1 /* 2 * Copyright (C) 2016 Google, Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef HELPERS_H 18 #define HELPERS_H 19 20 #include <vector> 21 #include <sstream> 22 #include <stdexcept> 23 #include <vulkan/vulkan.h> 24 25 #include "HelpersDispatchTable.h" 26 27 namespace vk { 28 29 inline VkResult assert_success(VkResult res) { 30 if (res != VK_SUCCESS) { 31 std::stringstream ss; 32 ss << "VkResult " << res << " returned"; 33 throw std::runtime_error(ss.str()); 34 } 35 36 return res; 37 } 38 39 inline VkResult enumerate(const char *layer, std::vector<VkExtensionProperties> &exts) { 40 uint32_t count = 0; 41 vk::EnumerateInstanceExtensionProperties(layer, &count, nullptr); 42 43 exts.resize(count); 44 return vk::EnumerateInstanceExtensionProperties(layer, &count, exts.data()); 45 } 46 47 inline VkResult enumerate(VkPhysicalDevice phy, const char *layer, std::vector<VkExtensionProperties> &exts) { 48 uint32_t count = 0; 49 vk::EnumerateDeviceExtensionProperties(phy, layer, &count, nullptr); 50 51 exts.resize(count); 52 return vk::EnumerateDeviceExtensionProperties(phy, layer, &count, exts.data()); 53 } 54 55 inline VkResult enumerate(VkInstance instance, std::vector<VkPhysicalDevice> &phys) { 56 uint32_t count = 0; 57 vk::EnumeratePhysicalDevices(instance, &count, nullptr); 58 59 phys.resize(count); 60 return vk::EnumeratePhysicalDevices(instance, &count, phys.data()); 61 } 62 63 inline VkResult enumerate(std::vector<VkLayerProperties> &layer_props) { 64 uint32_t count = 0; 65 vk::EnumerateInstanceLayerProperties(&count, nullptr); 66 67 layer_props.resize(count); 68 return vk::EnumerateInstanceLayerProperties(&count, layer_props.data()); 69 } 70 71 inline VkResult get(VkPhysicalDevice phy, std::vector<VkQueueFamilyProperties> &queues) { 72 uint32_t count = 0; 73 vk::GetPhysicalDeviceQueueFamilyProperties(phy, &count, nullptr); 74 75 queues.resize(count); 76 vk::GetPhysicalDeviceQueueFamilyProperties(phy, &count, queues.data()); 77 78 return VK_SUCCESS; 79 } 80 81 inline VkResult get(VkPhysicalDevice phy, VkSurfaceKHR surface, std::vector<VkSurfaceFormatKHR> &formats) { 82 uint32_t count = 0; 83 vk::GetPhysicalDeviceSurfaceFormatsKHR(phy, surface, &count, nullptr); 84 85 formats.resize(count); 86 return vk::GetPhysicalDeviceSurfaceFormatsKHR(phy, surface, &count, formats.data()); 87 } 88 89 inline VkResult get(VkPhysicalDevice phy, VkSurfaceKHR surface, std::vector<VkPresentModeKHR> &modes) { 90 uint32_t count = 0; 91 vk::GetPhysicalDeviceSurfacePresentModesKHR(phy, surface, &count, nullptr); 92 93 modes.resize(count); 94 return vk::GetPhysicalDeviceSurfacePresentModesKHR(phy, surface, &count, modes.data()); 95 } 96 97 inline VkResult get(VkDevice dev, VkSwapchainKHR swapchain, std::vector<VkImage> &images) { 98 uint32_t count = 0; 99 vk::GetSwapchainImagesKHR(dev, swapchain, &count, nullptr); 100 101 images.resize(count); 102 return vk::GetSwapchainImagesKHR(dev, swapchain, &count, images.data()); 103 } 104 105 } // namespace vk 106 107 #endif // HELPERS_H 108
