Introduce raii-compliant handle wrapper classes.
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@@ -44,9 +44,11 @@ int main( int /*argc*/, char ** /*argv*/ )
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// To use PUSH_DESCRIPTOR, you must also specify GET_PHYSICAL_DEVICE_PROPERTIES_2
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std::vector<vk::ExtensionProperties> extensionProperties = vk::enumerateInstanceExtensionProperties();
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if ( std::find_if( extensionProperties.begin(), extensionProperties.end(), []( vk::ExtensionProperties ep ) {
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return ( strcmp( ep.extensionName, VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME ) == 0 );
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} ) == extensionProperties.end() )
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auto propertyIterator =
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std::find_if( extensionProperties.begin(), extensionProperties.end(), []( vk::ExtensionProperties ep ) {
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return ( strcmp( ep.extensionName, VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME ) == 0 );
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} );
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if ( propertyIterator == extensionProperties.end() )
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{
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std::cout << "No GET_PHYSICAL_DEVICE_PROPERTIES_2 extension" << std::endl;
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return 0;
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@@ -55,18 +57,21 @@ int main( int /*argc*/, char ** /*argv*/ )
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std::vector<std::string> instanceExtensions = vk::su::getInstanceExtensions();
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instanceExtensions.push_back( VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME );
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vk::UniqueInstance instance = vk::su::createInstance( AppName, EngineName, {}, instanceExtensions );
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vk::Instance instance = vk::su::createInstance( AppName, EngineName, {}, instanceExtensions );
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#if !defined( NDEBUG )
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vk::UniqueDebugUtilsMessengerEXT debugUtilsMessenger = vk::su::createDebugUtilsMessenger( instance );
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vk::DebugUtilsMessengerEXT debugUtilsMessenger =
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instance.createDebugUtilsMessengerEXT( vk::su::makeDebugUtilsMessengerCreateInfoEXT() );
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#endif
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vk::PhysicalDevice physicalDevice = instance->enumeratePhysicalDevices().front();
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vk::PhysicalDevice physicalDevice = instance.enumeratePhysicalDevices().front();
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// Once instance is created, need to make sure the extension is available
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extensionProperties = physicalDevice.enumerateDeviceExtensionProperties();
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if ( std::find_if( extensionProperties.begin(), extensionProperties.end(), []( vk::ExtensionProperties ep ) {
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return ( strcmp( ep.extensionName, VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME ) == 0 );
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} ) == extensionProperties.end() )
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propertyIterator =
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std::find_if( extensionProperties.begin(), extensionProperties.end(), []( vk::ExtensionProperties ep ) {
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return ( strcmp( ep.extensionName, VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME ) == 0 );
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} );
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if ( propertyIterator == extensionProperties.end() )
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{
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std::cout << "No extension for push descriptors" << std::endl;
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return 0;
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@@ -78,62 +83,61 @@ int main( int /*argc*/, char ** /*argv*/ )
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vk::su::SurfaceData surfaceData( instance, AppName, vk::Extent2D( 500, 500 ) );
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std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex =
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vk::su::findGraphicsAndPresentQueueFamilyIndex( physicalDevice, *surfaceData.surface );
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vk::UniqueDevice device =
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vk::su::findGraphicsAndPresentQueueFamilyIndex( physicalDevice, surfaceData.surface );
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vk::Device device =
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vk::su::createDevice( physicalDevice, graphicsAndPresentQueueFamilyIndex.first, deviceExtensions );
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vk::UniqueCommandPool commandPool = vk::su::createCommandPool( device, graphicsAndPresentQueueFamilyIndex.first );
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vk::UniqueCommandBuffer commandBuffer = std::move( device
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->allocateCommandBuffersUnique( vk::CommandBufferAllocateInfo(
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commandPool.get(), vk::CommandBufferLevel::ePrimary, 1 ) )
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.front() );
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vk::CommandPool commandPool = vk::su::createCommandPool( device, graphicsAndPresentQueueFamilyIndex.first );
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vk::CommandBuffer commandBuffer =
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device.allocateCommandBuffers( vk::CommandBufferAllocateInfo( commandPool, vk::CommandBufferLevel::ePrimary, 1 ) )
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.front();
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vk::Queue graphicsQueue = device->getQueue( graphicsAndPresentQueueFamilyIndex.first, 0 );
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vk::Queue presentQueue = device->getQueue( graphicsAndPresentQueueFamilyIndex.second, 0 );
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vk::Queue graphicsQueue = device.getQueue( graphicsAndPresentQueueFamilyIndex.first, 0 );
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vk::Queue presentQueue = device.getQueue( graphicsAndPresentQueueFamilyIndex.second, 0 );
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vk::su::SwapChainData swapChainData( physicalDevice,
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device,
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*surfaceData.surface,
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surfaceData.surface,
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surfaceData.extent,
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vk::ImageUsageFlagBits::eColorAttachment |
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vk::ImageUsageFlagBits::eTransferSrc,
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vk::UniqueSwapchainKHR(),
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{},
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graphicsAndPresentQueueFamilyIndex.first,
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graphicsAndPresentQueueFamilyIndex.second );
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vk::su::DepthBufferData depthBufferData( physicalDevice, device, vk::Format::eD16Unorm, surfaceData.extent );
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vk::su::TextureData textureData( physicalDevice, device );
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commandBuffer->begin( vk::CommandBufferBeginInfo() );
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commandBuffer.begin( vk::CommandBufferBeginInfo() );
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textureData.setImage( device, commandBuffer, vk::su::CheckerboardImageGenerator() );
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vk::su::BufferData uniformBufferData(
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physicalDevice, device, sizeof( glm::mat4x4 ), vk::BufferUsageFlagBits::eUniformBuffer );
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vk::su::copyToDevice(
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device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix( surfaceData.extent ) );
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glm::mat4x4 mvpcMatrix = vk::su::createModelViewProjectionClipMatrix( surfaceData.extent );
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vk::su::copyToDevice( device, uniformBufferData.deviceMemory, mvpcMatrix );
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// Need to specify that descriptor set layout will be for push descriptors
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vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(
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vk::DescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(
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device,
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{ { vk::DescriptorType::eUniformBuffer, 1, vk::ShaderStageFlagBits::eVertex },
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{ vk::DescriptorType::eCombinedImageSampler, 1, vk::ShaderStageFlagBits::eFragment } },
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vk::DescriptorSetLayoutCreateFlagBits::ePushDescriptorKHR );
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vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(
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vk::PipelineLayoutCreateInfo( vk::PipelineLayoutCreateFlags(), *descriptorSetLayout ) );
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vk::PipelineLayout pipelineLayout = device.createPipelineLayout(
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vk::PipelineLayoutCreateInfo( vk::PipelineLayoutCreateFlags(), descriptorSetLayout ) );
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vk::UniqueRenderPass renderPass = vk::su::createRenderPass(
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vk::RenderPass renderPass = vk::su::createRenderPass(
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device,
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vk::su::pickSurfaceFormat( physicalDevice.getSurfaceFormatsKHR( surfaceData.surface.get() ) ).format,
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vk::su::pickSurfaceFormat( physicalDevice.getSurfaceFormatsKHR( surfaceData.surface ) ).format,
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depthBufferData.format );
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glslang::InitializeProcess();
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vk::UniqueShaderModule vertexShaderModule =
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vk::ShaderModule vertexShaderModule =
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vk::su::createShaderModule( device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T );
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vk::UniqueShaderModule fragmentShaderModule =
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vk::ShaderModule fragmentShaderModule =
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vk::su::createShaderModule( device, vk::ShaderStageFlagBits::eFragment, fragmentShaderText_T_C );
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glslang::FinalizeProcess();
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std::vector<vk::UniqueFramebuffer> framebuffers = vk::su::createFramebuffers(
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std::vector<vk::Framebuffer> framebuffers = vk::su::createFramebuffers(
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device, renderPass, swapChainData.imageViews, depthBufferData.imageView, surfaceData.extent );
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vk::su::BufferData vertexBufferData(
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@@ -143,12 +147,12 @@ int main( int /*argc*/, char ** /*argv*/ )
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texturedCubeData,
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sizeof( texturedCubeData ) / sizeof( texturedCubeData[0] ) );
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vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique( vk::PipelineCacheCreateInfo() );
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vk::UniquePipeline graphicsPipeline =
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vk::PipelineCache pipelineCache = device.createPipelineCache( vk::PipelineCacheCreateInfo() );
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vk::Pipeline graphicsPipeline =
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vk::su::createGraphicsPipeline( device,
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pipelineCache,
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std::make_pair( *vertexShaderModule, nullptr ),
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std::make_pair( *fragmentShaderModule, nullptr ),
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std::make_pair( vertexShaderModule, nullptr ),
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std::make_pair( fragmentShaderModule, nullptr ),
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sizeof( texturedCubeData[0] ),
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{ { vk::Format::eR32G32B32A32Sfloat, 0 }, { vk::Format::eR32G32Sfloat, 16 } },
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vk::FrontFace::eClockwise,
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@@ -157,60 +161,59 @@ int main( int /*argc*/, char ** /*argv*/ )
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renderPass );
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// Get the index of the next available swapchain image:
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vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique( vk::SemaphoreCreateInfo() );
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vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(
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swapChainData.swapChain.get(), vk::su::FenceTimeout, imageAcquiredSemaphore.get(), nullptr );
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vk::Semaphore imageAcquiredSemaphore = device.createSemaphore( vk::SemaphoreCreateInfo() );
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vk::ResultValue<uint32_t> currentBuffer =
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device.acquireNextImageKHR( swapChainData.swapChain, vk::su::FenceTimeout, imageAcquiredSemaphore, nullptr );
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assert( currentBuffer.result == vk::Result::eSuccess );
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assert( currentBuffer.value < framebuffers.size() );
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std::array<vk::ClearValue, 2> clearValues;
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clearValues[0].color = vk::ClearColorValue( std::array<float, 4>( { { 0.2f, 0.2f, 0.2f, 0.2f } } ) );
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clearValues[1].depthStencil = vk::ClearDepthStencilValue( 1.0f, 0 );
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vk::RenderPassBeginInfo renderPassBeginInfo( renderPass.get(),
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framebuffers[currentBuffer.value].get(),
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vk::RenderPassBeginInfo renderPassBeginInfo( renderPass,
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framebuffers[currentBuffer.value],
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vk::Rect2D( vk::Offset2D( 0, 0 ), surfaceData.extent ),
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clearValues );
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commandBuffer->beginRenderPass( renderPassBeginInfo, vk::SubpassContents::eInline );
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commandBuffer->bindPipeline( vk::PipelineBindPoint::eGraphics, graphicsPipeline.get() );
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commandBuffer.beginRenderPass( renderPassBeginInfo, vk::SubpassContents::eInline );
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commandBuffer.bindPipeline( vk::PipelineBindPoint::eGraphics, graphicsPipeline );
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vk::DescriptorBufferInfo bufferInfo( uniformBufferData.buffer.get(), 0, sizeof( glm::mat4x4 ) );
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vk::DescriptorImageInfo imageInfo( textureData.textureSampler.get(),
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textureData.imageData->imageView.get(),
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vk::ImageLayout::eShaderReadOnlyOptimal );
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vk::WriteDescriptorSet writeDescriptorSets[2] = {
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vk::DescriptorBufferInfo bufferInfo( uniformBufferData.buffer, 0, sizeof( glm::mat4x4 ) );
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vk::DescriptorImageInfo imageInfo(
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textureData.sampler, textureData.imageData->imageView, vk::ImageLayout::eShaderReadOnlyOptimal );
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vk::WriteDescriptorSet writeDescriptorSets[2] = {
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vk::WriteDescriptorSet( {}, 0, 0, vk::DescriptorType::eUniformBuffer, {}, bufferInfo ),
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vk::WriteDescriptorSet( {}, 1, 0, vk::DescriptorType::eCombinedImageSampler, imageInfo )
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};
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// this call is from an extension and needs the dynamic dispatcher !!
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commandBuffer->pushDescriptorSetKHR(
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vk::PipelineBindPoint::eGraphics, *pipelineLayout, 0, { 2, writeDescriptorSets } );
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commandBuffer.pushDescriptorSetKHR(
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vk::PipelineBindPoint::eGraphics, pipelineLayout, 0, { 2, writeDescriptorSets } );
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commandBuffer->bindVertexBuffers( 0, *vertexBufferData.buffer, { 0 } );
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commandBuffer->setViewport( 0,
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vk::Viewport( 0.0f,
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0.0f,
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static_cast<float>( surfaceData.extent.width ),
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static_cast<float>( surfaceData.extent.height ),
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0.0f,
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1.0f ) );
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commandBuffer->setScissor( 0, vk::Rect2D( vk::Offset2D( 0, 0 ), surfaceData.extent ) );
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commandBuffer.bindVertexBuffers( 0, vertexBufferData.buffer, { 0 } );
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commandBuffer.setViewport( 0,
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vk::Viewport( 0.0f,
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0.0f,
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static_cast<float>( surfaceData.extent.width ),
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static_cast<float>( surfaceData.extent.height ),
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0.0f,
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1.0f ) );
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commandBuffer.setScissor( 0, vk::Rect2D( vk::Offset2D( 0, 0 ), surfaceData.extent ) );
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commandBuffer->draw( 12 * 3, 1, 0, 0 );
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commandBuffer->endRenderPass();
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commandBuffer->end();
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commandBuffer.draw( 12 * 3, 1, 0, 0 );
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commandBuffer.endRenderPass();
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commandBuffer.end();
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vk::UniqueFence drawFence = device->createFenceUnique( vk::FenceCreateInfo() );
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vk::Fence drawFence = device.createFence( vk::FenceCreateInfo() );
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vk::PipelineStageFlags waitDestinationStageMask( vk::PipelineStageFlagBits::eColorAttachmentOutput );
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vk::SubmitInfo submitInfo( *imageAcquiredSemaphore, waitDestinationStageMask, *commandBuffer );
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graphicsQueue.submit( submitInfo, drawFence.get() );
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vk::SubmitInfo submitInfo( imageAcquiredSemaphore, waitDestinationStageMask, commandBuffer );
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graphicsQueue.submit( submitInfo, drawFence );
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while ( vk::Result::eTimeout == device->waitForFences( drawFence.get(), VK_TRUE, vk::su::FenceTimeout ) )
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while ( vk::Result::eTimeout == device.waitForFences( drawFence, VK_TRUE, vk::su::FenceTimeout ) )
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;
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vk::Result result =
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presentQueue.presentKHR( vk::PresentInfoKHR( {}, *swapChainData.swapChain, currentBuffer.value ) );
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presentQueue.presentKHR( vk::PresentInfoKHR( {}, swapChainData.swapChain, currentBuffer.value ) );
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switch ( result )
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{
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case vk::Result::eSuccess: break;
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@@ -223,7 +226,32 @@ int main( int /*argc*/, char ** /*argv*/ )
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/* VULKAN_KEY_END */
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device->waitIdle();
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device.waitIdle();
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device.destroyFence( drawFence );
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device.destroySemaphore( imageAcquiredSemaphore );
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device.destroyPipeline( graphicsPipeline );
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device.destroyPipelineCache( pipelineCache );
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vertexBufferData.clear( device );
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for ( auto framebuffer : framebuffers )
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{
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device.destroyFramebuffer( framebuffer );
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}
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device.destroyShaderModule( fragmentShaderModule );
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device.destroyShaderModule( vertexShaderModule );
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device.destroyRenderPass( renderPass );
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device.destroyPipelineLayout( pipelineLayout );
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device.destroyDescriptorSetLayout( descriptorSetLayout );
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textureData.clear( device );
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uniformBufferData.clear( device );
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depthBufferData.clear( device );
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swapChainData.clear( device );
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device.freeCommandBuffers( commandPool, commandBuffer );
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device.destroyCommandPool( commandPool );
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device.destroy();
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instance.destroySurfaceKHR( surfaceData.surface );
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instance.destroyDebugUtilsMessengerEXT( debugUtilsMessenger );
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instance.destroy();
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}
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catch ( vk::SystemError & err )
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{
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