| /* | 
 |  * Copyright 2015 The Android Open Source Project | 
 |  * | 
 |  * Licensed under the Apache License, Version 2.0 (the "License"); | 
 |  * you may not use this file except in compliance with the License. | 
 |  * You may obtain a copy of the License at | 
 |  * | 
 |  *      http://www.apache.org/licenses/LICENSE-2.0 | 
 |  * | 
 |  * Unless required by applicable law or agreed to in writing, software | 
 |  * distributed under the License is distributed on an "AS IS" BASIS, | 
 |  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
 |  * See the License for the specific language governing permissions and | 
 |  * limitations under the License. | 
 |  */ | 
 |  | 
 | #include <inttypes.h> | 
 | #include <stdlib.h> | 
 | #include <unistd.h> | 
 |  | 
 | #include <algorithm> | 
 | #include <array> | 
 | #include <sstream> | 
 | #include <vector> | 
 |  | 
 | #include <vulkan/vulkan.h> | 
 |  | 
 | namespace { | 
 |  | 
 | struct Options { | 
 |     bool layer_description; | 
 |     bool layer_extensions; | 
 |     bool unsupported_features; | 
 |     bool validate; | 
 | }; | 
 |  | 
 | struct GpuInfo { | 
 |     VkPhysicalDeviceProperties properties; | 
 |     VkPhysicalDeviceMemoryProperties memory; | 
 |     VkPhysicalDeviceFeatures features; | 
 |     std::vector<VkQueueFamilyProperties> queue_families; | 
 |     std::vector<VkExtensionProperties> extensions; | 
 |     std::vector<VkLayerProperties> layers; | 
 |     std::vector<std::vector<VkExtensionProperties>> layer_extensions; | 
 | }; | 
 | struct VulkanInfo { | 
 |     std::vector<VkExtensionProperties> extensions; | 
 |     std::vector<VkLayerProperties> layers; | 
 |     std::vector<std::vector<VkExtensionProperties>> layer_extensions; | 
 |     std::vector<GpuInfo> gpus; | 
 | }; | 
 |  | 
 | // ---------------------------------------------------------------------------- | 
 |  | 
 | [[noreturn]] void die(const char* proc, VkResult result) { | 
 |     const char* result_str; | 
 |     switch (result) { | 
 |         // clang-format off | 
 |         case VK_SUCCESS: result_str = "VK_SUCCESS"; break; | 
 |         case VK_NOT_READY: result_str = "VK_NOT_READY"; break; | 
 |         case VK_TIMEOUT: result_str = "VK_TIMEOUT"; break; | 
 |         case VK_EVENT_SET: result_str = "VK_EVENT_SET"; break; | 
 |         case VK_EVENT_RESET: result_str = "VK_EVENT_RESET"; break; | 
 |         case VK_INCOMPLETE: result_str = "VK_INCOMPLETE"; break; | 
 |         case VK_ERROR_OUT_OF_HOST_MEMORY: result_str = "VK_ERROR_OUT_OF_HOST_MEMORY"; break; | 
 |         case VK_ERROR_OUT_OF_DEVICE_MEMORY: result_str = "VK_ERROR_OUT_OF_DEVICE_MEMORY"; break; | 
 |         case VK_ERROR_INITIALIZATION_FAILED: result_str = "VK_ERROR_INITIALIZATION_FAILED"; break; | 
 |         case VK_ERROR_DEVICE_LOST: result_str = "VK_ERROR_DEVICE_LOST"; break; | 
 |         case VK_ERROR_MEMORY_MAP_FAILED: result_str = "VK_ERROR_MEMORY_MAP_FAILED"; break; | 
 |         case VK_ERROR_LAYER_NOT_PRESENT: result_str = "VK_ERROR_LAYER_NOT_PRESENT"; break; | 
 |         case VK_ERROR_EXTENSION_NOT_PRESENT: result_str = "VK_ERROR_EXTENSION_NOT_PRESENT"; break; | 
 |         case VK_ERROR_INCOMPATIBLE_DRIVER: result_str = "VK_ERROR_INCOMPATIBLE_DRIVER"; break; | 
 |         default: result_str = "<unknown VkResult>"; break; | 
 |             // clang-format on | 
 |     } | 
 |     fprintf(stderr, "%s failed: %s (%d)\n", proc, result_str, result); | 
 |     exit(1); | 
 | } | 
 |  | 
 | bool HasExtension(const std::vector<VkExtensionProperties>& extensions, | 
 |                   const char* name) { | 
 |     return std::find_if(extensions.cbegin(), extensions.cend(), | 
 |                         [=](const VkExtensionProperties& prop) { | 
 |                             return strcmp(prop.extensionName, name) == 0; | 
 |                         }) != extensions.end(); | 
 | } | 
 |  | 
 | void EnumerateInstanceExtensions( | 
 |     const char* layer_name, | 
 |     std::vector<VkExtensionProperties>* extensions) { | 
 |     VkResult result; | 
 |     uint32_t count; | 
 |     result = | 
 |         vkEnumerateInstanceExtensionProperties(layer_name, &count, nullptr); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateInstanceExtensionProperties (count)", result); | 
 |     do { | 
 |         extensions->resize(count); | 
 |         result = vkEnumerateInstanceExtensionProperties(layer_name, &count, | 
 |                                                         extensions->data()); | 
 |     } while (result == VK_INCOMPLETE); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateInstanceExtensionProperties (data)", result); | 
 | } | 
 |  | 
 | void EnumerateDeviceExtensions(VkPhysicalDevice gpu, | 
 |                                const char* layer_name, | 
 |                                std::vector<VkExtensionProperties>* extensions) { | 
 |     VkResult result; | 
 |     uint32_t count; | 
 |     result = | 
 |         vkEnumerateDeviceExtensionProperties(gpu, layer_name, &count, nullptr); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateDeviceExtensionProperties (count)", result); | 
 |     do { | 
 |         extensions->resize(count); | 
 |         result = vkEnumerateDeviceExtensionProperties(gpu, layer_name, &count, | 
 |                                                       extensions->data()); | 
 |     } while (result == VK_INCOMPLETE); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateDeviceExtensionProperties (data)", result); | 
 | } | 
 |  | 
 | void GatherGpuInfo(VkPhysicalDevice gpu, | 
 |                    const Options &options, | 
 |                    GpuInfo& info) { | 
 |     VkResult result; | 
 |     uint32_t count; | 
 |  | 
 |     vkGetPhysicalDeviceProperties(gpu, &info.properties); | 
 |     vkGetPhysicalDeviceMemoryProperties(gpu, &info.memory); | 
 |     vkGetPhysicalDeviceFeatures(gpu, &info.features); | 
 |  | 
 |     vkGetPhysicalDeviceQueueFamilyProperties(gpu, &count, nullptr); | 
 |     info.queue_families.resize(count); | 
 |     vkGetPhysicalDeviceQueueFamilyProperties(gpu, &count, | 
 |                                              info.queue_families.data()); | 
 |  | 
 |     result = vkEnumerateDeviceLayerProperties(gpu, &count, nullptr); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateDeviceLayerProperties (count)", result); | 
 |     do { | 
 |         info.layers.resize(count); | 
 |         result = | 
 |             vkEnumerateDeviceLayerProperties(gpu, &count, info.layers.data()); | 
 |     } while (result == VK_INCOMPLETE); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateDeviceLayerProperties (data)", result); | 
 |     info.layer_extensions.resize(info.layers.size()); | 
 |  | 
 |     EnumerateDeviceExtensions(gpu, nullptr, &info.extensions); | 
 |     for (size_t i = 0; i < info.layers.size(); i++) { | 
 |         EnumerateDeviceExtensions(gpu, info.layers[i].layerName, | 
 |                                   &info.layer_extensions[i]); | 
 |     } | 
 |  | 
 |     const std::array<const char*, 1> kDesiredExtensions = { | 
 |         {VK_KHR_SWAPCHAIN_EXTENSION_NAME}, | 
 |     }; | 
 |     const char* extensions[kDesiredExtensions.size()]; | 
 |     uint32_t num_extensions = 0; | 
 |     for (const auto& desired_ext : kDesiredExtensions) { | 
 |         bool available = HasExtension(info.extensions, desired_ext); | 
 |         if (options.validate) { | 
 |             for (size_t i = 0; !available && i < info.layer_extensions.size(); | 
 |                  i++) | 
 |                 available = HasExtension(info.layer_extensions[i], desired_ext); | 
 |         } | 
 |         if (available) | 
 |             extensions[num_extensions++] = desired_ext; | 
 |     } | 
 |  | 
 |     VkDevice device; | 
 |     float queue_priorities[] = {0.0}; | 
 |     const VkDeviceQueueCreateInfo queue_create_info = { | 
 |         .sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO, | 
 |         .queueFamilyIndex = 0, | 
 |         .queueCount = 1, | 
 |         .pQueuePriorities = queue_priorities | 
 |     }; | 
 |     // clang-format off | 
 |     const char *kValidationLayers[] = { | 
 |         "VK_LAYER_GOOGLE_threading", | 
 |         "VK_LAYER_LUNARG_parameter_validation", | 
 |         "VK_LAYER_LUNARG_device_limits", | 
 |         "VK_LAYER_LUNARG_object_tracker", | 
 |         "VK_LAYER_LUNARG_image", | 
 |         "VK_LAYER_LUNARG_core_validation", | 
 |         "VK_LAYER_LUNARG_swapchain", | 
 |         "VK_LAYER_GOOGLE_unique_objects" | 
 |     }; | 
 |     // clang-format on | 
 |     uint32_t num_layers = sizeof(kValidationLayers) / sizeof(char*); | 
 |     const VkDeviceCreateInfo create_info = { | 
 |         .sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO, | 
 |         .queueCreateInfoCount = 1, | 
 |         .pQueueCreateInfos = &queue_create_info, | 
 |         .enabledExtensionCount = num_extensions, | 
 |         .ppEnabledExtensionNames = extensions, | 
 |         .enabledLayerCount = (options.validate) ? num_layers : 0, | 
 |         .ppEnabledLayerNames = kValidationLayers, | 
 |         .pEnabledFeatures = &info.features, | 
 |     }; | 
 |     result = vkCreateDevice(gpu, &create_info, nullptr, &device); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkCreateDevice", result); | 
 |     vkDestroyDevice(device, nullptr); | 
 | } | 
 |  | 
 | void GatherInfo(VulkanInfo* info, const Options& options) { | 
 |     VkResult result; | 
 |     uint32_t count; | 
 |  | 
 |     result = vkEnumerateInstanceLayerProperties(&count, nullptr); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateInstanceLayerProperties (count)", result); | 
 |     do { | 
 |         info->layers.resize(count); | 
 |         result = | 
 |             vkEnumerateInstanceLayerProperties(&count, info->layers.data()); | 
 |     } while (result == VK_INCOMPLETE); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumerateInstanceLayerProperties (data)", result); | 
 |     info->layer_extensions.resize(info->layers.size()); | 
 |  | 
 |     EnumerateInstanceExtensions(nullptr, &info->extensions); | 
 |     for (size_t i = 0; i < info->layers.size(); i++) { | 
 |         EnumerateInstanceExtensions(info->layers[i].layerName, | 
 |                                     &info->layer_extensions[i]); | 
 |     } | 
 |  | 
 |     const char* kDesiredExtensions[] = { | 
 |         VK_EXT_DEBUG_REPORT_EXTENSION_NAME, | 
 |     }; | 
 |     const char* | 
 |         extensions[sizeof(kDesiredExtensions) / sizeof(kDesiredExtensions[0])]; | 
 |     uint32_t num_extensions = 0; | 
 |     for (const auto& desired_ext : kDesiredExtensions) { | 
 |         bool available = HasExtension(info->extensions, desired_ext); | 
 |         if (options.validate) { | 
 |             for (size_t i = 0; !available && i < info->layer_extensions.size(); | 
 |                  i++) | 
 |                 available = | 
 |                     HasExtension(info->layer_extensions[i], desired_ext); | 
 |         } | 
 |         if (available) | 
 |             extensions[num_extensions++] = desired_ext; | 
 |     } | 
 |  | 
 |     // clang-format off | 
 |     const char *kValidationLayers[] = { | 
 |         "VK_LAYER_GOOGLE_threading", | 
 |         "VK_LAYER_LUNARG_parameter_validation", | 
 |         "VK_LAYER_LUNARG_device_limits", | 
 |         "VK_LAYER_LUNARG_object_tracker", | 
 |         "VK_LAYER_LUNARG_image", | 
 |         "VK_LAYER_LUNARG_core_validation", | 
 |         "VK_LAYER_LUNARG_swapchain", | 
 |         "VK_LAYER_GOOGLE_unique_objects" | 
 |     }; | 
 |     // clang-format on | 
 |     uint32_t num_layers = sizeof(kValidationLayers) / sizeof(char*); | 
 |  | 
 |     const VkApplicationInfo application_info = { | 
 |         .sType = VK_STRUCTURE_TYPE_APPLICATION_INFO, | 
 |         .pApplicationName = "vkinfo", | 
 |         .applicationVersion = 0, | 
 |         .pEngineName = "vkinfo", | 
 |         .engineVersion = 0, | 
 |         .apiVersion = VK_API_VERSION_1_0, | 
 |     }; | 
 |     const VkInstanceCreateInfo create_info = { | 
 |         .sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO, | 
 |         .pApplicationInfo = &application_info, | 
 |         .enabledExtensionCount = num_extensions, | 
 |         .ppEnabledExtensionNames = extensions, | 
 |         .enabledLayerCount = (options.validate) ? num_layers : 0, | 
 |         .ppEnabledLayerNames = kValidationLayers, | 
 |     }; | 
 |     VkInstance instance; | 
 |     result = vkCreateInstance(&create_info, nullptr, &instance); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkCreateInstance", result); | 
 |  | 
 |     uint32_t num_gpus; | 
 |     result = vkEnumeratePhysicalDevices(instance, &num_gpus, nullptr); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumeratePhysicalDevices (count)", result); | 
 |     std::vector<VkPhysicalDevice> gpus(num_gpus, VK_NULL_HANDLE); | 
 |     do { | 
 |         gpus.resize(num_gpus, VK_NULL_HANDLE); | 
 |         result = vkEnumeratePhysicalDevices(instance, &num_gpus, gpus.data()); | 
 |     } while (result == VK_INCOMPLETE); | 
 |     if (result != VK_SUCCESS) | 
 |         die("vkEnumeratePhysicalDevices (data)", result); | 
 |  | 
 |     info->gpus.resize(num_gpus); | 
 |     for (size_t i = 0; i < gpus.size(); i++) | 
 |         GatherGpuInfo(gpus[i], options, info->gpus.at(i)); | 
 |  | 
 |     vkDestroyInstance(instance, nullptr); | 
 | } | 
 |  | 
 | // ---------------------------------------------------------------------------- | 
 |  | 
 | const size_t kMaxIndent = 8; | 
 | const size_t kIndentSize = 3; | 
 | std::array<char, kMaxIndent * kIndentSize + 1> kIndent; | 
 | const char* Indent(size_t n) { | 
 |     static bool initialized = false; | 
 |     if (!initialized) { | 
 |         kIndent.fill(' '); | 
 |         kIndent.back() = '\0'; | 
 |         initialized = true; | 
 |     } | 
 |     return kIndent.data() + | 
 |            (kIndent.size() - (kIndentSize * std::min(n, kMaxIndent) + 1)); | 
 | } | 
 |  | 
 | const char* VkPhysicalDeviceTypeStr(VkPhysicalDeviceType type) { | 
 |     switch (type) { | 
 |         case VK_PHYSICAL_DEVICE_TYPE_OTHER: | 
 |             return "OTHER"; | 
 |         case VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU: | 
 |             return "INTEGRATED_GPU"; | 
 |         case VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU: | 
 |             return "DISCRETE_GPU"; | 
 |         case VK_PHYSICAL_DEVICE_TYPE_VIRTUAL_GPU: | 
 |             return "VIRTUAL_GPU"; | 
 |         case VK_PHYSICAL_DEVICE_TYPE_CPU: | 
 |             return "CPU"; | 
 |         default: | 
 |             return "<UNKNOWN>"; | 
 |     } | 
 | } | 
 |  | 
 | void PrintExtensions(const std::vector<VkExtensionProperties>& extensions, | 
 |                      const Options& /*options*/, | 
 |                      size_t indent) { | 
 |     for (const auto& e : extensions) | 
 |         printf("%s%s (v%u)\n", Indent(indent), e.extensionName, e.specVersion); | 
 | } | 
 |  | 
 | void PrintLayers( | 
 |     const std::vector<VkLayerProperties>& layers, | 
 |     const std::vector<std::vector<VkExtensionProperties>> extensions, | 
 |     const Options& options, | 
 |     size_t indent) { | 
 |     for (size_t i = 0; i < layers.size(); i++) { | 
 |         printf("%s%s %u.%u.%u/%u\n", Indent(indent), layers[i].layerName, | 
 |                VK_VERSION_MAJOR(layers[i].specVersion), | 
 |                VK_VERSION_MINOR(layers[i].specVersion), | 
 |                VK_VERSION_PATCH(layers[i].specVersion), | 
 |                layers[i].implementationVersion); | 
 |         if (options.layer_description) | 
 |             printf("%s%s\n", Indent(indent + 1), layers[i].description); | 
 |         if (options.layer_extensions && !extensions[i].empty()) { | 
 |             if (!extensions[i].empty()) { | 
 |                 printf("%sExtensions [%zu]:\n", Indent(indent + 1), | 
 |                        extensions[i].size()); | 
 |                 PrintExtensions(extensions[i], options, indent + 2); | 
 |             } | 
 |         } | 
 |     } | 
 | } | 
 |  | 
 | void PrintAllFeatures(const char* indent, | 
 |                       const VkPhysicalDeviceFeatures& features) { | 
 |     // clang-format off | 
 |     printf("%srobustBufferAccess: %s\n", indent, features.robustBufferAccess ? "YES" : "NO"); | 
 |     printf("%sfullDrawIndexUint32: %s\n", indent, features.fullDrawIndexUint32 ? "YES" : "NO"); | 
 |     printf("%simageCubeArray: %s\n", indent, features.imageCubeArray ? "YES" : "NO"); | 
 |     printf("%sindependentBlend: %s\n", indent, features.independentBlend ? "YES" : "NO"); | 
 |     printf("%sgeometryShader: %s\n", indent, features.geometryShader ? "YES" : "NO"); | 
 |     printf("%stessellationShader: %s\n", indent, features.tessellationShader ? "YES" : "NO"); | 
 |     printf("%ssampleRateShading: %s\n", indent, features.sampleRateShading ? "YES" : "NO"); | 
 |     printf("%sdualSrcBlend: %s\n", indent, features.dualSrcBlend ? "YES" : "NO"); | 
 |     printf("%slogicOp: %s\n", indent, features.logicOp ? "YES" : "NO"); | 
 |     printf("%smultiDrawIndirect: %s\n", indent, features.multiDrawIndirect ? "YES" : "NO"); | 
 |     printf("%sdrawIndirectFirstInstance: %s\n", indent, features.drawIndirectFirstInstance ? "YES" : "NO"); | 
 |     printf("%sdepthClamp: %s\n", indent, features.depthClamp ? "YES" : "NO"); | 
 |     printf("%sdepthBiasClamp: %s\n", indent, features.depthBiasClamp ? "YES" : "NO"); | 
 |     printf("%sfillModeNonSolid: %s\n", indent, features.fillModeNonSolid ? "YES" : "NO"); | 
 |     printf("%sdepthBounds: %s\n", indent, features.depthBounds ? "YES" : "NO"); | 
 |     printf("%swideLines: %s\n", indent, features.wideLines ? "YES" : "NO"); | 
 |     printf("%slargePoints: %s\n", indent, features.largePoints ? "YES" : "NO"); | 
 |     printf("%salphaToOne: %s\n", indent, features.alphaToOne ? "YES" : "NO"); | 
 |     printf("%smultiViewport: %s\n", indent, features.multiViewport ? "YES" : "NO"); | 
 |     printf("%ssamplerAnisotropy: %s\n", indent, features.samplerAnisotropy ? "YES" : "NO"); | 
 |     printf("%stextureCompressionETC2: %s\n", indent, features.textureCompressionETC2 ? "YES" : "NO"); | 
 |     printf("%stextureCompressionASTC_LDR: %s\n", indent, features.textureCompressionASTC_LDR ? "YES" : "NO"); | 
 |     printf("%stextureCompressionBC: %s\n", indent, features.textureCompressionBC ? "YES" : "NO"); | 
 |     printf("%socclusionQueryPrecise: %s\n", indent, features.occlusionQueryPrecise ? "YES" : "NO"); | 
 |     printf("%spipelineStatisticsQuery: %s\n", indent, features.pipelineStatisticsQuery ? "YES" : "NO"); | 
 |     printf("%svertexPipelineStoresAndAtomics: %s\n", indent, features.vertexPipelineStoresAndAtomics ? "YES" : "NO"); | 
 |     printf("%sfragmentStoresAndAtomics: %s\n", indent, features.fragmentStoresAndAtomics ? "YES" : "NO"); | 
 |     printf("%sshaderTessellationAndGeometryPointSize: %s\n", indent, features.shaderTessellationAndGeometryPointSize ? "YES" : "NO"); | 
 |     printf("%sshaderImageGatherExtended: %s\n", indent, features.shaderImageGatherExtended ? "YES" : "NO"); | 
 |     printf("%sshaderStorageImageExtendedFormats: %s\n", indent, features.shaderStorageImageExtendedFormats ? "YES" : "NO"); | 
 |     printf("%sshaderStorageImageMultisample: %s\n", indent, features.shaderStorageImageMultisample ? "YES" : "NO"); | 
 |     printf("%sshaderStorageImageReadWithoutFormat: %s\n", indent, features.shaderStorageImageReadWithoutFormat ? "YES" : "NO"); | 
 |     printf("%sshaderStorageImageWriteWithoutFormat: %s\n", indent, features.shaderStorageImageWriteWithoutFormat ? "YES" : "NO"); | 
 |     printf("%sshaderUniformBufferArrayDynamicIndexing: %s\n", indent, features.shaderUniformBufferArrayDynamicIndexing ? "YES" : "NO"); | 
 |     printf("%sshaderSampledImageArrayDynamicIndexing: %s\n", indent, features.shaderSampledImageArrayDynamicIndexing ? "YES" : "NO"); | 
 |     printf("%sshaderStorageBufferArrayDynamicIndexing: %s\n", indent, features.shaderStorageBufferArrayDynamicIndexing ? "YES" : "NO"); | 
 |     printf("%sshaderStorageImageArrayDynamicIndexing: %s\n", indent, features.shaderStorageImageArrayDynamicIndexing ? "YES" : "NO"); | 
 |     printf("%sshaderClipDistance: %s\n", indent, features.shaderClipDistance ? "YES" : "NO"); | 
 |     printf("%sshaderCullDistance: %s\n", indent, features.shaderCullDistance ? "YES" : "NO"); | 
 |     printf("%sshaderFloat64: %s\n", indent, features.shaderFloat64 ? "YES" : "NO"); | 
 |     printf("%sshaderInt64: %s\n", indent, features.shaderInt64 ? "YES" : "NO"); | 
 |     printf("%sshaderInt16: %s\n", indent, features.shaderInt16 ? "YES" : "NO"); | 
 |     printf("%sshaderResourceResidency: %s\n", indent, features.shaderResourceResidency ? "YES" : "NO"); | 
 |     printf("%sshaderResourceMinLod: %s\n", indent, features.shaderResourceMinLod ? "YES" : "NO"); | 
 |     printf("%ssparseBinding: %s\n", indent, features.sparseBinding ? "YES" : "NO"); | 
 |     printf("%ssparseResidencyBuffer: %s\n", indent, features.sparseResidencyBuffer ? "YES" : "NO"); | 
 |     printf("%ssparseResidencyImage2D: %s\n", indent, features.sparseResidencyImage2D ? "YES" : "NO"); | 
 |     printf("%ssparseResidencyImage3D: %s\n", indent, features.sparseResidencyImage3D ? "YES" : "NO"); | 
 |     printf("%ssparseResidency2Samples: %s\n", indent, features.sparseResidency2Samples ? "YES" : "NO"); | 
 |     printf("%ssparseResidency4Samples: %s\n", indent, features.sparseResidency4Samples ? "YES" : "NO"); | 
 |     printf("%ssparseResidency8Samples: %s\n", indent, features.sparseResidency8Samples ? "YES" : "NO"); | 
 |     printf("%ssparseResidency16Samples: %s\n", indent, features.sparseResidency16Samples ? "YES" : "NO"); | 
 |     printf("%ssparseResidencyAliased: %s\n", indent, features.sparseResidencyAliased ? "YES" : "NO"); | 
 |     printf("%svariableMultisampleRate: %s\n", indent, features.variableMultisampleRate ? "YES" : "NO"); | 
 |     printf("%sinheritedQueries: %s\n", indent, features.inheritedQueries ? "YES" : "NO"); | 
 |     // clang-format on | 
 | } | 
 |  | 
 | void PrintSupportedFeatures(const char* indent, | 
 |                             const VkPhysicalDeviceFeatures& features) { | 
 |     // clang-format off | 
 |     if (features.robustBufferAccess) printf("%srobustBufferAccess\n", indent); | 
 |     if (features.fullDrawIndexUint32) printf("%sfullDrawIndexUint32\n", indent); | 
 |     if (features.imageCubeArray) printf("%simageCubeArray\n", indent); | 
 |     if (features.independentBlend) printf("%sindependentBlend\n", indent); | 
 |     if (features.geometryShader) printf("%sgeometryShader\n", indent); | 
 |     if (features.tessellationShader) printf("%stessellationShader\n", indent); | 
 |     if (features.sampleRateShading) printf("%ssampleRateShading\n", indent); | 
 |     if (features.dualSrcBlend) printf("%sdualSrcBlend\n", indent); | 
 |     if (features.logicOp) printf("%slogicOp\n", indent); | 
 |     if (features.multiDrawIndirect) printf("%smultiDrawIndirect\n", indent); | 
 |     if (features.drawIndirectFirstInstance) printf("%sdrawIndirectFirstInstance\n", indent); | 
 |     if (features.depthClamp) printf("%sdepthClamp\n", indent); | 
 |     if (features.depthBiasClamp) printf("%sdepthBiasClamp\n", indent); | 
 |     if (features.fillModeNonSolid) printf("%sfillModeNonSolid\n", indent); | 
 |     if (features.depthBounds) printf("%sdepthBounds\n", indent); | 
 |     if (features.wideLines) printf("%swideLines\n", indent); | 
 |     if (features.largePoints) printf("%slargePoints\n", indent); | 
 |     if (features.alphaToOne) printf("%salphaToOne\n", indent); | 
 |     if (features.multiViewport) printf("%smultiViewport\n", indent); | 
 |     if (features.samplerAnisotropy) printf("%ssamplerAnisotropy\n", indent); | 
 |     if (features.textureCompressionETC2) printf("%stextureCompressionETC2\n", indent); | 
 |     if (features.textureCompressionASTC_LDR) printf("%stextureCompressionASTC_LDR\n", indent); | 
 |     if (features.textureCompressionBC) printf("%stextureCompressionBC\n", indent); | 
 |     if (features.occlusionQueryPrecise) printf("%socclusionQueryPrecise\n", indent); | 
 |     if (features.pipelineStatisticsQuery) printf("%spipelineStatisticsQuery\n", indent); | 
 |     if (features.vertexPipelineStoresAndAtomics) printf("%svertexPipelineStoresAndAtomics\n", indent); | 
 |     if (features.fragmentStoresAndAtomics) printf("%sfragmentStoresAndAtomics\n", indent); | 
 |     if (features.shaderTessellationAndGeometryPointSize) printf("%sshaderTessellationAndGeometryPointSize\n", indent); | 
 |     if (features.shaderImageGatherExtended) printf("%sshaderImageGatherExtended\n", indent); | 
 |     if (features.shaderStorageImageExtendedFormats) printf("%sshaderStorageImageExtendedFormats\n", indent); | 
 |     if (features.shaderStorageImageMultisample) printf("%sshaderStorageImageMultisample\n", indent); | 
 |     if (features.shaderStorageImageReadWithoutFormat) printf("%sshaderStorageImageReadWithoutFormat\n", indent); | 
 |     if (features.shaderStorageImageWriteWithoutFormat) printf("%sshaderStorageImageWriteWithoutFormat\n", indent); | 
 |     if (features.shaderUniformBufferArrayDynamicIndexing) printf("%sshaderUniformBufferArrayDynamicIndexing\n", indent); | 
 |     if (features.shaderSampledImageArrayDynamicIndexing) printf("%sshaderSampledImageArrayDynamicIndexing\n", indent); | 
 |     if (features.shaderStorageBufferArrayDynamicIndexing) printf("%sshaderStorageBufferArrayDynamicIndexing\n", indent); | 
 |     if (features.shaderStorageImageArrayDynamicIndexing) printf("%sshaderStorageImageArrayDynamicIndexing\n", indent); | 
 |     if (features.shaderClipDistance) printf("%sshaderClipDistance\n", indent); | 
 |     if (features.shaderCullDistance) printf("%sshaderCullDistance\n", indent); | 
 |     if (features.shaderFloat64) printf("%sshaderFloat64\n", indent); | 
 |     if (features.shaderInt64) printf("%sshaderInt64\n", indent); | 
 |     if (features.shaderInt16) printf("%sshaderInt16\n", indent); | 
 |     if (features.shaderResourceResidency) printf("%sshaderResourceResidency\n", indent); | 
 |     if (features.shaderResourceMinLod) printf("%sshaderResourceMinLod\n", indent); | 
 |     if (features.sparseBinding) printf("%ssparseBinding\n", indent); | 
 |     if (features.sparseResidencyBuffer) printf("%ssparseResidencyBuffer\n", indent); | 
 |     if (features.sparseResidencyImage2D) printf("%ssparseResidencyImage2D\n", indent); | 
 |     if (features.sparseResidencyImage3D) printf("%ssparseResidencyImage3D\n", indent); | 
 |     if (features.sparseResidency2Samples) printf("%ssparseResidency2Samples\n", indent); | 
 |     if (features.sparseResidency4Samples) printf("%ssparseResidency4Samples\n", indent); | 
 |     if (features.sparseResidency8Samples) printf("%ssparseResidency8Samples\n", indent); | 
 |     if (features.sparseResidency16Samples) printf("%ssparseResidency16Samples\n", indent); | 
 |     if (features.sparseResidencyAliased) printf("%ssparseResidencyAliased\n", indent); | 
 |     if (features.variableMultisampleRate) printf("%svariableMultisampleRate\n", indent); | 
 |     if (features.inheritedQueries) printf("%sinheritedQueries\n", indent); | 
 |     // clang-format on | 
 | } | 
 |  | 
 | void PrintGpuInfo(const GpuInfo& info, const Options& options, size_t indent) { | 
 |     VkResult result; | 
 |     std::ostringstream strbuf; | 
 |  | 
 |     printf("%s\"%s\" (%s) %u.%u.%u/%#x [%04x:%04x]\n", Indent(indent), | 
 |            info.properties.deviceName, | 
 |            VkPhysicalDeviceTypeStr(info.properties.deviceType), | 
 |            VK_VERSION_MAJOR(info.properties.apiVersion), | 
 |            VK_VERSION_MINOR(info.properties.apiVersion), | 
 |            VK_VERSION_PATCH(info.properties.apiVersion), | 
 |            info.properties.driverVersion, info.properties.vendorID, | 
 |            info.properties.deviceID); | 
 |  | 
 |     for (uint32_t heap = 0; heap < info.memory.memoryHeapCount; heap++) { | 
 |         if ((info.memory.memoryHeaps[heap].flags & | 
 |              VK_MEMORY_HEAP_DEVICE_LOCAL_BIT) != 0) | 
 |             strbuf << "DEVICE_LOCAL"; | 
 |         printf("%sHeap %u: %" PRIu64 " MiB (0x%" PRIx64 " B) %s\n", | 
 |                Indent(indent + 1), heap, | 
 |                info.memory.memoryHeaps[heap].size / 0x100000, | 
 |                info.memory.memoryHeaps[heap].size, strbuf.str().c_str()); | 
 |         strbuf.str(std::string()); | 
 |  | 
 |         for (uint32_t type = 0; type < info.memory.memoryTypeCount; type++) { | 
 |             if (info.memory.memoryTypes[type].heapIndex != heap) | 
 |                 continue; | 
 |             VkMemoryPropertyFlags flags = | 
 |                 info.memory.memoryTypes[type].propertyFlags; | 
 |             if ((flags & VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT) != 0) | 
 |                 strbuf << " DEVICE_LOCAL"; | 
 |             if ((flags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) != 0) | 
 |                 strbuf << " HOST_VISIBLE"; | 
 |             if ((flags & VK_MEMORY_PROPERTY_HOST_COHERENT_BIT) != 0) | 
 |                 strbuf << " COHERENT"; | 
 |             if ((flags & VK_MEMORY_PROPERTY_HOST_CACHED_BIT) != 0) | 
 |                 strbuf << " CACHED"; | 
 |             if ((flags & VK_MEMORY_PROPERTY_LAZILY_ALLOCATED_BIT) != 0) | 
 |                 strbuf << " LAZILY_ALLOCATED"; | 
 |             printf("%sType %u:%s\n", Indent(indent + 2), type, | 
 |                    strbuf.str().c_str()); | 
 |             strbuf.str(std::string()); | 
 |         } | 
 |     } | 
 |  | 
 |     for (uint32_t family = 0; family < info.queue_families.size(); family++) { | 
 |         const VkQueueFamilyProperties& qprops = info.queue_families[family]; | 
 |         VkQueueFlags flags = qprops.queueFlags; | 
 |         char flags_str[5]; | 
 |         flags_str[0] = (flags & VK_QUEUE_GRAPHICS_BIT) ? 'G' : '_'; | 
 |         flags_str[1] = (flags & VK_QUEUE_COMPUTE_BIT) ? 'C' : '_'; | 
 |         flags_str[2] = (flags & VK_QUEUE_TRANSFER_BIT) ? 'T' : '_'; | 
 |         flags_str[3] = (flags & VK_QUEUE_SPARSE_BINDING_BIT) ? 'S' : '_'; | 
 |         flags_str[4] = '\0'; | 
 |         printf( | 
 |             "%sQueue Family %u: %ux %s\n" | 
 |             "%stimestampValidBits: %ub\n" | 
 |             "%sminImageTransferGranularity: (%u,%u,%u)\n", | 
 |             Indent(indent + 1), family, qprops.queueCount, flags_str, | 
 |             Indent(indent + 2), qprops.timestampValidBits, Indent(indent + 2), | 
 |             qprops.minImageTransferGranularity.width, | 
 |             qprops.minImageTransferGranularity.height, | 
 |             qprops.minImageTransferGranularity.depth); | 
 |     } | 
 |  | 
 |     printf("%sFeatures:\n", Indent(indent + 1)); | 
 |     if (options.unsupported_features) { | 
 |         PrintAllFeatures(Indent(indent + 2), info.features); | 
 |     } else { | 
 |         PrintSupportedFeatures(Indent(indent + 2), info.features); | 
 |     } | 
 |  | 
 |     printf("%sExtensions [%zu]:\n", Indent(indent + 1), info.extensions.size()); | 
 |     if (!info.extensions.empty()) | 
 |         PrintExtensions(info.extensions, options, indent + 2); | 
 |     printf("%sLayers [%zu]:\n", Indent(indent + 1), info.layers.size()); | 
 |     if (!info.layers.empty()) | 
 |         PrintLayers(info.layers, info.layer_extensions, options, indent + 2); | 
 | } | 
 |  | 
 | void PrintInfo(const VulkanInfo& info, const Options& options) { | 
 |     std::ostringstream strbuf; | 
 |     size_t indent = 0; | 
 |  | 
 |     printf("%sInstance Extensions [%zu]:\n", Indent(indent), | 
 |            info.extensions.size()); | 
 |     PrintExtensions(info.extensions, options, indent + 1); | 
 |     printf("%sInstance Layers [%zu]:\n", Indent(indent), info.layers.size()); | 
 |     if (!info.layers.empty()) | 
 |         PrintLayers(info.layers, info.layer_extensions, options, indent + 1); | 
 |  | 
 |     printf("%sPhysicalDevices [%zu]:\n", Indent(indent), info.gpus.size()); | 
 |     for (const auto& gpu : info.gpus) | 
 |         PrintGpuInfo(gpu, options, indent + 1); | 
 | } | 
 |  | 
 | const char kUsageString[] = | 
 |     "usage: vkinfo [options]\n" | 
 |     "  -v                       enable all the following verbose options\n" | 
 |     "    -layer_description     print layer description strings\n" | 
 |     "    -layer_extensions      print extensions supported by each layer\n" | 
 |     "    -unsupported_features  print all physical device features\n" | 
 |     "  -validate                enable validation layers if present\n" | 
 |     "  -debug_pause             pause at start until resumed via debugger\n"; | 
 |  | 
 | }  // namespace | 
 |  | 
 | // ---------------------------------------------------------------------------- | 
 |  | 
 | int main(int argc, char const* argv[]) { | 
 |     static volatile bool startup_pause = false; | 
 |     Options options = { | 
 |         .layer_description = false, .layer_extensions = false, | 
 |         .unsupported_features = false, | 
 |         .validate = false, | 
 |     }; | 
 |     for (int argi = 1; argi < argc; argi++) { | 
 |         if (strcmp(argv[argi], "-h") == 0) { | 
 |             fputs(kUsageString, stdout); | 
 |             return 0; | 
 |         } | 
 |         if (strcmp(argv[argi], "-v") == 0) { | 
 |             options.layer_description = true; | 
 |             options.layer_extensions = true; | 
 |             options.unsupported_features = true; | 
 |         } else if (strcmp(argv[argi], "-layer_description") == 0) { | 
 |             options.layer_description = true; | 
 |         } else if (strcmp(argv[argi], "-layer_extensions") == 0) { | 
 |             options.layer_extensions = true; | 
 |         } else if (strcmp(argv[argi], "-unsupported_features") == 0) { | 
 |             options.unsupported_features = true; | 
 |         } else if (strcmp(argv[argi], "-validate") == 0) { | 
 |             options.validate = true; | 
 |         } else if (strcmp(argv[argi], "-debug_pause") == 0) { | 
 |             startup_pause = true; | 
 |         } | 
 |     } | 
 |  | 
 |     while (startup_pause) { | 
 |         sleep(0); | 
 |     } | 
 |  | 
 |     VulkanInfo info; | 
 |     GatherInfo(&info, options); | 
 |     PrintInfo(info, options); | 
 |     return 0; | 
 | } |