pRegion %1d y-dimension offset [%1d] + extent [%1d] exceeds subResource "
   1959                             "height [%1d]. %s",
   1960                             i, region.srcOffset.y, src_copy_extent.height, subresource_extent.height,
   1961                             validation_error_map[VALIDATION_ERROR_09c00122]);
   1962         }
   1963         if (extent_check & z_bit) {
   1964             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1965                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c00126, "IMAGE",
   1966                             "vkCmdCopyImage: Source image pRegion %1d z-dimension offset [%1d] + extent [%1d] exceeds subResource "
   1967                             "depth [%1d]. %s",
   1968                             i, region.srcOffset.z, src_copy_extent.depth, subresource_extent.depth,
   1969                             validation_error_map[VALIDATION_ERROR_09c00126]);
   1970         }
   1971 
   1972         // Adjust dest extent if necessary
   1973         subresource_extent = GetImageSubresourceExtent(dst_image_state, &(region.dstSubresource));
   1974         if (slice_override) dst_copy_extent.depth = depth_slices;
   1975 
   1976         extent_check = ExceedsBounds(&(region.dstOffset), &dst_copy_extent, &subresource_extent);
   1977         if (extent_check & x_bit) {
   1978             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1979                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c0012c, "IMAGE",
   1980                             "vkCmdCopyImage: Dest image pRegion %1d x-dimension offset [%1d] + extent [%1d] exceeds subResource "
   1981                             "width [%1d]. %s",
   1982                             i, region.dstOffset.x, dst_copy_extent.width, subresource_extent.width,
   1983                             validation_error_map[VALIDATION_ERROR_09c0012c]);
   1984         }
   1985         if (extent_check & y_bit) {
   1986             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1987                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c0012e, "IMAGE",
   1988                             "vkCmdCopyImage: Dest image pRegion %1d y-dimension offset [%1d] + extent [%1d] exceeds subResource "
   1989                             "height [%1d]. %s",
   1990                             i, region.dstOffset.y, dst_copy_extent.height, subresource_extent.height,
   1991                             validation_error_map[VALIDATION_ERROR_09c0012e]);
   1992         }
   1993         if (extent_check & z_bit) {
   1994             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   1995                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_09c00132, "IMAGE",
   1996                             "vkCmdCopyImage: Dest image pRegion %1d z-dimension offset [%1d] + extent [%1d] exceeds subResource "
   1997                             "depth [%1d]. %s",
   1998                             i, region.dstOffset.z, dst_copy_extent.depth, subresource_extent.depth,
   1999                             validation_error_map[VALIDATION_ERROR_09c00132]);
   2000         }
   2001 
   2002         // The union of all source regions, and the union of all destination regions, specified by the elements of regions,
   2003         // must not overlap in memory
   2004         if (src_image_state->image == dst_image_state->image) {
   2005             for (uint32_t j = 0; j < region_count; j++) {
   2006                 if (RegionIntersects(&region, &regions[j], src_image_state->createInfo.imageType)) {
   2007                     std::stringstream ss;
   2008                     ss << "vkCmdCopyImage: pRegions[" << i << "] src overlaps with pRegions[" << j << "].";
   2009                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2010                                     HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_190000f8, "IMAGE", "%s. %s",
   2011                                     ss.str().c_str(), validation_error_map[VALIDATION_ERROR_190000f8]);
   2012                 }
   2013             }
   2014         }
   2015     }
   2016 
   2017     // The formats of src_image and dst_image must be compatible. Formats are considered compatible if their texel size in bytes
   2018     // is the same between both formats. For example, VK_FORMAT_R8G8B8A8_UNORM is compatible with VK_FORMAT_R32_UINT because
   2019     // because both texels are 4 bytes in size. Depth/stencil formats must match exactly.
   2020     if (FormatIsDepthOrStencil(src_image_state->createInfo.format) || FormatIsDepthOrStencil(dst_image_state->createInfo.format)) {
   2021         if (src_image_state->createInfo.format != dst_image_state->createInfo.format) {
   2022             char const str[] = "vkCmdCopyImage called with unmatched source and dest image depth/stencil formats.";
   2023             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2024                             HandleToUint64(command_buffer), __LINE__, DRAWSTATE_MISMATCHED_IMAGE_FORMAT, "IMAGE", str);
   2025         }
   2026     } else {
   2027         size_t srcSize = FormatSize(src_image_state->createInfo.format);
   2028         size_t destSize = FormatSize(dst_image_state->createInfo.format);
   2029         if (srcSize != destSize) {
   2030             char const str[] = "vkCmdCopyImage called with unmatched source and dest image format sizes.";
   2031             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2032                             HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_1900010e, "IMAGE", "%s. %s", str,
   2033                             validation_error_map[VALIDATION_ERROR_1900010e]);
   2034         }
   2035     }
   2036 
   2037     // Source and dest image sample counts must match
   2038     if (src_image_state->createInfo.samples != dst_image_state->createInfo.samples) {
   2039         char const str[] = "vkCmdCopyImage() called on image pair with non-identical sample counts.";
   2040         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2041                         HandleToUint64(command_buffer), __LINE__, VALIDATION_ERROR_19000110, "IMAGE", "%s %s", str,
   2042                         validation_error_map[VALIDATION_ERROR_19000110]);
   2043     }
   2044 
   2045     skip |= ValidateMemoryIsBoundToImage(device_data, src_image_state, "vkCmdCopyImage()", VALIDATION_ERROR_190000fe);
   2046     skip |= ValidateMemoryIsBoundToImage(device_data, dst_image_state, "vkCmdCopyImage()", VALIDATION_ERROR_19000108);
   2047     // Validate that SRC & DST images have correct usage flags set
   2048     skip |= ValidateImageUsageFlags(device_data, src_image_state, VK_IMAGE_USAGE_TRANSFER_SRC_BIT, true, VALIDATION_ERROR_190000fc,
   2049                                     "vkCmdCopyImage()", "VK_IMAGE_USAGE_TRANSFER_SRC_BIT");
   2050     skip |= ValidateImageUsageFlags(device_data, dst_image_state, VK_IMAGE_USAGE_TRANSFER_DST_BIT, true, VALIDATION_ERROR_19000106,
   2051                                     "vkCmdCopyImage()", "VK_IMAGE_USAGE_TRANSFER_DST_BIT");
   2052     skip |= ValidateCmdQueueFlags(device_data, cb_node, "vkCmdCopyImage()",
   2053                                   VK_QUEUE_TRANSFER_BIT | VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT, VALIDATION_ERROR_19002415);
   2054     skip |= ValidateCmd(device_data, cb_node, CMD_COPYIMAGE, "vkCmdCopyImage()");
   2055     skip |= insideRenderPass(device_data, cb_node, "vkCmdCopyImage()", VALIDATION_ERROR_19000017);
   2056     bool hit_error = false;
   2057     for (uint32_t i = 0; i < region_count; ++i) {
   2058         skip |= VerifyImageLayout(device_data, cb_node, src_image_state, regions[i].srcSubresource, src_image_layout,
   2059                                   VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, "vkCmdCopyImage()", VALIDATION_ERROR_19000102, &hit_error);
   2060         skip |= VerifyImageLayout(device_data, cb_node, dst_image_state, regions[i].dstSubresource, dst_image_layout,
   2061                                   VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, "vkCmdCopyImage()", VALIDATION_ERROR_1900010c, &hit_error);
   2062         skip |= ValidateCopyImageTransferGranularityRequirements(device_data, cb_node, src_image_state, dst_image_state,
   2063                                                                  &regions[i], i, "vkCmdCopyImage()");
   2064     }
   2065 
   2066     return skip;
   2067 }
   2068 
   2069 void PreCallRecordCmdCopyImage(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *src_image_state,
   2070                                IMAGE_STATE *dst_image_state, uint32_t region_count, const VkImageCopy *regions,
   2071                                VkImageLayout src_image_layout, VkImageLayout dst_image_layout) {
   2072     // Make sure that all image slices are updated to correct layout
   2073     for (uint32_t i = 0; i < region_count; ++i) {
   2074         SetImageLayout(device_data, cb_node, src_image_state, regions[i].srcSubresource, src_image_layout);
   2075         SetImageLayout(device_data, cb_node, dst_image_state, regions[i].dstSubresource, dst_image_layout);
   2076     }
   2077     // Update bindings between images and cmd buffer
   2078     AddCommandBufferBindingImage(device_data, cb_node, src_image_state);
   2079     AddCommandBufferBindingImage(device_data, cb_node, dst_image_state);
   2080     std::function<bool()> function = [=]() { return ValidateImageMemoryIsValid(device_data, src_image_state, "vkCmdCopyImage()"); };
   2081     cb_node->queue_submit_functions.push_back(function);
   2082     function = [=]() {
   2083         SetImageMemoryValid(device_data, dst_image_state, true);
   2084         return false;
   2085     };
   2086     cb_node->queue_submit_functions.push_back(function);
   2087 }
   2088 
   2089 // Returns true if sub_rect is entirely contained within rect
   2090 static inline bool ContainsRect(VkRect2D rect, VkRect2D sub_rect) {
   2091     if ((sub_rect.offset.x < rect.offset.x) || (sub_rect.offset.x + sub_rect.extent.width > rect.offset.x + rect.extent.width) ||
   2092         (sub_rect.offset.y < rect.offset.y) || (sub_rect.offset.y + sub_rect.extent.height > rect.offset.y + rect.extent.height))
   2093         return false;
   2094     return true;
   2095 }
   2096 
   2097 bool PreCallValidateCmdClearAttachments(layer_data *device_data, VkCommandBuffer commandBuffer, uint32_t attachmentCount,
   2098                                         const VkClearAttachment *pAttachments, uint32_t rectCount, const VkClearRect *pRects) {
   2099     GLOBAL_CB_NODE *cb_node = GetCBNode(device_data, commandBuffer);
   2100     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   2101 
   2102     bool skip = false;
   2103     if (cb_node) {
   2104         skip |= ValidateCmdQueueFlags(device_data, cb_node, "vkCmdClearAttachments()", VK_QUEUE_GRAPHICS_BIT,
   2105                                       VALIDATION_ERROR_18602415);
   2106         skip |= ValidateCmd(device_data, cb_node, CMD_CLEARATTACHMENTS, "vkCmdClearAttachments()");
   2107         // Warn if this is issued prior to Draw Cmd and clearing the entire attachment
   2108         if (!cb_node->hasDrawCmd && (cb_node->activeRenderPassBeginInfo.renderArea.extent.width == pRects[0].rect.extent.width) &&
   2109             (cb_node->activeRenderPassBeginInfo.renderArea.extent.height == pRects[0].rect.extent.height)) {
   2110             // There are times where app needs to use ClearAttachments (generally when reusing a buffer inside of a render pass)
   2111             // This warning should be made more specific. It'd be best to avoid triggering this test if it's a use that must call
   2112             // CmdClearAttachments.
   2113             skip |= log_msg(
   2114                 report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2115                 HandleToUint64(commandBuffer), 0, DRAWSTATE_CLEAR_CMD_BEFORE_DRAW, "DS",
   2116                 "vkCmdClearAttachments() issued on command buffer object 0x%" PRIx64
   2117                 " prior to any Draw Cmds. It is recommended you use RenderPass LOAD_OP_CLEAR on Attachments prior to any Draw.",
   2118                 HandleToUint64(commandBuffer));
   2119         }
   2120         skip |= outsideRenderPass(device_data, cb_node, "vkCmdClearAttachments()", VALIDATION_ERROR_18600017);
   2121     }
   2122 
   2123     // Validate that attachment is in reference list of active subpass
   2124     if (cb_node->activeRenderPass) {
   2125         const VkRenderPassCreateInfo *renderpass_create_info = cb_node->activeRenderPass->createInfo.ptr();
   2126         const VkSubpassDescription *subpass_desc = &renderpass_create_info->pSubpasses[cb_node->activeSubpass];
   2127         auto framebuffer = GetFramebufferState(device_data, cb_node->activeFramebuffer);
   2128 
   2129         for (uint32_t i = 0; i < attachmentCount; i++) {
   2130             auto clear_desc = &pAttachments[i];
   2131             VkImageView image_view = VK_NULL_HANDLE;
   2132 
   2133             if (0 == clear_desc->aspectMask) {
   2134                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2135                                 HandleToUint64(commandBuffer), __LINE__, VALIDATION_ERROR_01c00c03, "IMAGE", "%s",
   2136                                 validation_error_map[VALIDATION_ERROR_01c00c03]);
   2137             } else if (clear_desc->aspectMask & VK_IMAGE_ASPECT_METADATA_BIT) {
   2138                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2139                                 HandleToUint64(commandBuffer), __LINE__, VALIDATION_ERROR_01c00028, "IMAGE", "%s",
   2140                                 validation_error_map[VALIDATION_ERROR_01c00028]);
   2141             } else if (clear_desc->aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) {
   2142                 if (clear_desc->colorAttachment >= subpass_desc->colorAttachmentCount) {
   2143                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2144                                     HandleToUint64(commandBuffer), __LINE__, VALIDATION_ERROR_1860001e, "DS",
   2145                                     "vkCmdClearAttachments() color attachment index %d out of range for active subpass %d. %s",
   2146                                     clear_desc->colorAttachment, cb_node->activeSubpass,
   2147                                     validation_error_map[VALIDATION_ERROR_1860001e]);
   2148                 } else if (subpass_desc->pColorAttachments[clear_desc->colorAttachment].attachment == VK_ATTACHMENT_UNUSED) {
   2149                     skip |= log_msg(report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
   2150                                     VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT, HandleToUint64(commandBuffer), __LINE__,
   2151                                     DRAWSTATE_MISSING_ATTACHMENT_REFERENCE, "DS",
   2152                                     "vkCmdClearAttachments() color attachment index %d is VK_ATTACHMENT_UNUSED; ignored.",
   2153                                     clear_desc->colorAttachment);
   2154                 } else {
   2155                     image_view = framebuffer->createInfo
   2156                                      .pAttachments[subpass_desc->pColorAttachments[clear_desc->colorAttachment].attachment];
   2157                 }
   2158                 if ((clear_desc->aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT) ||
   2159                     (clear_desc->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT)) {
   2160                     char const str[] =
   2161                         "vkCmdClearAttachments aspectMask [%d] must set only VK_IMAGE_ASPECT_COLOR_BIT of a color attachment. %s";
   2162                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2163                                     HandleToUint64(commandBuffer), __LINE__, VALIDATION_ERROR_01c00026, "IMAGE", str, i,
   2164                                     validation_error_map[VALIDATION_ERROR_01c00026]);
   2165                 }
   2166             } else {  // Must be depth and/or stencil
   2167                 if (((clear_desc->aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT) != VK_IMAGE_ASPECT_DEPTH_BIT) &&
   2168                     ((clear_desc->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) != VK_IMAGE_ASPECT_STENCIL_BIT)) {
   2169                     char const str[] = "vkCmdClearAttachments aspectMask [%d] is not a valid combination of bits. %s";
   2170                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2171                                     HandleToUint64(commandBuffer), __LINE__, VALIDATION_ERROR_01c00c01, "IMAGE", str, i,
   2172                                     validation_error_map[VALIDATION_ERROR_01c00c01]);
   2173                 }
   2174                 if (!subpass_desc->pDepthStencilAttachment ||
   2175                     (subpass_desc->pDepthStencilAttachment->attachment == VK_ATTACHMENT_UNUSED)) {
   2176                     skip |= log_msg(
   2177                         report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2178                         HandleToUint64(commandBuffer), __LINE__, DRAWSTATE_MISSING_ATTACHMENT_REFERENCE, "DS",
   2179                         "vkCmdClearAttachments() depth/stencil clear with no depth/stencil attachment in subpass; ignored");
   2180                 } else {
   2181                     image_view = framebuffer->createInfo.pAttachments[subpass_desc->pDepthStencilAttachment->attachment];
   2182                 }
   2183             }
   2184             if (image_view) {
   2185                 auto image_view_state = GetImageViewState(device_data, image_view);
   2186                 for (uint32_t j = 0; j < rectCount; j++) {
   2187                     // The rectangular region specified by a given element of pRects must be contained within the render area of
   2188                     // the current render pass instance
   2189                     // TODO: This check should be moved to CmdExecuteCommands or QueueSubmit to cover secondary CB cases
   2190                     if ((cb_node->createInfo.level == VK_COMMAND_BUFFER_LEVEL_PRIMARY) &&
   2191                         (false == ContainsRect(cb_node->activeRenderPassBeginInfo.renderArea, pRects[j].rect))) {
   2192                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2193                                         HandleToUint64(commandBuffer), __LINE__, VALIDATION_ERROR_18600020, "DS",
   2194                                         "vkCmdClearAttachments(): The area defined by pRects[%d] is not contained in the area of "
   2195                                         "the current render pass instance. %s",
   2196                                         j, validation_error_map[VALIDATION_ERROR_18600020]);
   2197                     }
   2198                     // The layers specified by a given element of pRects must be contained within every attachment that
   2199                     // pAttachments refers to
   2200                     auto attachment_layer_count = image_view_state->create_info.subresourceRange.layerCount;
   2201                     if ((pRects[j].baseArrayLayer >= attachment_layer_count) ||
   2202                         (pRects[j].baseArrayLayer + pRects[j].layerCount > attachment_layer_count)) {
   2203                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2204                                         HandleToUint64(commandBuffer), __LINE__, VALIDATION_ERROR_18600022, "DS",
   2205                                         "vkCmdClearAttachments(): The layers defined in pRects[%d] are not contained in the layers "
   2206                                         "of pAttachment[%d]. %s",
   2207                                         j, i, validation_error_map[VALIDATION_ERROR_18600022]);
   2208                     }
   2209                 }
   2210             }
   2211         }
   2212     }
   2213     return skip;
   2214 }
   2215 
   2216 bool PreCallValidateCmdResolveImage(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *src_image_state,
   2217                                     IMAGE_STATE *dst_image_state, uint32_t regionCount, const VkImageResolve *pRegions) {
   2218     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   2219     bool skip = false;
   2220     if (cb_node && src_image_state && dst_image_state) {
   2221         skip |= ValidateMemoryIsBoundToImage(device_data, src_image_state, "vkCmdResolveImage()", VALIDATION_ERROR_1c800200);
   2222         skip |= ValidateMemoryIsBoundToImage(device_data, dst_image_state, "vkCmdResolveImage()", VALIDATION_ERROR_1c800204);
   2223         skip |=
   2224             ValidateCmdQueueFlags(device_data, cb_node, "vkCmdResolveImage()", VK_QUEUE_GRAPHICS_BIT, VALIDATION_ERROR_1c802415);
   2225         skip |= ValidateCmd(device_data, cb_node, CMD_RESOLVEIMAGE, "vkCmdResolveImage()");
   2226         skip |= insideRenderPass(device_data, cb_node, "vkCmdResolveImage()", VALIDATION_ERROR_1c800017);
   2227 
   2228         // For each region, the number of layers in the image subresource should not be zero
   2229         // For each region, src and dest image aspect must be color only
   2230         for (uint32_t i = 0; i < regionCount; i++) {
   2231             if (pRegions[i].srcSubresource.layerCount == 0) {
   2232                 char const str[] = "vkCmdResolveImage: number of layers in source subresource is zero";
   2233                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2234                                 HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_MISMATCHED_IMAGE_ASPECT, "IMAGE", str);
   2235             }
   2236             if (pRegions[i].dstSubresource.layerCount == 0) {
   2237                 char const str[] = "vkCmdResolveImage: number of layers in destination subresource is zero";
   2238                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2239                                 HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_MISMATCHED_IMAGE_ASPECT, "IMAGE", str);
   2240             }
   2241             if (pRegions[i].srcSubresource.layerCount != pRegions[i].dstSubresource.layerCount) {
   2242                 skip |= log_msg(
   2243                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2244                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_0a200216, "IMAGE",
   2245                     "vkCmdResolveImage: layerCount in source and destination subresource of pRegions[%d] does not match. %s", i,
   2246                     validation_error_map[VALIDATION_ERROR_0a200216]);
   2247             }
   2248             if ((pRegions[i].srcSubresource.aspectMask != VK_IMAGE_ASPECT_COLOR_BIT) ||
   2249                 (pRegions[i].dstSubresource.aspectMask != VK_IMAGE_ASPECT_COLOR_BIT)) {
   2250                 char const str[] =
   2251                     "vkCmdResolveImage: src and dest aspectMasks for each region must specify only VK_IMAGE_ASPECT_COLOR_BIT";
   2252                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2253                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_0a200214, "IMAGE", "%s. %s", str,
   2254                                 validation_error_map[VALIDATION_ERROR_0a200214]);
   2255             }
   2256         }
   2257 
   2258         if (src_image_state->createInfo.format != dst_image_state->createInfo.format) {
   2259             char const str[] = "vkCmdResolveImage called with unmatched source and dest formats.";
   2260             skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2261                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_MISMATCHED_IMAGE_FORMAT, "IMAGE", str);
   2262         }
   2263         if (src_image_state->createInfo.imageType != dst_image_state->createInfo.imageType) {
   2264             char const str[] = "vkCmdResolveImage called with unmatched source and dest image types.";
   2265             skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2266                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_MISMATCHED_IMAGE_TYPE, "IMAGE", str);
   2267         }
   2268         if (src_image_state->createInfo.samples == VK_SAMPLE_COUNT_1_BIT) {
   2269             char const str[] = "vkCmdResolveImage called with source sample count less than 2.";
   2270             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2271                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_1c800202, "IMAGE", "%s. %s", str,
   2272                             validation_error_map[VALIDATION_ERROR_1c800202]);
   2273         }
   2274         if (dst_image_state->createInfo.samples != VK_SAMPLE_COUNT_1_BIT) {
   2275             char const str[] = "vkCmdResolveImage called with dest sample count greater than 1.";
   2276             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2277                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_1c800206, "IMAGE", "%s. %s", str,
   2278                             validation_error_map[VALIDATION_ERROR_1c800206]);
   2279         }
   2280         // TODO: Need to validate image layouts, which will include layout validation for shared presentable images
   2281     } else {
   2282         assert(0);
   2283     }
   2284     return skip;
   2285 }
   2286 
   2287 void PreCallRecordCmdResolveImage(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *src_image_state,
   2288                                   IMAGE_STATE *dst_image_state) {
   2289     // Update bindings between images and cmd buffer
   2290     AddCommandBufferBindingImage(device_data, cb_node, src_image_state);
   2291     AddCommandBufferBindingImage(device_data, cb_node, dst_image_state);
   2292 
   2293     std::function<bool()> function = [=]() {
   2294         return ValidateImageMemoryIsValid(device_data, src_image_state, "vkCmdResolveImage()");
   2295     };
   2296     cb_node->queue_submit_functions.push_back(function);
   2297     function = [=]() {
   2298         SetImageMemoryValid(device_data, dst_image_state, true);
   2299         return false;
   2300     };
   2301     cb_node->queue_submit_functions.push_back(function);
   2302 }
   2303 
   2304 bool PreCallValidateCmdBlitImage(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *src_image_state,
   2305                                  IMAGE_STATE *dst_image_state, uint32_t region_count, const VkImageBlit *regions,
   2306                                  VkImageLayout src_image_layout, VkImageLayout dst_image_layout, VkFilter filter) {
   2307     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   2308 
   2309     bool skip = false;
   2310     if (cb_node) {
   2311         skip |= ValidateCmd(device_data, cb_node, CMD_BLITIMAGE, "vkCmdBlitImage()");
   2312     }
   2313     if (cb_node && src_image_state && dst_image_state) {
   2314         skip |= ValidateImageSampleCount(device_data, src_image_state, VK_SAMPLE_COUNT_1_BIT, "vkCmdBlitImage(): srcImage",
   2315                                          VALIDATION_ERROR_184001d2);
   2316         skip |= ValidateImageSampleCount(device_data, dst_image_state, VK_SAMPLE_COUNT_1_BIT, "vkCmdBlitImage(): dstImage",
   2317                                          VALIDATION_ERROR_184001d4);
   2318         skip |= ValidateMemoryIsBoundToImage(device_data, src_image_state, "vkCmdBlitImage()", VALIDATION_ERROR_184001b8);
   2319         skip |= ValidateMemoryIsBoundToImage(device_data, dst_image_state, "vkCmdBlitImage()", VALIDATION_ERROR_184001c2);
   2320         skip |= ValidateImageUsageFlags(device_data, src_image_state, VK_IMAGE_USAGE_TRANSFER_SRC_BIT, true,
   2321                                         VALIDATION_ERROR_184001b6, "vkCmdBlitImage()", "VK_IMAGE_USAGE_TRANSFER_SRC_BIT");
   2322         skip |= ValidateImageUsageFlags(device_data, dst_image_state, VK_IMAGE_USAGE_TRANSFER_DST_BIT, true,
   2323                                         VALIDATION_ERROR_184001c0, "vkCmdBlitImage()", "VK_IMAGE_USAGE_TRANSFER_DST_BIT");
   2324         skip |= ValidateCmdQueueFlags(device_data, cb_node, "vkCmdBlitImage()", VK_QUEUE_GRAPHICS_BIT, VALIDATION_ERROR_18402415);
   2325         skip |= ValidateCmd(device_data, cb_node, CMD_BLITIMAGE, "vkCmdBlitImage()");
   2326         skip |= insideRenderPass(device_data, cb_node, "vkCmdBlitImage()", VALIDATION_ERROR_18400017);
   2327         // TODO: Need to validate image layouts, which will include layout validation for shared presentable images
   2328 
   2329         VkFormat src_format = src_image_state->createInfo.format;
   2330         VkFormat dst_format = dst_image_state->createInfo.format;
   2331         VkImageType src_type = src_image_state->createInfo.imageType;
   2332         VkImageType dst_type = dst_image_state->createInfo.imageType;
   2333 
   2334         VkFormatProperties props = GetFormatProperties(device_data, src_format);
   2335         VkImageTiling tiling = src_image_state->createInfo.tiling;
   2336         VkFormatFeatureFlags flags = (tiling == VK_IMAGE_TILING_LINEAR ? props.linearTilingFeatures : props.optimalTilingFeatures);
   2337         if (VK_FORMAT_FEATURE_BLIT_SRC_BIT != (flags & VK_FORMAT_FEATURE_BLIT_SRC_BIT)) {
   2338             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2339                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001b4, "IMAGE",
   2340                             "vkCmdBlitImage: source image format %s does not support VK_FORMAT_FEATURE_BLIT_SRC_BIT feature. %s",
   2341                             string_VkFormat(src_format), validation_error_map[VALIDATION_ERROR_184001b4]);
   2342         }
   2343 
   2344         if ((VK_FILTER_LINEAR == filter) &&
   2345             (VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT != (flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT))) {
   2346             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2347                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001d6, "IMAGE",
   2348                             "vkCmdBlitImage: source image format %s does not support linear filtering. %s",
   2349                             string_VkFormat(src_format), validation_error_map[VALIDATION_ERROR_184001d6]);
   2350         }
   2351 
   2352         if ((VK_FILTER_CUBIC_IMG == filter) && (VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_CUBIC_BIT_IMG !=
   2353                                                 (flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_CUBIC_BIT_IMG))) {
   2354             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2355                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001d8, "IMAGE",
   2356                             "vkCmdBlitImage: source image format %s does not support cubic filtering. %s",
   2357                             string_VkFormat(src_format), validation_error_map[VALIDATION_ERROR_184001d8]);
   2358         }
   2359 
   2360         if ((VK_FILTER_CUBIC_IMG == filter) && (VK_IMAGE_TYPE_3D != src_type)) {
   2361             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2362                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001da, "IMAGE",
   2363                             "vkCmdBlitImage: source image type must be VK_IMAGE_TYPE_3D when cubic filtering is specified. %s",
   2364                             validation_error_map[VALIDATION_ERROR_184001da]);
   2365         }
   2366 
   2367         props = GetFormatProperties(device_data, dst_format);
   2368         tiling = dst_image_state->createInfo.tiling;
   2369         flags = (tiling == VK_IMAGE_TILING_LINEAR ? props.linearTilingFeatures : props.optimalTilingFeatures);
   2370         if (VK_FORMAT_FEATURE_BLIT_DST_BIT != (flags & VK_FORMAT_FEATURE_BLIT_DST_BIT)) {
   2371             skip |=
   2372                 log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2373                         HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001be, "IMAGE",
   2374                         "vkCmdBlitImage: destination image format %s does not support VK_FORMAT_FEATURE_BLIT_DST_BIT feature. %s",
   2375                         string_VkFormat(dst_format), validation_error_map[VALIDATION_ERROR_184001be]);
   2376         }
   2377 
   2378         if ((VK_SAMPLE_COUNT_1_BIT != src_image_state->createInfo.samples) ||
   2379             (VK_SAMPLE_COUNT_1_BIT != dst_image_state->createInfo.samples)) {
   2380             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2381                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001c8, "IMAGE",
   2382                             "vkCmdBlitImage: source or dest image has sample count other than VK_SAMPLE_COUNT_1_BIT. %s",
   2383                             validation_error_map[VALIDATION_ERROR_184001c8]);
   2384         }
   2385 
   2386         // Validate consistency for unsigned formats
   2387         if (FormatIsUInt(src_format) != FormatIsUInt(dst_format)) {
   2388             std::stringstream ss;
   2389             ss << "vkCmdBlitImage: If one of srcImage and dstImage images has unsigned integer format, "
   2390                << "the other one must also have unsigned integer format.  "
   2391                << "Source format is " << string_VkFormat(src_format) << " Destination format is " << string_VkFormat(dst_format);
   2392             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2393                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001cc, "IMAGE", "%s. %s",
   2394                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_184001cc]);
   2395         }
   2396 
   2397         // Validate consistency for signed formats
   2398         if (FormatIsSInt(src_format) != FormatIsSInt(dst_format)) {
   2399             std::stringstream ss;
   2400             ss << "vkCmdBlitImage: If one of srcImage and dstImage images has signed integer format, "
   2401                << "the other one must also have signed integer format.  "
   2402                << "Source format is " << string_VkFormat(src_format) << " Destination format is " << string_VkFormat(dst_format);
   2403             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2404                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001ca, "IMAGE", "%s. %s",
   2405                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_184001ca]);
   2406         }
   2407 
   2408         // Validate filter for Depth/Stencil formats
   2409         if (FormatIsDepthOrStencil(src_format) && (filter != VK_FILTER_NEAREST)) {
   2410             std::stringstream ss;
   2411             ss << "vkCmdBlitImage: If the format of srcImage is a depth, stencil, or depth stencil "
   2412                << "then filter must be VK_FILTER_NEAREST.";
   2413             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2414                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001d0, "IMAGE", "%s. %s",
   2415                             ss.str().c_str(), validation_error_map[VALIDATION_ERROR_184001d0]);
   2416         }
   2417 
   2418         // Validate aspect bits and formats for depth/stencil images
   2419         if (FormatIsDepthOrStencil(src_format) || FormatIsDepthOrStencil(dst_format)) {
   2420             if (src_format != dst_format) {
   2421                 std::stringstream ss;
   2422                 ss << "vkCmdBlitImage: If one of srcImage and dstImage images has a format of depth, stencil or depth "
   2423                    << "stencil, the other one must have exactly the same format.  "
   2424                    << "Source format is " << string_VkFormat(src_format) << " Destination format is "
   2425                    << string_VkFormat(dst_format);
   2426                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2427                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001ce, "IMAGE", "%s. %s",
   2428                                 ss.str().c_str(), validation_error_map[VALIDATION_ERROR_184001ce]);
   2429             }
   2430 
   2431 #if 0  // TODO: Cannot find VU statements or spec language for these in CmdBlitImage. Verify or remove.
   2432             for (uint32_t i = 0; i < regionCount; i++) {
   2433                 VkImageAspectFlags srcAspect = pRegions[i].srcSubresource.aspectMask;
   2434 
   2435                 if (FormatIsDepthAndStencil(src_format)) {
   2436                     if ((srcAspect != VK_IMAGE_ASPECT_DEPTH_BIT) && (srcAspect != VK_IMAGE_ASPECT_STENCIL_BIT)) {
   2437                         std::stringstream ss;
   2438                         ss << "vkCmdBlitImage: Combination depth/stencil image formats must have only one of VK_IMAGE_ASPECT_DEPTH_BIT "
   2439                             << "and VK_IMAGE_ASPECT_STENCIL_BIT set in srcImage and dstImage";
   2440                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2441                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_INVALID_IMAGE_ASPECT, "IMAGE",
   2442                             "%s", ss.str().c_str());
   2443                     }
   2444                 }
   2445                 else if (FormatIsStencilOnly(src_format)) {
   2446                     if (srcAspect != VK_IMAGE_ASPECT_STENCIL_BIT) {
   2447                         std::stringstream ss;
   2448                         ss << "vkCmdBlitImage: Stencil-only image formats must have only the VK_IMAGE_ASPECT_STENCIL_BIT "
   2449                             << "set in both the srcImage and dstImage";
   2450                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2451                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_INVALID_IMAGE_ASPECT, "IMAGE",
   2452                             "%s", ss.str().c_str());
   2453                     }
   2454                 }
   2455                 else if (FormatIsDepthOnly(src_format)) {
   2456                     if (srcAspect != VK_IMAGE_ASPECT_DEPTH_BIT) {
   2457                         std::stringstream ss;
   2458                         ss << "vkCmdBlitImage: Depth-only image formats must have only the VK_IMAGE_ASPECT_DEPTH "
   2459                             << "set in both the srcImage and dstImage";
   2460                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2461                             HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_INVALID_IMAGE_ASPECT, "IMAGE",
   2462                             "%s", ss.str().c_str());
   2463                     }
   2464                 }
   2465             }
   2466 #endif
   2467         }  // Depth or Stencil
   2468 
   2469         // Do per-region checks
   2470         for (uint32_t i = 0; i < region_count; i++) {
   2471             const VkImageBlit rgn = regions[i];
   2472             bool hit_error = false;
   2473             skip |=
   2474                 VerifyImageLayout(device_data, cb_node, src_image_state, rgn.srcSubresource, src_image_layout,
   2475                                   VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, "vkCmdBlitImage()", VALIDATION_ERROR_184001bc, &hit_error);
   2476             skip |=
   2477                 VerifyImageLayout(device_data, cb_node, dst_image_state, rgn.dstSubresource, dst_image_layout,
   2478                                   VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, "vkCmdBlitImage()", VALIDATION_ERROR_184001c6, &hit_error);
   2479 
   2480             // Warn for zero-sized regions
   2481             if ((rgn.srcOffsets[0].x == rgn.srcOffsets[1].x) || (rgn.srcOffsets[0].y == rgn.srcOffsets[1].y) ||
   2482                 (rgn.srcOffsets[0].z == rgn.srcOffsets[1].z)) {
   2483                 std::stringstream ss;
   2484                 ss << "vkCmdBlitImage: pRegions[" << i << "].srcOffsets specify a zero-volume area.";
   2485                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2486                                 HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_INVALID_EXTENTS, "IMAGE", "%s",
   2487                                 ss.str().c_str());
   2488             }
   2489             if ((rgn.dstOffsets[0].x == rgn.dstOffsets[1].x) || (rgn.dstOffsets[0].y == rgn.dstOffsets[1].y) ||
   2490                 (rgn.dstOffsets[0].z == rgn.dstOffsets[1].z)) {
   2491                 std::stringstream ss;
   2492                 ss << "vkCmdBlitImage: pRegions[" << i << "].dstOffsets specify a zero-volume area.";
   2493                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2494                                 HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_INVALID_EXTENTS, "IMAGE", "%s",
   2495                                 ss.str().c_str());
   2496             }
   2497             if (rgn.srcSubresource.layerCount == 0) {
   2498                 char const str[] = "vkCmdBlitImage: number of layers in source subresource is zero";
   2499                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2500                                 HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_MISMATCHED_IMAGE_ASPECT, "IMAGE", str);
   2501             }
   2502             if (rgn.dstSubresource.layerCount == 0) {
   2503                 char const str[] = "vkCmdBlitImage: number of layers in destination subresource is zero";
   2504                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2505                                 HandleToUint64(cb_node->commandBuffer), __LINE__, DRAWSTATE_MISMATCHED_IMAGE_ASPECT, "IMAGE", str);
   2506             }
   2507 
   2508             // Check that src/dst layercounts match
   2509             if (rgn.srcSubresource.layerCount != rgn.dstSubresource.layerCount) {
   2510                 skip |=
   2511                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2512                             HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001de, "IMAGE",
   2513                             "vkCmdBlitImage: layerCount in source and destination subresource of pRegions[%d] does not match. %s",
   2514                             i, validation_error_map[VALIDATION_ERROR_09a001de]);
   2515             }
   2516 
   2517             if (rgn.srcSubresource.aspectMask != rgn.dstSubresource.aspectMask) {
   2518                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2519                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001dc, "IMAGE",
   2520                                 "vkCmdBlitImage: aspectMask members for pRegion[%d] do not match. %s", i,
   2521                                 validation_error_map[VALIDATION_ERROR_09a001dc]);
   2522             }
   2523 
   2524             if (!VerifyAspectsPresent(rgn.srcSubresource.aspectMask, src_format)) {
   2525                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2526                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001e2, "IMAGE",
   2527                                 "vkCmdBlitImage: region [%d] source aspectMask (0x%x) specifies aspects not present in source "
   2528                                 "image format %s. %s",
   2529                                 i, rgn.srcSubresource.aspectMask, string_VkFormat(src_format),
   2530                                 validation_error_map[VALIDATION_ERROR_09a001e2]);
   2531             }
   2532 
   2533             if (!VerifyAspectsPresent(rgn.dstSubresource.aspectMask, dst_format)) {
   2534                 skip |= log_msg(
   2535                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2536                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001e4, "IMAGE",
   2537                     "vkCmdBlitImage: region [%d] dest aspectMask (0x%x) specifies aspects not present in dest image format %s. %s",
   2538                     i, rgn.dstSubresource.aspectMask, string_VkFormat(dst_format), validation_error_map[VALIDATION_ERROR_09a001e4]);
   2539             }
   2540 
   2541             // Validate source image offsets
   2542             VkExtent3D src_extent = GetImageSubresourceExtent(src_image_state, &(rgn.srcSubresource));
   2543             if (VK_IMAGE_TYPE_1D == src_type) {
   2544                 if ((0 != rgn.srcOffsets[0].y) || (1 != rgn.srcOffsets[1].y)) {
   2545                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2546                                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001ea, "IMAGE",
   2547                                     "vkCmdBlitImage: region [%d], source image of type VK_IMAGE_TYPE_1D with srcOffset[].y values "
   2548                                     "of (%1d, %1d). These must be (0, 1). %s",
   2549                                     i, rgn.srcOffsets[0].y, rgn.srcOffsets[1].y, validation_error_map[VALIDATION_ERROR_09a001ea]);
   2550                 }
   2551             }
   2552 
   2553             if ((VK_IMAGE_TYPE_1D == src_type) || (VK_IMAGE_TYPE_2D == src_type)) {
   2554                 if ((0 != rgn.srcOffsets[0].z) || (1 != rgn.srcOffsets[1].z)) {
   2555                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2556                                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001ee, "IMAGE",
   2557                                     "vkCmdBlitImage: region [%d], source image of type VK_IMAGE_TYPE_1D or VK_IMAGE_TYPE_2D with "
   2558                                     "srcOffset[].z values of (%1d, %1d). These must be (0, 1). %s",
   2559                                     i, rgn.srcOffsets[0].z, rgn.srcOffsets[1].z, validation_error_map[VALIDATION_ERROR_09a001ee]);
   2560                 }
   2561             }
   2562 
   2563             bool oob = false;
   2564             if ((rgn.srcOffsets[0].x < 0) || (rgn.srcOffsets[0].x > static_cast<int32_t>(src_extent.width)) ||
   2565                 (rgn.srcOffsets[1].x < 0) || (rgn.srcOffsets[1].x > static_cast<int32_t>(src_extent.width))) {
   2566                 oob = true;
   2567                 skip |= log_msg(
   2568                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2569                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001e6, "IMAGE",
   2570                     "vkCmdBlitImage: region [%d] srcOffset[].x values (%1d, %1d) exceed srcSubresource width extent (%1d). %s", i,
   2571                     rgn.srcOffsets[0].x, rgn.srcOffsets[1].x, src_extent.width, validation_error_map[VALIDATION_ERROR_09a001e6]);
   2572             }
   2573             if ((rgn.srcOffsets[0].y < 0) || (rgn.srcOffsets[0].y > static_cast<int32_t>(src_extent.height)) ||
   2574                 (rgn.srcOffsets[1].y < 0) || (rgn.srcOffsets[1].y > static_cast<int32_t>(src_extent.height))) {
   2575                 oob = true;
   2576                 skip |= log_msg(
   2577                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2578                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001e8, "IMAGE",
   2579                     "vkCmdBlitImage: region [%d] srcOffset[].y values (%1d, %1d) exceed srcSubresource height extent (%1d). %s", i,
   2580                     rgn.srcOffsets[0].y, rgn.srcOffsets[1].y, src_extent.height, validation_error_map[VALIDATION_ERROR_09a001e8]);
   2581             }
   2582             if ((rgn.srcOffsets[0].z < 0) || (rgn.srcOffsets[0].z > static_cast<int32_t>(src_extent.depth)) ||
   2583                 (rgn.srcOffsets[1].z < 0) || (rgn.srcOffsets[1].z > static_cast<int32_t>(src_extent.depth))) {
   2584                 oob = true;
   2585                 skip |= log_msg(
   2586                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2587                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001ec, "IMAGE",
   2588                     "vkCmdBlitImage: region [%d] srcOffset[].z values (%1d, %1d) exceed srcSubresource depth extent (%1d). %s", i,
   2589                     rgn.srcOffsets[0].z, rgn.srcOffsets[1].z, src_extent.depth, validation_error_map[VALIDATION_ERROR_09a001ec]);
   2590             }
   2591             if (rgn.srcSubresource.mipLevel >= src_image_state->createInfo.mipLevels) {
   2592                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2593                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001ae, "IMAGE",
   2594                                 "vkCmdBlitImage: region [%d] source image, attempt to access a non-existant mip level %1d. %s", i,
   2595                                 rgn.srcSubresource.mipLevel, validation_error_map[VALIDATION_ERROR_184001ae]);
   2596             } else if (oob) {
   2597                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2598                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001ae, "IMAGE",
   2599                                 "vkCmdBlitImage: region [%d] source image blit region exceeds image dimensions. %s", i,
   2600                                 validation_error_map[VALIDATION_ERROR_184001ae]);
   2601             }
   2602 
   2603             // Validate dest image offsets
   2604             VkExtent3D dst_extent = GetImageSubresourceExtent(dst_image_state, &(rgn.dstSubresource));
   2605             if (VK_IMAGE_TYPE_1D == dst_type) {
   2606                 if ((0 != rgn.dstOffsets[0].y) || (1 != rgn.dstOffsets[1].y)) {
   2607                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2608                                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001f4, "IMAGE",
   2609                                     "vkCmdBlitImage: region [%d], dest image of type VK_IMAGE_TYPE_1D with dstOffset[].y values of "
   2610                                     "(%1d, %1d). These must be (0, 1). %s",
   2611                                     i, rgn.dstOffsets[0].y, rgn.dstOffsets[1].y, validation_error_map[VALIDATION_ERROR_09a001f4]);
   2612                 }
   2613             }
   2614 
   2615             if ((VK_IMAGE_TYPE_1D == dst_type) || (VK_IMAGE_TYPE_2D == dst_type)) {
   2616                 if ((0 != rgn.dstOffsets[0].z) || (1 != rgn.dstOffsets[1].z)) {
   2617                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2618                                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001f8, "IMAGE",
   2619                                     "vkCmdBlitImage: region [%d], dest image of type VK_IMAGE_TYPE_1D or VK_IMAGE_TYPE_2D with "
   2620                                     "dstOffset[].z values of (%1d, %1d). These must be (0, 1). %s",
   2621                                     i, rgn.dstOffsets[0].z, rgn.dstOffsets[1].z, validation_error_map[VALIDATION_ERROR_09a001f8]);
   2622                 }
   2623             }
   2624 
   2625             oob = false;
   2626             if ((rgn.dstOffsets[0].x < 0) || (rgn.dstOffsets[0].x > static_cast<int32_t>(dst_extent.width)) ||
   2627                 (rgn.dstOffsets[1].x < 0) || (rgn.dstOffsets[1].x > static_cast<int32_t>(dst_extent.width))) {
   2628                 oob = true;
   2629                 skip |= log_msg(
   2630                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2631                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001f0, "IMAGE",
   2632                     "vkCmdBlitImage: region [%d] dstOffset[].x values (%1d, %1d) exceed dstSubresource width extent (%1d). %s", i,
   2633                     rgn.dstOffsets[0].x, rgn.dstOffsets[1].x, dst_extent.width, validation_error_map[VALIDATION_ERROR_09a001f0]);
   2634             }
   2635             if ((rgn.dstOffsets[0].y < 0) || (rgn.dstOffsets[0].y > static_cast<int32_t>(dst_extent.height)) ||
   2636                 (rgn.dstOffsets[1].y < 0) || (rgn.dstOffsets[1].y > static_cast<int32_t>(dst_extent.height))) {
   2637                 oob = true;
   2638                 skip |= log_msg(
   2639                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2640                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001f2, "IMAGE",
   2641                     "vkCmdBlitImage: region [%d] dstOffset[].y values (%1d, %1d) exceed dstSubresource height extent (%1d). %s", i,
   2642                     rgn.dstOffsets[0].y, rgn.dstOffsets[1].y, dst_extent.height, validation_error_map[VALIDATION_ERROR_09a001f2]);
   2643             }
   2644             if ((rgn.dstOffsets[0].z < 0) || (rgn.dstOffsets[0].z > static_cast<int32_t>(dst_extent.depth)) ||
   2645                 (rgn.dstOffsets[1].z < 0) || (rgn.dstOffsets[1].z > static_cast<int32_t>(dst_extent.depth))) {
   2646                 oob = true;
   2647                 skip |= log_msg(
   2648                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2649                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001f6, "IMAGE",
   2650                     "vkCmdBlitImage: region [%d] dstOffset[].z values (%1d, %1d) exceed dstSubresource depth extent (%1d). %s", i,
   2651                     rgn.dstOffsets[0].z, rgn.dstOffsets[1].z, dst_extent.depth, validation_error_map[VALIDATION_ERROR_09a001f6]);
   2652             }
   2653             if (rgn.dstSubresource.mipLevel >= dst_image_state->createInfo.mipLevels) {
   2654                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2655                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001b0, "IMAGE",
   2656                                 "vkCmdBlitImage: region [%d] destination image, attempt to access a non-existant mip level %1d. %s",
   2657                                 i, rgn.dstSubresource.mipLevel, validation_error_map[VALIDATION_ERROR_184001b0]);
   2658             } else if (oob) {
   2659                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2660                                 HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_184001b0, "IMAGE",
   2661                                 "vkCmdBlitImage: region [%d] destination image blit region exceeds image dimensions. %s", i,
   2662                                 validation_error_map[VALIDATION_ERROR_184001b0]);
   2663             }
   2664 
   2665             if ((VK_IMAGE_TYPE_3D == src_type) || (VK_IMAGE_TYPE_3D == dst_type)) {
   2666                 if ((0 != rgn.srcSubresource.baseArrayLayer) || (1 != rgn.srcSubresource.layerCount) ||
   2667                     (0 != rgn.dstSubresource.baseArrayLayer) || (1 != rgn.dstSubresource.layerCount)) {
   2668                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2669                                     HandleToUint64(cb_node->commandBuffer), __LINE__, VALIDATION_ERROR_09a001e0, "IMAGE",
   2670                                     "vkCmdBlitImage: region [%d] blit to/from a 3D image type with a non-zero baseArrayLayer, or a "
   2671                                     "layerCount other than 1. %s",
   2672                                     i, validation_error_map[VALIDATION_ERROR_09a001e0]);
   2673                 }
   2674             }
   2675         }  // per-region checks
   2676     } else {
   2677         assert(0);
   2678     }
   2679     return skip;
   2680 }
   2681 
   2682 void PreCallRecordCmdBlitImage(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *src_image_state,
   2683                                IMAGE_STATE *dst_image_state, uint32_t region_count, const VkImageBlit *regions,
   2684                                VkImageLayout src_image_layout, VkImageLayout dst_image_layout) {
   2685     // Make sure that all image slices are updated to correct layout
   2686     for (uint32_t i = 0; i < region_count; ++i) {
   2687         SetImageLayout(device_data, cb_node, src_image_state, regions[i].srcSubresource, src_image_layout);
   2688         SetImageLayout(device_data, cb_node, dst_image_state, regions[i].dstSubresource, dst_image_layout);
   2689     }
   2690     // Update bindings between images and cmd buffer
   2691     AddCommandBufferBindingImage(device_data, cb_node, src_image_state);
   2692     AddCommandBufferBindingImage(device_data, cb_node, dst_image_state);
   2693 
   2694     std::function<bool()> function = [=]() { return ValidateImageMemoryIsValid(device_data, src_image_state, "vkCmdBlitImage()"); };
   2695     cb_node->queue_submit_functions.push_back(function);
   2696     function = [=]() {
   2697         SetImageMemoryValid(device_data, dst_image_state, true);
   2698         return false;
   2699     };
   2700     cb_node->queue_submit_functions.push_back(function);
   2701 }
   2702 
   2703 // This validates that the initial layout specified in the command buffer for
   2704 // the IMAGE is the same
   2705 // as the global IMAGE layout
   2706 bool ValidateCmdBufImageLayouts(layer_data *device_data, GLOBAL_CB_NODE *pCB,
   2707                                 std::unordered_map<ImageSubresourcePair, IMAGE_LAYOUT_NODE> const &globalImageLayoutMap,
   2708                                 std::unordered_map<ImageSubresourcePair, IMAGE_LAYOUT_NODE> &overlayLayoutMap) {
   2709     bool skip = false;
   2710     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   2711     for (auto cb_image_data : pCB->imageLayoutMap) {
   2712         VkImageLayout imageLayout;
   2713 
   2714         if (FindLayout(overlayLayoutMap, cb_image_data.first, imageLayout) ||
   2715             FindLayout(globalImageLayoutMap, cb_image_data.first, imageLayout)) {
   2716             if (cb_image_data.second.initialLayout == VK_IMAGE_LAYOUT_UNDEFINED) {
   2717                 // TODO: Set memory invalid which is in mem_tracker currently
   2718             } else if (imageLayout != cb_image_data.second.initialLayout) {
   2719                 if (cb_image_data.first.hasSubresource) {
   2720                     skip |= log_msg(
   2721                         report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2722                         HandleToUint64(pCB->commandBuffer), __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2723                         "Cannot submit cmd buffer using image (0x%" PRIx64
   2724                         ") [sub-resource: aspectMask 0x%X array layer %u, mip level %u], with layout %s when first use is %s.",
   2725                         HandleToUint64(cb_image_data.first.image), cb_image_data.first.subresource.aspectMask,
   2726                         cb_image_data.first.subresource.arrayLayer, cb_image_data.first.subresource.mipLevel,
   2727                         string_VkImageLayout(imageLayout), string_VkImageLayout(cb_image_data.second.initialLayout));
   2728                 } else {
   2729                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2730                                     HandleToUint64(pCB->commandBuffer), __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2731                                     "Cannot submit cmd buffer using image (0x%" PRIx64 ") with layout %s when first use is %s.",
   2732                                     HandleToUint64(cb_image_data.first.image), string_VkImageLayout(imageLayout),
   2733                                     string_VkImageLayout(cb_image_data.second.initialLayout));
   2734                 }
   2735             }
   2736             SetLayout(overlayLayoutMap, cb_image_data.first, cb_image_data.second.layout);
   2737         }
   2738     }
   2739     return skip;
   2740 }
   2741 
   2742 void UpdateCmdBufImageLayouts(layer_data *device_data, GLOBAL_CB_NODE *pCB) {
   2743     for (auto cb_image_data : pCB->imageLayoutMap) {
   2744         VkImageLayout imageLayout;
   2745         FindGlobalLayout(device_data, cb_image_data.first, imageLayout);
   2746         SetGlobalLayout(device_data, cb_image_data.first, cb_image_data.second.layout);
   2747     }
   2748 }
   2749 
   2750 // Print readable FlagBits in FlagMask
   2751 static std::string string_VkAccessFlags(VkAccessFlags accessMask) {
   2752     std::string result;
   2753     std::string separator;
   2754 
   2755     if (accessMask == 0) {
   2756         result = "[None]";
   2757     } else {
   2758         result = "[";
   2759         for (auto i = 0; i < 32; i++) {
   2760             if (accessMask & (1 << i)) {
   2761                 result = result + separator + string_VkAccessFlagBits((VkAccessFlagBits)(1 << i));
   2762                 separator = " | ";
   2763             }
   2764         }
   2765         result = result + "]";
   2766     }
   2767     return result;
   2768 }
   2769 
   2770 // AccessFlags MUST have 'required_bit' set, and may have one or more of 'optional_bits' set. If required_bit is zero, accessMask
   2771 // must have at least one of 'optional_bits' set
   2772 // TODO: Add tracking to ensure that at least one barrier has been set for these layout transitions
   2773 static bool ValidateMaskBits(core_validation::layer_data *device_data, VkCommandBuffer cmdBuffer, const VkAccessFlags &accessMask,
   2774                              const VkImageLayout &layout, VkAccessFlags required_bit, VkAccessFlags optional_bits,
   2775                              const char *type) {
   2776     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   2777     bool skip = false;
   2778 
   2779     if ((accessMask & required_bit) || (!required_bit && (accessMask & optional_bits))) {
   2780         if (accessMask & ~(required_bit | optional_bits)) {
   2781             // TODO: Verify against Valid Use
   2782             skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2783                             HandleToUint64(cmdBuffer), __LINE__, DRAWSTATE_INVALID_BARRIER, "DS",
   2784                             "Additional bits in %s accessMask 0x%X %s are specified when layout is %s.", type, accessMask,
   2785                             string_VkAccessFlags(accessMask).c_str(), string_VkImageLayout(layout));
   2786         }
   2787     } else {
   2788         if (!required_bit) {
   2789             skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2790                             HandleToUint64(cmdBuffer), __LINE__, DRAWSTATE_INVALID_BARRIER, "DS",
   2791                             "%s AccessMask %d %s must contain at least one of access bits %d %s when layout is %s, unless the app "
   2792                             "has previously added a barrier for this transition.",
   2793                             type, accessMask, string_VkAccessFlags(accessMask).c_str(), optional_bits,
   2794                             string_VkAccessFlags(optional_bits).c_str(), string_VkImageLayout(layout));
   2795         } else {
   2796             std::string opt_bits;
   2797             if (optional_bits != 0) {
   2798                 std::stringstream ss;
   2799                 ss << optional_bits;
   2800                 opt_bits = "and may have optional bits " + ss.str() + ' ' + string_VkAccessFlags(optional_bits);
   2801             }
   2802             skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   2803                             HandleToUint64(cmdBuffer), __LINE__, DRAWSTATE_INVALID_BARRIER, "DS",
   2804                             "%s AccessMask %d %s must have required access bit %d %s %s when layout is %s, unless the app has "
   2805                             "previously added a barrier for this transition.",
   2806                             type, accessMask, string_VkAccessFlags(accessMask).c_str(), required_bit,
   2807                             string_VkAccessFlags(required_bit).c_str(), opt_bits.c_str(), string_VkImageLayout(layout));
   2808         }
   2809     }
   2810     return skip;
   2811 }
   2812 
   2813 // ValidateLayoutVsAttachmentDescription is a general function where we can validate various state associated with the
   2814 // VkAttachmentDescription structs that are used by the sub-passes of a renderpass. Initial check is to make sure that READ_ONLY
   2815 // layout attachments don't have CLEAR as their loadOp.
   2816 bool ValidateLayoutVsAttachmentDescription(const debug_report_data *report_data, const VkImageLayout first_layout,
   2817                                            const uint32_t attachment, const VkAttachmentDescription &attachment_description) {
   2818     bool skip = false;
   2819     // Verify that initial loadOp on READ_ONLY attachments is not CLEAR
   2820     if (attachment_description.loadOp == VK_ATTACHMENT_LOAD_OP_CLEAR) {
   2821         if ((first_layout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL) ||
   2822             (first_layout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL)) {
   2823             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   2824                             VALIDATION_ERROR_12200688, "DS", "Cannot clear attachment %d with invalid first layout %s. %s",
   2825                             attachment, string_VkImageLayout(first_layout), validation_error_map[VALIDATION_ERROR_12200688]);
   2826         }
   2827     }
   2828     return skip;
   2829 }
   2830 
   2831 bool ValidateLayouts(core_validation::layer_data *device_data, VkDevice device, const VkRenderPassCreateInfo *pCreateInfo) {
   2832     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   2833     bool skip = false;
   2834 
   2835     for (uint32_t i = 0; i < pCreateInfo->attachmentCount; ++i) {
   2836         VkFormat format = pCreateInfo->pAttachments[i].format;
   2837         if (pCreateInfo->pAttachments[i].initialLayout == VK_IMAGE_LAYOUT_UNDEFINED) {
   2838             if ((FormatIsColor(format) || FormatHasDepth(format)) &&
   2839                 pCreateInfo->pAttachments[i].loadOp == VK_ATTACHMENT_LOAD_OP_LOAD) {
   2840                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   2841                                 DRAWSTATE_INVALID_RENDERPASS, "DS",
   2842                                 "Render pass has an attachment with loadOp == VK_ATTACHMENT_LOAD_OP_LOAD and initialLayout == "
   2843                                 "VK_IMAGE_LAYOUT_UNDEFINED.  This is probably not what you intended.  Consider using "
   2844                                 "VK_ATTACHMENT_LOAD_OP_DONT_CARE instead if the image truely is undefined at the start of the "
   2845                                 "render pass.");
   2846             }
   2847             if (FormatHasStencil(format) && pCreateInfo->pAttachments[i].stencilLoadOp == VK_ATTACHMENT_LOAD_OP_LOAD) {
   2848                 skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   2849                                 DRAWSTATE_INVALID_RENDERPASS, "DS",
   2850                                 "Render pass has an attachment with stencilLoadOp == VK_ATTACHMENT_LOAD_OP_LOAD and initialLayout "
   2851                                 "== VK_IMAGE_LAYOUT_UNDEFINED.  This is probably not what you intended.  Consider using "
   2852                                 "VK_ATTACHMENT_LOAD_OP_DONT_CARE instead if the image truely is undefined at the start of the "
   2853                                 "render pass.");
   2854             }
   2855         }
   2856     }
   2857 
   2858     // Track when we're observing the first use of an attachment
   2859     std::vector<bool> attach_first_use(pCreateInfo->attachmentCount, true);
   2860     for (uint32_t i = 0; i < pCreateInfo->subpassCount; ++i) {
   2861         const VkSubpassDescription &subpass = pCreateInfo->pSubpasses[i];
   2862 
   2863         // Check input attachments first, so we can detect first-use-as-input for VU #00349
   2864         for (uint32_t j = 0; j < subpass.inputAttachmentCount; ++j) {
   2865             auto attach_index = subpass.pInputAttachments[j].attachment;
   2866             if (attach_index == VK_ATTACHMENT_UNUSED) continue;
   2867 
   2868             switch (subpass.pInputAttachments[j].layout) {
   2869                 case VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL:
   2870                 case VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL:
   2871                     // These are ideal.
   2872                     break;
   2873 
   2874                 case VK_IMAGE_LAYOUT_GENERAL:
   2875                     // May not be optimal. TODO: reconsider this warning based on other constraints.
   2876                     skip |= log_msg(report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
   2877                                     VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2878                                     "Layout for input attachment is GENERAL but should be READ_ONLY_OPTIMAL.");
   2879                     break;
   2880 
   2881                 default:
   2882                     // No other layouts are acceptable
   2883                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   2884                                     __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2885                                     "Layout for input attachment is %s but can only be READ_ONLY_OPTIMAL or GENERAL.",
   2886                                     string_VkImageLayout(subpass.pInputAttachments[j].layout));
   2887             }
   2888 
   2889             VkImageLayout layout = subpass.pInputAttachments[j].layout;
   2890             bool found_layout_mismatch = subpass.pDepthStencilAttachment &&
   2891                                          subpass.pDepthStencilAttachment->attachment == attach_index &&
   2892                                          subpass.pDepthStencilAttachment->layout != layout;
   2893             for (uint32_t c = 0; !found_layout_mismatch && c < subpass.colorAttachmentCount; ++c) {
   2894                 found_layout_mismatch =
   2895                     (subpass.pColorAttachments[c].attachment == attach_index && subpass.pColorAttachments[c].layout != layout);
   2896             }
   2897             if (found_layout_mismatch) {
   2898                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   2899                                 VALIDATION_ERROR_140006ae, "DS",
   2900                                 "CreateRenderPass:  Subpass %u pInputAttachments[%u] (%u) has layout %u, but is also used as a "
   2901                                 "depth/color attachment with a different layout. %s",
   2902                                 i, j, attach_index, layout, validation_error_map[VALIDATION_ERROR_140006ae]);
   2903             }
   2904 
   2905             if (attach_first_use[attach_index]) {
   2906                 skip |= ValidateLayoutVsAttachmentDescription(report_data, subpass.pInputAttachments[j].layout, attach_index,
   2907                                                               pCreateInfo->pAttachments[attach_index]);
   2908 
   2909                 bool used_as_depth =
   2910                     (subpass.pDepthStencilAttachment != NULL && subpass.pDepthStencilAttachment->attachment == attach_index);
   2911                 bool used_as_color = false;
   2912                 for (uint32_t k = 0; !used_as_depth && !used_as_color && k < subpass.colorAttachmentCount; ++k) {
   2913                     used_as_color = (subpass.pColorAttachments[k].attachment == attach_index);
   2914                 }
   2915                 if (!used_as_depth && !used_as_color &&
   2916                     pCreateInfo->pAttachments[attach_index].loadOp == VK_ATTACHMENT_LOAD_OP_CLEAR) {
   2917                     skip |= log_msg(
   2918                         report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   2919                         VALIDATION_ERROR_1400069c, "DS",
   2920                         "CreateRenderPass: attachment %u is first used as an input attachment in subpass %u with loadOp=CLEAR. %s",
   2921                         attach_index, attach_index, validation_error_map[VALIDATION_ERROR_1400069c]);
   2922                 }
   2923             }
   2924             attach_first_use[attach_index] = false;
   2925         }
   2926         for (uint32_t j = 0; j < subpass.colorAttachmentCount; ++j) {
   2927             auto attach_index = subpass.pColorAttachments[j].attachment;
   2928             if (attach_index == VK_ATTACHMENT_UNUSED) continue;
   2929 
   2930             // TODO: Need a way to validate shared presentable images here, currently just allowing
   2931             // VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR
   2932             //  as an acceptable layout, but need to make sure shared presentable images ONLY use that layout
   2933             switch (subpass.pColorAttachments[j].layout) {
   2934                 case VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL:
   2935                 // This is ideal.
   2936                 case VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR:
   2937                     // TODO: See note above, just assuming that attachment is shared presentable and allowing this for now.
   2938                     break;
   2939 
   2940                 case VK_IMAGE_LAYOUT_GENERAL:
   2941                     // May not be optimal; TODO: reconsider this warning based on other constraints?
   2942                     skip |= log_msg(report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
   2943                                     VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2944                                     "Layout for color attachment is GENERAL but should be COLOR_ATTACHMENT_OPTIMAL.");
   2945                     break;
   2946 
   2947                 default:
   2948                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   2949                                     __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2950                                     "Layout for color attachment is %s but can only be COLOR_ATTACHMENT_OPTIMAL or GENERAL.",
   2951                                     string_VkImageLayout(subpass.pColorAttachments[j].layout));
   2952             }
   2953 
   2954             if (attach_first_use[attach_index]) {
   2955                 skip |= ValidateLayoutVsAttachmentDescription(report_data, subpass.pColorAttachments[j].layout, attach_index,
   2956                                                               pCreateInfo->pAttachments[attach_index]);
   2957             }
   2958             attach_first_use[attach_index] = false;
   2959         }
   2960 
   2961         if (subpass.pDepthStencilAttachment && subpass.pDepthStencilAttachment->attachment != VK_ATTACHMENT_UNUSED) {
   2962             switch (subpass.pDepthStencilAttachment->layout) {
   2963                 case VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL:
   2964                 case VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL:
   2965                     // These are ideal.
   2966                     break;
   2967 
   2968                 case VK_IMAGE_LAYOUT_GENERAL:
   2969                     // May not be optimal; TODO: reconsider this warning based on other constraints? GENERAL can be better than
   2970                     // doing a bunch of transitions.
   2971                     skip |= log_msg(report_data, VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
   2972                                     VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2973                                     "GENERAL layout for depth attachment may not give optimal performance.");
   2974                     break;
   2975 
   2976                 case VK_IMAGE_LAYOUT_DEPTH_READ_ONLY_STENCIL_ATTACHMENT_OPTIMAL_KHR:
   2977                 case VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_STENCIL_READ_ONLY_OPTIMAL_KHR:
   2978                     if (GetDeviceExtensions(device_data)->vk_khr_maintenance2) {
   2979                         break;
   2980                     } else {
   2981                         // Intentionally fall through to generic error message
   2982                     }
   2983 
   2984                 default:
   2985                     // No other layouts are acceptable
   2986                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   2987                                     __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   2988                                     "Layout for depth attachment is %s but can only be DEPTH_STENCIL_ATTACHMENT_OPTIMAL, "
   2989                                     "DEPTH_STENCIL_READ_ONLY_OPTIMAL or GENERAL.",
   2990                                     string_VkImageLayout(subpass.pDepthStencilAttachment->layout));
   2991             }
   2992 
   2993             auto attach_index = subpass.pDepthStencilAttachment->attachment;
   2994             if (attach_first_use[attach_index]) {
   2995                 skip |= ValidateLayoutVsAttachmentDescription(report_data, subpass.pDepthStencilAttachment->layout, attach_index,
   2996                                                               pCreateInfo->pAttachments[attach_index]);
   2997             }
   2998             attach_first_use[attach_index] = false;
   2999         }
   3000     }
   3001     return skip;
   3002 }
   3003 
   3004 // For any image objects that overlap mapped memory, verify that their layouts are PREINIT or GENERAL
   3005 bool ValidateMapImageLayouts(core_validation::layer_data *device_data, VkDevice device, DEVICE_MEM_INFO const *mem_info,
   3006                              VkDeviceSize offset, VkDeviceSize end_offset) {
   3007     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3008     bool skip = false;
   3009     // Iterate over all bound image ranges and verify that for any that overlap the map ranges, the layouts are
   3010     // VK_IMAGE_LAYOUT_PREINITIALIZED or VK_IMAGE_LAYOUT_GENERAL
   3011     // TODO : This can be optimized if we store ranges based on starting address and early exit when we pass our range
   3012     for (auto image_handle : mem_info->bound_images) {
   3013         auto img_it = mem_info->bound_ranges.find(image_handle);
   3014         if (img_it != mem_info->bound_ranges.end()) {
   3015             if (rangesIntersect(device_data, &img_it->second, offset, end_offset)) {
   3016                 std::vector<VkImageLayout> layouts;
   3017                 if (FindLayouts(device_data, VkImage(image_handle), layouts)) {
   3018                     for (auto layout : layouts) {
   3019                         if (layout != VK_IMAGE_LAYOUT_PREINITIALIZED && layout != VK_IMAGE_LAYOUT_GENERAL) {
   3020                             skip |=
   3021                                 log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_MEMORY_EXT,
   3022                                         HandleToUint64(mem_info->mem), __LINE__, DRAWSTATE_INVALID_IMAGE_LAYOUT, "DS",
   3023                                         "Mapping an image with layout %s can result in undefined behavior if this memory is used "
   3024                                         "by the device. Only GENERAL or PREINITIALIZED should be used.",
   3025                                         string_VkImageLayout(layout));
   3026                         }
   3027                     }
   3028                 }
   3029             }
   3030         }
   3031     }
   3032     return skip;
   3033 }
   3034 
   3035 // Helper function to validate correct usage bits set for buffers or images. Verify that (actual & desired) flags != 0 or, if strict
   3036 // is true, verify that (actual & desired) flags == desired
   3037 static bool validate_usage_flags(layer_data *device_data, VkFlags actual, VkFlags desired, VkBool32 strict, uint64_t obj_handle,
   3038                                  VulkanObjectType obj_type, int32_t const msgCode, char const *func_name, char const *usage_str) {
   3039     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3040 
   3041     bool correct_usage = false;
   3042     bool skip = false;
   3043     const char *type_str = object_string[obj_type];
   3044     if (strict) {
   3045         correct_usage = ((actual & desired) == desired);
   3046     } else {
   3047         correct_usage = ((actual & desired) != 0);
   3048     }
   3049     if (!correct_usage) {
   3050         if (msgCode == -1) {
   3051             // TODO: Fix callers with msgCode == -1 to use correct validation checks.
   3052             skip =
   3053                 log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, get_debug_report_enum[obj_type], obj_handle, __LINE__,
   3054                         MEMTRACK_INVALID_USAGE_FLAG, "MEM",
   3055                         "Invalid usage flag for %s 0x%" PRIx64 " used by %s. In this case, %s should have %s set during creation.",
   3056                         type_str, obj_handle, func_name, type_str, usage_str);
   3057         } else {
   3058             const char *valid_usage = (msgCode == -1) ? "" : validation_error_map[msgCode];
   3059             skip = log_msg(
   3060                 report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, get_debug_report_enum[obj_type], obj_handle, __LINE__, msgCode, "MEM",
   3061                 "Invalid usage flag for %s 0x%" PRIx64 " used by %s. In this case, %s should have %s set during creation. %s",
   3062                 type_str, obj_handle, func_name, type_str, usage_str, valid_usage);
   3063         }
   3064     }
   3065     return skip;
   3066 }
   3067 
   3068 // Helper function to validate usage flags for buffers. For given buffer_state send actual vs. desired usage off to helper above
   3069 // where an error will be flagged if usage is not correct
   3070 bool ValidateImageUsageFlags(layer_data *device_data, IMAGE_STATE const *image_state, VkFlags desired, bool strict,
   3071                              int32_t const msgCode, char const *func_name, char const *usage_string) {
   3072     return validate_usage_flags(device_data, image_state->createInfo.usage, desired, strict, HandleToUint64(image_state->image),
   3073                                 kVulkanObjectTypeImage, msgCode, func_name, usage_string);
   3074 }
   3075 
   3076 // Helper function to validate usage flags for buffers. For given buffer_state send actual vs. desired usage off to helper above
   3077 // where an error will be flagged if usage is not correct
   3078 bool ValidateBufferUsageFlags(layer_data *device_data, BUFFER_STATE const *buffer_state, VkFlags desired, bool strict,
   3079                               int32_t const msgCode, char const *func_name, char const *usage_string) {
   3080     return validate_usage_flags(device_data, buffer_state->createInfo.usage, desired, strict, HandleToUint64(buffer_state->buffer),
   3081                                 kVulkanObjectTypeBuffer, msgCode, func_name, usage_string);
   3082 }
   3083 
   3084 bool PreCallValidateCreateBuffer(layer_data *device_data, const VkBufferCreateInfo *pCreateInfo) {
   3085     bool skip = false;
   3086     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3087 
   3088     // TODO: Add check for VALIDATION_ERROR_1ec0071e        (sparse address space accounting)
   3089 
   3090     if ((pCreateInfo->flags & VK_BUFFER_CREATE_SPARSE_BINDING_BIT) && (!GetEnabledFeatures(device_data)->sparseBinding)) {
   3091         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3092                         VALIDATION_ERROR_01400726, "DS",
   3093                         "vkCreateBuffer(): the sparseBinding device feature is disabled: Buffers cannot be created with the "
   3094                         "VK_BUFFER_CREATE_SPARSE_BINDING_BIT set. %s",
   3095                         validation_error_map[VALIDATION_ERROR_01400726]);
   3096     }
   3097 
   3098     if ((pCreateInfo->flags & VK_BUFFER_CREATE_SPARSE_RESIDENCY_BIT) && (!GetEnabledFeatures(device_data)->sparseResidencyBuffer)) {
   3099         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3100                         VALIDATION_ERROR_01400728, "DS",
   3101                         "vkCreateBuffer(): the sparseResidencyBuffer device feature is disabled: Buffers cannot be created with "
   3102                         "the VK_BUFFER_CREATE_SPARSE_RESIDENCY_BIT set. %s",
   3103                         validation_error_map[VALIDATION_ERROR_01400728]);
   3104     }
   3105 
   3106     if ((pCreateInfo->flags & VK_BUFFER_CREATE_SPARSE_ALIASED_BIT) && (!GetEnabledFeatures(device_data)->sparseResidencyAliased)) {
   3107         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3108                         VALIDATION_ERROR_0140072a, "DS",
   3109                         "vkCreateBuffer(): the sparseResidencyAliased device feature is disabled: Buffers cannot be created with "
   3110                         "the VK_BUFFER_CREATE_SPARSE_ALIASED_BIT set. %s",
   3111                         validation_error_map[VALIDATION_ERROR_0140072a]);
   3112     }
   3113     return skip;
   3114 }
   3115 
   3116 void PostCallRecordCreateBuffer(layer_data *device_data, const VkBufferCreateInfo *pCreateInfo, VkBuffer *pBuffer) {
   3117     // TODO : This doesn't create deep copy of pQueueFamilyIndices so need to fix that if/when we want that data to be valid
   3118     GetBufferMap(device_data)
   3119         ->insert(std::make_pair(*pBuffer, std::unique_ptr<BUFFER_STATE>(new BUFFER_STATE(*pBuffer, pCreateInfo))));
   3120 }
   3121 
   3122 bool PreCallValidateCreateBufferView(layer_data *device_data, const VkBufferViewCreateInfo *pCreateInfo) {
   3123     bool skip = false;
   3124     BUFFER_STATE *buffer_state = GetBufferState(device_data, pCreateInfo->buffer);
   3125     // If this isn't a sparse buffer, it needs to have memory backing it at CreateBufferView time
   3126     if (buffer_state) {
   3127         skip |= ValidateMemoryIsBoundToBuffer(device_data, buffer_state, "vkCreateBufferView()", VALIDATION_ERROR_01a0074e);
   3128         // In order to create a valid buffer view, the buffer must have been created with at least one of the following flags:
   3129         // UNIFORM_TEXEL_BUFFER_BIT or STORAGE_TEXEL_BUFFER_BIT
   3130         skip |= ValidateBufferUsageFlags(
   3131             device_data, buffer_state, VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT | VK_BUFFER_USAGE_STORAGE_TEXEL_BUFFER_BIT, false,
   3132             VALIDATION_ERROR_01a00748, "vkCreateBufferView()", "VK_BUFFER_USAGE_[STORAGE|UNIFORM]_TEXEL_BUFFER_BIT");
   3133     }
   3134     return skip;
   3135 }
   3136 
   3137 void PostCallRecordCreateBufferView(layer_data *device_data, const VkBufferViewCreateInfo *pCreateInfo, VkBufferView *pView) {
   3138     (*GetBufferViewMap(device_data))[*pView] = std::unique_ptr<BUFFER_VIEW_STATE>(new BUFFER_VIEW_STATE(*pView, pCreateInfo));
   3139 }
   3140 
   3141 // For the given format verify that the aspect masks make sense
   3142 bool ValidateImageAspectMask(layer_data *device_data, VkImage image, VkFormat format, VkImageAspectFlags aspect_mask,
   3143                              const char *func_name) {
   3144     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3145     bool skip = false;
   3146     if (FormatIsColor(format)) {
   3147         if ((aspect_mask & VK_IMAGE_ASPECT_COLOR_BIT) != VK_IMAGE_ASPECT_COLOR_BIT) {
   3148             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3149                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3150                             "%s: Color image formats must have the VK_IMAGE_ASPECT_COLOR_BIT set. %s", func_name,
   3151                             validation_error_map[VALIDATION_ERROR_0a400c01]);
   3152         } else if ((aspect_mask & VK_IMAGE_ASPECT_COLOR_BIT) != aspect_mask) {
   3153             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3154                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3155                             "%s: Color image formats must have ONLY the VK_IMAGE_ASPECT_COLOR_BIT set. %s", func_name,
   3156                             validation_error_map[VALIDATION_ERROR_0a400c01]);
   3157         }
   3158     } else if (FormatIsDepthAndStencil(format)) {
   3159         if ((aspect_mask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) == 0) {
   3160             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3161                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3162                             "%s: Depth/stencil image formats must have at least one of VK_IMAGE_ASPECT_DEPTH_BIT and "
   3163                             "VK_IMAGE_ASPECT_STENCIL_BIT set. %s",
   3164                             func_name, validation_error_map[VALIDATION_ERROR_0a400c01]);
   3165         } else if ((aspect_mask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) != aspect_mask) {
   3166             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3167                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3168                             "%s: Combination depth/stencil image formats can have only the VK_IMAGE_ASPECT_DEPTH_BIT and "
   3169                             "VK_IMAGE_ASPECT_STENCIL_BIT set. %s",
   3170                             func_name, validation_error_map[VALIDATION_ERROR_0a400c01]);
   3171         }
   3172     } else if (FormatIsDepthOnly(format)) {
   3173         if ((aspect_mask & VK_IMAGE_ASPECT_DEPTH_BIT) != VK_IMAGE_ASPECT_DEPTH_BIT) {
   3174             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3175                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3176                             "%s: Depth-only image formats must have the VK_IMAGE_ASPECT_DEPTH_BIT set. %s", func_name,
   3177                             validation_error_map[VALIDATION_ERROR_0a400c01]);
   3178         } else if ((aspect_mask & VK_IMAGE_ASPECT_DEPTH_BIT) != aspect_mask) {
   3179             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3180                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3181                             "%s: Depth-only image formats can have only the VK_IMAGE_ASPECT_DEPTH_BIT set. %s", func_name,
   3182                             validation_error_map[VALIDATION_ERROR_0a400c01]);
   3183         }
   3184     } else if (FormatIsStencilOnly(format)) {
   3185         if ((aspect_mask & VK_IMAGE_ASPECT_STENCIL_BIT) != VK_IMAGE_ASPECT_STENCIL_BIT) {
   3186             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3187                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3188                             "%s: Stencil-only image formats must have the VK_IMAGE_ASPECT_STENCIL_BIT set. %s", func_name,
   3189                             validation_error_map[VALIDATION_ERROR_0a400c01]);
   3190         } else if ((aspect_mask & VK_IMAGE_ASPECT_STENCIL_BIT) != aspect_mask) {
   3191             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3192                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   3193                             "%s: Stencil-only image formats can have only the VK_IMAGE_ASPECT_STENCIL_BIT set. %s", func_name,
   3194                             validation_error_map[VALIDATION_ERROR_0a400c01]);
   3195         }
   3196     }
   3197     return skip;
   3198 }
   3199 
   3200 struct SubresourceRangeErrorCodes {
   3201     UNIQUE_VALIDATION_ERROR_CODE base_mip_err, mip_count_err, base_layer_err, layer_count_err;
   3202 };
   3203 
   3204 bool ValidateImageSubresourceRange(const layer_data *device_data, const uint32_t image_mip_count, const uint32_t image_layer_count,
   3205                                    const VkImageSubresourceRange &subresourceRange, const char *cmd_name, const char *param_name,
   3206                                    const char *image_layer_count_var_name, const uint64_t image_handle,
   3207                                    SubresourceRangeErrorCodes errorCodes) {
   3208     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3209     bool skip = false;
   3210 
   3211     // Validate mip levels
   3212     if (subresourceRange.baseMipLevel >= image_mip_count) {
   3213         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, image_handle, __LINE__,
   3214                         errorCodes.base_mip_err, "IMAGE",
   3215                         "%s: %s.baseMipLevel (= %" PRIu32
   3216                         ") is greater or equal to the mip level count of the image (i.e. greater or equal to %" PRIu32 "). %s",
   3217                         cmd_name, param_name, subresourceRange.baseMipLevel, image_mip_count,
   3218                         validation_error_map[errorCodes.base_mip_err]);
   3219     }
   3220 
   3221     if (subresourceRange.levelCount != VK_REMAINING_MIP_LEVELS) {
   3222         if (subresourceRange.levelCount == 0) {
   3223             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, image_handle,
   3224                             __LINE__, errorCodes.mip_count_err, "IMAGE", "%s: %s.levelCount is 0. %s", cmd_name, param_name,
   3225                             validation_error_map[errorCodes.mip_count_err]);
   3226         } else {
   3227             const uint64_t necessary_mip_count = uint64_t{subresourceRange.baseMipLevel} + uint64_t{subresourceRange.levelCount};
   3228 
   3229             if (necessary_mip_count > image_mip_count) {
   3230                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, image_handle,
   3231                                 __LINE__, errorCodes.mip_count_err, "IMAGE",
   3232                                 "%s: %s.baseMipLevel + .levelCount (= %" PRIu32 " + %" PRIu32 " = %" PRIu64
   3233                                 ") is greater than the mip level count of the image (i.e. greater than %" PRIu32 "). %s",
   3234                                 cmd_name, param_name, subresourceRange.baseMipLevel, subresourceRange.levelCount,
   3235                                 necessary_mip_count, image_mip_count, validation_error_map[errorCodes.mip_count_err]);
   3236             }
   3237         }
   3238     }
   3239 
   3240     // Validate array layers
   3241     if (subresourceRange.baseArrayLayer >= image_layer_count) {
   3242         skip |=
   3243             log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, image_handle, __LINE__,
   3244                     errorCodes.base_layer_err, "IMAGE",
   3245                     "%s: %s.baseArrayLayer (= %" PRIu32
   3246                     ") is greater or equal to the %s of the image when it was created (i.e. greater or equal to %" PRIu32 "). %s",
   3247                     cmd_name, param_name, subresourceRange.baseArrayLayer, image_layer_count_var_name, image_layer_count,
   3248                     validation_error_map[errorCodes.base_layer_err]);
   3249     }
   3250 
   3251     if (subresourceRange.layerCount != VK_REMAINING_ARRAY_LAYERS) {
   3252         if (subresourceRange.layerCount == 0) {
   3253             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, image_handle,
   3254                             __LINE__, errorCodes.layer_count_err, "IMAGE", "%s: %s.layerCount is 0. %s", cmd_name, param_name,
   3255                             validation_error_map[errorCodes.layer_count_err]);
   3256         } else {
   3257             const uint64_t necessary_layer_count =
   3258                 uint64_t{subresourceRange.baseArrayLayer} + uint64_t{subresourceRange.layerCount};
   3259 
   3260             if (necessary_layer_count > image_layer_count) {
   3261                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, image_handle,
   3262                                 __LINE__, errorCodes.layer_count_err, "IMAGE",
   3263                                 "%s: %s.baseArrayLayer + .layerCount (= %" PRIu32 " + %" PRIu32 " = %" PRIu64
   3264                                 ") is greater than the %s of the image when it was created (i.e. greater than %" PRIu32 "). %s",
   3265                                 cmd_name, param_name, subresourceRange.baseArrayLayer, subresourceRange.layerCount,
   3266                                 necessary_layer_count, image_layer_count_var_name, image_layer_count,
   3267                                 validation_error_map[errorCodes.layer_count_err]);
   3268             }
   3269         }
   3270     }
   3271 
   3272     return skip;
   3273 }
   3274 
   3275 bool ValidateCreateImageViewSubresourceRange(const layer_data *device_data, const IMAGE_STATE *image_state,
   3276                                              bool is_imageview_2d_type, const VkImageSubresourceRange &subresourceRange) {
   3277     bool is_khr_maintenance1 = GetDeviceExtensions(device_data)->vk_khr_maintenance1;
   3278     bool is_image_slicable = image_state->createInfo.imageType == VK_IMAGE_TYPE_3D &&
   3279                              (image_state->createInfo.flags & VK_IMAGE_CREATE_2D_ARRAY_COMPATIBLE_BIT_KHR);
   3280     bool is_3D_to_2D_map = is_khr_maintenance1 && is_image_slicable && is_imageview_2d_type;
   3281 
   3282     const auto image_layer_count = is_3D_to_2D_map ? image_state->createInfo.extent.depth : image_state->createInfo.arrayLayers;
   3283     const auto image_layer_count_var_name = is_3D_to_2D_map ? "extent.depth" : "arrayLayers";
   3284 
   3285     SubresourceRangeErrorCodes subresourceRangeErrorCodes = {};
   3286     subresourceRangeErrorCodes.base_mip_err = VALIDATION_ERROR_0ac00b8c;
   3287     subresourceRangeErrorCodes.mip_count_err = VALIDATION_ERROR_0ac00b8e;
   3288     subresourceRangeErrorCodes.base_layer_err =
   3289         is_khr_maintenance1 ? (is_3D_to_2D_map ? VALIDATION_ERROR_0ac00b98 : VALIDATION_ERROR_0ac00b94) : VALIDATION_ERROR_0ac00b90;
   3290     subresourceRangeErrorCodes.layer_count_err =
   3291         is_khr_maintenance1 ? (is_3D_to_2D_map ? VALIDATION_ERROR_0ac00b9a : VALIDATION_ERROR_0ac00b96) : VALIDATION_ERROR_0ac00b92;
   3292 
   3293     return ValidateImageSubresourceRange(device_data, image_state->createInfo.mipLevels, image_layer_count, subresourceRange,
   3294                                          "vkCreateImageView", "pCreateInfo->subresourceRange", image_layer_count_var_name,
   3295                                          HandleToUint64(image_state->image), subresourceRangeErrorCodes);
   3296 }
   3297 
   3298 bool ValidateCmdClearColorSubresourceRange(const layer_data *device_data, const IMAGE_STATE *image_state,
   3299                                            const VkImageSubresourceRange &subresourceRange, const char *param_name) {
   3300     SubresourceRangeErrorCodes subresourceRangeErrorCodes = {};
   3301     subresourceRangeErrorCodes.base_mip_err = VALIDATION_ERROR_18800b7c;
   3302     subresourceRangeErrorCodes.mip_count_err = VALIDATION_ERROR_18800b7e;
   3303     subresourceRangeErrorCodes.base_layer_err = VALIDATION_ERROR_18800b80;
   3304     subresourceRangeErrorCodes.layer_count_err = VALIDATION_ERROR_18800b82;
   3305 
   3306     return ValidateImageSubresourceRange(device_data, image_state->createInfo.mipLevels, image_state->createInfo.arrayLayers,
   3307                                          subresourceRange, "vkCmdClearColorImage", param_name, "arrayLayers",
   3308                                          HandleToUint64(image_state->image), subresourceRangeErrorCodes);
   3309 }
   3310 
   3311 bool ValidateCmdClearDepthSubresourceRange(const layer_data *device_data, const IMAGE_STATE *image_state,
   3312                                            const VkImageSubresourceRange &subresourceRange, const char *param_name) {
   3313     SubresourceRangeErrorCodes subresourceRangeErrorCodes = {};
   3314     subresourceRangeErrorCodes.base_mip_err = VALIDATION_ERROR_18a00b84;
   3315     subresourceRangeErrorCodes.mip_count_err = VALIDATION_ERROR_18a00b86;
   3316     subresourceRangeErrorCodes.base_layer_err = VALIDATION_ERROR_18a00b88;
   3317     subresourceRangeErrorCodes.layer_count_err = VALIDATION_ERROR_18a00b8a;
   3318 
   3319     return ValidateImageSubresourceRange(device_data, image_state->createInfo.mipLevels, image_state->createInfo.arrayLayers,
   3320                                          subresourceRange, "vkCmdClearDepthStencilImage", param_name, "arrayLayers",
   3321                                          HandleToUint64(image_state->image), subresourceRangeErrorCodes);
   3322 }
   3323 
   3324 bool ValidateImageBarrierSubresourceRange(const layer_data *device_data, const IMAGE_STATE *image_state,
   3325                                           const VkImageSubresourceRange &subresourceRange, const char *cmd_name,
   3326                                           const char *param_name) {
   3327     SubresourceRangeErrorCodes subresourceRangeErrorCodes = {};
   3328     subresourceRangeErrorCodes.base_mip_err = VALIDATION_ERROR_0a000b9c;
   3329     subresourceRangeErrorCodes.mip_count_err = VALIDATION_ERROR_0a000b9e;
   3330     subresourceRangeErrorCodes.base_layer_err = VALIDATION_ERROR_0a000ba0;
   3331     subresourceRangeErrorCodes.layer_count_err = VALIDATION_ERROR_0a000ba2;
   3332 
   3333     return ValidateImageSubresourceRange(device_data, image_state->createInfo.mipLevels, image_state->createInfo.arrayLayers,
   3334                                          subresourceRange, cmd_name, param_name, "arrayLayers", HandleToUint64(image_state->image),
   3335                                          subresourceRangeErrorCodes);
   3336 }
   3337 
   3338 bool PreCallValidateCreateImageView(layer_data *device_data, const VkImageViewCreateInfo *create_info) {
   3339     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3340     bool skip = false;
   3341     IMAGE_STATE *image_state = GetImageState(device_data, create_info->image);
   3342     if (image_state) {
   3343         skip |= ValidateImageUsageFlags(
   3344             device_data, image_state,
   3345             VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_STORAGE_BIT | VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT |
   3346                 VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
   3347             false, -1, "vkCreateImageView()",
   3348             "VK_IMAGE_USAGE_[SAMPLED|STORAGE|COLOR_ATTACHMENT|DEPTH_STENCIL_ATTACHMENT|INPUT_ATTACHMENT]_BIT");
   3349         // If this isn't a sparse image, it needs to have memory backing it at CreateImageView time
   3350         skip |= ValidateMemoryIsBoundToImage(device_data, image_state, "vkCreateImageView()", VALIDATION_ERROR_0ac007f8);
   3351         // Checks imported from image layer
   3352         skip |= ValidateCreateImageViewSubresourceRange(
   3353             device_data, image_state,
   3354             create_info->viewType == VK_IMAGE_VIEW_TYPE_2D || create_info->viewType == VK_IMAGE_VIEW_TYPE_2D_ARRAY,
   3355             create_info->subresourceRange);
   3356 
   3357         VkImageCreateFlags image_flags = image_state->createInfo.flags;
   3358         VkFormat image_format = image_state->createInfo.format;
   3359         VkImageUsageFlags image_usage = image_state->createInfo.usage;
   3360         VkImageTiling image_tiling = image_state->createInfo.tiling;
   3361         VkFormat view_format = create_info->format;
   3362         VkImageAspectFlags aspect_mask = create_info->subresourceRange.aspectMask;
   3363         VkImageType image_type = image_state->createInfo.imageType;
   3364         VkImageViewType view_type = create_info->viewType;
   3365 
   3366         // Validate VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT state
   3367         if (image_flags & VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT) {
   3368             if ((!GetDeviceExtensions(device_data)->vk_khr_maintenance2 ||
   3369                  !(image_flags & VK_IMAGE_CREATE_BLOCK_TEXEL_VIEW_COMPATIBLE_BIT_KHR))) {
   3370                 // Format MUST be compatible (in the same format compatibility class) as the format the image was created with
   3371                 if (FormatCompatibilityClass(image_format) != FormatCompatibilityClass(view_format)) {
   3372                     std::stringstream ss;
   3373                     ss << "vkCreateImageView(): ImageView format " << string_VkFormat(view_format)
   3374                        << " is not in the same format compatibility class as image (" << HandleToUint64(create_info->image)
   3375                        << ")  format " << string_VkFormat(image_format)
   3376                        << ".  Images created with the VK_IMAGE_CREATE_MUTABLE_FORMAT BIT "
   3377                        << "can support ImageViews with differing formats but they must be in the same compatibility class.";
   3378                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3379                                     __LINE__, VALIDATION_ERROR_0ac007f4, "IMAGE", "%s %s", ss.str().c_str(),
   3380                                     validation_error_map[VALIDATION_ERROR_0ac007f4]);
   3381                 }
   3382             }
   3383         } else {
   3384             // Format MUST be IDENTICAL to the format the image was created with
   3385             if (image_format != view_format) {
   3386                 std::stringstream ss;
   3387                 ss << "vkCreateImageView() format " << string_VkFormat(view_format) << " differs from image "
   3388                    << HandleToUint64(create_info->image) << " format " << string_VkFormat(image_format)
   3389                    << ".  Formats MUST be IDENTICAL unless VK_IMAGE_CREATE_MUTABLE_FORMAT BIT was set on image creation.";
   3390                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3391                                 VALIDATION_ERROR_0ac007f6, "IMAGE", "%s %s", ss.str().c_str(),
   3392                                 validation_error_map[VALIDATION_ERROR_0ac007f6]);
   3393             }
   3394         }
   3395 
   3396         // Validate correct image aspect bits for desired formats and format consistency
   3397         skip |= ValidateImageAspectMask(device_data, image_state->image, image_format, aspect_mask, "vkCreateImageView()");
   3398 
   3399         switch (image_type) {
   3400             case VK_IMAGE_TYPE_1D:
   3401                 if (view_type != VK_IMAGE_VIEW_TYPE_1D && view_type != VK_IMAGE_VIEW_TYPE_1D_ARRAY) {
   3402                     skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3403                                     __LINE__, VALIDATION_ERROR_0ac007fa, "IMAGE",
   3404                                     "vkCreateImageView(): pCreateInfo->viewType %s is not compatible with image type %s. %s",
   3405                                     string_VkImageViewType(view_type), string_VkImageType(image_type),
   3406                                     validation_error_map[VALIDATION_ERROR_0ac007fa]);
   3407                 }
   3408                 break;
   3409             case VK_IMAGE_TYPE_2D:
   3410                 if (view_type != VK_IMAGE_VIEW_TYPE_2D && view_type != VK_IMAGE_VIEW_TYPE_2D_ARRAY) {
   3411                     if ((view_type == VK_IMAGE_VIEW_TYPE_CUBE || view_type == VK_IMAGE_VIEW_TYPE_CUBE_ARRAY) &&
   3412                         !(image_flags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT)) {
   3413                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3414                                         __LINE__, VALIDATION_ERROR_0ac007d6, "IMAGE",
   3415                                         "vkCreateImageView(): pCreateInfo->viewType %s is not compatible with image type %s. %s",
   3416                                         string_VkImageViewType(view_type), string_VkImageType(image_type),
   3417                                         validation_error_map[VALIDATION_ERROR_0ac007d6]);
   3418                     } else if (view_type != VK_IMAGE_VIEW_TYPE_CUBE && view_type != VK_IMAGE_VIEW_TYPE_CUBE_ARRAY) {
   3419                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3420                                         __LINE__, VALIDATION_ERROR_0ac007fa, "IMAGE",
   3421                                         "vkCreateImageView(): pCreateInfo->viewType %s is not compatible with image type %s. %s",
   3422                                         string_VkImageViewType(view_type), string_VkImageType(image_type),
   3423                                         validation_error_map[VALIDATION_ERROR_0ac007fa]);
   3424                     }
   3425                 }
   3426                 break;
   3427             case VK_IMAGE_TYPE_3D:
   3428                 if (GetDeviceExtensions(device_data)->vk_khr_maintenance1) {
   3429                     if (view_type != VK_IMAGE_VIEW_TYPE_3D) {
   3430                         if ((view_type == VK_IMAGE_VIEW_TYPE_2D || view_type == VK_IMAGE_VIEW_TYPE_2D_ARRAY)) {
   3431                             if (!(image_flags & VK_IMAGE_CREATE_2D_ARRAY_COMPATIBLE_BIT_KHR)) {
   3432                                 skip |= log_msg(
   3433                                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3434                                     __LINE__, VALIDATION_ERROR_0ac007da, "IMAGE",
   3435                                     "vkCreateImageView(): pCreateInfo->viewType %s is not compatible with image type %s. %s",
   3436                                     string_VkImageViewType(view_type), string_VkImageType(image_type),
   3437                                     validation_error_map[VALIDATION_ERROR_0ac007da]);
   3438                             } else if ((image_flags & (VK_IMAGE_CREATE_SPARSE_BINDING_BIT | VK_IMAGE_CREATE_SPARSE_RESIDENCY_BIT |
   3439                                                        VK_IMAGE_CREATE_SPARSE_ALIASED_BIT))) {
   3440                                 skip |=
   3441                                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3442                                             __LINE__, VALIDATION_ERROR_0ac007fa, "IMAGE",
   3443                                             "vkCreateImageView(): pCreateInfo->viewType %s is not compatible with image type %s "
   3444                                             "when the VK_IMAGE_CREATE_SPARSE_BINDING_BIT, VK_IMAGE_CREATE_SPARSE_RESIDENCY_BIT, or "
   3445                                             "VK_IMAGE_CREATE_SPARSE_ALIASED_BIT flags are enabled. %s",
   3446                                             string_VkImageViewType(view_type), string_VkImageType(image_type),
   3447                                             validation_error_map[VALIDATION_ERROR_0ac007fa]);
   3448                             }
   3449                         } else {
   3450                             skip |=
   3451                                 log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3452                                         __LINE__, VALIDATION_ERROR_0ac007fa, "IMAGE",
   3453                                         "vkCreateImageView(): pCreateInfo->viewType %s is not compatible with image type %s. %s",
   3454                                         string_VkImageViewType(view_type), string_VkImageType(image_type),
   3455                                         validation_error_map[VALIDATION_ERROR_0ac007fa]);
   3456                         }
   3457                     }
   3458                 } else {
   3459                     if (view_type != VK_IMAGE_VIEW_TYPE_3D) {
   3460                         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
   3461                                         __LINE__, VALIDATION_ERROR_0ac007fa, "IMAGE",
   3462                                         "vkCreateImageView(): pCreateInfo->viewType %s is not compatible with image type %s. %s",
   3463                                         string_VkImageViewType(view_type), string_VkImageType(image_type),
   3464                                         validation_error_map[VALIDATION_ERROR_0ac007fa]);
   3465                     }
   3466                 }
   3467                 break;
   3468             default:
   3469                 break;
   3470         }
   3471 
   3472         VkFormatProperties format_properties = GetFormatProperties(device_data, view_format);
   3473         bool check_tiling_features = false;
   3474         VkFormatFeatureFlags tiling_features = 0;
   3475         UNIQUE_VALIDATION_ERROR_CODE linear_error_codes[] = {
   3476             VALIDATION_ERROR_0ac007dc, VALIDATION_ERROR_0ac007e0, VALIDATION_ERROR_0ac007e2,
   3477             VALIDATION_ERROR_0ac007e4, VALIDATION_ERROR_0ac007e6,
   3478         };
   3479         UNIQUE_VALIDATION_ERROR_CODE optimal_error_codes[] = {
   3480             VALIDATION_ERROR_0ac007e8, VALIDATION_ERROR_0ac007ea, VALIDATION_ERROR_0ac007ec,
   3481             VALIDATION_ERROR_0ac007ee, VALIDATION_ERROR_0ac007f0,
   3482         };
   3483         UNIQUE_VALIDATION_ERROR_CODE *error_codes = nullptr;
   3484         if (image_tiling == VK_IMAGE_TILING_LINEAR) {
   3485             tiling_features = format_properties.linearTilingFeatures;
   3486             error_codes = linear_error_codes;
   3487             check_tiling_features = true;
   3488         } else if (image_tiling == VK_IMAGE_TILING_OPTIMAL) {
   3489             tiling_features = format_properties.optimalTilingFeatures;
   3490             error_codes = optimal_error_codes;
   3491             check_tiling_features = true;
   3492         }
   3493 
   3494         if (check_tiling_features) {
   3495             if (tiling_features == 0) {
   3496                 skip |=
   3497                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3498                             error_codes[0], "IMAGE",
   3499                             "vkCreateImageView() pCreateInfo->format %s cannot be used with an image having the %s flag set. %s",
   3500                             string_VkFormat(view_format), string_VkImageTiling(image_tiling), validation_error_map[error_codes[0]]);
   3501             } else if ((image_usage & VK_IMAGE_USAGE_SAMPLED_BIT) && !(tiling_features & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
   3502                 skip |=
   3503                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3504                             error_codes[1], "IMAGE",
   3505                             "vkCreateImageView() pCreateInfo->format %s cannot be used with an image having the %s and "
   3506                             "VK_IMAGE_USAGE_SAMPLED_BIT flags set. %s",
   3507                             string_VkFormat(view_format), string_VkImageTiling(image_tiling), validation_error_map[error_codes[1]]);
   3508             } else if ((image_usage & VK_IMAGE_USAGE_STORAGE_BIT) && !(tiling_features & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) {
   3509                 skip |=
   3510                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3511                             error_codes[2], "IMAGE",
   3512                             "vkCreateImageView() pCreateInfo->format %s cannot be used with an image having the %s and "
   3513                             "VK_IMAGE_USAGE_STORAGE_BIT flags set. %s",
   3514                             string_VkFormat(view_format), string_VkImageTiling(image_tiling), validation_error_map[error_codes[2]]);
   3515             } else if ((image_usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) &&
   3516                        !(tiling_features & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) {
   3517                 skip |=
   3518                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3519                             error_codes[3], "IMAGE",
   3520                             "vkCreateImageView() pCreateInfo->format %s cannot be used with an image having the %s and "
   3521                             "VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT flags set. %s",
   3522                             string_VkFormat(view_format), string_VkImageTiling(image_tiling), validation_error_map[error_codes[3]]);
   3523             } else if ((image_usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) &&
   3524                        !(tiling_features & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) {
   3525                 skip |=
   3526                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
   3527                             error_codes[4], "IMAGE",
   3528                             "vkCreateImageView() pCreateInfo->format %s cannot be used with an image having the %s and "
   3529                             "VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT flags set. %s",
   3530                             string_VkFormat(view_format), string_VkImageTiling(image_tiling), validation_error_map[error_codes[4]]);
   3531             }
   3532         }
   3533     }
   3534     return skip;
   3535 }
   3536 
   3537 void PostCallRecordCreateImageView(layer_data *device_data, const VkImageViewCreateInfo *create_info, VkImageView view) {
   3538     auto image_view_map = GetImageViewMap(device_data);
   3539     (*image_view_map)[view] = std::unique_ptr<IMAGE_VIEW_STATE>(new IMAGE_VIEW_STATE(view, create_info));
   3540 
   3541     auto image_state = GetImageState(device_data, create_info->image);
   3542     auto &sub_res_range = (*image_view_map)[view].get()->create_info.subresourceRange;
   3543     sub_res_range.levelCount = ResolveRemainingLevels(&sub_res_range, image_state->createInfo.mipLevels);
   3544     sub_res_range.layerCount = ResolveRemainingLayers(&sub_res_range, image_state->createInfo.arrayLayers);
   3545 }
   3546 
   3547 bool PreCallValidateCmdCopyBuffer(layer_data *device_data, GLOBAL_CB_NODE *cb_node, BUFFER_STATE *src_buffer_state,
   3548                                   BUFFER_STATE *dst_buffer_state) {
   3549     bool skip = false;
   3550     skip |= ValidateMemoryIsBoundToBuffer(device_data, src_buffer_state, "vkCmdCopyBuffer()", VALIDATION_ERROR_18c000ee);
   3551     skip |= ValidateMemoryIsBoundToBuffer(device_data, dst_buffer_state, "vkCmdCopyBuffer()", VALIDATION_ERROR_18c000f2);
   3552     // Validate that SRC & DST buffers have correct usage flags set
   3553     skip |= ValidateBufferUsageFlags(device_data, src_buffer_state, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, true,
   3554                                      VALIDATION_ERROR_18c000ec, "vkCmdCopyBuffer()", "VK_BUFFER_USAGE_TRANSFER_SRC_BIT");
   3555     skip |= ValidateBufferUsageFlags(device_data, dst_buffer_state, VK_BUFFER_USAGE_TRANSFER_DST_BIT, true,
   3556                                      VALIDATION_ERROR_18c000f0, "vkCmdCopyBuffer()", "VK_BUFFER_USAGE_TRANSFER_DST_BIT");
   3557     skip |= ValidateCmdQueueFlags(device_data, cb_node, "vkCmdCopyBuffer()",
   3558                                   VK_QUEUE_TRANSFER_BIT | VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT, VALIDATION_ERROR_18c02415);
   3559     skip |= ValidateCmd(device_data, cb_node, CMD_COPYBUFFER, "vkCmdCopyBuffer()");
   3560     skip |= insideRenderPass(device_data, cb_node, "vkCmdCopyBuffer()", VALIDATION_ERROR_18c00017);
   3561     return skip;
   3562 }
   3563 
   3564 void PreCallRecordCmdCopyBuffer(layer_data *device_data, GLOBAL_CB_NODE *cb_node, BUFFER_STATE *src_buffer_state,
   3565                                 BUFFER_STATE *dst_buffer_state) {
   3566     // Update bindings between buffers and cmd buffer
   3567     AddCommandBufferBindingBuffer(device_data, cb_node, src_buffer_state);
   3568     AddCommandBufferBindingBuffer(device_data, cb_node, dst_buffer_state);
   3569 
   3570     std::function<bool()> function = [=]() {
   3571         return ValidateBufferMemoryIsValid(device_data, src_buffer_state, "vkCmdCopyBuffer()");
   3572     };
   3573     cb_node->queue_submit_functions.push_back(function);
   3574     function = [=]() {
   3575         SetBufferMemoryValid(device_data, dst_buffer_state, true);
   3576         return false;
   3577     };
   3578     cb_node->queue_submit_functions.push_back(function);
   3579 }
   3580 
   3581 static bool validateIdleBuffer(layer_data *device_data, VkBuffer buffer) {
   3582     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3583     bool skip = false;
   3584     auto buffer_state = GetBufferState(device_data, buffer);
   3585     if (!buffer_state) {
   3586         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_BUFFER_EXT, HandleToUint64(buffer),
   3587                         __LINE__, DRAWSTATE_DOUBLE_DESTROY, "DS", "Cannot free buffer 0x%" PRIx64 " that has not been allocated.",
   3588                         HandleToUint64(buffer));
   3589     } else {
   3590         if (buffer_state->in_use.load()) {
   3591             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_BUFFER_EXT,
   3592                             HandleToUint64(buffer), __LINE__, VALIDATION_ERROR_23c00734, "DS",
   3593                             "Cannot free buffer 0x%" PRIx64 " that is in use by a command buffer. %s", HandleToUint64(buffer),
   3594                             validation_error_map[VALIDATION_ERROR_23c00734]);
   3595         }
   3596     }
   3597     return skip;
   3598 }
   3599 
   3600 bool PreCallValidateDestroyImageView(layer_data *device_data, VkImageView image_view, IMAGE_VIEW_STATE **image_view_state,
   3601                                      VK_OBJECT *obj_struct) {
   3602     *image_view_state = GetImageViewState(device_data, image_view);
   3603     *obj_struct = {HandleToUint64(image_view), kVulkanObjectTypeImageView};
   3604     if (GetDisables(device_data)->destroy_image_view) return false;
   3605     bool skip = false;
   3606     if (*image_view_state) {
   3607         skip |=
   3608             ValidateObjectNotInUse(device_data, *image_view_state, *obj_struct, "vkDestroyImageView", VALIDATION_ERROR_25400804);
   3609     }
   3610     return skip;
   3611 }
   3612 
   3613 void PostCallRecordDestroyImageView(layer_data *device_data, VkImageView image_view, IMAGE_VIEW_STATE *image_view_state,
   3614                                     VK_OBJECT obj_struct) {
   3615     // Any bound cmd buffers are now invalid
   3616     invalidateCommandBuffers(device_data, image_view_state->cb_bindings, obj_struct);
   3617     (*GetImageViewMap(device_data)).erase(image_view);
   3618 }
   3619 
   3620 bool PreCallValidateDestroyBuffer(layer_data *device_data, VkBuffer buffer, BUFFER_STATE **buffer_state, VK_OBJECT *obj_struct) {
   3621     *buffer_state = GetBufferState(device_data, buffer);
   3622     *obj_struct = {HandleToUint64(buffer), kVulkanObjectTypeBuffer};
   3623     if (GetDisables(device_data)->destroy_buffer) return false;
   3624     bool skip = false;
   3625     if (*buffer_state) {
   3626         skip |= validateIdleBuffer(device_data, buffer);
   3627     }
   3628     return skip;
   3629 }
   3630 
   3631 void PostCallRecordDestroyBuffer(layer_data *device_data, VkBuffer buffer, BUFFER_STATE *buffer_state, VK_OBJECT obj_struct) {
   3632     invalidateCommandBuffers(device_data, buffer_state->cb_bindings, obj_struct);
   3633     for (auto mem_binding : buffer_state->GetBoundMemory()) {
   3634         auto mem_info = GetMemObjInfo(device_data, mem_binding);
   3635         if (mem_info) {
   3636             core_validation::RemoveBufferMemoryRange(HandleToUint64(buffer), mem_info);
   3637         }
   3638     }
   3639     ClearMemoryObjectBindings(device_data, HandleToUint64(buffer), kVulkanObjectTypeBuffer);
   3640     GetBufferMap(device_data)->erase(buffer_state->buffer);
   3641 }
   3642 
   3643 bool PreCallValidateDestroyBufferView(layer_data *device_data, VkBufferView buffer_view, BUFFER_VIEW_STATE **buffer_view_state,
   3644                                       VK_OBJECT *obj_struct) {
   3645     *buffer_view_state = GetBufferViewState(device_data, buffer_view);
   3646     *obj_struct = {HandleToUint64(buffer_view), kVulkanObjectTypeBufferView};
   3647     if (GetDisables(device_data)->destroy_buffer_view) return false;
   3648     bool skip = false;
   3649     if (*buffer_view_state) {
   3650         skip |=
   3651             ValidateObjectNotInUse(device_data, *buffer_view_state, *obj_struct, "vkDestroyBufferView", VALIDATION_ERROR_23e00750);
   3652     }
   3653     return skip;
   3654 }
   3655 
   3656 void PostCallRecordDestroyBufferView(layer_data *device_data, VkBufferView buffer_view, BUFFER_VIEW_STATE *buffer_view_state,
   3657                                      VK_OBJECT obj_struct) {
   3658     // Any bound cmd buffers are now invalid
   3659     invalidateCommandBuffers(device_data, buffer_view_state->cb_bindings, obj_struct);
   3660     GetBufferViewMap(device_data)->erase(buffer_view);
   3661 }
   3662 
   3663 bool PreCallValidateCmdFillBuffer(layer_data *device_data, GLOBAL_CB_NODE *cb_node, BUFFER_STATE *buffer_state) {
   3664     bool skip = false;
   3665     skip |= ValidateMemoryIsBoundToBuffer(device_data, buffer_state, "vkCmdFillBuffer()", VALIDATION_ERROR_1b40003e);
   3666     skip |= ValidateCmdQueueFlags(device_data, cb_node, "vkCmdFillBuffer()",
   3667                                   VK_QUEUE_TRANSFER_BIT | VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT, VALIDATION_ERROR_1b402415);
   3668     skip |= ValidateCmd(device_data, cb_node, CMD_FILLBUFFER, "vkCmdFillBuffer()");
   3669     // Validate that DST buffer has correct usage flags set
   3670     skip |= ValidateBufferUsageFlags(device_data, buffer_state, VK_BUFFER_USAGE_TRANSFER_DST_BIT, true, VALIDATION_ERROR_1b40003a,
   3671                                      "vkCmdFillBuffer()", "VK_BUFFER_USAGE_TRANSFER_DST_BIT");
   3672     skip |= insideRenderPass(device_data, cb_node, "vkCmdFillBuffer()", VALIDATION_ERROR_1b400017);
   3673     return skip;
   3674 }
   3675 
   3676 void PreCallRecordCmdFillBuffer(layer_data *device_data, GLOBAL_CB_NODE *cb_node, BUFFER_STATE *buffer_state) {
   3677     std::function<bool()> function = [=]() {
   3678         SetBufferMemoryValid(device_data, buffer_state, true);
   3679         return false;
   3680     };
   3681     cb_node->queue_submit_functions.push_back(function);
   3682     // Update bindings between buffer and cmd buffer
   3683     AddCommandBufferBindingBuffer(device_data, cb_node, buffer_state);
   3684 }
   3685 
   3686 bool ValidateBufferImageCopyData(const debug_report_data *report_data, uint32_t regionCount, const VkBufferImageCopy *pRegions,
   3687                                  IMAGE_STATE *image_state, const char *function) {
   3688     bool skip = false;
   3689 
   3690     for (uint32_t i = 0; i < regionCount; i++) {
   3691         if (image_state->createInfo.imageType == VK_IMAGE_TYPE_1D) {
   3692             if ((pRegions[i].imageOffset.y != 0) || (pRegions[i].imageExtent.height != 1)) {
   3693                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3694                                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_0160018e, "IMAGE",
   3695                                 "%s(): pRegion[%d] imageOffset.y is %d and imageExtent.height is %d. For 1D images these must be 0 "
   3696                                 "and 1, respectively. %s",
   3697                                 function, i, pRegions[i].imageOffset.y, pRegions[i].imageExtent.height,
   3698                                 validation_error_map[VALIDATION_ERROR_0160018e]);
   3699             }
   3700         }
   3701 
   3702         if ((image_state->createInfo.imageType == VK_IMAGE_TYPE_1D) || (image_state->createInfo.imageType == VK_IMAGE_TYPE_2D)) {
   3703             if ((pRegions[i].imageOffset.z != 0) || (pRegions[i].imageExtent.depth != 1)) {
   3704                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3705                                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_01600192, "IMAGE",
   3706                                 "%s(): pRegion[%d] imageOffset.z is %d and imageExtent.depth is %d. For 1D and 2D images these "
   3707                                 "must be 0 and 1, respectively. %s",
   3708                                 function, i, pRegions[i].imageOffset.z, pRegions[i].imageExtent.depth,
   3709                                 validation_error_map[VALIDATION_ERROR_01600192]);
   3710             }
   3711         }
   3712 
   3713         if (image_state->createInfo.imageType == VK_IMAGE_TYPE_3D) {
   3714             if ((0 != pRegions[i].imageSubresource.baseArrayLayer) || (1 != pRegions[i].imageSubresource.layerCount)) {
   3715                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3716                                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_016001aa, "IMAGE",
   3717                                 "%s(): pRegion[%d] imageSubresource.baseArrayLayer is %d and imageSubresource.layerCount is %d. "
   3718                                 "For 3D images these must be 0 and 1, respectively. %s",
   3719                                 function, i, pRegions[i].imageSubresource.baseArrayLayer, pRegions[i].imageSubresource.layerCount,
   3720                                 validation_error_map[VALIDATION_ERROR_016001aa]);
   3721             }
   3722         }
   3723 
   3724         // If the the calling command's VkImage parameter's format is not a depth/stencil format,
   3725         // then bufferOffset must be a multiple of the calling command's VkImage parameter's texel size
   3726         auto texel_size = FormatSize(image_state->createInfo.format);
   3727         if (!FormatIsDepthAndStencil(image_state->createInfo.format) && SafeModulo(pRegions[i].bufferOffset, texel_size) != 0) {
   3728             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3729                             HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_01600182, "IMAGE",
   3730                             "%s(): pRegion[%d] bufferOffset 0x%" PRIxLEAST64
   3731                             " must be a multiple of this format's texel size (" PRINTF_SIZE_T_SPECIFIER "). %s",
   3732                             function, i, pRegions[i].bufferOffset, texel_size, validation_error_map[VALIDATION_ERROR_01600182]);
   3733         }
   3734 
   3735         //  BufferOffset must be a multiple of 4
   3736         if (SafeModulo(pRegions[i].bufferOffset, 4) != 0) {
   3737             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3738                             HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_01600184, "IMAGE",
   3739                             "%s(): pRegion[%d] bufferOffset 0x%" PRIxLEAST64 " must be a multiple of 4. %s", function, i,
   3740                             pRegions[i].bufferOffset, validation_error_map[VALIDATION_ERROR_01600184]);
   3741         }
   3742 
   3743         //  BufferRowLength must be 0, or greater than or equal to the width member of imageExtent
   3744         if ((pRegions[i].bufferRowLength != 0) && (pRegions[i].bufferRowLength < pRegions[i].imageExtent.width)) {
   3745             skip |= log_msg(
   3746                 report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3747                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_01600186, "IMAGE",
   3748                 "%s(): pRegion[%d] bufferRowLength (%d) must be zero or greater-than-or-equal-to imageExtent.width (%d). %s",
   3749                 function, i, pRegions[i].bufferRowLength, pRegions[i].imageExtent.width,
   3750                 validation_error_map[VALIDATION_ERROR_01600186]);
   3751         }
   3752 
   3753         //  BufferImageHeight must be 0, or greater than or equal to the height member of imageExtent
   3754         if ((pRegions[i].bufferImageHeight != 0) && (pRegions[i].bufferImageHeight < pRegions[i].imageExtent.height)) {
   3755             skip |= log_msg(
   3756                 report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3757                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_01600188, "IMAGE",
   3758                 "%s(): pRegion[%d] bufferImageHeight (%d) must be zero or greater-than-or-equal-to imageExtent.height (%d). %s",
   3759                 function, i, pRegions[i].bufferImageHeight, pRegions[i].imageExtent.height,
   3760                 validation_error_map[VALIDATION_ERROR_01600188]);
   3761         }
   3762 
   3763         // subresource aspectMask must have exactly 1 bit set
   3764         const int num_bits = sizeof(VkFlags) * CHAR_BIT;
   3765         std::bitset<num_bits> aspect_mask_bits(pRegions[i].imageSubresource.aspectMask);
   3766         if (aspect_mask_bits.count() != 1) {
   3767             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3768                             HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_016001a8, "IMAGE",
   3769                             "%s: aspectMasks for imageSubresource in each region must have only a single bit set. %s", function,
   3770                             validation_error_map[VALIDATION_ERROR_016001a8]);
   3771         }
   3772 
   3773         // image subresource aspect bit must match format
   3774         if (!VerifyAspectsPresent(pRegions[i].imageSubresource.aspectMask, image_state->createInfo.format)) {
   3775             skip |= log_msg(
   3776                 report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3777                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_016001a6, "IMAGE",
   3778                 "%s(): pRegion[%d] subresource aspectMask 0x%x specifies aspects that are not present in image format 0x%x. %s",
   3779                 function, i, pRegions[i].imageSubresource.aspectMask, image_state->createInfo.format,
   3780                 validation_error_map[VALIDATION_ERROR_016001a6]);
   3781         }
   3782 
   3783         // Checks that apply only to compressed images
   3784         // TODO: there is a comment in ValidateCopyBufferImageTransferGranularityRequirements() in core_validation.cpp that
   3785         //       reserves a place for these compressed image checks.  This block of code could move there once the image
   3786         //       stuff is moved into core validation.
   3787         if (FormatIsCompressed(image_state->createInfo.format)) {
   3788             auto block_size = FormatCompressedTexelBlockExtent(image_state->createInfo.format);
   3789 
   3790             //  BufferRowLength must be a multiple of block width
   3791             if (SafeModulo(pRegions[i].bufferRowLength, block_size.width) != 0) {
   3792                 skip |= log_msg(
   3793                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3794                     HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_01600196, "IMAGE",
   3795                     "%s(): pRegion[%d] bufferRowLength (%d) must be a multiple of the compressed image's texel width (%d). %s.",
   3796                     function, i, pRegions[i].bufferRowLength, block_size.width, validation_error_map[VALIDATION_ERROR_01600196]);
   3797             }
   3798 
   3799             //  BufferRowHeight must be a multiple of block height
   3800             if (SafeModulo(pRegions[i].bufferImageHeight, block_size.height) != 0) {
   3801                 skip |= log_msg(
   3802                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3803                     HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_01600198, "IMAGE",
   3804                     "%s(): pRegion[%d] bufferImageHeight (%d) must be a multiple of the compressed image's texel height (%d). %s.",
   3805                     function, i, pRegions[i].bufferImageHeight, block_size.height, validation_error_map[VALIDATION_ERROR_01600198]);
   3806             }
   3807 
   3808             //  image offsets must be multiples of block dimensions
   3809             if ((SafeModulo(pRegions[i].imageOffset.x, block_size.width) != 0) ||
   3810                 (SafeModulo(pRegions[i].imageOffset.y, block_size.height) != 0) ||
   3811                 (SafeModulo(pRegions[i].imageOffset.z, block_size.depth) != 0)) {
   3812                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3813                                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_0160019a, "IMAGE",
   3814                                 "%s(): pRegion[%d] imageOffset(x,y) (%d, %d) must be multiples of the compressed image's texel "
   3815                                 "width & height (%d, %d). %s.",
   3816                                 function, i, pRegions[i].imageOffset.x, pRegions[i].imageOffset.y, block_size.width,
   3817                                 block_size.height, validation_error_map[VALIDATION_ERROR_0160019a]);
   3818             }
   3819 
   3820             // bufferOffset must be a multiple of block size (linear bytes)
   3821             size_t block_size_in_bytes = FormatSize(image_state->createInfo.format);
   3822             if (SafeModulo(pRegions[i].bufferOffset, block_size_in_bytes) != 0) {
   3823                 skip |= log_msg(
   3824                     report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3825                     HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_0160019c, "IMAGE",
   3826                     "%s(): pRegion[%d] bufferOffset (0x%" PRIxLEAST64
   3827                     ") must be a multiple of the compressed image's texel block size (" PRINTF_SIZE_T_SPECIFIER "). %s.",
   3828                     function, i, pRegions[i].bufferOffset, block_size_in_bytes, validation_error_map[VALIDATION_ERROR_0160019c]);
   3829             }
   3830 
   3831             // imageExtent width must be a multiple of block width, or extent+offset width must equal subresource width
   3832             VkExtent3D mip_extent = GetImageSubresourceExtent(image_state, &(pRegions[i].imageSubresource));
   3833             if ((SafeModulo(pRegions[i].imageExtent.width, block_size.width) != 0) &&
   3834                 (pRegions[i].imageExtent.width + pRegions[i].imageOffset.x != mip_extent.width)) {
   3835                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3836                                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_0160019e, "IMAGE",
   3837                                 "%s(): pRegion[%d] extent width (%d) must be a multiple of the compressed texture block width "
   3838                                 "(%d), or when added to offset.x (%d) must equal the image subresource width (%d). %s.",
   3839                                 function, i, pRegions[i].imageExtent.width, block_size.width, pRegions[i].imageOffset.x,
   3840                                 mip_extent.width, validation_error_map[VALIDATION_ERROR_0160019e]);
   3841             }
   3842 
   3843             // imageExtent height must be a multiple of block height, or extent+offset height must equal subresource height
   3844             if ((SafeModulo(pRegions[i].imageExtent.height, block_size.height) != 0) &&
   3845                 (pRegions[i].imageExtent.height + pRegions[i].imageOffset.y != mip_extent.height)) {
   3846                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3847                                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_016001a0, "IMAGE",
   3848                                 "%s(): pRegion[%d] extent height (%d) must be a multiple of the compressed texture block height "
   3849                                 "(%d), or when added to offset.y (%d) must equal the image subresource height (%d). %s.",
   3850                                 function, i, pRegions[i].imageExtent.height, block_size.height, pRegions[i].imageOffset.y,
   3851                                 mip_extent.height, validation_error_map[VALIDATION_ERROR_016001a0]);
   3852             }
   3853 
   3854             // imageExtent depth must be a multiple of block depth, or extent+offset depth must equal subresource depth
   3855             if ((SafeModulo(pRegions[i].imageExtent.depth, block_size.depth) != 0) &&
   3856                 (pRegions[i].imageExtent.depth + pRegions[i].imageOffset.z != mip_extent.depth)) {
   3857                 skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   3858                                 HandleToUint64(image_state->image), __LINE__, VALIDATION_ERROR_016001a2, "IMAGE",
   3859                                 "%s(): pRegion[%d] extent width (%d) must be a multiple of the compressed texture block depth "
   3860                                 "(%d), or when added to offset.z (%d) must equal the image subresource depth (%d). %s.",
   3861                                 function, i, pRegions[i].imageExtent.depth, block_size.depth, pRegions[i].imageOffset.z,
   3862                                 mip_extent.depth, validation_error_map[VALIDATION_ERROR_016001a2]);
   3863             }
   3864         }
   3865     }
   3866 
   3867     return skip;
   3868 }
   3869 
   3870 static bool ValidateImageBounds(const debug_report_data *report_data, const IMAGE_STATE *image_state, const uint32_t regionCount,
   3871                                 const VkBufferImageCopy *pRegions, const char *func_name, UNIQUE_VALIDATION_ERROR_CODE msg_code) {
   3872     bool skip = false;
   3873     const VkImageCreateInfo *image_info = &(image_state->createInfo);
   3874 
   3875     for (uint32_t i = 0; i < regionCount; i++) {
   3876         VkExtent3D extent = pRegions[i].imageExtent;
   3877         VkOffset3D offset = pRegions[i].imageOffset;
   3878 
   3879         if (IsExtentSizeZero(&extent))  // Warn on zero area subresource
   3880         {
   3881             skip |= log_msg(report_data, VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   3882                             (uint64_t)0, __LINE__, IMAGE_ZERO_AREA_SUBREGION, "IMAGE",
   3883                             "%s: pRegion[%d] imageExtent of {%1d, %1d, %1d} has zero area", func_name, i, extent.width,
   3884                             extent.height, extent.depth);
   3885         }
   3886 
   3887         VkExtent3D image_extent = GetImageSubresourceExtent(image_state, &(pRegions[i].imageSubresource));
   3888 
   3889         // If we're using a compressed format, valid extent is rounded up to multiple of block size (per 18.1)
   3890         if (FormatIsCompressed(image_info->format)) {
   3891             auto block_extent = FormatCompressedTexelBlockExtent(image_info->format);
   3892             if (image_extent.width % block_extent.width) {
   3893                 image_extent.width += (block_extent.width - (image_extent.width % block_extent.width));
   3894             }
   3895             if (image_extent.height % block_extent.height) {
   3896                 image_extent.height += (block_extent.height - (image_extent.height % block_extent.height));
   3897             }
   3898             if (image_extent.depth % block_extent.depth) {
   3899                 image_extent.depth += (block_extent.depth - (image_extent.depth % block_extent.depth));
   3900             }
   3901         }
   3902 
   3903         if (0 != ExceedsBounds(&offset, &extent, &image_extent)) {
   3904             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT, (uint64_t)0,
   3905                             __LINE__, msg_code, "IMAGE", "%s: pRegion[%d] exceeds image bounds. %s.", func_name, i,
   3906                             validation_error_map[msg_code]);
   3907         }
   3908     }
   3909 
   3910     return skip;
   3911 }
   3912 
   3913 static inline bool ValidateBufferBounds(const debug_report_data *report_data, IMAGE_STATE *image_state, BUFFER_STATE *buff_state,
   3914                                         uint32_t regionCount, const VkBufferImageCopy *pRegions, const char *func_name,
   3915                                         UNIQUE_VALIDATION_ERROR_CODE msg_code) {
   3916     bool skip = false;
   3917 
   3918     VkDeviceSize buffer_size = buff_state->createInfo.size;
   3919 
   3920     for (uint32_t i = 0; i < regionCount; i++) {
   3921         VkExtent3D copy_extent = pRegions[i].imageExtent;
   3922 
   3923         VkDeviceSize buffer_width = (0 == pRegions[i].bufferRowLength ? copy_extent.width : pRegions[i].bufferRowLength);
   3924         VkDeviceSize buffer_height = (0 == pRegions[i].bufferImageHeight ? copy_extent.height : pRegions[i].bufferImageHeight);
   3925         VkDeviceSize unit_size = FormatSize(image_state->createInfo.format);  // size (bytes) of texel or block
   3926 
   3927         // Handle special buffer packing rules for specific depth/stencil formats
   3928         if (pRegions[i].imageSubresource.aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) {
   3929             unit_size = FormatSize(VK_FORMAT_S8_UINT);
   3930         } else if (pRegions[i].imageSubresource.aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT) {
   3931             switch (image_state->createInfo.format) {
   3932                 case VK_FORMAT_D16_UNORM_S8_UINT:
   3933                     unit_size = FormatSize(VK_FORMAT_D16_UNORM);
   3934                     break;
   3935                 case VK_FORMAT_D32_SFLOAT_S8_UINT:
   3936                     unit_size = FormatSize(VK_FORMAT_D32_SFLOAT);
   3937                     break;
   3938                 case VK_FORMAT_X8_D24_UNORM_PACK32:  // Fall through
   3939                 case VK_FORMAT_D24_UNORM_S8_UINT:
   3940                     unit_size = 4;
   3941                     break;
   3942                 default:
   3943                     break;
   3944             }
   3945         }
   3946 
   3947         if (FormatIsCompressed(image_state->createInfo.format)) {
   3948             // Switch to texel block units, rounding up for any partially-used blocks
   3949             auto block_dim = FormatCompressedTexelBlockExtent(image_state->createInfo.format);
   3950             buffer_width = (buffer_width + block_dim.width - 1) / block_dim.width;
   3951             buffer_height = (buffer_height + block_dim.height - 1) / block_dim.height;
   3952 
   3953             copy_extent.width = (copy_extent.width + block_dim.width - 1) / block_dim.width;
   3954             copy_extent.height = (copy_extent.height + block_dim.height - 1) / block_dim.height;
   3955             copy_extent.depth = (copy_extent.depth + block_dim.depth - 1) / block_dim.depth;
   3956         }
   3957 
   3958         // Either depth or layerCount may be greater than 1 (not both). This is the number of 'slices' to copy
   3959         uint32_t z_copies = std::max(copy_extent.depth, pRegions[i].imageSubresource.layerCount);
   3960         if (IsExtentSizeZero(&copy_extent) || (0 == z_copies)) {
   3961             // TODO: Issue warning here? Already warned in ValidateImageBounds()...
   3962         } else {
   3963             // Calculate buffer offset of final copied byte, + 1.
   3964             VkDeviceSize max_buffer_offset = (z_copies - 1) * buffer_height * buffer_width;      // offset to slice
   3965             max_buffer_offset += ((copy_extent.height - 1) * buffer_width) + copy_extent.width;  // add row,col
   3966             max_buffer_offset *= unit_size;                                                      // convert to bytes
   3967             max_buffer_offset += pRegions[i].bufferOffset;                                       // add initial offset (bytes)
   3968 
   3969             if (buffer_size < max_buffer_offset) {
   3970                 skip |=
   3971                     log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT, (uint64_t)0,
   3972                             __LINE__, msg_code, "IMAGE", "%s: pRegion[%d] exceeds buffer size of %" PRIu64 " bytes. %s.", func_name,
   3973                             i, buffer_size, validation_error_map[msg_code]);
   3974             }
   3975         }
   3976     }
   3977 
   3978     return skip;
   3979 }
   3980 
   3981 bool PreCallValidateCmdCopyImageToBuffer(layer_data *device_data, VkImageLayout srcImageLayout, GLOBAL_CB_NODE *cb_node,
   3982                                          IMAGE_STATE *src_image_state, BUFFER_STATE *dst_buffer_state, uint32_t regionCount,
   3983                                          const VkBufferImageCopy *pRegions, const char *func_name) {
   3984     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   3985     bool skip = ValidateBufferImageCopyData(report_data, regionCount, pRegions, src_image_state, "vkCmdCopyImageToBuffer");
   3986 
   3987     // Validate command buffer state
   3988     skip |= ValidateCmd(device_data, cb_node, CMD_COPYIMAGETOBUFFER, "vkCmdCopyImageToBuffer()");
   3989 
   3990     // Command pool must support graphics, compute, or transfer operations
   3991     auto pPool = GetCommandPoolNode(device_data, cb_node->createInfo.commandPool);
   3992 
   3993     VkQueueFlags queue_flags = GetPhysDevProperties(device_data)->queue_family_properties[pPool->queueFamilyIndex].queueFlags;
   3994     if (0 == (queue_flags & (VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT | VK_QUEUE_TRANSFER_BIT))) {
   3995         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   3996                         HandleToUint64(cb_node->createInfo.commandPool), __LINE__, VALIDATION_ERROR_19202415, "DS",
   3997                         "Cannot call vkCmdCopyImageToBuffer() on a command buffer allocated from a pool without graphics, compute, "
   3998                         "or transfer capabilities. %s.",
   3999                         validation_error_map[VALIDATION_ERROR_19202415]);
   4000     }
   4001     skip |= ValidateImageBounds(report_data, src_image_state, regionCount, pRegions, "vkCmdCopyBufferToImage()",
   4002                                 VALIDATION_ERROR_1920016c);
   4003     skip |= ValidateBufferBounds(report_data, src_image_state, dst_buffer_state, regionCount, pRegions, "vkCmdCopyImageToBuffer()",
   4004                                  VALIDATION_ERROR_1920016e);
   4005 
   4006     skip |= ValidateImageSampleCount(device_data, src_image_state, VK_SAMPLE_COUNT_1_BIT, "vkCmdCopyImageToBuffer(): srcImage",
   4007                                      VALIDATION_ERROR_19200178);
   4008     skip |= ValidateMemoryIsBoundToImage(device_data, src_image_state, "vkCmdCopyImageToBuffer()", VALIDATION_ERROR_19200176);
   4009     skip |= ValidateMemoryIsBoundToBuffer(device_data, dst_buffer_state, "vkCmdCopyImageToBuffer()", VALIDATION_ERROR_19200180);
   4010 
   4011     // Validate that SRC image & DST buffer have correct usage flags set
   4012     skip |= ValidateImageUsageFlags(device_data, src_image_state, VK_IMAGE_USAGE_TRANSFER_SRC_BIT, true, VALIDATION_ERROR_19200174,
   4013                                     "vkCmdCopyImageToBuffer()", "VK_IMAGE_USAGE_TRANSFER_SRC_BIT");
   4014     skip |= ValidateBufferUsageFlags(device_data, dst_buffer_state, VK_BUFFER_USAGE_TRANSFER_DST_BIT, true,
   4015                                      VALIDATION_ERROR_1920017e, "vkCmdCopyImageToBuffer()", "VK_BUFFER_USAGE_TRANSFER_DST_BIT");
   4016     skip |= insideRenderPass(device_data, cb_node, "vkCmdCopyImageToBuffer()", VALIDATION_ERROR_19200017);
   4017     bool hit_error = false;
   4018     for (uint32_t i = 0; i < regionCount; ++i) {
   4019         skip |= VerifyImageLayout(device_data, cb_node, src_image_state, pRegions[i].imageSubresource, srcImageLayout,
   4020                                   VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, "vkCmdCopyImageToBuffer()", VALIDATION_ERROR_1920017c,
   4021                                   &hit_error);
   4022         skip |= ValidateCopyBufferImageTransferGranularityRequirements(device_data, cb_node, src_image_state, &pRegions[i], i,
   4023                                                                        "vkCmdCopyImageToBuffer()");
   4024     }
   4025     return skip;
   4026 }
   4027 
   4028 void PreCallRecordCmdCopyImageToBuffer(layer_data *device_data, GLOBAL_CB_NODE *cb_node, IMAGE_STATE *src_image_state,
   4029                                        BUFFER_STATE *dst_buffer_state, uint32_t region_count, const VkBufferImageCopy *regions,
   4030                                        VkImageLayout src_image_layout) {
   4031     // Make sure that all image slices are updated to correct layout
   4032     for (uint32_t i = 0; i < region_count; ++i) {
   4033         SetImageLayout(device_data, cb_node, src_image_state, regions[i].imageSubresource, src_image_layout);
   4034     }
   4035     // Update bindings between buffer/image and cmd buffer
   4036     AddCommandBufferBindingImage(device_data, cb_node, src_image_state);
   4037     AddCommandBufferBindingBuffer(device_data, cb_node, dst_buffer_state);
   4038 
   4039     std::function<bool()> function = [=]() {
   4040         return ValidateImageMemoryIsValid(device_data, src_image_state, "vkCmdCopyImageToBuffer()");
   4041     };
   4042     cb_node->queue_submit_functions.push_back(function);
   4043     function = [=]() {
   4044         SetBufferMemoryValid(device_data, dst_buffer_state, true);
   4045         return false;
   4046     };
   4047     cb_node->queue_submit_functions.push_back(function);
   4048 }
   4049 
   4050 bool PreCallValidateCmdCopyBufferToImage(layer_data *device_data, VkImageLayout dstImageLayout, GLOBAL_CB_NODE *cb_node,
   4051                                          BUFFER_STATE *src_buffer_state, IMAGE_STATE *dst_image_state, uint32_t regionCount,
   4052                                          const VkBufferImageCopy *pRegions, const char *func_name) {
   4053     const debug_report_data *report_data = core_validation::GetReportData(device_data);
   4054     bool skip = ValidateBufferImageCopyData(report_data, regionCount, pRegions, dst_image_state, "vkCmdCopyBufferToImage");
   4055 
   4056     // Validate command buffer state
   4057     skip |= ValidateCmd(device_data, cb_node, CMD_COPYBUFFERTOIMAGE, "vkCmdCopyBufferToImage()");
   4058 
   4059     // Command pool must support graphics, compute, or transfer operations
   4060     auto pPool = GetCommandPoolNode(device_data, cb_node->createInfo.commandPool);
   4061     VkQueueFlags queue_flags = GetPhysDevProperties(device_data)->queue_family_properties[pPool->queueFamilyIndex].queueFlags;
   4062     if (0 == (queue_flags & (VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT | VK_QUEUE_TRANSFER_BIT))) {
   4063         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_COMMAND_BUFFER_EXT,
   4064                         HandleToUint64(cb_node->createInfo.commandPool), __LINE__, VALIDATION_ERROR_18e02415, "DS",
   4065                         "Cannot call vkCmdCopyBufferToImage() on a command buffer allocated from a pool without graphics, compute, "
   4066                         "or transfer capabilities. %s.",
   4067                         validation_error_map[VALIDATION_ERROR_18e02415]);
   4068     }
   4069     skip |= ValidateImageBounds(report_data, dst_image_state, regionCount, pRegions, "vkCmdCopyBufferToImage()",
   4070                                 VALIDATION_ERROR_18e00158);
   4071     skip |= ValidateBufferBounds(report_data, dst_image_state, src_buffer_state, regionCount, pRegions, "vkCmdCopyBufferToImage()",
   4072                                  VALIDATION_ERROR_18e00156);
   4073     skip |= ValidateImageSampleCount(device_data, dst_image_state, VK_SAMPLE_COUNT_1_BIT, "vkCmdCopyBufferToImage(): dstImage",
   4074                                      VALIDATION_ERROR_18e00166);
   4075     skip |= ValidateMemoryIsBoundToBuffer(device_data, src_buffer_state, "vkCmdCopyBufferToImage()", VALIDATION_ERROR_18e00160);
   4076     skip |= ValidateMemoryIsBoundToImage(device_data, dst_image_state, "vkCmdCopyBufferToImage()", VALIDATION_ERROR_18e00164);
   4077     skip |= ValidateBufferUsageFlags(device_data, src_buffer_state, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, true,
   4078                                      VALIDATION_ERROR_18e0015c, "vkCmdCopyBufferToImage()", "VK_BUFFER_USAGE_TRANSFER_SRC_BIT");
   4079     skip |= ValidateImageUsageFlags(device_data, dst_image_state, VK_IMAGE_USAGE_TRANSFER_DST_BIT, true, VALIDATION_ERROR_18e00162,
   4080                                     "vkCmdCopyBufferToImage()", "VK_IMAGE_USAGE_TRANSFER_DST_BIT");
   4081     skip |= insideRenderPass(device_data, cb_node, "vkCmdCopyBufferToImage()", VALIDATION_ERROR_18e00017);
   4082     bool hit_error = false;
   4083     for (uint32_t i = 0; i < regionCount; ++i) {
   4084         skip |= VerifyImageLayout(device_data, cb_node, dst_image_state, pRegions[i].imageSubresource, dstImageLayout,
   4085                                   VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, "vkCmdCopyBufferToImage()", VALIDATION_ERROR_18e0016a,
   4086                                   &hit_error);
   4087         skip |= ValidateCopyBufferImageTransferGranularityRequirements(device_data, cb_node, dst_image_state, &pRegions[i], i,
   4088                                                                        "vkCmdCopyBufferToImage()");
   4089     }
   4090     return skip;
   4091 }
   4092 
   4093 void PreCallRecordCmdCopyBufferToImage(layer_data *device_data, GLOBAL_CB_NODE *cb_node, BUFFER_STATE *src_buffer_state,
   4094                                        IMAGE_STATE *dst_image_state, uint32_t region_count, const VkBufferImageCopy *regions,
   4095                                        VkImageLayout dst_image_layout) {
   4096     // Make sure that all image slices are updated to correct layout
   4097     for (uint32_t i = 0; i < region_count; ++i) {
   4098         SetImageLayout(device_data, cb_node, dst_image_state, regions[i].imageSubresource, dst_image_layout);
   4099     }
   4100     AddCommandBufferBindingBuffer(device_data, cb_node, src_buffer_state);
   4101     AddCommandBufferBindingImage(device_data, cb_node, dst_image_state);
   4102     std::function<bool()> function = [=]() {
   4103         SetImageMemoryValid(device_data, dst_image_state, true);
   4104         return false;
   4105     };
   4106     cb_node->queue_submit_functions.push_back(function);
   4107     function = [=]() { return ValidateBufferMemoryIsValid(device_data, src_buffer_state, "vkCmdCopyBufferToImage()"); };
   4108     cb_node->queue_submit_functions.push_back(function);
   4109 }
   4110 
   4111 bool PreCallValidateGetImageSubresourceLayout(layer_data *device_data, VkImage image, const VkImageSubresource *pSubresource) {
   4112     const auto report_data = core_validation::GetReportData(device_data);
   4113     bool skip = false;
   4114     const VkImageAspectFlags sub_aspect = pSubresource->aspectMask;
   4115 
   4116     // The aspectMask member of pSubresource must only have a single bit set
   4117     const int num_bits = sizeof(sub_aspect) * CHAR_BIT;
   4118     std::bitset<num_bits> aspect_mask_bits(sub_aspect);
   4119     if (aspect_mask_bits.count() != 1) {
   4120         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(image),
   4121                         __LINE__, VALIDATION_ERROR_2a6007ca, "IMAGE",
   4122                         "vkGetImageSubresourceLayout(): VkImageSubresource.aspectMask must have exactly 1 bit set. %s",
   4123                         validation_error_map[VALIDATION_ERROR_2a6007ca]);
   4124     }
   4125 
   4126     IMAGE_STATE *image_entry = GetImageState(device_data, image);
   4127     if (!image_entry) {
   4128         return skip;
   4129     }
   4130 
   4131     // image must have been created with tiling equal to VK_IMAGE_TILING_LINEAR
   4132     if (image_entry->createInfo.tiling != VK_IMAGE_TILING_LINEAR) {
   4133         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(image),
   4134                         __LINE__, VALIDATION_ERROR_2a6007c8, "IMAGE",
   4135                         "vkGetImageSubresourceLayout(): Image must have tiling of VK_IMAGE_TILING_LINEAR. %s",
   4136                         validation_error_map[VALIDATION_ERROR_2a6007c8]);
   4137     }
   4138 
   4139     // mipLevel must be less than the mipLevels specified in VkImageCreateInfo when the image was created
   4140     if (pSubresource->mipLevel >= image_entry->createInfo.mipLevels) {
   4141         skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(image),
   4142                         __LINE__, VALIDATION_ERROR_0a4007cc, "IMAGE",
   4143                         "vkGetImageSubresourceLayout(): pSubresource.mipLevel (%d) must be less than %d. %s",
   4144                         pSubresource->mipLevel, image_entry->createInfo.mipLevels, validation_error_map[VALIDATION_ERROR_0a4007cc]);
   4145     }
   4146 
   4147     // arrayLayer must be less than the arrayLayers specified in VkImageCreateInfo when the image was created
   4148     if (pSubresource->arrayLayer >= image_entry->createInfo.arrayLayers) {
   4149         skip |=
   4150             log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(image),
   4151                     __LINE__, VALIDATION_ERROR_0a4007ce, "IMAGE",
   4152                     "vkGetImageSubresourceLayout(): pSubresource.arrayLayer (%d) must be less than %d. %s",
   4153                     pSubresource->arrayLayer, image_entry->createInfo.arrayLayers, validation_error_map[VALIDATION_ERROR_0a4007ce]);
   4154     }
   4155 
   4156     // subresource's aspect must be compatible with image's format.
   4157     const VkFormat img_format = image_entry->createInfo.format;
   4158     if (FormatIsMultiplane(img_format)) {
   4159         VkImageAspectFlags allowed_flags = (VK_IMAGE_ASPECT_PLANE_0_BIT_KHR | VK_IMAGE_ASPECT_PLANE_1_BIT_KHR);
   4160         UNIQUE_VALIDATION_ERROR_CODE vuid = VALIDATION_ERROR_2a600c5a;  // 2-plane version
   4161         if (FormatPlaneCount(img_format) > 2u) {
   4162             allowed_flags |= VK_IMAGE_ASPECT_PLANE_2_BIT_KHR;
   4163             vuid = VALIDATION_ERROR_2a600c5c;  // 3-plane version
   4164         }
   4165         if (sub_aspect != (sub_aspect & allowed_flags)) {
   4166             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   4167                             HandleToUint64(image), __LINE__, vuid, "IMAGE",
   4168                             "vkGetImageSubresourceLayout(): For multi-planar images, VkImageSubresource.aspectMask (0x%" PRIx32
   4169                             ") must be a single-plane specifier flag. %s",
   4170                             sub_aspect, validation_error_map[vuid]);
   4171         }
   4172     } else if (FormatIsColor(img_format)) {
   4173         if (sub_aspect != VK_IMAGE_ASPECT_COLOR_BIT) {
   4174             skip |= log_msg(
   4175                 report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT, HandleToUint64(image), __LINE__,
   4176                 VALIDATION_ERROR_0a400c01, "IMAGE",
   4177                 "vkGetImageSubresourceLayout(): For color formats, VkImageSubresource.aspectMask must be VK_IMAGE_ASPECT_COLOR. %s",
   4178                 validation_error_map[VALIDATION_ERROR_0a400c01]);
   4179         }
   4180     } else if (FormatIsDepthOrStencil(img_format)) {
   4181         if ((sub_aspect != VK_IMAGE_ASPECT_DEPTH_BIT) && (sub_aspect != VK_IMAGE_ASPECT_STENCIL_BIT)) {
   4182             skip |= log_msg(report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_IMAGE_EXT,
   4183                             HandleToUint64(image), __LINE__, VALIDATION_ERROR_0a400c01, "IMAGE",
   4184                             "vkGetImageSubresourceLayout(): For depth/stencil formats, VkImageSubresource.aspectMask must be "
   4185                             "either VK_IMAGE_ASPECT_DEPTH_BIT or VK_IMAGE_ASPECT_STENCIL_BIT. %s",
   4186                             validation_error_map[VALIDATION_ERROR_0a400c01]);
   4187         }
   4188     }
   4189     return skip;
   4190 }
   4191