231 lines
12 KiB
C++
231 lines
12 KiB
C++
// Copyright(c) 2019, NVIDIA CORPORATION. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// VulkanHpp Samples : CopyBlitImage
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// Draw a cube
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#include "../utils/utils.hpp"
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#include <thread>
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static char const * AppName = "CopyBlitImage";
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static char const * EngineName = "Vulkan.hpp";
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int main( int /*argc*/, char ** /*argv*/ )
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{
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try
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{
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vk::Instance instance = vk::su::createInstance( AppName, EngineName, {}, vk::su::getInstanceExtensions() );
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#if !defined( NDEBUG )
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vk::DebugUtilsMessengerEXT debugUtilsMessenger = 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::su::SurfaceData surfaceData( instance, AppName, vk::Extent2D( 640, 640 ) );
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vk::SurfaceCapabilitiesKHR surfaceCapabilities = physicalDevice.getSurfaceCapabilitiesKHR( surfaceData.surface );
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if ( !( surfaceCapabilities.supportedUsageFlags & vk::ImageUsageFlagBits::eTransferDst ) )
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{
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std::cout << "Surface cannot be destination of blit - abort \n";
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exit( -1 );
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}
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std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex( physicalDevice, surfaceData.surface );
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vk::Device device = vk::su::createDevice( physicalDevice, graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions() );
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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 ) ).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::su::SwapChainData swapChainData( physicalDevice,
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device,
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surfaceData.surface,
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surfaceData.extent,
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vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferDst,
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{},
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graphicsAndPresentQueueFamilyIndex.first,
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graphicsAndPresentQueueFamilyIndex.second );
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/* VULKAN_KEY_START */
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#if !defined( NDEBUG )
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vk::FormatProperties formatProperties = physicalDevice.getFormatProperties( swapChainData.colorFormat );
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assert( ( formatProperties.linearTilingFeatures & vk::FormatFeatureFlagBits::eBlitSrc ) && "Format cannot be used as transfer source" );
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#endif
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vk::Semaphore imageAcquiredSemaphore = device.createSemaphore( vk::SemaphoreCreateInfo() );
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// Get the index of the next available swapchain image:
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vk::ResultValue<uint32_t> nextImage = device.acquireNextImageKHR( swapChainData.swapChain, vk::su::FenceTimeout, imageAcquiredSemaphore, nullptr );
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assert( nextImage.result == vk::Result::eSuccess );
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assert( nextImage.value < swapChainData.images.size() );
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uint32_t imageIndex = nextImage.value;
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commandBuffer.begin( vk::CommandBufferBeginInfo() );
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vk::su::setImageLayout(
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commandBuffer, swapChainData.images[imageIndex], swapChainData.colorFormat, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal );
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// Create an image, map it, and write some values to the image
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vk::ImageCreateInfo imageCreateInfo( vk::ImageCreateFlags(),
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vk::ImageType::e2D,
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swapChainData.colorFormat,
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vk::Extent3D( surfaceData.extent, 1 ),
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1,
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1,
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vk::SampleCountFlagBits::e1,
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vk::ImageTiling::eLinear,
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vk::ImageUsageFlagBits::eTransferSrc );
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vk::Image blitSourceImage = device.createImage( imageCreateInfo );
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vk::PhysicalDeviceMemoryProperties memoryProperties = physicalDevice.getMemoryProperties();
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vk::MemoryRequirements memoryRequirements = device.getImageMemoryRequirements( blitSourceImage );
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uint32_t memoryTypeIndex = vk::su::findMemoryType( memoryProperties, memoryRequirements.memoryTypeBits, vk::MemoryPropertyFlagBits::eHostVisible );
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vk::DeviceMemory deviceMemory = device.allocateMemory( vk::MemoryAllocateInfo( memoryRequirements.size, memoryTypeIndex ) );
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device.bindImageMemory( blitSourceImage, deviceMemory, 0 );
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vk::su::setImageLayout( commandBuffer, blitSourceImage, swapChainData.colorFormat, vk::ImageLayout::eUndefined, vk::ImageLayout::eGeneral );
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commandBuffer.end();
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/* Queue the command buffer for execution */
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vk::Fence commandFence = device.createFence( {} );
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vk::PipelineStageFlags pipeStageFlags( vk::PipelineStageFlagBits::eColorAttachmentOutput );
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graphicsQueue.submit( vk::SubmitInfo( imageAcquiredSemaphore, pipeStageFlags, commandBuffer ), commandFence );
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/* Make sure command buffer is finished before mapping */
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while ( device.waitForFences( commandFence, true, vk::su::FenceTimeout ) == vk::Result::eTimeout )
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;
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unsigned char * pImageMemory = static_cast<unsigned char *>( device.mapMemory( deviceMemory, 0, memoryRequirements.size ) );
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// Checkerboard of 8x8 pixel squares
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for ( uint32_t row = 0; row < surfaceData.extent.height; row++ )
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{
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for ( uint32_t col = 0; col < surfaceData.extent.width; col++ )
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{
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unsigned char rgb = ( ( ( row & 0x8 ) == 0 ) ^ ( ( col & 0x8 ) == 0 ) ) * 255;
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pImageMemory[0] = rgb;
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pImageMemory[1] = rgb;
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pImageMemory[2] = rgb;
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pImageMemory[3] = 255;
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pImageMemory += 4;
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}
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}
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// Flush the mapped memory and then unmap it. Assume it isn't coherent since we didn't really confirm
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device.flushMappedMemoryRanges( vk::MappedMemoryRange( deviceMemory, 0, memoryRequirements.size ) );
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device.unmapMemory( deviceMemory );
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commandBuffer.reset( {} );
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commandBuffer.begin( vk::CommandBufferBeginInfo() );
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// Intend to blit from this image, set the layout accordingly
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vk::su::setImageLayout( commandBuffer, blitSourceImage, swapChainData.colorFormat, vk::ImageLayout::eGeneral, vk::ImageLayout::eTransferSrcOptimal );
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vk::Image blitDestinationImage = swapChainData.images[imageIndex];
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// Do a 32x32 blit to all of the dst image - should get big squares
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vk::ImageSubresourceLayers imageSubresourceLayers( vk::ImageAspectFlagBits::eColor, 0, 0, 1 );
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vk::ImageBlit imageBlit( imageSubresourceLayers,
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{ { vk::Offset3D( 0, 0, 0 ), vk::Offset3D( 32, 32, 1 ) } },
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imageSubresourceLayers,
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{ { vk::Offset3D( 0, 0, 0 ), vk::Offset3D( surfaceData.extent.width, surfaceData.extent.height, 1 ) } } );
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commandBuffer.blitImage(
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blitSourceImage, vk::ImageLayout::eTransferSrcOptimal, blitDestinationImage, vk::ImageLayout::eTransferDstOptimal, imageBlit, vk::Filter::eLinear );
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// Use a barrier to make sure the blit is finished before the copy starts
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vk::ImageMemoryBarrier memoryBarrier( vk::AccessFlagBits::eTransferWrite,
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vk::AccessFlagBits::eMemoryRead,
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vk::ImageLayout::eTransferDstOptimal,
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vk::ImageLayout::eTransferDstOptimal,
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VK_QUEUE_FAMILY_IGNORED,
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VK_QUEUE_FAMILY_IGNORED,
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blitDestinationImage,
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vk::ImageSubresourceRange( vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1 ) );
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commandBuffer.pipelineBarrier(
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vk::PipelineStageFlagBits::eTransfer, vk::PipelineStageFlagBits::eTransfer, vk::DependencyFlags(), nullptr, nullptr, memoryBarrier );
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// Do a image copy to part of the dst image - checks should stay small
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vk::ImageCopy imageCopy( imageSubresourceLayers, vk::Offset3D(), imageSubresourceLayers, vk::Offset3D( 256, 256, 0 ), vk::Extent3D( 128, 128, 1 ) );
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commandBuffer.copyImage( blitSourceImage, vk::ImageLayout::eTransferSrcOptimal, blitDestinationImage, vk::ImageLayout::eTransferDstOptimal, imageCopy );
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vk::ImageMemoryBarrier prePresentBarrier( vk::AccessFlagBits::eTransferWrite,
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vk::AccessFlagBits::eMemoryRead,
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vk::ImageLayout::eTransferDstOptimal,
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vk::ImageLayout::ePresentSrcKHR,
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VK_QUEUE_FAMILY_IGNORED,
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VK_QUEUE_FAMILY_IGNORED,
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swapChainData.images[imageIndex],
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vk::ImageSubresourceRange( vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1 ) );
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commandBuffer.pipelineBarrier(
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vk::PipelineStageFlagBits::eTransfer, vk::PipelineStageFlagBits::eTopOfPipe, vk::DependencyFlags(), nullptr, nullptr, prePresentBarrier );
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commandBuffer.end();
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vk::Fence drawFence = device.createFence( {} );
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graphicsQueue.submit( vk::SubmitInfo( {}, {}, commandBuffer ), drawFence );
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graphicsQueue.waitIdle();
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/* Make sure command buffer is finished before presenting */
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while ( device.waitForFences( drawFence, true, vk::su::FenceTimeout ) == vk::Result::eTimeout )
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;
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/* Now present the image in the window */
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vk::Result result = presentQueue.presentKHR( vk::PresentInfoKHR( {}, swapChainData.swapChain, imageIndex, {} ) );
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switch ( result )
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{
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case vk::Result::eSuccess: break;
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case vk::Result::eSuboptimalKHR: std::cout << "vk::Queue::presentKHR returned vk::Result::eSuboptimalKHR !\n"; break;
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default: assert( false ); // an unexpected result is returned !
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}
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std::this_thread::sleep_for( std::chrono::milliseconds( 1000 ) );
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/* VULKAN_KEY_END */
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device.destroyFence( drawFence );
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device.destroyFence( commandFence );
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device.freeMemory( deviceMemory );
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device.destroyImage( blitSourceImage );
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device.destroySemaphore( imageAcquiredSemaphore );
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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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#if !defined( NDEBUG )
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instance.destroyDebugUtilsMessengerEXT( debugUtilsMessenger );
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#endif
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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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std::cout << "vk::SystemError: " << err.what() << std::endl;
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exit( -1 );
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}
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catch ( std::exception & err )
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{
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std::cout << "std::exception: " << err.what() << std::endl;
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exit( -1 );
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}
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catch ( ... )
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{
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std::cout << "unknown error\n";
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exit( -1 );
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}
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return 0;
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}
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