Home | History | Annotate | Download | only in api
      1 /*-------------------------------------------------------------------------
      2  * Vulkan Conformance Tests
      3  * ------------------------
      4  *
      5  * Copyright (c) 2015 Google Inc.
      6  *
      7  * Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *      http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  *
     19  *//*!
     20  * \file
     21  * \brief Api Feature Query tests
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "vktApiFeatureInfo.hpp"
     25 
     26 #include "vktTestCaseUtil.hpp"
     27 #include "vktTestGroupUtil.hpp"
     28 
     29 #include "vkPlatform.hpp"
     30 #include "vkStrUtil.hpp"
     31 #include "vkRef.hpp"
     32 #include "vkDeviceUtil.hpp"
     33 #include "vkQueryUtil.hpp"
     34 #include "vkImageUtil.hpp"
     35 #include "vkApiVersion.hpp"
     36 
     37 #include "tcuTestLog.hpp"
     38 #include "tcuFormatUtil.hpp"
     39 #include "tcuTextureUtil.hpp"
     40 #include "tcuResultCollector.hpp"
     41 
     42 #include "deUniquePtr.hpp"
     43 #include "deString.h"
     44 #include "deStringUtil.hpp"
     45 #include "deSTLUtil.hpp"
     46 #include "deMemory.h"
     47 #include "deMath.h"
     48 
     49 #include <vector>
     50 #include <set>
     51 #include <string>
     52 
     53 namespace vkt
     54 {
     55 namespace api
     56 {
     57 namespace
     58 {
     59 
     60 using namespace vk;
     61 using std::vector;
     62 using std::set;
     63 using std::string;
     64 using tcu::TestLog;
     65 using tcu::ScopedLogSection;
     66 
     67 enum
     68 {
     69 	GUARD_SIZE								= 0x20,			//!< Number of bytes to check
     70 	GUARD_VALUE								= 0xcd,			//!< Data pattern
     71 };
     72 
     73 static const VkDeviceSize MINIMUM_REQUIRED_IMAGE_RESOURCE_SIZE =	(1LLU<<31);	//!< Minimum value for VkImageFormatProperties::maxResourceSize (2GiB)
     74 
     75 enum LimitFormat
     76 {
     77 	LIMIT_FORMAT_SIGNED_INT,
     78 	LIMIT_FORMAT_UNSIGNED_INT,
     79 	LIMIT_FORMAT_FLOAT,
     80 	LIMIT_FORMAT_DEVICE_SIZE,
     81 	LIMIT_FORMAT_BITMASK,
     82 
     83 	LIMIT_FORMAT_LAST
     84 };
     85 
     86 enum LimitType
     87 {
     88 	LIMIT_TYPE_MIN,
     89 	LIMIT_TYPE_MAX,
     90 	LIMIT_TYPE_NONE,
     91 
     92 	LIMIT_TYPE_LAST
     93 };
     94 
     95 #define LIMIT(_X_)		DE_OFFSET_OF(VkPhysicalDeviceLimits, _X_),(char*)(#_X_)
     96 #define FEATURE(_X_)	DE_OFFSET_OF(VkPhysicalDeviceFeatures, _X_)
     97 
     98 bool validateFeatureLimits(VkPhysicalDeviceProperties* properties, VkPhysicalDeviceFeatures* features, TestLog& log)
     99 {
    100 	bool					limitsOk	= true;
    101 	VkPhysicalDeviceLimits* limits		= &properties->limits;
    102 	struct FeatureLimitTable
    103 	{
    104 		deUint32		offset;
    105 		char*			name;
    106 		deUint32		uintVal;			//!< Format is UNSIGNED_INT
    107 		deInt32			intVal;				//!< Format is SIGNED_INT
    108 		deUint64		deviceSizeVal;		//!< Format is DEVICE_SIZE
    109 		float			floatVal;			//!< Format is FLOAT
    110 		LimitFormat		format;
    111 		LimitType		type;
    112 		deInt32			unsuppTableNdx;
    113 	} featureLimitTable[] =   //!< From gitlab.khronos.org/vulkan/vulkan.git:doc/specs/vulkan/chapters/features.txt@63b23f3bb3ecd211cd6e448e2001ce1088dacd35
    114 	{
    115 		{ LIMIT(maxImageDimension1D),								4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    116 		{ LIMIT(maxImageDimension2D),								4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    117 		{ LIMIT(maxImageDimension3D),								256, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    118 		{ LIMIT(maxImageDimensionCube),								4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    119 		{ LIMIT(maxImageArrayLayers),								256, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN   , -1 },
    120 		{ LIMIT(maxTexelBufferElements),							65536, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    121 		{ LIMIT(maxUniformBufferRange),								16384, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    122 		{ LIMIT(maxStorageBufferRange),								0, 0, 0, 0, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_NONE, -1 },
    123 		{ LIMIT(maxPushConstantsSize),								128, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    124 		{ LIMIT(maxMemoryAllocationCount),							4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    125 		{ LIMIT(maxSamplerAllocationCount),							0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_NONE , -1 },
    126 		{ LIMIT(bufferImageGranularity),							0, 0, 131072, 0.0f, LIMIT_FORMAT_DEVICE_SIZE, LIMIT_TYPE_MAX, -1 },
    127 		{ LIMIT(sparseAddressSpaceSize),							0, 0, 2UL*1024*1024*1024, 0.0f, LIMIT_FORMAT_DEVICE_SIZE, LIMIT_TYPE_MIN, -1 },
    128 		{ LIMIT(maxBoundDescriptorSets),							4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    129 		{ LIMIT(maxPerStageDescriptorSamplers),						16, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    130 		{ LIMIT(maxPerStageDescriptorUniformBuffers),				12, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    131 		{ LIMIT(maxPerStageDescriptorStorageBuffers),				4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    132 		{ LIMIT(maxPerStageDescriptorSampledImages),				16, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    133 		{ LIMIT(maxPerStageDescriptorStorageImages),				4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    134 		{ LIMIT(maxPerStageDescriptorInputAttachments),				4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    135 		{ LIMIT(maxPerStageResources),								0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_NONE , -1 },
    136 		{ LIMIT(maxDescriptorSetSamplers),							96, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    137 		{ LIMIT(maxDescriptorSetUniformBuffers),					72, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    138 		{ LIMIT(maxDescriptorSetUniformBuffersDynamic),				8, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    139 		{ LIMIT(maxDescriptorSetStorageBuffers),					24, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    140 		{ LIMIT(maxDescriptorSetStorageBuffersDynamic),				4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    141 		{ LIMIT(maxDescriptorSetSampledImages),						96, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    142 		{ LIMIT(maxDescriptorSetStorageImages),						24, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    143 		{ LIMIT(maxDescriptorSetInputAttachments),					0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_NONE  , -1 },
    144 		{ LIMIT(maxVertexInputAttributes),							16, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    145 		{ LIMIT(maxVertexInputBindings),							16, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    146 		{ LIMIT(maxVertexInputAttributeOffset),						2047, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    147 		{ LIMIT(maxVertexInputBindingStride),						2048, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    148 		{ LIMIT(maxVertexOutputComponents),							64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    149 		{ LIMIT(maxTessellationGenerationLevel),					64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    150 		{ LIMIT(maxTessellationPatchSize),							32, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    151 		{ LIMIT(maxTessellationControlPerVertexInputComponents),	64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    152 		{ LIMIT(maxTessellationControlPerVertexOutputComponents),	64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    153 		{ LIMIT(maxTessellationControlPerPatchOutputComponents),	120, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    154 		{ LIMIT(maxTessellationControlTotalOutputComponents),		2048, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    155 		{ LIMIT(maxTessellationEvaluationInputComponents),			64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    156 		{ LIMIT(maxTessellationEvaluationOutputComponents),			64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    157 		{ LIMIT(maxGeometryShaderInvocations),						32, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    158 		{ LIMIT(maxGeometryInputComponents),						64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    159 		{ LIMIT(maxGeometryOutputComponents),						64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    160 		{ LIMIT(maxGeometryOutputVertices),							256, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    161 		{ LIMIT(maxGeometryTotalOutputComponents),					1024, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    162 		{ LIMIT(maxFragmentInputComponents),						64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    163 		{ LIMIT(maxFragmentOutputAttachments),						4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    164 		{ LIMIT(maxFragmentDualSrcAttachments),						1, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    165 		{ LIMIT(maxFragmentCombinedOutputResources),				4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN  , -1 },
    166 		{ LIMIT(maxComputeSharedMemorySize),						16384, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN   , -1 },
    167 		{ LIMIT(maxComputeWorkGroupCount[0]),						65535, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN   , -1 },
    168 		{ LIMIT(maxComputeWorkGroupCount[1]),						65535, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN   , -1 },
    169 		{ LIMIT(maxComputeWorkGroupCount[2]),						65535,  0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN   , -1 },
    170 		{ LIMIT(maxComputeWorkGroupInvocations),					128, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    171 		{ LIMIT(maxComputeWorkGroupSize[0]),						128, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    172 		{ LIMIT(maxComputeWorkGroupSize[1]),						128, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    173 		{ LIMIT(maxComputeWorkGroupSize[2]),						64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    174 		{ LIMIT(subPixelPrecisionBits),								4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    175 		{ LIMIT(subTexelPrecisionBits),								4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    176 		{ LIMIT(mipmapPrecisionBits),								4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    177 		{ LIMIT(maxDrawIndexedIndexValue),							(deUint32)~0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    178 		{ LIMIT(maxDrawIndirectCount),								65535, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN    , -1 },
    179 		{ LIMIT(maxSamplerLodBias),									0, 0, 0, 2.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    180 		{ LIMIT(maxSamplerAnisotropy),								0, 0, 0, 16.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    181 		{ LIMIT(maxViewports),										16, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    182 		{ LIMIT(maxViewportDimensions[0]),							4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    183 		{ LIMIT(maxViewportDimensions[1]),							4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN , -1 },
    184 		{ LIMIT(viewportBoundsRange[0]),							0, 0, 0, -8192.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    185 		{ LIMIT(viewportBoundsRange[1]),							0, 0, 0, 8191.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    186 		{ LIMIT(viewportSubPixelBits),								0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    187 		{ LIMIT(minMemoryMapAlignment),								64, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    188 		{ LIMIT(minTexelBufferOffsetAlignment),						256, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MAX, -1 },
    189 		{ LIMIT(minUniformBufferOffsetAlignment),					256, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MAX, -1 },
    190 		{ LIMIT(minStorageBufferOffsetAlignment),					256, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MAX, -1 },
    191 		{ LIMIT(minTexelOffset),									0, -8, 0, 0.0f, LIMIT_FORMAT_SIGNED_INT, LIMIT_TYPE_MAX, -1 },
    192 		{ LIMIT(maxTexelOffset),									7, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    193 		{ LIMIT(minTexelGatherOffset),								0, -8, 0, 0.0f, LIMIT_FORMAT_SIGNED_INT, LIMIT_TYPE_MAX, -1 },
    194 		{ LIMIT(maxTexelGatherOffset),								7, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    195 		{ LIMIT(minInterpolationOffset),							0, 0, 0, -0.5f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    196 		{ LIMIT(maxInterpolationOffset),							0, 0, 0, 0.5f - (1.0f/deFloatPow(2.0f, (float)limits->subPixelInterpolationOffsetBits)), LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    197 		{ LIMIT(subPixelInterpolationOffsetBits),					4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    198 		{ LIMIT(maxFramebufferWidth),								4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    199 		{ LIMIT(maxFramebufferHeight),								4096, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    200 		{ LIMIT(maxFramebufferLayers),								0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    201 		{ LIMIT(framebufferColorSampleCounts),						VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    202 		{ LIMIT(framebufferDepthSampleCounts),						VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    203 		{ LIMIT(framebufferStencilSampleCounts),					VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    204 		{ LIMIT(framebufferNoAttachmentsSampleCounts),				VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    205 		{ LIMIT(maxColorAttachments),								4, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    206 		{ LIMIT(sampledImageColorSampleCounts),						VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    207 		{ LIMIT(sampledImageIntegerSampleCounts),					VK_SAMPLE_COUNT_1_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    208 		{ LIMIT(sampledImageDepthSampleCounts),						VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    209 		{ LIMIT(sampledImageStencilSampleCounts),					VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    210 		{ LIMIT(storageImageSampleCounts),							VK_SAMPLE_COUNT_1_BIT|VK_SAMPLE_COUNT_4_BIT, 0, 0, 0.0f, LIMIT_FORMAT_BITMASK, LIMIT_TYPE_MIN, -1 },
    211 		{ LIMIT(maxSampleMaskWords),								1, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    212 		{ LIMIT(timestampComputeAndGraphics),						0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_NONE, -1 },
    213 		{ LIMIT(timestampPeriod),									0, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_NONE, -1 },
    214 		{ LIMIT(maxClipDistances),									8, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    215 		{ LIMIT(maxCullDistances),									8, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    216 		{ LIMIT(maxCombinedClipAndCullDistances),					8, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_MIN, -1 },
    217 		{ LIMIT(discreteQueuePriorities),							8, 0, 0, 0.0f, LIMIT_FORMAT_UNSIGNED_INT, LIMIT_TYPE_NONE, -1 },
    218 		{ LIMIT(pointSizeRange[0]),									0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    219 		{ LIMIT(pointSizeRange[1]),									0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    220 		{ LIMIT(pointSizeRange[0]),									0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    221 		{ LIMIT(pointSizeRange[1]),									0, 0, 0, 64.0f - limits->pointSizeGranularity , LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    222 		{ LIMIT(lineWidthRange[0]),									0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    223 		{ LIMIT(lineWidthRange[1]),									0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    224 		{ LIMIT(lineWidthRange[0]),									0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    225 		{ LIMIT(lineWidthRange[1]),									0, 0, 0, 8.0f - limits->lineWidthGranularity, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MIN, -1 },
    226 		{ LIMIT(pointSizeGranularity),								0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    227 		{ LIMIT(lineWidthGranularity),								0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_MAX, -1 },
    228 		{ LIMIT(strictLines),										0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_NONE, -1 },
    229 		{ LIMIT(standardSampleLocations),							0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_NONE, -1 },
    230 		{ LIMIT(optimalBufferCopyOffsetAlignment),					0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_NONE, -1 },
    231 		{ LIMIT(optimalBufferCopyRowPitchAlignment),				0, 0, 0, 1.0f, LIMIT_FORMAT_FLOAT, LIMIT_TYPE_NONE, -1 },
    232 		{ LIMIT(nonCoherentAtomSize),								0, 0, 128, 0.0f, LIMIT_FORMAT_DEVICE_SIZE, LIMIT_TYPE_MAX, -1 },
    233 	};
    234 
    235 	struct UnsupportedFeatureLimitTable
    236 	{
    237 		deUint32		limitOffset;
    238 		char*			name;
    239 		deUint32		featureOffset;
    240 		deUint32		uintVal;			//!< Format is UNSIGNED_INT
    241 		deInt32			intVal;				//!< Format is SIGNED_INT
    242 		deUint64		deviceSizeVal;		//!< Format is DEVICE_SIZE
    243 		float			floatVal;			//!< Format is FLOAT
    244 	} unsupportedFeatureTable[] =
    245 	{
    246 		{ LIMIT(sparseAddressSpaceSize),							FEATURE(sparseBinding),					0, 0, 0, 0.0f },
    247 		{ LIMIT(maxTessellationGenerationLevel),					FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    248 		{ LIMIT(maxTessellationPatchSize),							FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    249 		{ LIMIT(maxTessellationControlPerVertexInputComponents),	FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    250 		{ LIMIT(maxTessellationControlPerVertexOutputComponents),	FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    251 		{ LIMIT(maxTessellationControlPerPatchOutputComponents),	FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    252 		{ LIMIT(maxTessellationControlTotalOutputComponents),		FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    253 		{ LIMIT(maxTessellationEvaluationInputComponents),			FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    254 		{ LIMIT(maxTessellationEvaluationOutputComponents),			FEATURE(tessellationShader),			0, 0, 0, 0.0f },
    255 		{ LIMIT(maxGeometryShaderInvocations),						FEATURE(geometryShader),				0, 0, 0, 0.0f },
    256 		{ LIMIT(maxGeometryInputComponents),						FEATURE(geometryShader),				0, 0, 0, 0.0f },
    257 		{ LIMIT(maxGeometryOutputComponents),						FEATURE(geometryShader),				0, 0, 0, 0.0f },
    258 		{ LIMIT(maxGeometryOutputVertices),							FEATURE(geometryShader),				0, 0, 0, 0.0f },
    259 		{ LIMIT(maxGeometryTotalOutputComponents),					FEATURE(geometryShader),				0, 0, 0, 0.0f },
    260 		{ LIMIT(maxFragmentDualSrcAttachments),						FEATURE(dualSrcBlend),					0, 0, 0, 0.0f },
    261 		{ LIMIT(maxDrawIndexedIndexValue),							FEATURE(fullDrawIndexUint32),			(1<<24)-1, 0, 0, 0.0f },
    262 		{ LIMIT(maxDrawIndirectCount),								FEATURE(multiDrawIndirect),				1, 0, 0, 0.0f },
    263 		{ LIMIT(maxSamplerAnisotropy),								FEATURE(samplerAnisotropy),				1, 0, 0, 0.0f },
    264 		{ LIMIT(maxViewports),										FEATURE(multiViewport),					1, 0, 0, 0.0f },
    265 		{ LIMIT(minTexelGatherOffset),								FEATURE(shaderImageGatherExtended),		0, 0, 0, 0.0f },
    266 		{ LIMIT(maxTexelGatherOffset),								FEATURE(shaderImageGatherExtended),		0, 0, 0, 0.0f },
    267 		{ LIMIT(minInterpolationOffset),							FEATURE(sampleRateShading),				0, 0, 0, 0.0f },
    268 		{ LIMIT(maxInterpolationOffset),							FEATURE(sampleRateShading),				0, 0, 0, 0.0f },
    269 		{ LIMIT(subPixelInterpolationOffsetBits),					FEATURE(sampleRateShading),				0, 0, 0, 0.0f },
    270 		{ LIMIT(storageImageSampleCounts),							FEATURE(shaderStorageImageMultisample),	VK_SAMPLE_COUNT_1_BIT, 0, 0, 0.0f },
    271 		{ LIMIT(maxClipDistances),									FEATURE(shaderClipDistance),			0, 0, 0, 0.0f },
    272 		{ LIMIT(maxCullDistances),									FEATURE(shaderClipDistance),			0, 0, 0, 0.0f },
    273 		{ LIMIT(maxCombinedClipAndCullDistances),					FEATURE(shaderClipDistance),			0, 0, 0, 0.0f },
    274 		{ LIMIT(pointSizeRange[0]),									FEATURE(largePoints),					0, 0, 0, 1.0f },
    275 		{ LIMIT(pointSizeRange[1]),									FEATURE(largePoints),					0, 0, 0, 1.0f },
    276 		{ LIMIT(lineWidthRange[0]),									FEATURE(wideLines),						0, 0, 0, 1.0f },
    277 		{ LIMIT(lineWidthRange[1]),									FEATURE(wideLines),						0, 0, 0, 1.0f },
    278 		{ LIMIT(pointSizeGranularity),								FEATURE(largePoints),					0, 0, 0, 0.0f },
    279 		{ LIMIT(lineWidthGranularity),								FEATURE(wideLines),						0, 0, 0, 0.0f }
    280 	};
    281 
    282 	log << TestLog::Message << *limits << TestLog::EndMessage;
    283 
    284 	//!< First build a map from limit to unsupported table index
    285 	for (deUint32 ndx = 0; ndx < DE_LENGTH_OF_ARRAY(featureLimitTable); ndx++)
    286 	{
    287 		for (deUint32 unsuppNdx = 0; unsuppNdx < DE_LENGTH_OF_ARRAY(unsupportedFeatureTable); unsuppNdx++)
    288 		{
    289 			if (unsupportedFeatureTable[unsuppNdx].limitOffset == featureLimitTable[ndx].offset)
    290 			{
    291 				featureLimitTable[ndx].unsuppTableNdx = unsuppNdx;
    292 				break;
    293 			}
    294 		}
    295 	}
    296 
    297 	for (deUint32 ndx = 0; ndx < DE_LENGTH_OF_ARRAY(featureLimitTable); ndx++)
    298 	{
    299 		switch (featureLimitTable[ndx].format)
    300 		{
    301 			case LIMIT_FORMAT_UNSIGNED_INT:
    302 			{
    303 				deUint32 limitToCheck = featureLimitTable[ndx].uintVal;
    304 				if (featureLimitTable[ndx].unsuppTableNdx != -1)
    305 				{
    306 					if (*((VkBool32*)((deUint8*)features+unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].featureOffset)) == VK_FALSE)
    307 						limitToCheck = unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].uintVal;
    308 				}
    309 
    310 				if (featureLimitTable[ndx].type == LIMIT_TYPE_MIN)
    311 				{
    312 
    313 					if (*((deUint32*)((deUint8*)limits+featureLimitTable[ndx].offset)) < limitToCheck)
    314 					{
    315 						log << TestLog::Message << "limit Validation failed " << featureLimitTable[ndx].name
    316 							<< " not valid-limit type MIN - actual is "
    317 							<< *((deUint32*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    318 						limitsOk = false;
    319 					}
    320 				}
    321 				else if (featureLimitTable[ndx].type == LIMIT_TYPE_MAX)
    322 				{
    323 					if (*((deUint32*)((deUint8*)limits+featureLimitTable[ndx].offset)) > limitToCheck)
    324 					{
    325 						log << TestLog::Message << "limit validation failed,  " << featureLimitTable[ndx].name
    326 							<< " not valid-limit type MAX - actual is "
    327 							<< *((deUint32*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    328 						limitsOk = false;
    329 					}
    330 				}
    331 				break;
    332 			}
    333 
    334 			case LIMIT_FORMAT_FLOAT:
    335 			{
    336 				float limitToCheck = featureLimitTable[ndx].floatVal;
    337 				if (featureLimitTable[ndx].unsuppTableNdx != -1)
    338 				{
    339 					if (*((VkBool32*)((deUint8*)features+unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].featureOffset)) == VK_FALSE)
    340 						limitToCheck = unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].floatVal;
    341 				}
    342 
    343 				if (featureLimitTable[ndx].type == LIMIT_TYPE_MIN)
    344 				{
    345 					if (*((float*)((deUint8*)limits+featureLimitTable[ndx].offset)) < limitToCheck)
    346 					{
    347 						log << TestLog::Message << "limit validation failed, " << featureLimitTable[ndx].name
    348 							<< " not valid-limit type MIN - actual is "
    349 							<< *((float*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    350 						limitsOk = false;
    351 					}
    352 				}
    353 				else if (featureLimitTable[ndx].type == LIMIT_TYPE_MAX)
    354 				{
    355 					if (*((float*)((deUint8*)limits+featureLimitTable[ndx].offset)) > limitToCheck)
    356 					{
    357 						log << TestLog::Message << "limit validation failed, " << featureLimitTable[ndx].name
    358 							<< " not valid-limit type MAX actual is "
    359 							<< *((float*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    360 						limitsOk = false;
    361 					}
    362 				}
    363 				break;
    364 			}
    365 
    366 			case LIMIT_FORMAT_SIGNED_INT:
    367 			{
    368 				deInt32 limitToCheck = featureLimitTable[ndx].intVal;
    369 				if (featureLimitTable[ndx].unsuppTableNdx != -1)
    370 				{
    371 					if (*((VkBool32*)((deUint8*)features+unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].featureOffset)) == VK_FALSE)
    372 						limitToCheck = unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].intVal;
    373 				}
    374 				if (featureLimitTable[ndx].type == LIMIT_TYPE_MIN)
    375 				{
    376 					if (*((deInt32*)((deUint8*)limits+featureLimitTable[ndx].offset)) < limitToCheck)
    377 					{
    378 						log << TestLog::Message <<  "limit validation failed, " << featureLimitTable[ndx].name
    379 							<< " not valid-limit type MIN actual is "
    380 							<< *((deInt32*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    381 						limitsOk = false;
    382 					}
    383 				}
    384 				else if (featureLimitTable[ndx].type == LIMIT_TYPE_MAX)
    385 				{
    386 					if (*((deInt32*)((deUint8*)limits+featureLimitTable[ndx].offset)) > limitToCheck)
    387 					{
    388 						log << TestLog::Message << "limit validation failed, " << featureLimitTable[ndx].name
    389 							<< " not valid-limit type MAX actual is "
    390 							<< *((deInt32*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    391 						limitsOk = false;
    392 					}
    393 				}
    394 				break;
    395 			}
    396 
    397 			case LIMIT_FORMAT_DEVICE_SIZE:
    398 			{
    399 				deUint64 limitToCheck = featureLimitTable[ndx].deviceSizeVal;
    400 				if (featureLimitTable[ndx].unsuppTableNdx != -1)
    401 				{
    402 					if (*((VkBool32*)((deUint8*)features+unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].featureOffset)) == VK_FALSE)
    403 						limitToCheck = unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].deviceSizeVal;
    404 				}
    405 
    406 				if (featureLimitTable[ndx].type == LIMIT_TYPE_MIN)
    407 				{
    408 					if (*((deUint64*)((deUint8*)limits+featureLimitTable[ndx].offset)) < limitToCheck)
    409 					{
    410 						log << TestLog::Message << "limit validation failed, " << featureLimitTable[ndx].name
    411 							<< " not valid-limit type MIN actual is "
    412 							<< *((deUint64*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    413 						limitsOk = false;
    414 					}
    415 				}
    416 				else if (featureLimitTable[ndx].type == LIMIT_TYPE_MAX)
    417 				{
    418 					if (*((deUint64*)((deUint8*)limits+featureLimitTable[ndx].offset)) > limitToCheck)
    419 					{
    420 						log << TestLog::Message << "limit validation failed, " << featureLimitTable[ndx].name
    421 							<< " not valid-limit type MAX actual is "
    422 							<< *((deUint64*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    423 						limitsOk = false;
    424 					}
    425 				}
    426 				break;
    427 			}
    428 
    429 			case LIMIT_FORMAT_BITMASK:
    430 			{
    431 				deUint32 limitToCheck = featureLimitTable[ndx].uintVal;
    432 				if (featureLimitTable[ndx].unsuppTableNdx != -1)
    433 				{
    434 					if (*((VkBool32*)((deUint8*)features+unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].featureOffset)) == VK_FALSE)
    435 						limitToCheck = unsupportedFeatureTable[featureLimitTable[ndx].unsuppTableNdx].uintVal;
    436 				}
    437 
    438 				if (featureLimitTable[ndx].type == LIMIT_TYPE_MIN)
    439 				{
    440 					if ((*((deUint32*)((deUint8*)limits+featureLimitTable[ndx].offset)) & limitToCheck) != limitToCheck)
    441 					{
    442 						log << TestLog::Message << "limit validation failed, " << featureLimitTable[ndx].name
    443 							<< " not valid-limit type bitmask actual is "
    444 							<< *((deUint64*)((deUint8*)limits + featureLimitTable[ndx].offset)) << TestLog::EndMessage;
    445 						limitsOk = false;
    446 					}
    447 				}
    448 				break;
    449 			}
    450 
    451 			default:
    452 				DE_ASSERT(0);
    453 				limitsOk = false;
    454 		}
    455 	}
    456 
    457 	for (deUint32 ndx = 0; ndx < DE_LENGTH_OF_ARRAY(limits->maxViewportDimensions); ndx++)
    458 	{
    459 		if (limits->maxImageDimension2D > limits->maxViewportDimensions[ndx])
    460 		{
    461 			log << TestLog::Message << "limit validation failed, maxImageDimension2D of " << limits->maxImageDimension2D
    462 				<< "is larger than maxViewportDimension[" << ndx << "] of " << limits->maxViewportDimensions[ndx] << TestLog::EndMessage;
    463 			limitsOk = false;
    464 		}
    465 	}
    466 
    467 	if (limits->viewportBoundsRange[0] > -2 * limits->maxViewportDimensions[0])
    468 	{
    469 		log << TestLog::Message << "limit validation failed, viewPortBoundsRange[0] of " << limits->viewportBoundsRange[0]
    470 			<< "is larger than -2*maxViewportDimension[0] of " << -2*limits->maxViewportDimensions[0] << TestLog::EndMessage;
    471 		limitsOk = false;
    472 	}
    473 
    474 	if (limits->viewportBoundsRange[1] < 2 * limits->maxViewportDimensions[1] - 1)
    475 	{
    476 		log << TestLog::Message << "limit validation failed, viewportBoundsRange[1] of " << limits->viewportBoundsRange[1]
    477 			<< "is less than 2*maxViewportDimension[1] of " << 2*limits->maxViewportDimensions[1] << TestLog::EndMessage;
    478 		limitsOk = false;
    479 	}
    480 
    481 	return limitsOk;
    482 }
    483 
    484 tcu::TestStatus enumeratePhysicalDevices (Context& context)
    485 {
    486 	TestLog&						log		= context.getTestContext().getLog();
    487 	const vector<VkPhysicalDevice>	devices	= enumeratePhysicalDevices(context.getInstanceInterface(), context.getInstance());
    488 
    489 	log << TestLog::Integer("NumDevices", "Number of devices", "", QP_KEY_TAG_NONE, deInt64(devices.size()));
    490 
    491 	for (size_t ndx = 0; ndx < devices.size(); ndx++)
    492 		log << TestLog::Message << ndx << ": " << devices[ndx] << TestLog::EndMessage;
    493 
    494 	return tcu::TestStatus::pass("Enumerating devices succeeded");
    495 }
    496 
    497 template<typename T>
    498 void collectDuplicates (set<T>& duplicates, const vector<T>& values)
    499 {
    500 	set<T> seen;
    501 
    502 	for (size_t ndx = 0; ndx < values.size(); ndx++)
    503 	{
    504 		const T& value = values[ndx];
    505 
    506 		if (!seen.insert(value).second)
    507 			duplicates.insert(value);
    508 	}
    509 }
    510 
    511 bool checkDuplicates (TestLog& log, const char* what, const vector<string>& values)
    512 {
    513 	set<string> duplicates;
    514 
    515 	collectDuplicates(duplicates, values);
    516 
    517 	if (duplicates.empty())
    518 	{
    519 		return true;
    520 	}
    521 	else
    522 	{
    523 		for (set<string>::const_iterator iter = duplicates.begin(); iter != duplicates.end(); ++iter)
    524 			log << TestLog::Message << "Duplicate " << what << ": " << *iter << TestLog::EndMessage;
    525 
    526 		return false;
    527 	}
    528 }
    529 
    530 bool checkDuplicateExtensions (TestLog& log, const vector<string>& extensions)
    531 {
    532 	return checkDuplicates(log, "extension", extensions);
    533 }
    534 
    535 bool checkDuplicateLayers (TestLog& log, const vector<string>& layers)
    536 {
    537 	return checkDuplicates(log, "layer", layers);
    538 }
    539 
    540 tcu::TestStatus enumerateInstanceLayers (Context& context)
    541 {
    542 	TestLog&						log					= context.getTestContext().getLog();
    543 	const vector<VkLayerProperties>	properties			= enumerateInstanceLayerProperties(context.getPlatformInterface());
    544 	vector<string>					layerNames;
    545 
    546 	for (size_t ndx = 0; ndx < properties.size(); ndx++)
    547 	{
    548 		log << TestLog::Message << ndx << ": " << properties[ndx] << TestLog::EndMessage;
    549 
    550 		layerNames.push_back(properties[ndx].layerName);
    551 	}
    552 
    553 	if (checkDuplicateLayers(log, layerNames))
    554 		return tcu::TestStatus::pass("Enumerating layers succeeded");
    555 	else
    556 		return tcu::TestStatus::fail("Duplicate layers");
    557 }
    558 
    559 tcu::TestStatus enumerateInstanceExtensions (Context& context)
    560 {
    561 	TestLog&	log						= context.getTestContext().getLog();
    562 	bool		hasDuplicateExtensions	= false;
    563 
    564 	{
    565 		const ScopedLogSection				section		(log, "Global", "Global Extensions");
    566 		const vector<VkExtensionProperties>	properties	= enumerateInstanceExtensionProperties(context.getPlatformInterface(), DE_NULL);
    567 		vector<string>						extensionNames;
    568 
    569 		for (size_t ndx = 0; ndx < properties.size(); ndx++)
    570 		{
    571 			log << TestLog::Message << ndx << ": " << properties[ndx] << TestLog::EndMessage;
    572 
    573 			extensionNames.push_back(properties[ndx].extensionName);
    574 		}
    575 
    576 		if (!checkDuplicateExtensions(log, extensionNames))
    577 			hasDuplicateExtensions = true;
    578 	}
    579 
    580 	{
    581 		const vector<VkLayerProperties>	layers	= enumerateInstanceLayerProperties(context.getPlatformInterface());
    582 
    583 		for (vector<VkLayerProperties>::const_iterator layer = layers.begin(); layer != layers.end(); ++layer)
    584 		{
    585 			const ScopedLogSection				section				(log, layer->layerName, string("Layer: ") + layer->layerName);
    586 			const vector<VkExtensionProperties>	properties			= enumerateInstanceExtensionProperties(context.getPlatformInterface(), layer->layerName);
    587 			vector<string>						extensionNames;
    588 
    589 			for (size_t extNdx = 0; extNdx < properties.size(); extNdx++)
    590 			{
    591 				log << TestLog::Message << extNdx << ": " << properties[extNdx] << TestLog::EndMessage;
    592 
    593 				extensionNames.push_back(properties[extNdx].extensionName);
    594 			}
    595 
    596 			if (!checkDuplicateExtensions(log, extensionNames))
    597 				hasDuplicateExtensions = true;
    598 		}
    599 	}
    600 
    601 	if (hasDuplicateExtensions)
    602 		return tcu::TestStatus::fail("Duplicate extensions");
    603 	else
    604 		return tcu::TestStatus::pass("Enumerating extensions succeeded");
    605 }
    606 
    607 tcu::TestStatus enumerateDeviceLayers (Context& context)
    608 {
    609 	TestLog&						log			= context.getTestContext().getLog();
    610 	const vector<VkLayerProperties>	properties	= vk::enumerateDeviceLayerProperties(context.getInstanceInterface(), context.getPhysicalDevice());
    611 	vector<string>					layerNames;
    612 
    613 	for (size_t ndx = 0; ndx < properties.size(); ndx++)
    614 	{
    615 		log << TestLog::Message << ndx << ": " << properties[ndx] << TestLog::EndMessage;
    616 
    617 		layerNames.push_back(properties[ndx].layerName);
    618 	}
    619 
    620 	if (checkDuplicateLayers(log, layerNames))
    621 		return tcu::TestStatus::pass("Enumerating layers succeeded");
    622 	else
    623 		return tcu::TestStatus::fail("Duplicate layers");
    624 }
    625 
    626 tcu::TestStatus enumerateDeviceExtensions (Context& context)
    627 {
    628 	TestLog&	log						= context.getTestContext().getLog();
    629 	bool		hasDuplicateExtensions	= false;
    630 
    631 	{
    632 		const ScopedLogSection				section		(log, "Global", "Global Extensions");
    633 		const vector<VkExtensionProperties>	properties	= enumerateDeviceExtensionProperties(context.getInstanceInterface(), context.getPhysicalDevice(), DE_NULL);
    634 		vector<string>						extensionNames;
    635 
    636 		for (size_t ndx = 0; ndx < properties.size(); ndx++)
    637 		{
    638 			log << TestLog::Message << ndx << ": " << properties[ndx] << TestLog::EndMessage;
    639 
    640 			extensionNames.push_back(properties[ndx].extensionName);
    641 		}
    642 
    643 		if (!checkDuplicateExtensions(log, extensionNames))
    644 			hasDuplicateExtensions = true;
    645 	}
    646 
    647 	{
    648 		const vector<VkLayerProperties>	layers	= enumerateDeviceLayerProperties(context.getInstanceInterface(), context.getPhysicalDevice());
    649 
    650 		for (vector<VkLayerProperties>::const_iterator layer = layers.begin(); layer != layers.end(); ++layer)
    651 		{
    652 			const ScopedLogSection				section		(log, layer->layerName, string("Layer: ") + layer->layerName);
    653 			const vector<VkExtensionProperties>	properties	= enumerateDeviceExtensionProperties(context.getInstanceInterface(), context.getPhysicalDevice(), layer->layerName);
    654 			vector<string>						extensionNames;
    655 
    656 			for (size_t extNdx = 0; extNdx < properties.size(); extNdx++)
    657 			{
    658 				log << TestLog::Message << extNdx << ": " << properties[extNdx] << TestLog::EndMessage;
    659 
    660 
    661 				extensionNames.push_back(properties[extNdx].extensionName);
    662 			}
    663 
    664 			if (!checkDuplicateExtensions(log, extensionNames))
    665 				hasDuplicateExtensions = true;
    666 		}
    667 	}
    668 
    669 	if (hasDuplicateExtensions)
    670 		return tcu::TestStatus::fail("Duplicate extensions");
    671 	else
    672 		return tcu::TestStatus::pass("Enumerating extensions succeeded");
    673 }
    674 
    675 #define VK_SIZE_OF(STRUCT, MEMBER)					(sizeof(((STRUCT*)0)->MEMBER))
    676 #define OFFSET_TABLE_ENTRY(STRUCT, MEMBER)			{ DE_OFFSET_OF(STRUCT, MEMBER), VK_SIZE_OF(STRUCT, MEMBER) }
    677 
    678 tcu::TestStatus deviceFeatures (Context& context)
    679 {
    680 	TestLog&						log			= context.getTestContext().getLog();
    681 	VkPhysicalDeviceFeatures*		features;
    682 	deUint8							buffer[sizeof(VkPhysicalDeviceFeatures) + GUARD_SIZE];
    683 
    684 	const QueryMemberTableEntry featureOffsetTable[] =
    685 	{
    686 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, robustBufferAccess),
    687 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, fullDrawIndexUint32),
    688 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, imageCubeArray),
    689 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, independentBlend),
    690 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, geometryShader),
    691 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, tessellationShader),
    692 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sampleRateShading),
    693 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, dualSrcBlend),
    694 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, logicOp),
    695 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, multiDrawIndirect),
    696 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, drawIndirectFirstInstance),
    697 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, depthClamp),
    698 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, depthBiasClamp),
    699 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, fillModeNonSolid),
    700 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, depthBounds),
    701 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, wideLines),
    702 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, largePoints),
    703 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, alphaToOne),
    704 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, multiViewport),
    705 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, samplerAnisotropy),
    706 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, textureCompressionETC2),
    707 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, textureCompressionASTC_LDR),
    708 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, textureCompressionBC),
    709 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, occlusionQueryPrecise),
    710 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, pipelineStatisticsQuery),
    711 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, vertexPipelineStoresAndAtomics),
    712 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, fragmentStoresAndAtomics),
    713 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderTessellationAndGeometryPointSize),
    714 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderImageGatherExtended),
    715 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderStorageImageExtendedFormats),
    716 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderStorageImageMultisample),
    717 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderStorageImageReadWithoutFormat),
    718 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderStorageImageWriteWithoutFormat),
    719 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderUniformBufferArrayDynamicIndexing),
    720 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderSampledImageArrayDynamicIndexing),
    721 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderStorageBufferArrayDynamicIndexing),
    722 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderStorageImageArrayDynamicIndexing),
    723 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderClipDistance),
    724 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderCullDistance),
    725 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderFloat64),
    726 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderInt64),
    727 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderInt16),
    728 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderResourceResidency),
    729 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, shaderResourceMinLod),
    730 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseBinding),
    731 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidencyBuffer),
    732 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidencyImage2D),
    733 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidencyImage3D),
    734 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidency2Samples),
    735 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidency4Samples),
    736 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidency8Samples),
    737 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidency16Samples),
    738 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, sparseResidencyAliased),
    739 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, variableMultisampleRate),
    740 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceFeatures, inheritedQueries),
    741 		{ 0, 0 }
    742 	};
    743 
    744 
    745 	deMemset(buffer, GUARD_VALUE, sizeof(buffer));
    746 	features = reinterpret_cast<VkPhysicalDeviceFeatures*>(buffer);
    747 
    748 	context.getInstanceInterface().getPhysicalDeviceFeatures(context.getPhysicalDevice(), features);
    749 
    750 	log << TestLog::Message << "device = " << context.getPhysicalDevice() << TestLog::EndMessage
    751 		<< TestLog::Message << *features << TestLog::EndMessage;
    752 
    753 	if (!features->robustBufferAccess)
    754 		return tcu::TestStatus::fail("robustBufferAccess is not supported");
    755 
    756 	for (int ndx = 0; ndx < GUARD_SIZE; ndx++)
    757 	{
    758 		if (buffer[ndx + sizeof(VkPhysicalDeviceFeatures)] != GUARD_VALUE)
    759 		{
    760 			log << TestLog::Message << "deviceFeatures - Guard offset " << ndx << " not valid" << TestLog::EndMessage;
    761 			return tcu::TestStatus::fail("deviceFeatures buffer overflow");
    762 		}
    763 	}
    764 
    765 	if (!validateInitComplete(context.getPhysicalDevice(), &InstanceInterface::getPhysicalDeviceFeatures, context.getInstanceInterface(), featureOffsetTable))
    766 	{
    767 		log << TestLog::Message << "deviceFeatures - VkPhysicalDeviceFeatures not completely initialized" << TestLog::EndMessage;
    768 		return tcu::TestStatus::fail("deviceFeatures incomplete initialization");
    769 	}
    770 
    771 
    772 	return tcu::TestStatus::pass("Query succeeded");
    773 }
    774 
    775 tcu::TestStatus deviceProperties (Context& context)
    776 {
    777 	TestLog&						log			= context.getTestContext().getLog();
    778 	VkPhysicalDeviceProperties*		props;
    779 	VkPhysicalDeviceFeatures		features;
    780 	deUint8							buffer[sizeof(VkPhysicalDeviceProperties) + GUARD_SIZE];
    781 
    782 	const QueryMemberTableEntry physicalDevicePropertiesOffsetTable[] =
    783 	{
    784 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, apiVersion),
    785 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, driverVersion),
    786 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, vendorID),
    787 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, deviceID),
    788 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, deviceType),
    789 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, pipelineCacheUUID),
    790 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxImageDimension1D),
    791 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxImageDimension2D),
    792 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxImageDimension3D),
    793 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxImageDimensionCube),
    794 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxImageArrayLayers),
    795 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTexelBufferElements),
    796 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxUniformBufferRange),
    797 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxStorageBufferRange),
    798 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPushConstantsSize),
    799 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxMemoryAllocationCount),
    800 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxSamplerAllocationCount),
    801 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.bufferImageGranularity),
    802 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.sparseAddressSpaceSize),
    803 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxBoundDescriptorSets),
    804 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPerStageDescriptorSamplers),
    805 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPerStageDescriptorUniformBuffers),
    806 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPerStageDescriptorStorageBuffers),
    807 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPerStageDescriptorSampledImages),
    808 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPerStageDescriptorStorageImages),
    809 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPerStageDescriptorInputAttachments),
    810 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxPerStageResources),
    811 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetSamplers),
    812 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetUniformBuffers),
    813 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetUniformBuffersDynamic),
    814 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetStorageBuffers),
    815 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetStorageBuffersDynamic),
    816 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetSampledImages),
    817 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetStorageImages),
    818 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDescriptorSetInputAttachments),
    819 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxVertexInputAttributes),
    820 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxVertexInputBindings),
    821 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxVertexInputAttributeOffset),
    822 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxVertexInputBindingStride),
    823 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxVertexOutputComponents),
    824 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationGenerationLevel),
    825 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationPatchSize),
    826 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationControlPerVertexInputComponents),
    827 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationControlPerVertexOutputComponents),
    828 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationControlPerPatchOutputComponents),
    829 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationControlTotalOutputComponents),
    830 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationEvaluationInputComponents),
    831 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTessellationEvaluationOutputComponents),
    832 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxGeometryShaderInvocations),
    833 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxGeometryInputComponents),
    834 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxGeometryOutputComponents),
    835 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxGeometryOutputVertices),
    836 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxGeometryTotalOutputComponents),
    837 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxFragmentInputComponents),
    838 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxFragmentOutputAttachments),
    839 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxFragmentDualSrcAttachments),
    840 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxFragmentCombinedOutputResources),
    841 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxComputeSharedMemorySize),
    842 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxComputeWorkGroupCount[3]),
    843 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxComputeWorkGroupInvocations),
    844 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxComputeWorkGroupSize[3]),
    845 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.subPixelPrecisionBits),
    846 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.subTexelPrecisionBits),
    847 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.mipmapPrecisionBits),
    848 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDrawIndexedIndexValue),
    849 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxDrawIndirectCount),
    850 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxSamplerLodBias),
    851 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxSamplerAnisotropy),
    852 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxViewports),
    853 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxViewportDimensions[2]),
    854 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.viewportBoundsRange[2]),
    855 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.viewportSubPixelBits),
    856 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.minMemoryMapAlignment),
    857 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.minTexelBufferOffsetAlignment),
    858 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.minUniformBufferOffsetAlignment),
    859 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.minStorageBufferOffsetAlignment),
    860 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.minTexelOffset),
    861 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTexelOffset),
    862 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.minTexelGatherOffset),
    863 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxTexelGatherOffset),
    864 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.minInterpolationOffset),
    865 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxInterpolationOffset),
    866 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.subPixelInterpolationOffsetBits),
    867 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxFramebufferWidth),
    868 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxFramebufferHeight),
    869 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxFramebufferLayers),
    870 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.framebufferColorSampleCounts),
    871 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.framebufferDepthSampleCounts),
    872 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.framebufferStencilSampleCounts),
    873 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.framebufferNoAttachmentsSampleCounts),
    874 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxColorAttachments),
    875 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.sampledImageColorSampleCounts),
    876 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.sampledImageIntegerSampleCounts),
    877 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.sampledImageDepthSampleCounts),
    878 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.sampledImageStencilSampleCounts),
    879 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.storageImageSampleCounts),
    880 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxSampleMaskWords),
    881 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.timestampComputeAndGraphics),
    882 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.timestampPeriod),
    883 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxClipDistances),
    884 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxCullDistances),
    885 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.maxCombinedClipAndCullDistances),
    886 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.discreteQueuePriorities),
    887 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.pointSizeRange[2]),
    888 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.lineWidthRange[2]),
    889 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.pointSizeGranularity),
    890 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.lineWidthGranularity),
    891 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.strictLines),
    892 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.standardSampleLocations),
    893 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.optimalBufferCopyOffsetAlignment),
    894 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.optimalBufferCopyRowPitchAlignment),
    895 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, limits.nonCoherentAtomSize),
    896 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, sparseProperties.residencyStandard2DBlockShape),
    897 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, sparseProperties.residencyStandard2DMultisampleBlockShape),
    898 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, sparseProperties.residencyStandard3DBlockShape),
    899 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, sparseProperties.residencyAlignedMipSize),
    900 		OFFSET_TABLE_ENTRY(VkPhysicalDeviceProperties, sparseProperties.residencyNonResidentStrict),
    901 		{ 0, 0 }
    902 	};
    903 
    904 	props = reinterpret_cast<VkPhysicalDeviceProperties*>(buffer);
    905 	deMemset(props, GUARD_VALUE, sizeof(buffer));
    906 
    907 	context.getInstanceInterface().getPhysicalDeviceProperties(context.getPhysicalDevice(), props);
    908 	context.getInstanceInterface().getPhysicalDeviceFeatures(context.getPhysicalDevice(), &features);
    909 
    910 	log << TestLog::Message << "device = " << context.getPhysicalDevice() << TestLog::EndMessage
    911 		<< TestLog::Message << *props << TestLog::EndMessage;
    912 
    913 	if (!validateFeatureLimits(props, &features, log))
    914 		return tcu::TestStatus::fail("deviceProperties - feature limits failed");
    915 
    916 	for (int ndx = 0; ndx < GUARD_SIZE; ndx++)
    917 	{
    918 		if (buffer[ndx + sizeof(VkPhysicalDeviceProperties)] != GUARD_VALUE)
    919 		{
    920 			log << TestLog::Message << "deviceProperties - Guard offset " << ndx << " not valid" << TestLog::EndMessage;
    921 			return tcu::TestStatus::fail("deviceProperties buffer overflow");
    922 		}
    923 	}
    924 
    925 	if (!validateInitComplete(context.getPhysicalDevice(), &InstanceInterface::getPhysicalDeviceProperties, context.getInstanceInterface(), physicalDevicePropertiesOffsetTable))
    926 	{
    927 		log << TestLog::Message << "deviceProperties - VkPhysicalDeviceProperties not completely initialized" << TestLog::EndMessage;
    928 		return tcu::TestStatus::fail("deviceProperties incomplete initialization");
    929 	}
    930 
    931 	// Check if deviceName string is properly terminated.
    932 	if (deStrnlen(props->deviceName, VK_MAX_PHYSICAL_DEVICE_NAME_SIZE) == VK_MAX_PHYSICAL_DEVICE_NAME_SIZE)
    933 	{
    934 		log << TestLog::Message << "deviceProperties - VkPhysicalDeviceProperties deviceName not properly initialized" << TestLog::EndMessage;
    935 		return tcu::TestStatus::fail("deviceProperties incomplete initialization");
    936 	}
    937 
    938 	{
    939 		const ApiVersion deviceVersion = unpackVersion(props->apiVersion);
    940 		const ApiVersion deqpVersion = unpackVersion(VK_API_VERSION);
    941 
    942 		if (deviceVersion.majorNum != deqpVersion.majorNum)
    943 		{
    944 			log << TestLog::Message << "deviceProperties - API Major Version " << deviceVersion.majorNum << " is not valid" << TestLog::EndMessage;
    945 			return tcu::TestStatus::fail("deviceProperties apiVersion not valid");
    946 		}
    947 
    948 		if (deviceVersion.minorNum > deqpVersion.minorNum)
    949 		{
    950 			log << TestLog::Message << "deviceProperties - API Minor Version " << deviceVersion.minorNum << " is not valid for this version of dEQP" << TestLog::EndMessage;
    951 			return tcu::TestStatus::fail("deviceProperties apiVersion not valid");
    952 		}
    953 	}
    954 
    955 	return tcu::TestStatus::pass("DeviceProperites query succeeded");
    956 }
    957 
    958 tcu::TestStatus deviceQueueFamilyProperties (Context& context)
    959 {
    960 	TestLog&								log					= context.getTestContext().getLog();
    961 	const vector<VkQueueFamilyProperties>	queueProperties		= getPhysicalDeviceQueueFamilyProperties(context.getInstanceInterface(), context.getPhysicalDevice());
    962 
    963 	log << TestLog::Message << "device = " << context.getPhysicalDevice() << TestLog::EndMessage;
    964 
    965 	for (size_t queueNdx = 0; queueNdx < queueProperties.size(); queueNdx++)
    966 		log << TestLog::Message << queueNdx << ": " << queueProperties[queueNdx] << TestLog::EndMessage;
    967 
    968 	return tcu::TestStatus::pass("Querying queue properties succeeded");
    969 }
    970 
    971 tcu::TestStatus deviceMemoryProperties (Context& context)
    972 {
    973 	TestLog&							log			= context.getTestContext().getLog();
    974 	VkPhysicalDeviceMemoryProperties*	memProps;
    975 	deUint8								buffer[sizeof(VkPhysicalDeviceMemoryProperties) + GUARD_SIZE];
    976 
    977 	memProps = reinterpret_cast<VkPhysicalDeviceMemoryProperties*>(buffer);
    978 	deMemset(buffer, GUARD_VALUE, sizeof(buffer));
    979 
    980 	context.getInstanceInterface().getPhysicalDeviceMemoryProperties(context.getPhysicalDevice(), memProps);
    981 
    982 	log << TestLog::Message << "device = " << context.getPhysicalDevice() << TestLog::EndMessage
    983 		<< TestLog::Message << *memProps << TestLog::EndMessage;
    984 
    985 	for (deInt32 ndx = 0; ndx < GUARD_SIZE; ndx++)
    986 	{
    987 		if (buffer[ndx + sizeof(VkPhysicalDeviceMemoryProperties)] != GUARD_VALUE)
    988 		{
    989 			log << TestLog::Message << "deviceMemoryProperties - Guard offset " << ndx << " not valid" << TestLog::EndMessage;
    990 			return tcu::TestStatus::fail("deviceMemoryProperties buffer overflow");
    991 		}
    992 	}
    993 
    994 	if (memProps->memoryHeapCount >= VK_MAX_MEMORY_HEAPS)
    995 	{
    996 		log << TestLog::Message << "deviceMemoryProperties - HeapCount larger than " << (deUint32)VK_MAX_MEMORY_HEAPS << TestLog::EndMessage;
    997 		return tcu::TestStatus::fail("deviceMemoryProperties HeapCount too large");
    998 	}
    999 
   1000 	if (memProps->memoryHeapCount == 1)
   1001 	{
   1002 		if ((memProps->memoryHeaps[0].flags & VK_MEMORY_HEAP_DEVICE_LOCAL_BIT) == 0)
   1003 		{
   1004 			log << TestLog::Message << "deviceMemoryProperties - Single heap is not marked DEVICE_LOCAL" << TestLog::EndMessage;
   1005 			return tcu::TestStatus::fail("deviceMemoryProperties invalid HeapFlags");
   1006 		}
   1007 	}
   1008 
   1009 	const VkMemoryPropertyFlags validPropertyFlags[] =
   1010 	{
   1011 		0,
   1012 		VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT,
   1013 		VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT|VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
   1014 		VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT|VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
   1015 		VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT|VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_CACHED_BIT|VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
   1016 		VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
   1017 		VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
   1018 		VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_CACHED_BIT|VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
   1019 		VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT|VK_MEMORY_PROPERTY_LAZILY_ALLOCATED_BIT
   1020 	};
   1021 
   1022 	const VkMemoryPropertyFlags requiredPropertyFlags[] =
   1023 	{
   1024 		VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_COHERENT_BIT
   1025 	};
   1026 
   1027 	bool requiredFlagsFound[DE_LENGTH_OF_ARRAY(requiredPropertyFlags)];
   1028 	std::fill(DE_ARRAY_BEGIN(requiredFlagsFound), DE_ARRAY_END(requiredFlagsFound), false);
   1029 
   1030 	for (deUint32 memoryNdx = 0; memoryNdx < memProps->memoryTypeCount; memoryNdx++)
   1031 	{
   1032 		bool validPropTypeFound = false;
   1033 
   1034 		if (memProps->memoryTypes[memoryNdx].heapIndex >= memProps->memoryHeapCount)
   1035 		{
   1036 			log << TestLog::Message << "deviceMemoryProperties - heapIndex " << memProps->memoryTypes[memoryNdx].heapIndex << " larger than heapCount" << TestLog::EndMessage;
   1037 			return tcu::TestStatus::fail("deviceMemoryProperties - invalid heapIndex");
   1038 		}
   1039 
   1040 		const VkMemoryPropertyFlags bitsToCheck = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT|VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT|VK_MEMORY_PROPERTY_HOST_COHERENT_BIT|VK_MEMORY_PROPERTY_HOST_CACHED_BIT|VK_MEMORY_PROPERTY_LAZILY_ALLOCATED_BIT;
   1041 
   1042 		for (const VkMemoryPropertyFlags* requiredFlagsIterator = DE_ARRAY_BEGIN(requiredPropertyFlags); requiredFlagsIterator != DE_ARRAY_END(requiredPropertyFlags); requiredFlagsIterator++)
   1043 			if ((memProps->memoryTypes[memoryNdx].propertyFlags & *requiredFlagsIterator) == *requiredFlagsIterator)
   1044 				requiredFlagsFound[requiredFlagsIterator - DE_ARRAY_BEGIN(requiredPropertyFlags)] = true;
   1045 
   1046 		if (de::contains(DE_ARRAY_BEGIN(validPropertyFlags), DE_ARRAY_END(validPropertyFlags), memProps->memoryTypes[memoryNdx].propertyFlags & bitsToCheck))
   1047 			validPropTypeFound = true;
   1048 
   1049 		if (!validPropTypeFound)
   1050 		{
   1051 			log << TestLog::Message << "deviceMemoryProperties - propertyFlags "
   1052 				<< memProps->memoryTypes[memoryNdx].propertyFlags << " not valid" << TestLog::EndMessage;
   1053 			return tcu::TestStatus::fail("deviceMemoryProperties propertyFlags not valid");
   1054 		}
   1055 
   1056 		if (memProps->memoryTypes[memoryNdx].propertyFlags & VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT)
   1057 		{
   1058 			if ((memProps->memoryHeaps[memProps->memoryTypes[memoryNdx].heapIndex].flags & VK_MEMORY_HEAP_DEVICE_LOCAL_BIT) == 0)
   1059 			{
   1060 				log << TestLog::Message << "deviceMemoryProperties - DEVICE_LOCAL memory type references heap which is not DEVICE_LOCAL" << TestLog::EndMessage;
   1061 				return tcu::TestStatus::fail("deviceMemoryProperties inconsistent memoryType and HeapFlags");
   1062 			}
   1063 		}
   1064 		else
   1065 		{
   1066 			if (memProps->memoryHeaps[memProps->memoryTypes[memoryNdx].heapIndex].flags & VK_MEMORY_HEAP_DEVICE_LOCAL_BIT)
   1067 			{
   1068 				log << TestLog::Message << "deviceMemoryProperties - non-DEVICE_LOCAL memory type references heap with is DEVICE_LOCAL" << TestLog::EndMessage;
   1069 				return tcu::TestStatus::fail("deviceMemoryProperties inconsistent memoryType and HeapFlags");
   1070 			}
   1071 		}
   1072 	}
   1073 
   1074 	bool* requiredFlagsFoundIterator = std::find(DE_ARRAY_BEGIN(requiredFlagsFound), DE_ARRAY_END(requiredFlagsFound), false);
   1075 	if (requiredFlagsFoundIterator != DE_ARRAY_END(requiredFlagsFound))
   1076 	{
   1077 		DE_ASSERT(requiredFlagsFoundIterator - DE_ARRAY_BEGIN(requiredFlagsFound) <= DE_LENGTH_OF_ARRAY(requiredPropertyFlags));
   1078 		log << TestLog::Message << "deviceMemoryProperties - required property flags "
   1079 			<< getMemoryPropertyFlagsStr(requiredPropertyFlags[requiredFlagsFoundIterator - DE_ARRAY_BEGIN(requiredFlagsFound)]) << " not found" << TestLog::EndMessage;
   1080 
   1081 		return tcu::TestStatus::fail("deviceMemoryProperties propertyFlags not valid");
   1082 	}
   1083 
   1084 	return tcu::TestStatus::pass("Querying memory properties succeeded");
   1085 }
   1086 
   1087 // \todo [2016-01-22 pyry] Optimize by doing format -> flags mapping instead
   1088 
   1089 VkFormatFeatureFlags getRequiredOptimalTilingFeatures (VkFormat format)
   1090 {
   1091 	static const VkFormat s_requiredSampledImageBlitSrcFormats[] =
   1092 	{
   1093 		VK_FORMAT_B4G4R4A4_UNORM_PACK16,
   1094 		VK_FORMAT_R5G6B5_UNORM_PACK16,
   1095 		VK_FORMAT_A1R5G5B5_UNORM_PACK16,
   1096 		VK_FORMAT_R8_UNORM,
   1097 		VK_FORMAT_R8_SNORM,
   1098 		VK_FORMAT_R8_UINT,
   1099 		VK_FORMAT_R8_SINT,
   1100 		VK_FORMAT_R8G8_UNORM,
   1101 		VK_FORMAT_R8G8_SNORM,
   1102 		VK_FORMAT_R8G8_UINT,
   1103 		VK_FORMAT_R8G8_SINT,
   1104 		VK_FORMAT_R8G8B8A8_UNORM,
   1105 		VK_FORMAT_R8G8B8A8_SNORM,
   1106 		VK_FORMAT_R8G8B8A8_UINT,
   1107 		VK_FORMAT_R8G8B8A8_SINT,
   1108 		VK_FORMAT_R8G8B8A8_SRGB,
   1109 		VK_FORMAT_B8G8R8A8_UNORM,
   1110 		VK_FORMAT_B8G8R8A8_SRGB,
   1111 		VK_FORMAT_A8B8G8R8_UNORM_PACK32,
   1112 		VK_FORMAT_A8B8G8R8_SNORM_PACK32,
   1113 		VK_FORMAT_A8B8G8R8_UINT_PACK32,
   1114 		VK_FORMAT_A8B8G8R8_SINT_PACK32,
   1115 		VK_FORMAT_A8B8G8R8_SRGB_PACK32,
   1116 		VK_FORMAT_A2B10G10R10_UNORM_PACK32,
   1117 		VK_FORMAT_A2B10G10R10_UINT_PACK32,
   1118 		VK_FORMAT_R16_UINT,
   1119 		VK_FORMAT_R16_SINT,
   1120 		VK_FORMAT_R16_SFLOAT,
   1121 		VK_FORMAT_R16G16_UINT,
   1122 		VK_FORMAT_R16G16_SINT,
   1123 		VK_FORMAT_R16G16_SFLOAT,
   1124 		VK_FORMAT_R16G16B16A16_UINT,
   1125 		VK_FORMAT_R16G16B16A16_SINT,
   1126 		VK_FORMAT_R16G16B16A16_SFLOAT,
   1127 		VK_FORMAT_R32_UINT,
   1128 		VK_FORMAT_R32_SINT,
   1129 		VK_FORMAT_R32_SFLOAT,
   1130 		VK_FORMAT_R32G32_UINT,
   1131 		VK_FORMAT_R32G32_SINT,
   1132 		VK_FORMAT_R32G32_SFLOAT,
   1133 		VK_FORMAT_R32G32B32A32_UINT,
   1134 		VK_FORMAT_R32G32B32A32_SINT,
   1135 		VK_FORMAT_R32G32B32A32_SFLOAT,
   1136 		VK_FORMAT_B10G11R11_UFLOAT_PACK32,
   1137 		VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,
   1138 		VK_FORMAT_D16_UNORM,
   1139 		VK_FORMAT_D32_SFLOAT
   1140 	};
   1141 	static const VkFormat s_requiredSampledImageFilterLinearFormats[] =
   1142 	{
   1143 		VK_FORMAT_B4G4R4A4_UNORM_PACK16,
   1144 		VK_FORMAT_R5G6B5_UNORM_PACK16,
   1145 		VK_FORMAT_A1R5G5B5_UNORM_PACK16,
   1146 		VK_FORMAT_R8_UNORM,
   1147 		VK_FORMAT_R8_SNORM,
   1148 		VK_FORMAT_R8G8_UNORM,
   1149 		VK_FORMAT_R8G8_SNORM,
   1150 		VK_FORMAT_R8G8B8A8_UNORM,
   1151 		VK_FORMAT_R8G8B8A8_SNORM,
   1152 		VK_FORMAT_R8G8B8A8_SRGB,
   1153 		VK_FORMAT_B8G8R8A8_UNORM,
   1154 		VK_FORMAT_B8G8R8A8_SRGB,
   1155 		VK_FORMAT_A8B8G8R8_UNORM_PACK32,
   1156 		VK_FORMAT_A8B8G8R8_SNORM_PACK32,
   1157 		VK_FORMAT_A8B8G8R8_SRGB_PACK32,
   1158 		VK_FORMAT_A2B10G10R10_UNORM_PACK32,
   1159 		VK_FORMAT_R16_SFLOAT,
   1160 		VK_FORMAT_R16G16_SFLOAT,
   1161 		VK_FORMAT_R16G16B16A16_SFLOAT,
   1162 		VK_FORMAT_B10G11R11_UFLOAT_PACK32,
   1163 		VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,
   1164 	};
   1165 	static const VkFormat s_requiredStorageImageFormats[] =
   1166 	{
   1167 		VK_FORMAT_R8G8B8A8_UNORM,
   1168 		VK_FORMAT_R8G8B8A8_SNORM,
   1169 		VK_FORMAT_R8G8B8A8_UINT,
   1170 		VK_FORMAT_R8G8B8A8_SINT,
   1171 		VK_FORMAT_R16G16B16A16_UINT,
   1172 		VK_FORMAT_R16G16B16A16_SINT,
   1173 		VK_FORMAT_R16G16B16A16_SFLOAT,
   1174 		VK_FORMAT_R32_UINT,
   1175 		VK_FORMAT_R32_SINT,
   1176 		VK_FORMAT_R32_SFLOAT,
   1177 		VK_FORMAT_R32G32_UINT,
   1178 		VK_FORMAT_R32G32_SINT,
   1179 		VK_FORMAT_R32G32_SFLOAT,
   1180 		VK_FORMAT_R32G32B32A32_UINT,
   1181 		VK_FORMAT_R32G32B32A32_SINT,
   1182 		VK_FORMAT_R32G32B32A32_SFLOAT
   1183 	};
   1184 	static const VkFormat s_requiredStorageImageAtomicFormats[] =
   1185 	{
   1186 		VK_FORMAT_R32_UINT,
   1187 		VK_FORMAT_R32_SINT
   1188 	};
   1189 	static const VkFormat s_requiredColorAttachmentBlitDstFormats[] =
   1190 	{
   1191 		VK_FORMAT_R5G6B5_UNORM_PACK16,
   1192 		VK_FORMAT_A1R5G5B5_UNORM_PACK16,
   1193 		VK_FORMAT_R8_UNORM,
   1194 		VK_FORMAT_R8_UINT,
   1195 		VK_FORMAT_R8_SINT,
   1196 		VK_FORMAT_R8G8_UNORM,
   1197 		VK_FORMAT_R8G8_UINT,
   1198 		VK_FORMAT_R8G8_SINT,
   1199 		VK_FORMAT_R8G8B8A8_UNORM,
   1200 		VK_FORMAT_R8G8B8A8_UINT,
   1201 		VK_FORMAT_R8G8B8A8_SINT,
   1202 		VK_FORMAT_R8G8B8A8_SRGB,
   1203 		VK_FORMAT_B8G8R8A8_UNORM,
   1204 		VK_FORMAT_B8G8R8A8_SRGB,
   1205 		VK_FORMAT_A8B8G8R8_UNORM_PACK32,
   1206 		VK_FORMAT_A8B8G8R8_UINT_PACK32,
   1207 		VK_FORMAT_A8B8G8R8_SINT_PACK32,
   1208 		VK_FORMAT_A8B8G8R8_SRGB_PACK32,
   1209 		VK_FORMAT_A2B10G10R10_UNORM_PACK32,
   1210 		VK_FORMAT_A2B10G10R10_UINT_PACK32,
   1211 		VK_FORMAT_R16_UINT,
   1212 		VK_FORMAT_R16_SINT,
   1213 		VK_FORMAT_R16_SFLOAT,
   1214 		VK_FORMAT_R16G16_UINT,
   1215 		VK_FORMAT_R16G16_SINT,
   1216 		VK_FORMAT_R16G16_SFLOAT,
   1217 		VK_FORMAT_R16G16B16A16_UINT,
   1218 		VK_FORMAT_R16G16B16A16_SINT,
   1219 		VK_FORMAT_R16G16B16A16_SFLOAT,
   1220 		VK_FORMAT_R32_UINT,
   1221 		VK_FORMAT_R32_SINT,
   1222 		VK_FORMAT_R32_SFLOAT,
   1223 		VK_FORMAT_R32G32_UINT,
   1224 		VK_FORMAT_R32G32_SINT,
   1225 		VK_FORMAT_R32G32_SFLOAT,
   1226 		VK_FORMAT_R32G32B32A32_UINT,
   1227 		VK_FORMAT_R32G32B32A32_SINT,
   1228 		VK_FORMAT_R32G32B32A32_SFLOAT
   1229 	};
   1230 	static const VkFormat s_requiredColorAttachmentBlendFormats[] =
   1231 	{
   1232 		VK_FORMAT_R5G6B5_UNORM_PACK16,
   1233 		VK_FORMAT_A1R5G5B5_UNORM_PACK16,
   1234 		VK_FORMAT_R8_UNORM,
   1235 		VK_FORMAT_R8G8_UNORM,
   1236 		VK_FORMAT_R8G8B8A8_UNORM,
   1237 		VK_FORMAT_R8G8B8A8_SRGB,
   1238 		VK_FORMAT_B8G8R8A8_UNORM,
   1239 		VK_FORMAT_B8G8R8A8_SRGB,
   1240 		VK_FORMAT_A8B8G8R8_UNORM_PACK32,
   1241 		VK_FORMAT_A8B8G8R8_SRGB_PACK32,
   1242 		VK_FORMAT_A2B10G10R10_UNORM_PACK32,
   1243 		VK_FORMAT_R16_SFLOAT,
   1244 		VK_FORMAT_R16G16_SFLOAT,
   1245 		VK_FORMAT_R16G16B16A16_SFLOAT
   1246 	};
   1247 	static const VkFormat s_requiredDepthStencilAttachmentFormats[] =
   1248 	{
   1249 		VK_FORMAT_D16_UNORM
   1250 	};
   1251 
   1252 	VkFormatFeatureFlags	flags	= (VkFormatFeatureFlags)0;
   1253 
   1254 	if (de::contains(DE_ARRAY_BEGIN(s_requiredSampledImageBlitSrcFormats), DE_ARRAY_END(s_requiredSampledImageBlitSrcFormats), format))
   1255 		flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT|VK_FORMAT_FEATURE_BLIT_SRC_BIT;
   1256 
   1257 	if (de::contains(DE_ARRAY_BEGIN(s_requiredSampledImageFilterLinearFormats), DE_ARRAY_END(s_requiredSampledImageFilterLinearFormats), format))
   1258 		flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
   1259 
   1260 	if (de::contains(DE_ARRAY_BEGIN(s_requiredStorageImageFormats), DE_ARRAY_END(s_requiredStorageImageFormats), format))
   1261 		flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT;
   1262 
   1263 	if (de::contains(DE_ARRAY_BEGIN(s_requiredStorageImageAtomicFormats), DE_ARRAY_END(s_requiredStorageImageAtomicFormats), format))
   1264 		flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_ATOMIC_BIT;
   1265 
   1266 	if (de::contains(DE_ARRAY_BEGIN(s_requiredColorAttachmentBlitDstFormats), DE_ARRAY_END(s_requiredColorAttachmentBlitDstFormats), format))
   1267 		flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT|VK_FORMAT_FEATURE_BLIT_DST_BIT;
   1268 
   1269 	if (de::contains(DE_ARRAY_BEGIN(s_requiredColorAttachmentBlendFormats), DE_ARRAY_END(s_requiredColorAttachmentBlendFormats), format))
   1270 		flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
   1271 
   1272 	if (de::contains(DE_ARRAY_BEGIN(s_requiredDepthStencilAttachmentFormats), DE_ARRAY_END(s_requiredDepthStencilAttachmentFormats), format))
   1273 		flags |= VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT;
   1274 
   1275 	return flags;
   1276 }
   1277 
   1278 VkFormatFeatureFlags getRequiredBufferFeatures (VkFormat format)
   1279 {
   1280 	static const VkFormat s_requiredVertexBufferFormats[] =
   1281 	{
   1282 		VK_FORMAT_R8_UNORM,
   1283 		VK_FORMAT_R8_SNORM,
   1284 		VK_FORMAT_R8_UINT,
   1285 		VK_FORMAT_R8_SINT,
   1286 		VK_FORMAT_R8G8_UNORM,
   1287 		VK_FORMAT_R8G8_SNORM,
   1288 		VK_FORMAT_R8G8_UINT,
   1289 		VK_FORMAT_R8G8_SINT,
   1290 		VK_FORMAT_R8G8B8A8_UNORM,
   1291 		VK_FORMAT_R8G8B8A8_SNORM,
   1292 		VK_FORMAT_R8G8B8A8_UINT,
   1293 		VK_FORMAT_R8G8B8A8_SINT,
   1294 		VK_FORMAT_B8G8R8A8_UNORM,
   1295 		VK_FORMAT_A8B8G8R8_UNORM_PACK32,
   1296 		VK_FORMAT_A8B8G8R8_SNORM_PACK32,
   1297 		VK_FORMAT_A8B8G8R8_UINT_PACK32,
   1298 		VK_FORMAT_A8B8G8R8_SINT_PACK32,
   1299 		VK_FORMAT_A2B10G10R10_UNORM_PACK32,
   1300 		VK_FORMAT_R16_UNORM,
   1301 		VK_FORMAT_R16_SNORM,
   1302 		VK_FORMAT_R16_UINT,
   1303 		VK_FORMAT_R16_SINT,
   1304 		VK_FORMAT_R16_SFLOAT,
   1305 		VK_FORMAT_R16G16_UNORM,
   1306 		VK_FORMAT_R16G16_SNORM,
   1307 		VK_FORMAT_R16G16_UINT,
   1308 		VK_FORMAT_R16G16_SINT,
   1309 		VK_FORMAT_R16G16_SFLOAT,
   1310 		VK_FORMAT_R16G16B16A16_UNORM,
   1311 		VK_FORMAT_R16G16B16A16_SNORM,
   1312 		VK_FORMAT_R16G16B16A16_UINT,
   1313 		VK_FORMAT_R16G16B16A16_SINT,
   1314 		VK_FORMAT_R16G16B16A16_SFLOAT,
   1315 		VK_FORMAT_R32_UINT,
   1316 		VK_FORMAT_R32_SINT,
   1317 		VK_FORMAT_R32_SFLOAT,
   1318 		VK_FORMAT_R32G32_UINT,
   1319 		VK_FORMAT_R32G32_SINT,
   1320 		VK_FORMAT_R32G32_SFLOAT,
   1321 		VK_FORMAT_R32G32B32_UINT,
   1322 		VK_FORMAT_R32G32B32_SINT,
   1323 		VK_FORMAT_R32G32B32_SFLOAT,
   1324 		VK_FORMAT_R32G32B32A32_UINT,
   1325 		VK_FORMAT_R32G32B32A32_SINT,
   1326 		VK_FORMAT_R32G32B32A32_SFLOAT
   1327 	};
   1328 	static const VkFormat s_requiredUniformTexelBufferFormats[] =
   1329 	{
   1330 		VK_FORMAT_R8_UNORM,
   1331 		VK_FORMAT_R8_SNORM,
   1332 		VK_FORMAT_R8_UINT,
   1333 		VK_FORMAT_R8_SINT,
   1334 		VK_FORMAT_R8G8_UNORM,
   1335 		VK_FORMAT_R8G8_SNORM,
   1336 		VK_FORMAT_R8G8_UINT,
   1337 		VK_FORMAT_R8G8_SINT,
   1338 		VK_FORMAT_R8G8B8A8_UNORM,
   1339 		VK_FORMAT_R8G8B8A8_SNORM,
   1340 		VK_FORMAT_R8G8B8A8_UINT,
   1341 		VK_FORMAT_R8G8B8A8_SINT,
   1342 		VK_FORMAT_B8G8R8A8_UNORM,
   1343 		VK_FORMAT_A8B8G8R8_UNORM_PACK32,
   1344 		VK_FORMAT_A8B8G8R8_SNORM_PACK32,
   1345 		VK_FORMAT_A8B8G8R8_UINT_PACK32,
   1346 		VK_FORMAT_A8B8G8R8_SINT_PACK32,
   1347 		VK_FORMAT_A2B10G10R10_UNORM_PACK32,
   1348 		VK_FORMAT_A2B10G10R10_UINT_PACK32,
   1349 		VK_FORMAT_R16_UINT,
   1350 		VK_FORMAT_R16_SINT,
   1351 		VK_FORMAT_R16_SFLOAT,
   1352 		VK_FORMAT_R16G16_UINT,
   1353 		VK_FORMAT_R16G16_SINT,
   1354 		VK_FORMAT_R16G16_SFLOAT,
   1355 		VK_FORMAT_R16G16B16A16_UINT,
   1356 		VK_FORMAT_R16G16B16A16_SINT,
   1357 		VK_FORMAT_R16G16B16A16_SFLOAT,
   1358 		VK_FORMAT_R32_UINT,
   1359 		VK_FORMAT_R32_SINT,
   1360 		VK_FORMAT_R32_SFLOAT,
   1361 		VK_FORMAT_R32G32_UINT,
   1362 		VK_FORMAT_R32G32_SINT,
   1363 		VK_FORMAT_R32G32_SFLOAT,
   1364 		VK_FORMAT_R32G32B32A32_UINT,
   1365 		VK_FORMAT_R32G32B32A32_SINT,
   1366 		VK_FORMAT_R32G32B32A32_SFLOAT,
   1367 		VK_FORMAT_B10G11R11_UFLOAT_PACK32
   1368 	};
   1369 	static const VkFormat s_requiredStorageTexelBufferFormats[] =
   1370 	{
   1371 		VK_FORMAT_R8G8B8A8_UNORM,
   1372 		VK_FORMAT_R8G8B8A8_SNORM,
   1373 		VK_FORMAT_R8G8B8A8_UINT,
   1374 		VK_FORMAT_R8G8B8A8_SINT,
   1375 		VK_FORMAT_A8B8G8R8_UNORM_PACK32,
   1376 		VK_FORMAT_A8B8G8R8_SNORM_PACK32,
   1377 		VK_FORMAT_A8B8G8R8_UINT_PACK32,
   1378 		VK_FORMAT_A8B8G8R8_SINT_PACK32,
   1379 		VK_FORMAT_R16G16B16A16_UINT,
   1380 		VK_FORMAT_R16G16B16A16_SINT,
   1381 		VK_FORMAT_R16G16B16A16_SFLOAT,
   1382 		VK_FORMAT_R32_UINT,
   1383 		VK_FORMAT_R32_SINT,
   1384 		VK_FORMAT_R32_SFLOAT,
   1385 		VK_FORMAT_R32G32_UINT,
   1386 		VK_FORMAT_R32G32_SINT,
   1387 		VK_FORMAT_R32G32_SFLOAT,
   1388 		VK_FORMAT_R32G32B32A32_UINT,
   1389 		VK_FORMAT_R32G32B32A32_SINT,
   1390 		VK_FORMAT_R32G32B32A32_SFLOAT
   1391 	};
   1392 	static const VkFormat s_requiredStorageTexelBufferAtomicFormats[] =
   1393 	{
   1394 		VK_FORMAT_R32_UINT,
   1395 		VK_FORMAT_R32_SINT
   1396 	};
   1397 
   1398 	VkFormatFeatureFlags	flags	= (VkFormatFeatureFlags)0;
   1399 
   1400 	if (de::contains(DE_ARRAY_BEGIN(s_requiredVertexBufferFormats), DE_ARRAY_END(s_requiredVertexBufferFormats), format))
   1401 		flags |= VK_FORMAT_FEATURE_VERTEX_BUFFER_BIT;
   1402 
   1403 	if (de::contains(DE_ARRAY_BEGIN(s_requiredUniformTexelBufferFormats), DE_ARRAY_END(s_requiredUniformTexelBufferFormats), format))
   1404 		flags |= VK_FORMAT_FEATURE_UNIFORM_TEXEL_BUFFER_BIT;
   1405 
   1406 	if (de::contains(DE_ARRAY_BEGIN(s_requiredStorageTexelBufferFormats), DE_ARRAY_END(s_requiredStorageTexelBufferFormats), format))
   1407 		flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_BIT;
   1408 
   1409 	if (de::contains(DE_ARRAY_BEGIN(s_requiredStorageTexelBufferAtomicFormats), DE_ARRAY_END(s_requiredStorageTexelBufferAtomicFormats), format))
   1410 		flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_ATOMIC_BIT;
   1411 
   1412 	return flags;
   1413 }
   1414 
   1415 tcu::TestStatus formatProperties (Context& context, VkFormat format)
   1416 {
   1417 	TestLog&					log				= context.getTestContext().getLog();
   1418 	const VkFormatProperties	properties		= getPhysicalDeviceFormatProperties(context.getInstanceInterface(), context.getPhysicalDevice(), format);
   1419 	bool						allOk			= true;
   1420 
   1421 	const struct
   1422 	{
   1423 		VkFormatFeatureFlags VkFormatProperties::*	field;
   1424 		const char*									fieldName;
   1425 		VkFormatFeatureFlags						requiredFeatures;
   1426 	} fields[] =
   1427 	{
   1428 		{ &VkFormatProperties::linearTilingFeatures,	"linearTilingFeatures",		(VkFormatFeatureFlags)0						},
   1429 		{ &VkFormatProperties::optimalTilingFeatures,	"optimalTilingFeatures",	getRequiredOptimalTilingFeatures(format)	},
   1430 		{ &VkFormatProperties::bufferFeatures,			"buffeFeatures",			getRequiredBufferFeatures(format)			}
   1431 	};
   1432 
   1433 	log << TestLog::Message << properties << TestLog::EndMessage;
   1434 
   1435 	for (int fieldNdx = 0; fieldNdx < DE_LENGTH_OF_ARRAY(fields); fieldNdx++)
   1436 	{
   1437 		const char* const				fieldName	= fields[fieldNdx].fieldName;
   1438 		const VkFormatFeatureFlags		supported	= properties.*fields[fieldNdx].field;
   1439 		const VkFormatFeatureFlags		required	= fields[fieldNdx].requiredFeatures;
   1440 
   1441 		if ((supported & required) != required)
   1442 		{
   1443 			log << TestLog::Message << "ERROR in " << fieldName << ":\n"
   1444 								    << "  required: " << getFormatFeatureFlagsStr(required) << "\n  "
   1445 									<< "  missing: " << getFormatFeatureFlagsStr(~supported & required)
   1446 				<< TestLog::EndMessage;
   1447 			allOk = false;
   1448 		}
   1449 	}
   1450 
   1451 	if (allOk)
   1452 		return tcu::TestStatus::pass("Query and validation passed");
   1453 	else
   1454 		return tcu::TestStatus::fail("Required features not supported");
   1455 }
   1456 
   1457 bool optimalTilingFeaturesSupported (Context& context, VkFormat format, VkFormatFeatureFlags features)
   1458 {
   1459 	const VkFormatProperties	properties	= getPhysicalDeviceFormatProperties(context.getInstanceInterface(), context.getPhysicalDevice(), format);
   1460 
   1461 	return (properties.optimalTilingFeatures & features) == features;
   1462 }
   1463 
   1464 bool optimalTilingFeaturesSupportedForAll (Context& context, const VkFormat* begin, const VkFormat* end, VkFormatFeatureFlags features)
   1465 {
   1466 	for (const VkFormat* cur = begin; cur != end; ++cur)
   1467 	{
   1468 		if (!optimalTilingFeaturesSupported(context, *cur, features))
   1469 			return false;
   1470 	}
   1471 
   1472 	return true;
   1473 }
   1474 
   1475 tcu::TestStatus testDepthStencilSupported (Context& context)
   1476 {
   1477 	if (!optimalTilingFeaturesSupported(context, VK_FORMAT_X8_D24_UNORM_PACK32, VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT) &&
   1478 		!optimalTilingFeaturesSupported(context, VK_FORMAT_D32_SFLOAT, VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT))
   1479 		return tcu::TestStatus::fail("Doesn't support one of VK_FORMAT_X8_D24_UNORM_PACK32 or VK_FORMAT_D32_SFLOAT");
   1480 
   1481 	if (!optimalTilingFeaturesSupported(context, VK_FORMAT_D24_UNORM_S8_UINT, VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT) &&
   1482 		!optimalTilingFeaturesSupported(context, VK_FORMAT_D32_SFLOAT_S8_UINT, VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT))
   1483 		return tcu::TestStatus::fail("Doesn't support one of VK_FORMAT_D24_UNORM_S8_UINT or VK_FORMAT_D32_SFLOAT_S8_UINT");
   1484 
   1485 	return tcu::TestStatus::pass("Required depth/stencil formats supported");
   1486 }
   1487 
   1488 tcu::TestStatus testCompressedFormatsSupported (Context& context)
   1489 {
   1490 	static const VkFormat s_allBcFormats[] =
   1491 	{
   1492 		VK_FORMAT_BC1_RGB_UNORM_BLOCK,
   1493 		VK_FORMAT_BC1_RGB_SRGB_BLOCK,
   1494 		VK_FORMAT_BC1_RGBA_UNORM_BLOCK,
   1495 		VK_FORMAT_BC1_RGBA_SRGB_BLOCK,
   1496 		VK_FORMAT_BC2_UNORM_BLOCK,
   1497 		VK_FORMAT_BC2_SRGB_BLOCK,
   1498 		VK_FORMAT_BC3_UNORM_BLOCK,
   1499 		VK_FORMAT_BC3_SRGB_BLOCK,
   1500 		VK_FORMAT_BC4_UNORM_BLOCK,
   1501 		VK_FORMAT_BC4_SNORM_BLOCK,
   1502 		VK_FORMAT_BC5_UNORM_BLOCK,
   1503 		VK_FORMAT_BC5_SNORM_BLOCK,
   1504 		VK_FORMAT_BC6H_UFLOAT_BLOCK,
   1505 		VK_FORMAT_BC6H_SFLOAT_BLOCK,
   1506 		VK_FORMAT_BC7_UNORM_BLOCK,
   1507 		VK_FORMAT_BC7_SRGB_BLOCK,
   1508 	};
   1509 	static const VkFormat s_allEtc2Formats[] =
   1510 	{
   1511 		VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK,
   1512 		VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK,
   1513 		VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK,
   1514 		VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK,
   1515 		VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK,
   1516 		VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK,
   1517 		VK_FORMAT_EAC_R11_UNORM_BLOCK,
   1518 		VK_FORMAT_EAC_R11_SNORM_BLOCK,
   1519 		VK_FORMAT_EAC_R11G11_UNORM_BLOCK,
   1520 		VK_FORMAT_EAC_R11G11_SNORM_BLOCK,
   1521 	};
   1522 	static const VkFormat s_allAstcLdrFormats[] =
   1523 	{
   1524 		VK_FORMAT_ASTC_4x4_UNORM_BLOCK,
   1525 		VK_FORMAT_ASTC_4x4_SRGB_BLOCK,
   1526 		VK_FORMAT_ASTC_5x4_UNORM_BLOCK,
   1527 		VK_FORMAT_ASTC_5x4_SRGB_BLOCK,
   1528 		VK_FORMAT_ASTC_5x5_UNORM_BLOCK,
   1529 		VK_FORMAT_ASTC_5x5_SRGB_BLOCK,
   1530 		VK_FORMAT_ASTC_6x5_UNORM_BLOCK,
   1531 		VK_FORMAT_ASTC_6x5_SRGB_BLOCK,
   1532 		VK_FORMAT_ASTC_6x6_UNORM_BLOCK,
   1533 		VK_FORMAT_ASTC_6x6_SRGB_BLOCK,
   1534 		VK_FORMAT_ASTC_8x5_UNORM_BLOCK,
   1535 		VK_FORMAT_ASTC_8x5_SRGB_BLOCK,
   1536 		VK_FORMAT_ASTC_8x6_UNORM_BLOCK,
   1537 		VK_FORMAT_ASTC_8x6_SRGB_BLOCK,
   1538 		VK_FORMAT_ASTC_8x8_UNORM_BLOCK,
   1539 		VK_FORMAT_ASTC_8x8_SRGB_BLOCK,
   1540 		VK_FORMAT_ASTC_10x5_UNORM_BLOCK,
   1541 		VK_FORMAT_ASTC_10x5_SRGB_BLOCK,
   1542 		VK_FORMAT_ASTC_10x6_UNORM_BLOCK,
   1543 		VK_FORMAT_ASTC_10x6_SRGB_BLOCK,
   1544 		VK_FORMAT_ASTC_10x8_UNORM_BLOCK,
   1545 		VK_FORMAT_ASTC_10x8_SRGB_BLOCK,
   1546 		VK_FORMAT_ASTC_10x10_UNORM_BLOCK,
   1547 		VK_FORMAT_ASTC_10x10_SRGB_BLOCK,
   1548 		VK_FORMAT_ASTC_12x10_UNORM_BLOCK,
   1549 		VK_FORMAT_ASTC_12x10_SRGB_BLOCK,
   1550 		VK_FORMAT_ASTC_12x12_UNORM_BLOCK,
   1551 		VK_FORMAT_ASTC_12x12_SRGB_BLOCK,
   1552 	};
   1553 
   1554 	static const struct
   1555 	{
   1556 		const char*									setName;
   1557 		const char*									featureName;
   1558 		const VkBool32 VkPhysicalDeviceFeatures::*	feature;
   1559 		const VkFormat*								formatsBegin;
   1560 		const VkFormat*								formatsEnd;
   1561 	} s_compressedFormatSets[] =
   1562 	{
   1563 		{ "BC",			"textureCompressionBC",			&VkPhysicalDeviceFeatures::textureCompressionBC,		DE_ARRAY_BEGIN(s_allBcFormats),			DE_ARRAY_END(s_allBcFormats)		},
   1564 		{ "ETC2",		"textureCompressionETC2",		&VkPhysicalDeviceFeatures::textureCompressionETC2,		DE_ARRAY_BEGIN(s_allEtc2Formats),		DE_ARRAY_END(s_allEtc2Formats)		},
   1565 		{ "ASTC LDR",	"textureCompressionASTC_LDR",	&VkPhysicalDeviceFeatures::textureCompressionASTC_LDR,	DE_ARRAY_BEGIN(s_allAstcLdrFormats),	DE_ARRAY_END(s_allAstcLdrFormats)	},
   1566 	};
   1567 
   1568 	TestLog&						log					= context.getTestContext().getLog();
   1569 	const VkPhysicalDeviceFeatures&	features			= context.getDeviceFeatures();
   1570 	int								numSupportedSets	= 0;
   1571 	int								numErrors			= 0;
   1572 	int								numWarnings			= 0;
   1573 
   1574 	for (int setNdx = 0; setNdx < DE_LENGTH_OF_ARRAY(s_compressedFormatSets); ++setNdx)
   1575 	{
   1576 		const char* const	setName			= s_compressedFormatSets[setNdx].setName;
   1577 		const char* const	featureName		= s_compressedFormatSets[setNdx].featureName;
   1578 		const bool			featureBitSet	= features.*s_compressedFormatSets[setNdx].feature == VK_TRUE;
   1579 		const bool			allSupported	= optimalTilingFeaturesSupportedForAll(context,
   1580 																				   s_compressedFormatSets[setNdx].formatsBegin,
   1581 																				   s_compressedFormatSets[setNdx].formatsEnd,
   1582 																				   VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT);
   1583 
   1584 		if (featureBitSet && !allSupported)
   1585 		{
   1586 			log << TestLog::Message << "ERROR: " << featureName << " = VK_TRUE but " << setName << " formats not supported" << TestLog::EndMessage;
   1587 			numErrors += 1;
   1588 		}
   1589 		else if (allSupported && !featureBitSet)
   1590 		{
   1591 			log << TestLog::Message << "WARNING: " << setName << " formats supported but " << featureName << " = VK_FALSE" << TestLog::EndMessage;
   1592 			numWarnings += 1;
   1593 		}
   1594 
   1595 		if (featureBitSet)
   1596 		{
   1597 			log << TestLog::Message << "All " << setName << " formats are supported" << TestLog::EndMessage;
   1598 			numSupportedSets += 1;
   1599 		}
   1600 		else
   1601 			log << TestLog::Message << setName << " formats are not supported" << TestLog::EndMessage;
   1602 	}
   1603 
   1604 	if (numSupportedSets == 0)
   1605 	{
   1606 		log << TestLog::Message << "No compressed format sets supported" << TestLog::EndMessage;
   1607 		numErrors += 1;
   1608 	}
   1609 
   1610 	if (numErrors > 0)
   1611 		return tcu::TestStatus::fail("Compressed format support not valid");
   1612 	else if (numWarnings > 0)
   1613 		return tcu::TestStatus(QP_TEST_RESULT_QUALITY_WARNING, "Found inconsistencies in compressed format support");
   1614 	else
   1615 		return tcu::TestStatus::pass("Compressed texture format support is valid");
   1616 }
   1617 
   1618 void createFormatTests (tcu::TestCaseGroup* testGroup)
   1619 {
   1620 	DE_STATIC_ASSERT(VK_FORMAT_UNDEFINED == 0);
   1621 
   1622 	for (deUint32 formatNdx = VK_FORMAT_UNDEFINED+1; formatNdx < VK_FORMAT_LAST; ++formatNdx)
   1623 	{
   1624 		const VkFormat		format			= (VkFormat)formatNdx;
   1625 		const char* const	enumName		= getFormatName(format);
   1626 		const string		caseName		= de::toLower(string(enumName).substr(10));
   1627 
   1628 		addFunctionCase(testGroup, caseName, enumName, formatProperties, format);
   1629 	}
   1630 
   1631 	addFunctionCase(testGroup, "depth_stencil",			"",	testDepthStencilSupported);
   1632 	addFunctionCase(testGroup, "compressed_formats",	"",	testCompressedFormatsSupported);
   1633 }
   1634 
   1635 VkImageUsageFlags getValidImageUsageFlags (VkFormat, VkFormatFeatureFlags supportedFeatures)
   1636 {
   1637 	VkImageUsageFlags	flags	= (VkImageUsageFlags)0;
   1638 
   1639 	// If format is supported at all, it must be valid transfer src+dst
   1640 	if (supportedFeatures != 0)
   1641 		flags |= VK_IMAGE_USAGE_TRANSFER_SRC_BIT|VK_IMAGE_USAGE_TRANSFER_DST_BIT;
   1642 
   1643 	if ((supportedFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT) != 0)
   1644 		flags |= VK_IMAGE_USAGE_SAMPLED_BIT;
   1645 
   1646 	if ((supportedFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT) != 0)
   1647 		flags |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT|VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT|VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT;
   1648 
   1649 	if ((supportedFeatures & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT) != 0)
   1650 		flags |= VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
   1651 
   1652 	if ((supportedFeatures & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT) != 0)
   1653 		flags |= VK_IMAGE_USAGE_STORAGE_BIT;
   1654 
   1655 	return flags;
   1656 }
   1657 
   1658 bool isValidImageUsageFlagCombination (VkImageUsageFlags usage)
   1659 {
   1660 	return usage != 0;
   1661 }
   1662 
   1663 VkImageCreateFlags getValidImageCreateFlags (const VkPhysicalDeviceFeatures& deviceFeatures, VkFormat, VkFormatFeatureFlags, VkImageType type, VkImageUsageFlags usage)
   1664 {
   1665 	VkImageCreateFlags	flags	= (VkImageCreateFlags)0;
   1666 
   1667 	if ((usage & VK_IMAGE_USAGE_SAMPLED_BIT) != 0)
   1668 	{
   1669 		flags |= VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT;
   1670 
   1671 		if (type == VK_IMAGE_TYPE_2D)
   1672 			flags |= VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT;
   1673 	}
   1674 
   1675 	if ((usage & (VK_IMAGE_USAGE_SAMPLED_BIT|VK_IMAGE_USAGE_STORAGE_BIT)) != 0 &&
   1676 		(usage & VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT) == 0)
   1677 	{
   1678 		if (deviceFeatures.sparseBinding)
   1679 			flags |= VK_IMAGE_CREATE_SPARSE_BINDING_BIT|VK_IMAGE_CREATE_SPARSE_RESIDENCY_BIT;
   1680 
   1681 		if (deviceFeatures.sparseResidencyAliased)
   1682 			flags |= VK_IMAGE_CREATE_SPARSE_ALIASED_BIT;
   1683 	}
   1684 
   1685 	return flags;
   1686 }
   1687 
   1688 bool isValidImageCreateFlagCombination (VkImageCreateFlags)
   1689 {
   1690 	return true;
   1691 }
   1692 
   1693 bool isRequiredImageParameterCombination (const VkPhysicalDeviceFeatures&	deviceFeatures,
   1694 										  const VkFormat					format,
   1695 										  const VkFormatProperties&			formatProperties,
   1696 										  const VkImageType					imageType,
   1697 										  const VkImageTiling				imageTiling,
   1698 										  const VkImageUsageFlags			usageFlags,
   1699 										  const VkImageCreateFlags			createFlags)
   1700 {
   1701 	DE_UNREF(deviceFeatures);
   1702 	DE_UNREF(formatProperties);
   1703 	DE_UNREF(createFlags);
   1704 
   1705 	// Linear images can have arbitrary limitations
   1706 	if (imageTiling == VK_IMAGE_TILING_LINEAR)
   1707 		return false;
   1708 
   1709 	// Support for other usages for compressed formats is optional
   1710 	if (isCompressedFormat(format) &&
   1711 		(usageFlags & ~(VK_IMAGE_USAGE_SAMPLED_BIT|VK_IMAGE_USAGE_TRANSFER_SRC_BIT|VK_IMAGE_USAGE_TRANSFER_DST_BIT)) != 0)
   1712 		return false;
   1713 
   1714 	// Support for 1D, and sliced 3D compressed formats is optional
   1715 	if (isCompressedFormat(format) && (imageType == VK_IMAGE_TYPE_1D || imageType == VK_IMAGE_TYPE_3D))
   1716 		return false;
   1717 
   1718 	DE_ASSERT(deviceFeatures.sparseBinding || (createFlags & (VK_IMAGE_CREATE_SPARSE_BINDING_BIT|VK_IMAGE_CREATE_SPARSE_RESIDENCY_BIT)) == 0);
   1719 	DE_ASSERT(deviceFeatures.sparseResidencyAliased || (createFlags & VK_IMAGE_CREATE_SPARSE_ALIASED_BIT) == 0);
   1720 
   1721 	return true;
   1722 }
   1723 
   1724 VkSampleCountFlags getRequiredOptimalTilingSampleCounts (const VkPhysicalDeviceLimits&	deviceLimits,
   1725 														 const VkFormat					format,
   1726 														 const VkImageUsageFlags		usageFlags)
   1727 {
   1728 	if (!isCompressedFormat(format))
   1729 	{
   1730 		const tcu::TextureFormat		tcuFormat	= mapVkFormat(format);
   1731 
   1732 		if (usageFlags & VK_IMAGE_USAGE_STORAGE_BIT)
   1733 			return deviceLimits.storageImageSampleCounts;
   1734 		else if (tcuFormat.order == tcu::TextureFormat::D)
   1735 			return deviceLimits.sampledImageDepthSampleCounts;
   1736 		else if (tcuFormat.order == tcu::TextureFormat::S)
   1737 			return deviceLimits.sampledImageStencilSampleCounts;
   1738 		else if (tcuFormat.order == tcu::TextureFormat::DS)
   1739 			return deviceLimits.sampledImageDepthSampleCounts & deviceLimits.sampledImageStencilSampleCounts;
   1740 		else
   1741 		{
   1742 			const tcu::TextureChannelClass	chnClass	= tcu::getTextureChannelClass(tcuFormat.type);
   1743 
   1744 			if (chnClass == tcu::TEXTURECHANNELCLASS_UNSIGNED_INTEGER ||
   1745 				chnClass == tcu::TEXTURECHANNELCLASS_SIGNED_INTEGER)
   1746 				return deviceLimits.sampledImageIntegerSampleCounts;
   1747 			else
   1748 				return deviceLimits.sampledImageColorSampleCounts;
   1749 		}
   1750 	}
   1751 	else
   1752 		return VK_SAMPLE_COUNT_1_BIT;
   1753 }
   1754 
   1755 struct ImageFormatPropertyCase
   1756 {
   1757 	VkFormat		format;
   1758 	VkImageType		imageType;
   1759 	VkImageTiling	tiling;
   1760 
   1761 	ImageFormatPropertyCase (VkFormat format_, VkImageType imageType_, VkImageTiling tiling_)
   1762 		: format	(format_)
   1763 		, imageType	(imageType_)
   1764 		, tiling	(tiling_)
   1765 	{}
   1766 
   1767 	ImageFormatPropertyCase (void)
   1768 		: format	(VK_FORMAT_LAST)
   1769 		, imageType	(VK_IMAGE_TYPE_LAST)
   1770 		, tiling	(VK_IMAGE_TILING_LAST)
   1771 	{}
   1772 };
   1773 
   1774 tcu::TestStatus imageFormatProperties (Context& context, ImageFormatPropertyCase params)
   1775 {
   1776 	TestLog&						log					= context.getTestContext().getLog();
   1777 	const VkFormat					format				= params.format;
   1778 	const VkImageType				imageType			= params.imageType;
   1779 	const VkImageTiling				tiling				= params.tiling;
   1780 	const VkPhysicalDeviceFeatures&	deviceFeatures		= context.getDeviceFeatures();
   1781 	const VkPhysicalDeviceLimits&	deviceLimits		= context.getDeviceProperties().limits;
   1782 	const VkFormatProperties		formatProperties	= getPhysicalDeviceFormatProperties(context.getInstanceInterface(), context.getPhysicalDevice(), format);
   1783 
   1784 	const VkFormatFeatureFlags		supportedFeatures	= tiling == VK_IMAGE_TILING_LINEAR ? formatProperties.linearTilingFeatures : formatProperties.optimalTilingFeatures;
   1785 	const VkImageUsageFlags			usageFlagSet		= getValidImageUsageFlags(format, supportedFeatures);
   1786 
   1787 	tcu::ResultCollector			results				(log, "ERROR: ");
   1788 
   1789 	for (VkImageUsageFlags curUsageFlags = 0; curUsageFlags <= usageFlagSet; curUsageFlags++)
   1790 	{
   1791 		if ((curUsageFlags & ~usageFlagSet) != 0 ||
   1792 			!isValidImageUsageFlagCombination(curUsageFlags))
   1793 			continue;
   1794 
   1795 		const VkImageCreateFlags	createFlagSet		= getValidImageCreateFlags(deviceFeatures, format, supportedFeatures, imageType, curUsageFlags);
   1796 
   1797 		for (VkImageCreateFlags curCreateFlags = 0; curCreateFlags <= createFlagSet; curCreateFlags++)
   1798 		{
   1799 			if ((curCreateFlags & ~createFlagSet) != 0 ||
   1800 				!isValidImageCreateFlagCombination(curCreateFlags))
   1801 				continue;
   1802 
   1803 			const bool				isRequiredCombination	= isRequiredImageParameterCombination(deviceFeatures,
   1804 																								  format,
   1805 																								  formatProperties,
   1806 																								  imageType,
   1807 																								  tiling,
   1808 																								  curUsageFlags,
   1809 																								  curCreateFlags);
   1810 			VkImageFormatProperties	properties;
   1811 			VkResult				queryResult;
   1812 
   1813 			log << TestLog::Message << "Testing " << getImageTypeStr(imageType) << ", "
   1814 									<< getImageTilingStr(tiling) << ", "
   1815 									<< getImageUsageFlagsStr(curUsageFlags) << ", "
   1816 									<< getImageCreateFlagsStr(curCreateFlags)
   1817 				<< TestLog::EndMessage;
   1818 
   1819 			// Set return value to known garbage
   1820 			deMemset(&properties, 0xcd, sizeof(properties));
   1821 
   1822 			queryResult = context.getInstanceInterface().getPhysicalDeviceImageFormatProperties(context.getPhysicalDevice(),
   1823 																								format,
   1824 																								imageType,
   1825 																								tiling,
   1826 																								curUsageFlags,
   1827 																								curCreateFlags,
   1828 																								&properties);
   1829 
   1830 			if (queryResult == VK_SUCCESS)
   1831 			{
   1832 				const deUint32	fullMipPyramidSize	= de::max(de::max(deLog2Ceil32(properties.maxExtent.width),
   1833 																	  deLog2Ceil32(properties.maxExtent.height)),
   1834 															  deLog2Ceil32(properties.maxExtent.depth)) + 1;
   1835 
   1836 				log << TestLog::Message << properties << "\n" << TestLog::EndMessage;
   1837 
   1838 				results.check(imageType != VK_IMAGE_TYPE_1D || (properties.maxExtent.width >= 1 && properties.maxExtent.height == 1 && properties.maxExtent.depth == 1), "Invalid dimensions for 1D image");
   1839 				results.check(imageType != VK_IMAGE_TYPE_2D || (properties.maxExtent.width >= 1 && properties.maxExtent.height >= 1 && properties.maxExtent.depth == 1), "Invalid dimensions for 2D image");
   1840 				results.check(imageType != VK_IMAGE_TYPE_3D || (properties.maxExtent.width >= 1 && properties.maxExtent.height >= 1 && properties.maxExtent.depth >= 1), "Invalid dimensions for 3D image");
   1841 				results.check(imageType != VK_IMAGE_TYPE_3D || properties.maxArrayLayers == 1, "Invalid maxArrayLayers for 3D image");
   1842 
   1843 				if (tiling == VK_IMAGE_TILING_OPTIMAL)
   1844 				{
   1845 					const VkSampleCountFlags	requiredSampleCounts	= getRequiredOptimalTilingSampleCounts(deviceLimits, format, curUsageFlags);
   1846 					results.check((properties.sampleCounts & requiredSampleCounts) == requiredSampleCounts, "Required sample counts not supported");
   1847 				}
   1848 				else
   1849 					results.check(properties.sampleCounts == VK_SAMPLE_COUNT_1_BIT, "sampleCounts != VK_SAMPLE_COUNT_1_BIT");
   1850 
   1851 				if (isRequiredCombination)
   1852 				{
   1853 					results.check(imageType != VK_IMAGE_TYPE_1D || (properties.maxExtent.width	>= deviceLimits.maxImageDimension1D),
   1854 								  "Reported dimensions smaller than device limits");
   1855 					results.check(imageType != VK_IMAGE_TYPE_2D || (properties.maxExtent.width	>= deviceLimits.maxImageDimension2D &&
   1856 																	properties.maxExtent.height	>= deviceLimits.maxImageDimension2D),
   1857 								  "Reported dimensions smaller than device limits");
   1858 					results.check(imageType != VK_IMAGE_TYPE_3D || (properties.maxExtent.width	>= deviceLimits.maxImageDimension3D &&
   1859 																	properties.maxExtent.height	>= deviceLimits.maxImageDimension3D &&
   1860 																	properties.maxExtent.depth	>= deviceLimits.maxImageDimension3D),
   1861 								  "Reported dimensions smaller than device limits");
   1862 					results.check(properties.maxMipLevels == fullMipPyramidSize, "maxMipLevels is not full mip pyramid size");
   1863 					results.check(imageType == VK_IMAGE_TYPE_3D || properties.maxArrayLayers >= deviceLimits.maxImageArrayLayers,
   1864 								  "maxArrayLayers smaller than device limits");
   1865 				}
   1866 				else
   1867 				{
   1868 					results.check(properties.maxMipLevels == 1 || properties.maxMipLevels == fullMipPyramidSize, "Invalid mip pyramid size");
   1869 					results.check(properties.maxArrayLayers >= 1, "Invalid maxArrayLayers");
   1870 				}
   1871 
   1872 				results.check(properties.maxResourceSize >= (VkDeviceSize)MINIMUM_REQUIRED_IMAGE_RESOURCE_SIZE,
   1873 							  "maxResourceSize smaller than minimum required size");
   1874 			}
   1875 			else if (queryResult == VK_ERROR_FORMAT_NOT_SUPPORTED)
   1876 			{
   1877 				log << TestLog::Message << "Got VK_ERROR_FORMAT_NOT_SUPPORTED" << TestLog::EndMessage;
   1878 
   1879 				if (isRequiredCombination)
   1880 					results.fail("VK_ERROR_FORMAT_NOT_SUPPORTED returned for required image parameter combination");
   1881 
   1882 				// Specification requires that all fields are set to 0
   1883 				results.check(properties.maxExtent.width	== 0, "maxExtent.width != 0");
   1884 				results.check(properties.maxExtent.height	== 0, "maxExtent.height != 0");
   1885 				results.check(properties.maxExtent.depth	== 0, "maxExtent.depth != 0");
   1886 				results.check(properties.maxMipLevels		== 0, "maxMipLevels != 0");
   1887 				results.check(properties.maxArrayLayers		== 0, "maxArrayLayers != 0");
   1888 				results.check(properties.sampleCounts		== 0, "sampleCounts != 0");
   1889 				results.check(properties.maxResourceSize	== 0, "maxResourceSize != 0");
   1890 			}
   1891 			else
   1892 			{
   1893 				results.fail("Got unexpected error" + de::toString(queryResult));
   1894 			}
   1895 		}
   1896 	}
   1897 
   1898 	return tcu::TestStatus(results.getResult(), results.getMessage());
   1899 }
   1900 
   1901 void createImageFormatTypeTilingTests (tcu::TestCaseGroup* testGroup, ImageFormatPropertyCase params)
   1902 {
   1903 	DE_ASSERT(params.format == VK_FORMAT_LAST);
   1904 
   1905 	for (deUint32 formatNdx = VK_FORMAT_UNDEFINED+1; formatNdx < VK_FORMAT_LAST; ++formatNdx)
   1906 	{
   1907 		const VkFormat		format			= (VkFormat)formatNdx;
   1908 		const char* const	enumName		= getFormatName(format);
   1909 		const string		caseName		= de::toLower(string(enumName).substr(10));
   1910 
   1911 		params.format = format;
   1912 
   1913 		addFunctionCase(testGroup, caseName, enumName, imageFormatProperties, params);
   1914 	}
   1915 }
   1916 
   1917 void createImageFormatTypeTests (tcu::TestCaseGroup* testGroup, ImageFormatPropertyCase params)
   1918 {
   1919 	DE_ASSERT(params.tiling == VK_IMAGE_TILING_LAST);
   1920 
   1921 	testGroup->addChild(createTestGroup(testGroup->getTestContext(), "optimal",	"",	createImageFormatTypeTilingTests, ImageFormatPropertyCase(VK_FORMAT_LAST, params.imageType, VK_IMAGE_TILING_OPTIMAL)));
   1922 	testGroup->addChild(createTestGroup(testGroup->getTestContext(), "linear",	"",	createImageFormatTypeTilingTests, ImageFormatPropertyCase(VK_FORMAT_LAST, params.imageType, VK_IMAGE_TILING_LINEAR)));
   1923 }
   1924 
   1925 void createImageFormatTests (tcu::TestCaseGroup* testGroup)
   1926 {
   1927 	testGroup->addChild(createTestGroup(testGroup->getTestContext(), "1d", "", createImageFormatTypeTests, ImageFormatPropertyCase(VK_FORMAT_LAST, VK_IMAGE_TYPE_1D, VK_IMAGE_TILING_LAST)));
   1928 	testGroup->addChild(createTestGroup(testGroup->getTestContext(), "2d", "", createImageFormatTypeTests, ImageFormatPropertyCase(VK_FORMAT_LAST, VK_IMAGE_TYPE_2D, VK_IMAGE_TILING_LAST)));
   1929 	testGroup->addChild(createTestGroup(testGroup->getTestContext(), "3d", "", createImageFormatTypeTests, ImageFormatPropertyCase(VK_FORMAT_LAST, VK_IMAGE_TYPE_3D, VK_IMAGE_TILING_LAST)));
   1930 }
   1931 
   1932 } // anonymous
   1933 
   1934 tcu::TestCaseGroup* createFeatureInfoTests (tcu::TestContext& testCtx)
   1935 {
   1936 	de::MovePtr<tcu::TestCaseGroup>	infoTests	(new tcu::TestCaseGroup(testCtx, "info", "Platform Information Tests"));
   1937 
   1938 	{
   1939 		de::MovePtr<tcu::TestCaseGroup> instanceInfoTests	(new tcu::TestCaseGroup(testCtx, "instance", "Instance Information Tests"));
   1940 
   1941 		addFunctionCase(instanceInfoTests.get(), "physical_devices",		"Physical devices",			enumeratePhysicalDevices);
   1942 		addFunctionCase(instanceInfoTests.get(), "layers",					"Layers",					enumerateInstanceLayers);
   1943 		addFunctionCase(instanceInfoTests.get(), "extensions",				"Extensions",				enumerateInstanceExtensions);
   1944 
   1945 		infoTests->addChild(instanceInfoTests.release());
   1946 	}
   1947 
   1948 	{
   1949 		de::MovePtr<tcu::TestCaseGroup> deviceInfoTests	(new tcu::TestCaseGroup(testCtx, "device", "Device Information Tests"));
   1950 
   1951 		addFunctionCase(deviceInfoTests.get(), "features",					"Device Features",			deviceFeatures);
   1952 		addFunctionCase(deviceInfoTests.get(), "properties",				"Device Properties",		deviceProperties);
   1953 		addFunctionCase(deviceInfoTests.get(), "queue_family_properties",	"Queue family properties",	deviceQueueFamilyProperties);
   1954 		addFunctionCase(deviceInfoTests.get(), "memory_properties",			"Memory properties",		deviceMemoryProperties);
   1955 		addFunctionCase(deviceInfoTests.get(), "layers",					"Layers",					enumerateDeviceLayers);
   1956 		addFunctionCase(deviceInfoTests.get(), "extensions",				"Extensions",				enumerateDeviceExtensions);
   1957 
   1958 		infoTests->addChild(deviceInfoTests.release());
   1959 	}
   1960 
   1961 	infoTests->addChild(createTestGroup(testCtx, "format_properties",		"VkGetPhysicalDeviceFormatProperties() Tests",		createFormatTests));
   1962 	infoTests->addChild(createTestGroup(testCtx, "image_format_properties",	"VkGetPhysicalDeviceImageFormatProperties() Tests",	createImageFormatTests));
   1963 
   1964 	return infoTests.release();
   1965 }
   1966 
   1967 } // api
   1968 } // vkt
   1969