Vulkan-Hpp/RAII_Samples/MultipleSets/MultipleSets.cpp

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// 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.
//
// VulkanHpp Samples : MultipleSets
// Use multiple descriptor sets to draw a textured cube.
#if defined( _MSC_VER )
// no need to ignore any warnings with MSVC
#elif defined( __clang__ )
# pragma clang diagnostic ignored "-Wmissing-braces"
#elif defined( __GNUC__ )
# if ( 9 <= __GNUC__ )
# pragma GCC diagnostic ignored "-Winit-list-lifetime"
# endif
#else
// unknow compiler... just ignore the warnings for yourselves ;)
#endif
#include "../../samples/utils/geometries.hpp"
#include "../../samples/utils/math.hpp"
#include "../utils/shaders.hpp"
#include "../utils/utils.hpp"
#include "SPIRV/GlslangToSpv.h"
#include "vulkan/vulkan_raii.hpp"
#include <iostream>
#include <thread>
static char const * AppName = "MultipleSets";
static char const * EngineName = "Vulkan.hpp";
const std::string vertexShaderText = R"(
#version 400
#extension GL_ARB_separate_shader_objects : enable
#extension GL_ARB_shading_language_420pack : enable
layout (std140, set = 0, binding = 0) uniform buffer
{
mat4 mvp;
} uniformBuffer;
layout (set = 1, binding = 0) uniform sampler2D surface;
layout (location = 0) in vec4 pos;
layout (location = 1) in vec2 inTexCoord;
layout (location = 0) out vec4 outColor;
layout (location = 1) out vec2 outTexCoord;
void main()
{
outColor = texture(surface, vec2(0.0f));
outTexCoord = inTexCoord;
gl_Position = uniformBuffer.mvp * pos;
}
)";
const std::string fragmentShaderText = R"(
#version 400
#extension GL_ARB_separate_shader_objects : enable
#extension GL_ARB_shading_language_420pack : enable
layout (location = 0) in vec4 inColor;
layout (location = 1) in vec2 inTexCoord;
layout (location = 0) out vec4 outColor;
void main()
{
outColor = inColor;
// create a border to see the cube more easily
if ((inTexCoord.x < 0.01f) || (0.99f < inTexCoord.x) || (inTexCoord.y < 0.01f) || (0.99f < inTexCoord.y))
{
outColor *= vec4(0.1f, 0.1f, 0.1f, 1.0f);
}
}
)";
int main( int /*argc*/, char ** /*argv*/ )
{
try
{
vk::raii::Context context;
vk::raii::Instance instance =
vk::raii::su::makeInstance( context, AppName, EngineName, {}, vk::su::getInstanceExtensions() );
#if !defined( NDEBUG )
vk::raii::DebugUtilsMessengerEXT debugUtilsMessenger( instance, vk::su::makeDebugUtilsMessengerCreateInfoEXT() );
#endif
vk::raii::PhysicalDevice physicalDevice = std::move( vk::raii::PhysicalDevices( instance ).front() );
vk::FormatProperties formatProperties = physicalDevice.getFormatProperties( vk::Format::eR8G8B8A8Unorm );
if ( !( formatProperties.optimalTilingFeatures & vk::FormatFeatureFlagBits::eColorAttachment ) )
{
std::cout << "vk::Format::eR8G8B8A8Unorm format unsupported for input attachment\n";
exit( -1 );
}
vk::raii::su::SurfaceData surfaceData( instance, AppName, vk::Extent2D( 500, 500 ) );
std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex =
vk::raii::su::findGraphicsAndPresentQueueFamilyIndex( physicalDevice, surfaceData.surface );
vk::raii::Device device = vk::raii::su::makeDevice(
physicalDevice, graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions() );
vk::raii::CommandPool commandPool = vk::raii::CommandPool(
device, { vk::CommandPoolCreateFlagBits::eResetCommandBuffer, graphicsAndPresentQueueFamilyIndex.first } );
vk::raii::CommandBuffer commandBuffer = vk::raii::su::makeCommandBuffer( device, commandPool );
vk::raii::Queue graphicsQueue( device, graphicsAndPresentQueueFamilyIndex.first, 0 );
vk::raii::Queue presentQueue( device, graphicsAndPresentQueueFamilyIndex.second, 0 );
vk::raii::su::SwapChainData swapChainData( physicalDevice,
device,
surfaceData.surface,
surfaceData.extent,
vk::ImageUsageFlagBits::eColorAttachment |
vk::ImageUsageFlagBits::eTransferSrc,
{},
graphicsAndPresentQueueFamilyIndex.first,
graphicsAndPresentQueueFamilyIndex.second );
vk::raii::su::DepthBufferData depthBufferData( physicalDevice, device, vk::Format::eD16Unorm, surfaceData.extent );
vk::raii::su::TextureData textureData( physicalDevice, device );
commandBuffer.begin( vk::CommandBufferBeginInfo() );
textureData.setImage( commandBuffer, vk::su::MonochromeImageGenerator( { 118, 185, 0 } ) );
vk::raii::su::BufferData uniformBufferData(
physicalDevice, device, sizeof( glm::mat4x4 ), vk::BufferUsageFlagBits::eUniformBuffer );
glm::mat4x4 mvpcMatrix = vk::su::createModelViewProjectionClipMatrix( surfaceData.extent );
vk::raii::su::copyToDevice( uniformBufferData.deviceMemory, mvpcMatrix );
vk::Format colorFormat =
vk::su::pickSurfaceFormat( physicalDevice.getSurfaceFormatsKHR( *surfaceData.surface ) ).format;
vk::raii::RenderPass renderPass = vk::raii::su::makeRenderPass( device, colorFormat, depthBufferData.format );
glslang::InitializeProcess();
vk::raii::ShaderModule vertexShaderModule =
vk::raii::su::makeShaderModule( device, vk::ShaderStageFlagBits::eVertex, vertexShaderText );
vk::raii::ShaderModule fragmentShaderModule =
vk::raii::su::makeShaderModule( device, vk::ShaderStageFlagBits::eFragment, fragmentShaderText );
glslang::FinalizeProcess();
std::vector<vk::raii::Framebuffer> framebuffers = vk::raii::su::makeFramebuffers(
device, renderPass, swapChainData.imageViews, &depthBufferData.imageView, surfaceData.extent );
vk::raii::su::BufferData vertexBufferData(
physicalDevice, device, sizeof( texturedCubeData ), vk::BufferUsageFlagBits::eVertexBuffer );
vk::raii::su::copyToDevice(
vertexBufferData.deviceMemory, texturedCubeData, sizeof( texturedCubeData ) / sizeof( texturedCubeData[0] ) );
/* VULKAN_KEY_START */
// Create first layout to contain uniform buffer data
vk::DescriptorSetLayoutBinding uniformBinding(
0, vk::DescriptorType::eUniformBuffer, 1, vk::ShaderStageFlagBits::eVertex );
vk::DescriptorSetLayoutCreateInfo descriptorSetLayoutCreateInfo( {}, uniformBinding );
vk::raii::DescriptorSetLayout uniformLayout( device, descriptorSetLayoutCreateInfo );
// Create second layout containing combined sampler/image data
vk::DescriptorSetLayoutBinding sampler2DBinding(
0, vk::DescriptorType::eCombinedImageSampler, 1, vk::ShaderStageFlagBits::eVertex );
descriptorSetLayoutCreateInfo.pBindings = &sampler2DBinding;
vk::raii::DescriptorSetLayout samplerLayout( device, descriptorSetLayoutCreateInfo );
// Create pipeline layout with multiple descriptor sets
std::array<vk::DescriptorSetLayout, 2> descriptorSetLayouts = { *uniformLayout, *samplerLayout };
vk::PipelineLayoutCreateInfo pipelineLayoutCreateInfo( {}, descriptorSetLayouts );
vk::raii::PipelineLayout pipelineLayout( device, pipelineLayoutCreateInfo );
// Create a single pool to contain data for our two descriptor sets
std::array<vk::DescriptorPoolSize, 2> poolSizes = { vk::DescriptorPoolSize( vk::DescriptorType::eUniformBuffer, 1 ),
vk::DescriptorPoolSize(
vk::DescriptorType::eCombinedImageSampler, 1 ) };
vk::DescriptorPoolCreateInfo descriptorPoolCreateInfo(
vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet, 2, poolSizes );
vk::raii::DescriptorPool descriptorPool( device, descriptorPoolCreateInfo );
// Populate descriptor sets
vk::DescriptorSetAllocateInfo descriptorSetAllocateInfo( *descriptorPool, descriptorSetLayouts );
vk::raii::DescriptorSets descriptorSets( device, descriptorSetAllocateInfo );
// Populate with info about our uniform buffer
vk::DescriptorBufferInfo uniformBufferInfo( *uniformBufferData.buffer, 0, sizeof( glm::mat4x4 ) );
vk::DescriptorImageInfo textureImageInfo(
*textureData.sampler, *textureData.imageData.imageView, vk::ImageLayout::eShaderReadOnlyOptimal );
std::array<vk::WriteDescriptorSet, 2> writeDescriptorSets = {
{ vk::WriteDescriptorSet( *descriptorSets[0], 0, 0, vk::DescriptorType::eUniformBuffer, {}, uniformBufferInfo ),
vk::WriteDescriptorSet(
*descriptorSets[1], 0, 0, vk::DescriptorType::eCombinedImageSampler, textureImageInfo ) }
};
device.updateDescriptorSets( writeDescriptorSets, nullptr );
/* VULKAN_KEY_END */
vk::raii::PipelineCache pipelineCache( device, vk::PipelineCacheCreateInfo() );
vk::raii::Pipeline graphicsPipeline =
vk::raii::su::makeGraphicsPipeline( device,
pipelineCache,
vertexShaderModule,
nullptr,
fragmentShaderModule,
nullptr,
sizeof( texturedCubeData[0] ),
{ { vk::Format::eR32G32B32A32Sfloat, 0 }, { vk::Format::eR32G32Sfloat, 16 } },
vk::FrontFace::eClockwise,
true,
pipelineLayout,
renderPass );
// Get the index of the next available swapchain image:
vk::raii::Semaphore imageAcquiredSemaphore( device, vk::SemaphoreCreateInfo() );
vk::Result result;
uint32_t imageIndex;
std::tie( result, imageIndex ) =
swapChainData.swapChain.acquireNextImage( vk::su::FenceTimeout, *imageAcquiredSemaphore );
assert( result == vk::Result::eSuccess );
assert( imageIndex < swapChainData.images.size() );
std::array<vk::ClearValue, 2> clearValues;
clearValues[0].color = vk::ClearColorValue( std::array<float, 4>( { { 0.2f, 0.2f, 0.2f, 0.2f } } ) );
clearValues[1].depthStencil = vk::ClearDepthStencilValue( 1.0f, 0 );
vk::RenderPassBeginInfo renderPassBeginInfo(
*renderPass, *framebuffers[imageIndex], vk::Rect2D( vk::Offset2D( 0, 0 ), surfaceData.extent ), clearValues );
commandBuffer.beginRenderPass( renderPassBeginInfo, vk::SubpassContents::eInline );
commandBuffer.bindPipeline( vk::PipelineBindPoint::eGraphics, *graphicsPipeline );
commandBuffer.bindDescriptorSets(
vk::PipelineBindPoint::eGraphics, *pipelineLayout, 0, { *descriptorSets[0], *descriptorSets[1] }, nullptr );
vk::Buffer buffer = *vertexBufferData.buffer;
commandBuffer.bindVertexBuffers( 0, buffer, { 0 } );
commandBuffer.setViewport( 0,
vk::Viewport( 0.0f,
0.0f,
static_cast<float>( surfaceData.extent.width ),
static_cast<float>( surfaceData.extent.height ),
0.0f,
1.0f ) );
commandBuffer.setScissor( 0, vk::Rect2D( vk::Offset2D( 0, 0 ), surfaceData.extent ) );
commandBuffer.draw( 12 * 3, 1, 0, 0 );
commandBuffer.endRenderPass();
commandBuffer.end();
vk::raii::Fence drawFence( device, vk::FenceCreateInfo() );
vk::PipelineStageFlags waitDestinationStageMask( vk::PipelineStageFlagBits::eColorAttachmentOutput );
vk::SubmitInfo submitInfo( *imageAcquiredSemaphore, waitDestinationStageMask, *commandBuffer );
graphicsQueue.submit( submitInfo, *drawFence );
while ( vk::Result::eTimeout == device.waitForFences( { *drawFence }, VK_TRUE, vk::su::FenceTimeout ) )
;
vk::PresentInfoKHR presentInfoKHR( nullptr, *swapChainData.swapChain, imageIndex );
result = presentQueue.presentKHR( presentInfoKHR );
switch ( result )
{
case vk::Result::eSuccess: break;
case vk::Result::eSuboptimalKHR:
std::cout << "vk::Queue::presentKHR returned vk::Result::eSuboptimalKHR !\n";
break;
default: assert( false ); // an unexpected result is returned !
}
std::this_thread::sleep_for( std::chrono::milliseconds( 1000 ) );
device.waitIdle();
}
catch ( vk::SystemError & err )
{
std::cout << "vk::SystemError: " << err.what() << std::endl;
exit( -1 );
}
catch ( std::exception & err )
{
std::cout << "std::exception: " << err.what() << std::endl;
exit( -1 );
}
catch ( ... )
{
std::cout << "unknown error\n";
exit( -1 );
}
return 0;
}