Vulkan-Hpp/samples/utils/utils.cpp
2020-01-06 12:12:12 +01:00

895 lines
46 KiB
C++

// Copyright(c) 2019, NVIDIA CORPORATION. All rights reserved.
//
// 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 "utils.hpp"
#include "vulkan/vulkan.hpp"
#include <iomanip>
#include <numeric>
#if (VULKAN_HPP_DISPATCH_LOADER_DYNAMIC == 1)
VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE
#endif
namespace vk
{
namespace su
{
vk::UniqueDeviceMemory allocateMemory(vk::UniqueDevice const& device, vk::PhysicalDeviceMemoryProperties const& memoryProperties, vk::MemoryRequirements const& memoryRequirements,
vk::MemoryPropertyFlags memoryPropertyFlags)
{
uint32_t memoryTypeIndex = findMemoryType(memoryProperties, memoryRequirements.memoryTypeBits, memoryPropertyFlags);
return device->allocateMemoryUnique(vk::MemoryAllocateInfo(memoryRequirements.size, memoryTypeIndex));
}
bool contains(std::vector<vk::ExtensionProperties> const& extensionProperties, std::string const& extensionName)
{
return std::find_if(extensionProperties.begin(), extensionProperties.end(), [&extensionName](vk::ExtensionProperties const& ep) { return extensionName == ep.extensionName; }) != extensionProperties.end();
}
vk::UniqueCommandPool createCommandPool(vk::UniqueDevice &device, uint32_t queueFamilyIndex)
{
vk::CommandPoolCreateInfo commandPoolCreateInfo(vk::CommandPoolCreateFlagBits::eResetCommandBuffer, queueFamilyIndex);
return device->createCommandPoolUnique(commandPoolCreateInfo);
}
vk::UniqueDebugUtilsMessengerEXT createDebugUtilsMessenger(vk::UniqueInstance &instance)
{
vk::DebugUtilsMessageSeverityFlagsEXT severityFlags(vk::DebugUtilsMessageSeverityFlagBitsEXT::eWarning | vk::DebugUtilsMessageSeverityFlagBitsEXT::eError);
vk::DebugUtilsMessageTypeFlagsEXT messageTypeFlags(vk::DebugUtilsMessageTypeFlagBitsEXT::eGeneral | vk::DebugUtilsMessageTypeFlagBitsEXT::ePerformance | vk::DebugUtilsMessageTypeFlagBitsEXT::eValidation);
return instance->createDebugUtilsMessengerEXTUnique(vk::DebugUtilsMessengerCreateInfoEXT({}, severityFlags, messageTypeFlags, &vk::su::debugUtilsMessengerCallback));
}
vk::UniqueDescriptorPool createDescriptorPool(vk::UniqueDevice &device, std::vector<vk::DescriptorPoolSize> const& poolSizes)
{
assert(!poolSizes.empty());
uint32_t maxSets = std::accumulate(poolSizes.begin(), poolSizes.end(), 0, [](uint32_t sum, vk::DescriptorPoolSize const& dps) { return sum + dps.descriptorCount; });
assert(0 < maxSets);
vk::DescriptorPoolCreateInfo descriptorPoolCreateInfo(vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet, maxSets, checked_cast<uint32_t>(poolSizes.size()), poolSizes.data());
return device->createDescriptorPoolUnique(descriptorPoolCreateInfo);
}
vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice const& device, std::vector<std::tuple<vk::DescriptorType, uint32_t, vk::ShaderStageFlags>> const& bindingData,
vk::DescriptorSetLayoutCreateFlags flags)
{
std::vector<vk::DescriptorSetLayoutBinding> bindings(bindingData.size());
for (size_t i = 0; i < bindingData.size(); i++)
{
bindings[i] = vk::DescriptorSetLayoutBinding(checked_cast<uint32_t>(i), std::get<0>(bindingData[i]), std::get<1>(bindingData[i]), std::get<2>(bindingData[i]));
}
return device->createDescriptorSetLayoutUnique(vk::DescriptorSetLayoutCreateInfo(flags, checked_cast<uint32_t>(bindings.size()), bindings.data()));
}
vk::UniqueDevice createDevice(vk::PhysicalDevice physicalDevice, uint32_t queueFamilyIndex, std::vector<std::string> const& extensions, vk::PhysicalDeviceFeatures const* physicalDeviceFeatures,
void const* pNext)
{
std::vector<char const*> enabledExtensions;
enabledExtensions.reserve(extensions.size());
for (auto const& ext : extensions)
{
enabledExtensions.push_back(ext.data());
}
// create a UniqueDevice
float queuePriority = 0.0f;
vk::DeviceQueueCreateInfo deviceQueueCreateInfo(vk::DeviceQueueCreateFlags(), queueFamilyIndex, 1, &queuePriority);
vk::DeviceCreateInfo deviceCreateInfo(vk::DeviceCreateFlags(), 1, &deviceQueueCreateInfo, 0, nullptr, checked_cast<uint32_t>(enabledExtensions.size()), enabledExtensions.data(), physicalDeviceFeatures);
deviceCreateInfo.pNext = pNext;
return physicalDevice.createDeviceUnique(deviceCreateInfo);
}
std::vector<vk::UniqueFramebuffer> createFramebuffers(vk::UniqueDevice &device, vk::UniqueRenderPass &renderPass, std::vector<vk::UniqueImageView> const& imageViews, vk::UniqueImageView const& depthImageView, vk::Extent2D const& extent)
{
vk::ImageView attachments[2];
attachments[1] = depthImageView.get();
vk::FramebufferCreateInfo framebufferCreateInfo(vk::FramebufferCreateFlags(), *renderPass, depthImageView ? 2 : 1, attachments, extent.width, extent.height, 1);
std::vector<vk::UniqueFramebuffer> framebuffers;
framebuffers.reserve(imageViews.size());
for (auto const& view : imageViews)
{
attachments[0] = view.get();
framebuffers.push_back(device->createFramebufferUnique(framebufferCreateInfo));
}
return framebuffers;
}
vk::UniquePipeline createGraphicsPipeline(vk::UniqueDevice const& device, vk::UniquePipelineCache const& pipelineCache,
std::pair<vk::ShaderModule, vk::SpecializationInfo const*> const& vertexShaderData,
std::pair<vk::ShaderModule, vk::SpecializationInfo const*> const& fragmentShaderData, uint32_t vertexStride,
std::vector<std::pair<vk::Format, uint32_t>> const& vertexInputAttributeFormatOffset, vk::FrontFace frontFace, bool depthBuffered
, vk::UniquePipelineLayout const& pipelineLayout, vk::UniqueRenderPass const& renderPass)
{
vk::PipelineShaderStageCreateInfo pipelineShaderStageCreateInfos[2] =
{
vk::PipelineShaderStageCreateInfo(vk::PipelineShaderStageCreateFlags(), vk::ShaderStageFlagBits::eVertex, vertexShaderData.first, "main", vertexShaderData.second),
vk::PipelineShaderStageCreateInfo(vk::PipelineShaderStageCreateFlags(), vk::ShaderStageFlagBits::eFragment, fragmentShaderData.first, "main", fragmentShaderData.second)
};
std::vector<vk::VertexInputAttributeDescription> vertexInputAttributeDescriptions;
vk::PipelineVertexInputStateCreateInfo pipelineVertexInputStateCreateInfo;
vk::VertexInputBindingDescription vertexInputBindingDescription(0, vertexStride);
if (0 < vertexStride)
{
vertexInputAttributeDescriptions.reserve(vertexInputAttributeFormatOffset.size());
for (uint32_t i=0 ; i<vertexInputAttributeFormatOffset.size() ; i++)
{
vertexInputAttributeDescriptions.push_back(vk::VertexInputAttributeDescription(i, 0, vertexInputAttributeFormatOffset[i].first, vertexInputAttributeFormatOffset[i].second));
}
pipelineVertexInputStateCreateInfo.vertexBindingDescriptionCount = 1;
pipelineVertexInputStateCreateInfo.pVertexBindingDescriptions = &vertexInputBindingDescription;
pipelineVertexInputStateCreateInfo.vertexAttributeDescriptionCount = vk::su::checked_cast<uint32_t>(vertexInputAttributeDescriptions.size());
pipelineVertexInputStateCreateInfo.pVertexAttributeDescriptions = vertexInputAttributeDescriptions.data();
}
vk::PipelineInputAssemblyStateCreateInfo pipelineInputAssemblyStateCreateInfo(vk::PipelineInputAssemblyStateCreateFlags(), vk::PrimitiveTopology::eTriangleList);
vk::PipelineViewportStateCreateInfo pipelineViewportStateCreateInfo(vk::PipelineViewportStateCreateFlags(), 1, nullptr, 1, nullptr);
vk::PipelineRasterizationStateCreateInfo pipelineRasterizationStateCreateInfo(vk::PipelineRasterizationStateCreateFlags(), false, false, vk::PolygonMode::eFill, vk::CullModeFlagBits::eBack,
frontFace, false, 0.0f, 0.0f, 0.0f, 1.0f);
vk::PipelineMultisampleStateCreateInfo pipelineMultisampleStateCreateInfo({}, vk::SampleCountFlagBits::e1);
vk::StencilOpState stencilOpState(vk::StencilOp::eKeep, vk::StencilOp::eKeep, vk::StencilOp::eKeep, vk::CompareOp::eAlways);
vk::PipelineDepthStencilStateCreateInfo pipelineDepthStencilStateCreateInfo(vk::PipelineDepthStencilStateCreateFlags(), depthBuffered, depthBuffered, vk::CompareOp::eLessOrEqual, false,
false, stencilOpState, stencilOpState);
vk::ColorComponentFlags colorComponentFlags(vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG | vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA);
vk::PipelineColorBlendAttachmentState pipelineColorBlendAttachmentState(false, vk::BlendFactor::eZero, vk::BlendFactor::eZero, vk::BlendOp::eAdd, vk::BlendFactor::eZero,
vk::BlendFactor::eZero, vk::BlendOp::eAdd, colorComponentFlags);
vk::PipelineColorBlendStateCreateInfo pipelineColorBlendStateCreateInfo(vk::PipelineColorBlendStateCreateFlags(), false, vk::LogicOp::eNoOp, 1, &pipelineColorBlendAttachmentState,
{ { (1.0f, 1.0f, 1.0f, 1.0f) } });
vk::DynamicState dynamicStates[2] = { vk::DynamicState::eViewport, vk::DynamicState::eScissor };
vk::PipelineDynamicStateCreateInfo pipelineDynamicStateCreateInfo(vk::PipelineDynamicStateCreateFlags(), 2, dynamicStates);
vk::GraphicsPipelineCreateInfo graphicsPipelineCreateInfo(vk::PipelineCreateFlags(), 2, pipelineShaderStageCreateInfos, &pipelineVertexInputStateCreateInfo,
&pipelineInputAssemblyStateCreateInfo, nullptr, &pipelineViewportStateCreateInfo, &pipelineRasterizationStateCreateInfo,
&pipelineMultisampleStateCreateInfo, &pipelineDepthStencilStateCreateInfo, &pipelineColorBlendStateCreateInfo,
&pipelineDynamicStateCreateInfo, pipelineLayout.get(), renderPass.get());
return device->createGraphicsPipelineUnique(pipelineCache.get(), graphicsPipelineCreateInfo);
}
vk::UniqueInstance createInstance(std::string const& appName, std::string const& engineName, std::vector<std::string> const& layers, std::vector<std::string> const& extensions,
uint32_t apiVersion)
{
#if (VULKAN_HPP_DISPATCH_LOADER_DYNAMIC == 1)
static vk::DynamicLoader dl;
PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr = dl.getProcAddress<PFN_vkGetInstanceProcAddr>("vkGetInstanceProcAddr");
VULKAN_HPP_DEFAULT_DISPATCHER.init(vkGetInstanceProcAddr);
#endif
#if !defined(NDEBUG)
std::vector<vk::LayerProperties> layerProperties = vk::enumerateInstanceLayerProperties();
std::vector<vk::ExtensionProperties> extensionProperties = vk::enumerateInstanceExtensionProperties();
#endif
std::vector<char const*> enabledLayers;
enabledLayers.reserve(layers.size());
for (auto const& layer : layers)
{
assert(std::find_if(layerProperties.begin(), layerProperties.end(), [layer](vk::LayerProperties const& lp) { return layer == lp.layerName; }) != layerProperties.end());
enabledLayers.push_back(layer.data());
}
#if !defined(NDEBUG)
// Enable standard validation layer to find as much errors as possible!
if (std::find(layers.begin(), layers.end(), "VK_LAYER_KHRONOS_validation") == layers.end()
&& std::find_if(layerProperties.begin(), layerProperties.end(), [](vk::LayerProperties const& lp) { return (strcmp("VK_LAYER_KHRONOS_validation", lp.layerName) == 0); }) != layerProperties.end())
{
enabledLayers.push_back("VK_LAYER_KHRONOS_validation");
}
if (std::find(layers.begin(), layers.end(), "VK_LAYER_LUNARG_assistant_layer") == layers.end()
&& std::find_if(layerProperties.begin(), layerProperties.end(), [](vk::LayerProperties const& lp) { return (strcmp("VK_LAYER_LUNARG_assistant_layer", lp.layerName) == 0); }) != layerProperties.end())
{
enabledLayers.push_back("VK_LAYER_LUNARG_assistant_layer");
}
#endif
std::vector<char const*> enabledExtensions;
enabledExtensions.reserve(extensions.size());
for (auto const& ext : extensions)
{
assert(std::find_if(extensionProperties.begin(), extensionProperties.end(), [ext](vk::ExtensionProperties const& ep) { return ext == ep.extensionName; }) != extensionProperties.end());
enabledExtensions.push_back(ext.data());
}
#if !defined(NDEBUG)
if (std::find(extensions.begin(), extensions.end(), VK_EXT_DEBUG_UTILS_EXTENSION_NAME) == extensions.end()
&& std::find_if(extensionProperties.begin(), extensionProperties.end(), [](vk::ExtensionProperties const& ep) { return (strcmp(VK_EXT_DEBUG_UTILS_EXTENSION_NAME, ep.extensionName) == 0); }) != extensionProperties.end())
{
enabledExtensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
}
#endif
// create a UniqueInstance
vk::ApplicationInfo applicationInfo(appName.c_str(), 1, engineName.c_str(), 1, apiVersion);
#if defined(NDEBUG)
// in non-debug mode just use the InstanceCreateInfo for instance creation
vk::StructureChain<vk::InstanceCreateInfo> instanceCreateInfo({ {}, &applicationInfo, checked_cast<uint32_t>(enabledLayers.size()), enabledLayers.data(),
checked_cast<uint32_t>(enabledExtensions.size()), enabledExtensions.data() });
#else
// in debug mode, addionally use the debugUtilsMessengerCallback in instance creation!
vk::DebugUtilsMessageSeverityFlagsEXT severityFlags(vk::DebugUtilsMessageSeverityFlagBitsEXT::eWarning | vk::DebugUtilsMessageSeverityFlagBitsEXT::eError);
vk::DebugUtilsMessageTypeFlagsEXT messageTypeFlags(vk::DebugUtilsMessageTypeFlagBitsEXT::eGeneral | vk::DebugUtilsMessageTypeFlagBitsEXT::ePerformance | vk::DebugUtilsMessageTypeFlagBitsEXT::eValidation);
vk::StructureChain<vk::InstanceCreateInfo, vk::DebugUtilsMessengerCreateInfoEXT> instanceCreateInfo
(
{ {}, &applicationInfo, checked_cast<uint32_t>(enabledLayers.size()), enabledLayers.data(), checked_cast<uint32_t>(enabledExtensions.size()), enabledExtensions.data() },
{ {}, severityFlags, messageTypeFlags, &vk::su::debugUtilsMessengerCallback }
);
#endif
vk::UniqueInstance instance = vk::createInstanceUnique(instanceCreateInfo.get<vk::InstanceCreateInfo>());
#if (VULKAN_HPP_DISPATCH_LOADER_DYNAMIC == 1)
// initialize function pointers for instance
VULKAN_HPP_DEFAULT_DISPATCHER.init(*instance);
#endif
return instance;
}
vk::UniqueRenderPass createRenderPass(vk::UniqueDevice &device, vk::Format colorFormat, vk::Format depthFormat, vk::AttachmentLoadOp loadOp, vk::ImageLayout colorFinalLayout)
{
std::vector<vk::AttachmentDescription> attachmentDescriptions;
assert(colorFormat != vk::Format::eUndefined);
attachmentDescriptions.push_back(vk::AttachmentDescription(vk::AttachmentDescriptionFlags(), colorFormat, vk::SampleCountFlagBits::e1, loadOp, vk::AttachmentStoreOp::eStore,
vk::AttachmentLoadOp::eDontCare, vk::AttachmentStoreOp::eDontCare, vk::ImageLayout::eUndefined, colorFinalLayout));
if (depthFormat != vk::Format::eUndefined)
{
attachmentDescriptions.push_back(vk::AttachmentDescription(vk::AttachmentDescriptionFlags(), depthFormat, vk::SampleCountFlagBits::e1, loadOp, vk::AttachmentStoreOp::eDontCare,
vk::AttachmentLoadOp::eDontCare, vk::AttachmentStoreOp::eDontCare, vk::ImageLayout::eUndefined,
vk::ImageLayout::eDepthStencilAttachmentOptimal));
}
vk::AttachmentReference colorAttachment(0, vk::ImageLayout::eColorAttachmentOptimal);
vk::AttachmentReference depthAttachment(1, vk::ImageLayout::eDepthStencilAttachmentOptimal);
vk::SubpassDescription subpassDescription(vk::SubpassDescriptionFlags(), vk::PipelineBindPoint::eGraphics, 0, nullptr, 1, &colorAttachment, nullptr,
(depthFormat != vk::Format::eUndefined) ? &depthAttachment : nullptr);
return device->createRenderPassUnique(vk::RenderPassCreateInfo(vk::RenderPassCreateFlags(), static_cast<uint32_t>(attachmentDescriptions.size()), attachmentDescriptions.data(), 1,
&subpassDescription));
}
VkBool32 debugUtilsMessengerCallback(VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity, VkDebugUtilsMessageTypeFlagsEXT messageTypes,
VkDebugUtilsMessengerCallbackDataEXT const * pCallbackData, void * /*pUserData*/)
{
std::cerr << vk::to_string(static_cast<vk::DebugUtilsMessageSeverityFlagBitsEXT>(messageSeverity)) << ": " << vk::to_string(static_cast<vk::DebugUtilsMessageTypeFlagsEXT>(messageTypes)) << ":\n";
std::cerr << "\t" << "messageIDName = <" << pCallbackData->pMessageIdName << ">\n";
std::cerr << "\t" << "messageIdNumber = " << pCallbackData->messageIdNumber << "\n";
std::cerr << "\t" << "message = <" << pCallbackData->pMessage << ">\n";
if (0 < pCallbackData->queueLabelCount)
{
std::cerr << "\t" << "Queue Labels:\n";
for (uint8_t i = 0; i < pCallbackData->queueLabelCount; i++)
{
std::cerr << "\t\t" << "labelName = <" << pCallbackData->pQueueLabels[i].pLabelName << ">\n";
}
}
if (0 < pCallbackData->cmdBufLabelCount)
{
std::cerr << "\t" << "CommandBuffer Labels:\n";
for (uint8_t i = 0; i < pCallbackData->cmdBufLabelCount; i++)
{
std::cerr << "\t\t" << "labelName = <" << pCallbackData->pCmdBufLabels[i].pLabelName << ">\n";
}
}
if (0 < pCallbackData->objectCount)
{
std::cerr << "\t" << "Objects:\n";
for (uint8_t i = 0; i < pCallbackData->objectCount; i++)
{
std::cerr << "\t\t" << "Object " << i << "\n";
std::cerr << "\t\t\t" << "objectType = " << vk::to_string(static_cast<vk::ObjectType>(pCallbackData->pObjects[i].objectType)) << "\n";
std::cerr << "\t\t\t" << "objectHandle = " << pCallbackData->pObjects[i].objectHandle << "\n";
if (pCallbackData->pObjects[i].pObjectName)
{
std::cerr << "\t\t\t" << "objectName = <" << pCallbackData->pObjects[i].pObjectName << ">\n";
}
}
}
return VK_TRUE;
}
uint32_t findGraphicsQueueFamilyIndex(std::vector<vk::QueueFamilyProperties> const& queueFamilyProperties)
{
// get the first index into queueFamiliyProperties which supports graphics
size_t graphicsQueueFamilyIndex = std::distance(queueFamilyProperties.begin(), std::find_if(queueFamilyProperties.begin(), queueFamilyProperties.end(),
[](vk::QueueFamilyProperties const& qfp) { return qfp.queueFlags & vk::QueueFlagBits::eGraphics; }));
assert(graphicsQueueFamilyIndex < queueFamilyProperties.size());
return checked_cast<uint32_t>(graphicsQueueFamilyIndex);
}
std::pair<uint32_t, uint32_t> findGraphicsAndPresentQueueFamilyIndex(vk::PhysicalDevice physicalDevice, vk::SurfaceKHR const& surface)
{
std::vector<vk::QueueFamilyProperties> queueFamilyProperties = physicalDevice.getQueueFamilyProperties();
assert(queueFamilyProperties.size() < std::numeric_limits<uint32_t>::max());
uint32_t graphicsQueueFamilyIndex = findGraphicsQueueFamilyIndex(queueFamilyProperties);
if (physicalDevice.getSurfaceSupportKHR(graphicsQueueFamilyIndex, surface))
{
return std::make_pair(graphicsQueueFamilyIndex, graphicsQueueFamilyIndex); // the first graphicsQueueFamilyIndex does also support presents
}
// the graphicsQueueFamilyIndex doesn't support present -> look for an other family index that supports both graphics and present
for (size_t i = 0; i < queueFamilyProperties.size(); i++)
{
if ((queueFamilyProperties[i].queueFlags & vk::QueueFlagBits::eGraphics) && physicalDevice.getSurfaceSupportKHR(static_cast<uint32_t>(i), surface))
{
return std::make_pair(static_cast<uint32_t>(i), static_cast<uint32_t>(i));
}
}
// there's nothing like a single family index that supports both graphics and present -> look for an other family index that supports present
for (size_t i = 0; i < queueFamilyProperties.size(); i++)
{
if (physicalDevice.getSurfaceSupportKHR(static_cast<uint32_t>(i), surface))
{
return std::make_pair(graphicsQueueFamilyIndex, static_cast<uint32_t>(i));
}
}
throw std::runtime_error("Could not find queues for both graphics or present -> terminating");
}
uint32_t findMemoryType(vk::PhysicalDeviceMemoryProperties const& memoryProperties, uint32_t typeBits, vk::MemoryPropertyFlags requirementsMask)
{
uint32_t typeIndex = uint32_t(~0);
for (uint32_t i = 0; i < memoryProperties.memoryTypeCount; i++)
{
if ((typeBits & 1) && ((memoryProperties.memoryTypes[i].propertyFlags & requirementsMask) == requirementsMask))
{
typeIndex = i;
break;
}
typeBits >>= 1;
}
assert(typeIndex != ~0);
return typeIndex;
}
std::vector<std::string> getDeviceExtensions()
{
return{ VK_KHR_SWAPCHAIN_EXTENSION_NAME };
}
std::vector<std::string> getInstanceExtensions()
{
std::vector<std::string> extensions;
extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
#if defined(VK_USE_PLATFORM_ANDROID_KHR)
extensions.push_back(VK_KHR_ANDROID_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_IOS_MVK)
extensions.push_back(VK_MVK_IOS_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_MACOS_MVK)
extensions.push_back(VK_MVK_MACOS_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_MIR_KHR)
extensions.push_back(VK_KHR_MIR_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_VI_NN)
extensions.push_back(VK_NN_VI_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
extensions.push_back(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_WIN32_KHR)
extensions.push_back(VK_KHR_WIN32_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_XCB_KHR)
extensions.push_back(VK_KHR_XCB_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_XLIB_KHR)
extensions.push_back(VK_KHR_XLIB_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_XLIB_XRANDR_EXT)
extensions.push_back(VK_EXT_ACQUIRE_XLIB_DISPLAY_EXTENSION_NAME);
#endif
return extensions;
}
vk::Format pickDepthFormat(vk::PhysicalDevice const& physicalDevice)
{
std::vector<vk::Format> candidates = {vk::Format::eD32Sfloat, vk::Format::eD32SfloatS8Uint, vk::Format::eD24UnormS8Uint};
for (vk::Format format : candidates)
{
vk::FormatProperties props = physicalDevice.getFormatProperties(format);
if (props.optimalTilingFeatures & vk::FormatFeatureFlagBits::eDepthStencilAttachment)
{
return format;
}
}
throw std::runtime_error("failed to find supported format!");
}
vk::PresentModeKHR pickPresentMode(std::vector<vk::PresentModeKHR> const& presentModes)
{
vk::PresentModeKHR pickedMode = vk::PresentModeKHR::eFifo;
for(const auto& presentMode : presentModes)
{
if(presentMode == vk::PresentModeKHR::eMailbox)
{
pickedMode = presentMode;
break;
}
if(presentMode == vk::PresentModeKHR::eImmediate)
{
pickedMode = presentMode;
}
}
return pickedMode;
}
vk::SurfaceFormatKHR pickSurfaceFormat(std::vector<vk::SurfaceFormatKHR> const& formats)
{
assert(!formats.empty());
vk::SurfaceFormatKHR pickedFormat = formats[0];
if (formats.size() == 1)
{
if (formats[0].format == vk::Format::eUndefined)
{
pickedFormat.format = vk::Format::eB8G8R8A8Unorm;
pickedFormat.colorSpace = vk::ColorSpaceKHR::eSrgbNonlinear;
}
}
else
{
// request several formats, the first found will be used
vk::Format requestedFormats[] = { vk::Format::eB8G8R8A8Unorm, vk::Format::eR8G8B8A8Unorm, vk::Format::eB8G8R8Unorm, vk::Format::eR8G8B8Unorm };
vk::ColorSpaceKHR requestedColorSpace = vk::ColorSpaceKHR::eSrgbNonlinear;
for (size_t i = 0; i < sizeof(requestedFormats) / sizeof(requestedFormats[0]); i++)
{
vk::Format requestedFormat = requestedFormats[i];
auto it = std::find_if(formats.begin(), formats.end(), [requestedFormat, requestedColorSpace](auto const& f) { return (f.format == requestedFormat) && (f.colorSpace == requestedColorSpace); });
if (it != formats.end())
{
pickedFormat = *it;
break;
}
}
}
assert(pickedFormat.colorSpace == vk::ColorSpaceKHR::eSrgbNonlinear);
return pickedFormat;
}
void setImageLayout(vk::UniqueCommandBuffer const& commandBuffer, vk::Image image, vk::Format format, vk::ImageLayout oldImageLayout, vk::ImageLayout newImageLayout)
{
vk::AccessFlags sourceAccessMask;
switch (oldImageLayout)
{
case vk::ImageLayout::eTransferDstOptimal:
sourceAccessMask = vk::AccessFlagBits::eTransferWrite;
break;
case vk::ImageLayout::ePreinitialized:
sourceAccessMask = vk::AccessFlagBits::eHostWrite;
break;
case vk::ImageLayout::eGeneral: // sourceAccessMask is empty
case vk::ImageLayout::eUndefined:
break;
default:
assert(false);
break;
}
vk::PipelineStageFlags sourceStage;
switch (oldImageLayout)
{
case vk::ImageLayout::eGeneral:
case vk::ImageLayout::ePreinitialized:
sourceStage = vk::PipelineStageFlagBits::eHost;
break;
case vk::ImageLayout::eTransferDstOptimal:
sourceStage = vk::PipelineStageFlagBits::eTransfer;
break;
case vk::ImageLayout::eUndefined:
sourceStage = vk::PipelineStageFlagBits::eTopOfPipe;
break;
default:
assert(false);
break;
}
vk::AccessFlags destinationAccessMask;
switch (newImageLayout)
{
case vk::ImageLayout::eColorAttachmentOptimal:
destinationAccessMask = vk::AccessFlagBits::eColorAttachmentWrite;
break;
case vk::ImageLayout::eDepthStencilAttachmentOptimal:
destinationAccessMask = vk::AccessFlagBits::eDepthStencilAttachmentRead | vk::AccessFlagBits::eDepthStencilAttachmentWrite;
break;
case vk::ImageLayout::eGeneral: // empty destinationAccessMask
case vk::ImageLayout::ePresentSrcKHR:
break;
case vk::ImageLayout::eShaderReadOnlyOptimal:
destinationAccessMask = vk::AccessFlagBits::eShaderRead;
break;
case vk::ImageLayout::eTransferSrcOptimal:
destinationAccessMask = vk::AccessFlagBits::eTransferRead;
break;
case vk::ImageLayout::eTransferDstOptimal:
destinationAccessMask = vk::AccessFlagBits::eTransferWrite;
break;
default:
assert(false);
break;
}
vk::PipelineStageFlags destinationStage;
switch (newImageLayout)
{
case vk::ImageLayout::eColorAttachmentOptimal:
destinationStage = vk::PipelineStageFlagBits::eColorAttachmentOutput;
break;
case vk::ImageLayout::eDepthStencilAttachmentOptimal:
destinationStage = vk::PipelineStageFlagBits::eEarlyFragmentTests;
break;
case vk::ImageLayout::eGeneral:
destinationStage = vk::PipelineStageFlagBits::eHost;
break;
case vk::ImageLayout::ePresentSrcKHR:
destinationStage = vk::PipelineStageFlagBits::eBottomOfPipe;
break;
case vk::ImageLayout::eShaderReadOnlyOptimal:
destinationStage = vk::PipelineStageFlagBits::eFragmentShader;
break;
case vk::ImageLayout::eTransferDstOptimal:
case vk::ImageLayout::eTransferSrcOptimal:
destinationStage = vk::PipelineStageFlagBits::eTransfer;
break;
default:
assert(false);
break;
}
vk::ImageAspectFlags aspectMask;
if (newImageLayout == vk::ImageLayout::eDepthStencilAttachmentOptimal)
{
aspectMask = vk::ImageAspectFlagBits::eDepth;
if (format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint)
{
aspectMask |= vk::ImageAspectFlagBits::eStencil;
}
}
else
{
aspectMask = vk::ImageAspectFlagBits::eColor;
}
vk::ImageSubresourceRange imageSubresourceRange(aspectMask, 0, 1, 0, 1);
vk::ImageMemoryBarrier imageMemoryBarrier(sourceAccessMask, destinationAccessMask, oldImageLayout, newImageLayout, VK_QUEUE_FAMILY_IGNORED, VK_QUEUE_FAMILY_IGNORED, image, imageSubresourceRange);
return commandBuffer->pipelineBarrier(sourceStage, destinationStage, {}, nullptr, nullptr, imageMemoryBarrier);
}
void submitAndWait(vk::UniqueDevice &device, vk::Queue queue, vk::UniqueCommandBuffer &commandBuffer)
{
vk::UniqueFence fence = device->createFenceUnique(vk::FenceCreateInfo());
vk::PipelineStageFlags pipelineStageFlags = vk::PipelineStageFlagBits::eColorAttachmentOutput;
queue.submit(vk::SubmitInfo(0, nullptr, &pipelineStageFlags, 1, &commandBuffer.get()), fence.get());
while (vk::Result::eTimeout == device->waitForFences(fence.get(), VK_TRUE, vk::su::FenceTimeout))
;
}
void updateDescriptorSets(vk::UniqueDevice const& device, vk::UniqueDescriptorSet const& descriptorSet,
std::vector<std::tuple<vk::DescriptorType, vk::UniqueBuffer const&, vk::UniqueBufferView const&>> const& bufferData, vk::su::TextureData const& textureData,
uint32_t bindingOffset)
{
std::vector<vk::DescriptorBufferInfo> bufferInfos;
bufferInfos.reserve(bufferData.size());
std::vector<vk::WriteDescriptorSet> writeDescriptorSets;
writeDescriptorSets.reserve(bufferData.size() + 1);
uint32_t dstBinding = bindingOffset;
for (auto const& bd : bufferData)
{
bufferInfos.push_back(vk::DescriptorBufferInfo(*std::get<1>(bd), 0, VK_WHOLE_SIZE));
writeDescriptorSets.push_back(vk::WriteDescriptorSet(*descriptorSet, dstBinding++, 0, 1, std::get<0>(bd), nullptr, &bufferInfos.back(), std::get<2>(bd) ? &*std::get<2>(bd) : nullptr));
}
vk::DescriptorImageInfo imageInfo(*textureData.textureSampler, *textureData.imageData->imageView, vk::ImageLayout::eShaderReadOnlyOptimal);
writeDescriptorSets.push_back(vk::WriteDescriptorSet(*descriptorSet, dstBinding, 0, 1, vk::DescriptorType::eCombinedImageSampler, &imageInfo, nullptr, nullptr));
device->updateDescriptorSets(writeDescriptorSets, nullptr);
}
void updateDescriptorSets(vk::UniqueDevice const& device, vk::UniqueDescriptorSet const& descriptorSet,
std::vector<std::tuple<vk::DescriptorType, vk::UniqueBuffer const&, vk::UniqueBufferView const&>> const& bufferData,
std::vector<vk::su::TextureData> const& textureData, uint32_t bindingOffset)
{
std::vector<vk::DescriptorBufferInfo> bufferInfos;
bufferInfos.reserve(bufferData.size());
std::vector<vk::WriteDescriptorSet> writeDescriptorSets;
writeDescriptorSets.reserve(bufferData.size() + textureData.empty() ? 0 : 1);
uint32_t dstBinding = bindingOffset;
for (auto const& bd : bufferData)
{
bufferInfos.push_back(vk::DescriptorBufferInfo(*std::get<1>(bd), 0, VK_WHOLE_SIZE));
writeDescriptorSets.push_back(vk::WriteDescriptorSet(*descriptorSet, dstBinding++, 0, 1, std::get<0>(bd), nullptr, &bufferInfos.back(), std::get<2>(bd) ? &*std::get<2>(bd) : nullptr));
}
std::vector<vk::DescriptorImageInfo> imageInfos;
if (!textureData.empty())
{
imageInfos.reserve(textureData.size());
for (auto const& td : textureData)
{
imageInfos.push_back(vk::DescriptorImageInfo(*td.textureSampler, *td.imageData->imageView, vk::ImageLayout::eShaderReadOnlyOptimal));
}
writeDescriptorSets.push_back(vk::WriteDescriptorSet(*descriptorSet, dstBinding, 0, checked_cast<uint32_t>(imageInfos.size()), vk::DescriptorType::eCombinedImageSampler, imageInfos.data(),
nullptr, nullptr));
}
device->updateDescriptorSets(writeDescriptorSets, nullptr);
}
BufferData::BufferData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::DeviceSize size, vk::BufferUsageFlags usage, vk::MemoryPropertyFlags propertyFlags)
#if !defined(NDEBUG)
: m_size(size)
, m_usage(usage)
, m_propertyFlags(propertyFlags)
#endif
{
buffer = device->createBufferUnique(vk::BufferCreateInfo(vk::BufferCreateFlags(), size, usage));
deviceMemory = vk::su::allocateMemory(device, physicalDevice.getMemoryProperties(), device->getBufferMemoryRequirements(buffer.get()), propertyFlags);
device->bindBufferMemory(buffer.get(), deviceMemory.get(), 0);
}
DepthBufferData::DepthBufferData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice & device, vk::Format format, vk::Extent2D const& extent)
: ImageData(physicalDevice, device, format, extent, vk::ImageTiling::eOptimal, vk::ImageUsageFlagBits::eDepthStencilAttachment, vk::ImageLayout::eUndefined,
vk::MemoryPropertyFlagBits::eDeviceLocal, vk::ImageAspectFlagBits::eDepth)
{
}
ImageData::ImageData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::Format format_, vk::Extent2D const& extent, vk::ImageTiling tiling,
vk::ImageUsageFlags usage, vk::ImageLayout initialLayout, vk::MemoryPropertyFlags memoryProperties, vk::ImageAspectFlags aspectMask)
: format(format_)
{
vk::ImageCreateInfo imageCreateInfo(vk::ImageCreateFlags(), vk::ImageType::e2D, format, vk::Extent3D(extent, 1), 1, 1,
vk::SampleCountFlagBits::e1, tiling, usage | vk::ImageUsageFlagBits::eSampled, vk::SharingMode::eExclusive, 0, nullptr, initialLayout);
image = device->createImageUnique(imageCreateInfo);
deviceMemory = vk::su::allocateMemory(device, physicalDevice.getMemoryProperties(), device->getImageMemoryRequirements(image.get()), memoryProperties);
device->bindImageMemory(image.get(), deviceMemory.get(), 0);
vk::ComponentMapping componentMapping(ComponentSwizzle::eR, ComponentSwizzle::eG, ComponentSwizzle::eB, ComponentSwizzle::eA);
vk::ImageViewCreateInfo imageViewCreateInfo(vk::ImageViewCreateFlags(), image.get(), vk::ImageViewType::e2D, format, componentMapping, vk::ImageSubresourceRange(aspectMask, 0, 1, 0, 1));
imageView = device->createImageViewUnique(imageViewCreateInfo);
}
SurfaceData::SurfaceData(vk::UniqueInstance &instance, std::string const& className, std::string const& windowName, vk::Extent2D const& extent_)
: extent(extent_)
{
#if defined(VK_USE_PLATFORM_WIN32_KHR)
window = vk::su::initializeWindow(className.c_str(), windowName.c_str(), extent.width, extent.height);
surface = instance->createWin32SurfaceKHRUnique(vk::Win32SurfaceCreateInfoKHR(vk::Win32SurfaceCreateFlagsKHR(), GetModuleHandle(nullptr), window));
#else
#pragma error "unhandled platform"
#endif
}
SwapChainData::SwapChainData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::SurfaceKHR const& surface, vk::Extent2D const& extent, vk::ImageUsageFlags usage,
vk::UniqueSwapchainKHR const& oldSwapChain, uint32_t graphicsQueueFamilyIndex, uint32_t presentQueueFamilyIndex)
{
vk::SurfaceFormatKHR surfaceFormat = vk::su::pickSurfaceFormat(physicalDevice.getSurfaceFormatsKHR(surface));
colorFormat = surfaceFormat.format;
vk::SurfaceCapabilitiesKHR surfaceCapabilities = physicalDevice.getSurfaceCapabilitiesKHR(surface);
VkExtent2D swapchainExtent;
if (surfaceCapabilities.currentExtent.width == std::numeric_limits<uint32_t>::max())
{
// If the surface size is undefined, the size is set to the size of the images requested.
swapchainExtent.width = clamp(extent.width, surfaceCapabilities.minImageExtent.width, surfaceCapabilities.maxImageExtent.width);
swapchainExtent.height = clamp(extent.height, surfaceCapabilities.minImageExtent.height, surfaceCapabilities.maxImageExtent.height);
}
else
{
// If the surface size is defined, the swap chain size must match
swapchainExtent = surfaceCapabilities.currentExtent;
}
vk::SurfaceTransformFlagBitsKHR preTransform = (surfaceCapabilities.supportedTransforms & vk::SurfaceTransformFlagBitsKHR::eIdentity) ? vk::SurfaceTransformFlagBitsKHR::eIdentity : surfaceCapabilities.currentTransform;
vk::CompositeAlphaFlagBitsKHR compositeAlpha =
(surfaceCapabilities.supportedCompositeAlpha & vk::CompositeAlphaFlagBitsKHR::ePreMultiplied) ? vk::CompositeAlphaFlagBitsKHR::ePreMultiplied :
(surfaceCapabilities.supportedCompositeAlpha & vk::CompositeAlphaFlagBitsKHR::ePostMultiplied) ? vk::CompositeAlphaFlagBitsKHR::ePostMultiplied :
(surfaceCapabilities.supportedCompositeAlpha & vk::CompositeAlphaFlagBitsKHR::eInherit) ? vk::CompositeAlphaFlagBitsKHR::eInherit : vk::CompositeAlphaFlagBitsKHR::eOpaque;
vk::PresentModeKHR presentMode = vk::su::pickPresentMode(physicalDevice.getSurfacePresentModesKHR(surface));
vk::SwapchainCreateInfoKHR swapChainCreateInfo({}, surface, surfaceCapabilities.minImageCount, colorFormat, surfaceFormat.colorSpace, swapchainExtent, 1, usage, vk::SharingMode::eExclusive,
0, nullptr, preTransform, compositeAlpha, presentMode, true, *oldSwapChain);
if (graphicsQueueFamilyIndex != presentQueueFamilyIndex)
{
uint32_t queueFamilyIndices[2] = { graphicsQueueFamilyIndex, presentQueueFamilyIndex };
// If the graphics and present queues are from different queue families, we either have to explicitly transfer ownership of images between
// the queues, or we have to create the swapchain with imageSharingMode as vk::SharingMode::eConcurrent
swapChainCreateInfo.imageSharingMode = vk::SharingMode::eConcurrent;
swapChainCreateInfo.queueFamilyIndexCount = 2;
swapChainCreateInfo.pQueueFamilyIndices = queueFamilyIndices;
}
swapChain = device->createSwapchainKHRUnique(swapChainCreateInfo);
images = device->getSwapchainImagesKHR(swapChain.get());
imageViews.reserve(images.size());
vk::ComponentMapping componentMapping(vk::ComponentSwizzle::eR, vk::ComponentSwizzle::eG, vk::ComponentSwizzle::eB, vk::ComponentSwizzle::eA);
vk::ImageSubresourceRange subResourceRange(vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1);
for (auto image : images)
{
vk::ImageViewCreateInfo imageViewCreateInfo(vk::ImageViewCreateFlags(), image, vk::ImageViewType::e2D, colorFormat, componentMapping, subResourceRange);
imageViews.push_back(device->createImageViewUnique(imageViewCreateInfo));
}
}
CheckerboardImageGenerator::CheckerboardImageGenerator(std::array<uint8_t, 3> const& rgb0, std::array<uint8_t, 3> const& rgb1)
: m_rgb0(rgb0)
, m_rgb1(rgb1)
{}
void CheckerboardImageGenerator::operator()(void* data, vk::Extent2D &extent) const
{
// Checkerboard of 16x16 pixel squares
uint8_t *pImageMemory = static_cast<uint8_t *>(data);
for (uint32_t row = 0; row < extent.height; row++)
{
for (uint32_t col = 0; col < extent.width; col++)
{
std::array<uint8_t, 3> const& rgb = (((row & 0x10) == 0) ^ ((col & 0x10) == 0)) ? m_rgb1 : m_rgb0;
pImageMemory[0] = rgb[0];
pImageMemory[1] = rgb[1];
pImageMemory[2] = rgb[2];
pImageMemory[3] = 255;
pImageMemory += 4;
}
}
}
MonochromeImageGenerator::MonochromeImageGenerator(std::array<unsigned char, 3> const& rgb)
: m_rgb(rgb)
{}
void MonochromeImageGenerator::operator()(void* data, vk::Extent2D &extent) const
{
// fill in with the monochrome color
unsigned char *pImageMemory = static_cast<unsigned char*>(data);
for (uint32_t row = 0; row < extent.height; row++)
{
for (uint32_t col = 0; col < extent.width; col++)
{
pImageMemory[0] = m_rgb[0];
pImageMemory[1] = m_rgb[1];
pImageMemory[2] = m_rgb[2];
pImageMemory[3] = 255;
pImageMemory += 4;
}
}
}
PixelsImageGenerator::PixelsImageGenerator(vk::Extent2D const& extent, size_t channels, unsigned char const* pixels)
: m_extent(extent)
, m_channels(channels)
, m_pixels(pixels)
{
assert(m_channels == 4);
}
void PixelsImageGenerator::operator()(void* data, vk::Extent2D & extent) const
{
assert(extent == m_extent);
memcpy(data, m_pixels, m_extent.width * m_extent.height * m_channels);
}
TextureData::TextureData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::Extent2D const& extent_, vk::ImageUsageFlags usageFlags,
vk::FormatFeatureFlags formatFeatureFlags, bool anisotropyEnable, bool forceStaging)
: format(vk::Format::eR8G8B8A8Unorm)
, extent(extent_)
{
vk::PhysicalDeviceMemoryProperties memoryProperties = physicalDevice.getMemoryProperties();
vk::FormatProperties formatProperties = physicalDevice.getFormatProperties(format);
formatFeatureFlags |= vk::FormatFeatureFlagBits::eSampledImage;
needsStaging = forceStaging || ((formatProperties.linearTilingFeatures & formatFeatureFlags) != formatFeatureFlags);
vk::ImageTiling imageTiling;
vk::ImageLayout initialLayout;
vk::MemoryPropertyFlags requirements;
if (needsStaging)
{
assert((formatProperties.optimalTilingFeatures & formatFeatureFlags) == formatFeatureFlags);
stagingBufferData = std::make_unique<BufferData>(physicalDevice, device, extent.width * extent.height * 4, vk::BufferUsageFlagBits::eTransferSrc);
imageTiling = vk::ImageTiling::eOptimal;
usageFlags |= vk::ImageUsageFlagBits::eTransferDst;
initialLayout = vk::ImageLayout::eUndefined;
}
else
{
imageTiling = vk::ImageTiling::eLinear;
initialLayout = vk::ImageLayout::ePreinitialized;
requirements = vk::MemoryPropertyFlagBits::eHostCoherent | vk::MemoryPropertyFlagBits::eHostVisible;
}
imageData = std::make_unique<ImageData>(physicalDevice, device, format, extent, imageTiling, usageFlags | vk::ImageUsageFlagBits::eSampled, initialLayout, requirements,
vk::ImageAspectFlagBits::eColor);
textureSampler = device->createSamplerUnique(vk::SamplerCreateInfo(vk::SamplerCreateFlags(), vk::Filter::eLinear, vk::Filter::eLinear, vk::SamplerMipmapMode::eLinear,
vk::SamplerAddressMode::eRepeat, vk::SamplerAddressMode::eRepeat, vk::SamplerAddressMode::eRepeat, 0.0f, anisotropyEnable,
16.0f, false, vk::CompareOp::eNever, 0.0f, 0.0f, vk::BorderColor::eFloatOpaqueBlack));
}
UUID::UUID(uint8_t const data[VK_UUID_SIZE])
{
memcpy(m_data, data, VK_UUID_SIZE * sizeof(uint8_t));
}
#if defined(VK_USE_PLATFORM_WIN32_KHR)
LRESULT CALLBACK WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg)
{
case WM_CLOSE:
PostQuitMessage(0);
break;
default:
break;
}
return (DefWindowProc(hWnd, uMsg, wParam, lParam));
}
HWND initializeWindow(std::string const& className, std::string const& windowName, LONG width, LONG height)
{
WNDCLASSEX windowClass;
memset(&windowClass, 0, sizeof(WNDCLASSEX));
HINSTANCE instance = GetModuleHandle(nullptr);
windowClass.cbSize = sizeof(WNDCLASSEX);
windowClass.style = CS_HREDRAW | CS_VREDRAW;
windowClass.lpfnWndProc = WindowProc;
windowClass.hInstance = instance;
windowClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
windowClass.hCursor = LoadCursor(NULL, IDC_ARROW);
windowClass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
windowClass.lpszClassName = className.c_str();
windowClass.hIconSm = LoadIcon(NULL, IDI_WINLOGO);
if (!RegisterClassEx(&windowClass))
{
throw std::runtime_error("Failed to register WNDCLASSEX -> terminating");
}
RECT windowRect = { 0, 0, width, height };
AdjustWindowRect(&windowRect, WS_OVERLAPPEDWINDOW, FALSE);
HWND window = CreateWindowEx(0, className.c_str(), windowName.c_str(), WS_OVERLAPPEDWINDOW | WS_VISIBLE | WS_SYSMENU, 100, 100, windowRect.right - windowRect.left,
windowRect.bottom - windowRect.top, nullptr, nullptr, instance, nullptr);
if (!window)
{
throw std::runtime_error("Failed to create window -> terminating");
}
return window;
}
#else
#pragma error "unhandled platform"
#endif
}
}
std::ostream& operator<<(std::ostream& os, vk::su::UUID const& uuid)
{
os << std::setfill('0') << std::hex;
for (int j = 0; j < VK_UUID_SIZE; ++j)
{
os << std::setw(2) << static_cast<uint32_t>(uuid.m_data[j]);
if (j == 3 || j == 5 || j == 7 || j == 9)
{
std::cout << '-';
}
}
os << std::setfill(' ') << std::dec;
return os;
}