mirror of
https://github.com/KhronosGroup/Vulkan-Hpp
synced 2024-11-30 15:40:08 +00:00
d811c3a7e2
* Add samples SecondaryCommandBuffer and SeparateImageSampler. + made some helper functions more explicit. * Add sample Template, some generalizations in utils, some minor improvements in various samples.
250 lines
13 KiB
C++
250 lines
13 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.
|
|
//
|
|
// VulkanHpp Samples : PipelineDerivative
|
|
// This sample creates pipeline derivative and draws with it.
|
|
|
|
#include "../utils/geometries.hpp"
|
|
#include "../utils/math.hpp"
|
|
#include "../utils/shaders.hpp"
|
|
#include "../utils/utils.hpp"
|
|
#include "vulkan/vulkan.hpp"
|
|
#include "SPIRV/GlslangToSpv.h"
|
|
|
|
// For timestamp code (getMilliseconds)
|
|
#ifdef WIN32
|
|
#include <Windows.h>
|
|
#else
|
|
#include <sys/time.h>
|
|
#endif
|
|
|
|
typedef unsigned long long timestamp_t;
|
|
timestamp_t getMilliseconds()
|
|
{
|
|
#ifdef WIN32
|
|
LARGE_INTEGER frequency;
|
|
BOOL useQPC = QueryPerformanceFrequency(&frequency);
|
|
if (useQPC)
|
|
{
|
|
LARGE_INTEGER now;
|
|
QueryPerformanceCounter(&now);
|
|
return (1000LL * now.QuadPart) / frequency.QuadPart;
|
|
}
|
|
else
|
|
{
|
|
return GetTickCount();
|
|
}
|
|
#else
|
|
struct timeval now;
|
|
gettimeofday(&now, NULL);
|
|
return (now.tv_usec / 1000) + (timestamp_t)now.tv_sec;
|
|
#endif
|
|
}
|
|
|
|
|
|
static char const* AppName = "PipelineDerivative";
|
|
static char const* EngineName = "Vulkan.hpp";
|
|
|
|
int main(int /*argc*/, char ** /*argv*/)
|
|
{
|
|
try
|
|
{
|
|
vk::UniqueInstance instance = vk::su::createInstance(AppName, EngineName, vk::su::getInstanceExtensions());
|
|
#if !defined(NDEBUG)
|
|
vk::UniqueDebugReportCallbackEXT debugReportCallback = vk::su::createDebugReportCallback(instance);
|
|
#endif
|
|
|
|
vk::PhysicalDevice physicalDevice = instance->enumeratePhysicalDevices().front();
|
|
|
|
vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
|
|
|
|
std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevice, *surfaceData.surface);
|
|
vk::UniqueDevice device = vk::su::createDevice(physicalDevice, graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
|
|
|
|
vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
|
|
vk::UniqueCommandBuffer commandBuffer = std::move(device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1)).front());
|
|
|
|
vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
|
|
vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
|
|
|
|
vk::su::SwapChainData swapChainData(physicalDevice, device, *surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc,
|
|
vk::UniqueSwapchainKHR(), graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
|
|
|
|
vk::su::DepthBufferData depthBufferData(physicalDevice, device, vk::Format::eD16Unorm, surfaceData.extent);
|
|
|
|
vk::su::TextureData textureData(physicalDevice, device);
|
|
commandBuffer->begin(vk::CommandBufferBeginInfo());
|
|
textureData.setImage(device, commandBuffer, vk::su::CheckerboardImageGenerator());
|
|
|
|
vk::su::BufferData uniformBufferData(physicalDevice, device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
|
|
vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
|
|
|
|
vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device,
|
|
{ {vk::DescriptorType::eUniformBuffer, 1, vk::ShaderStageFlagBits::eVertex}, {vk::DescriptorType::eCombinedImageSampler, 1, vk::ShaderStageFlagBits::eFragment} });
|
|
vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
|
|
|
|
vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevice.getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
|
|
|
|
glslang::InitializeProcess();
|
|
vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);
|
|
vk::UniqueShaderModule fragmentShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eFragment, fragmentShaderText_T_C);
|
|
glslang::FinalizeProcess();
|
|
|
|
std::vector<vk::UniqueFramebuffer> framebuffers = vk::su::createFramebuffers(device, renderPass, swapChainData.imageViews, depthBufferData.imageView, surfaceData.extent);
|
|
|
|
vk::su::BufferData vertexBufferData(physicalDevice, device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
|
|
vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
|
|
|
|
vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { {vk::DescriptorType::eUniformBuffer, 1}, {vk::DescriptorType::eCombinedImageSampler, 1} });
|
|
vk::UniqueDescriptorSet descriptorSet = std::move(device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(*descriptorPool, 1, &*descriptorSetLayout)).front());
|
|
|
|
vk::su::updateDescriptorSets(device, descriptorSet, {{vk::DescriptorType::eUniformBuffer, uniformBufferData.buffer}}, textureData);
|
|
|
|
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
|
|
|
|
/* VULKAN_KEY_START */
|
|
|
|
// Create two pipelines.
|
|
//
|
|
// First pipeline has VK_PIPELINE_CREATE_ALLOW_DERIVATIVES_BIT set.
|
|
// Second pipeline has a modified fragment shader and sets the VK_PIPELINE_CREATE_DERIVATIVE_BIT flag.
|
|
|
|
vk::PipelineShaderStageCreateInfo pipelineShaderStageCreateInfos[2] =
|
|
{
|
|
vk::PipelineShaderStageCreateInfo(vk::PipelineShaderStageCreateFlags(), vk::ShaderStageFlagBits::eVertex, vertexShaderModule.get(), "main"),
|
|
vk::PipelineShaderStageCreateInfo(vk::PipelineShaderStageCreateFlags(), vk::ShaderStageFlagBits::eFragment, fragmentShaderModule.get(), "main")
|
|
};
|
|
|
|
vk::VertexInputBindingDescription vertexInputBindingDescription(0, sizeof(texturedCubeData[0]));
|
|
vk::VertexInputAttributeDescription vertexInputAttributeDescriptions[2] =
|
|
{
|
|
vk::VertexInputAttributeDescription(0, 0, vk::Format::eR32G32B32A32Sfloat, 0),
|
|
vk::VertexInputAttributeDescription(1, 0, vk::Format::eR32G32B32A32Sfloat, 16)
|
|
};
|
|
vk::PipelineVertexInputStateCreateInfo pipelineVertexInputStateCreateInfo(vk::PipelineVertexInputStateCreateFlags(), 1, &vertexInputBindingDescription, 2, vertexInputAttributeDescriptions);
|
|
|
|
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, vk::FrontFace::eClockwise, false, 0.0f, 0.0f, 0.0f, 1.0f);
|
|
|
|
vk::PipelineMultisampleStateCreateInfo pipelineMultisampleStateCreateInfo;
|
|
|
|
vk::StencilOpState stencilOpState(vk::StencilOp::eKeep, vk::StencilOp::eKeep, vk::StencilOp::eKeep, vk::CompareOp::eAlways);
|
|
vk::PipelineDepthStencilStateCreateInfo pipelineDepthStencilStateCreateInfo(vk::PipelineDepthStencilStateCreateFlags(), true, true, 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::PipelineCreateFlagBits::eAllowDerivatives, 2, pipelineShaderStageCreateInfos, &pipelineVertexInputStateCreateInfo,
|
|
&pipelineInputAssemblyStateCreateInfo, nullptr, &pipelineViewportStateCreateInfo, &pipelineRasterizationStateCreateInfo, &pipelineMultisampleStateCreateInfo,
|
|
&pipelineDepthStencilStateCreateInfo, &pipelineColorBlendStateCreateInfo, &pipelineDynamicStateCreateInfo, pipelineLayout.get(), renderPass.get());
|
|
|
|
vk::UniquePipeline basePipeline = device->createGraphicsPipelineUnique(pipelineCache.get(), graphicsPipelineCreateInfo);
|
|
|
|
// Now create the derivative pipeline, using a different fragment shader
|
|
// This shader will shade the cube faces with interpolated colors
|
|
const std::string fragmentShaderText_T_C_2 = R"(
|
|
#version 450
|
|
|
|
layout (location = 0) in vec2 inTexCoord;
|
|
|
|
layout (location = 0) out vec4 outColor;
|
|
|
|
void main()
|
|
{
|
|
outColor = vec4(inTexCoord.x, inTexCoord.y, 1.0f - inTexCoord.x - inTexCoord.y, 1.0f);
|
|
}
|
|
)";
|
|
|
|
// Convert GLSL to SPIR-V
|
|
glslang::InitializeProcess();
|
|
vk::UniqueShaderModule fragmentShaderModule2 = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eFragment, fragmentShaderText_T_C_2);
|
|
glslang::FinalizeProcess();
|
|
|
|
// Modify pipeline info to reflect derivation
|
|
pipelineShaderStageCreateInfos[1] = vk::PipelineShaderStageCreateInfo(vk::PipelineShaderStageCreateFlags(), vk::ShaderStageFlagBits::eFragment, fragmentShaderModule2.get(), "main");
|
|
graphicsPipelineCreateInfo.flags = vk::PipelineCreateFlagBits::eDerivative;
|
|
graphicsPipelineCreateInfo.basePipelineHandle = basePipeline.get();
|
|
graphicsPipelineCreateInfo.basePipelineIndex = -1;
|
|
|
|
// And create the derived pipeline
|
|
vk::UniquePipeline derivedPipeline = device->createGraphicsPipelineUnique(pipelineCache.get(), graphicsPipelineCreateInfo);
|
|
|
|
/* VULKAN_KEY_END */
|
|
|
|
vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo(vk::SemaphoreCreateFlags()));
|
|
|
|
// Get the index of the next available swapchain image
|
|
vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(swapChainData.swapChain.get(), UINT64_MAX, imageAcquiredSemaphore.get(), nullptr);
|
|
assert(currentBuffer.result == vk::Result::eSuccess);
|
|
assert(currentBuffer.value < framebuffers.size());
|
|
|
|
vk::ClearValue clearValues[2];
|
|
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);
|
|
|
|
commandBuffer->beginRenderPass(vk::RenderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(), surfaceData.extent), 2, clearValues), vk::SubpassContents::eInline);
|
|
commandBuffer->bindPipeline(vk::PipelineBindPoint::eGraphics, derivedPipeline.get());
|
|
commandBuffer->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSet.get(), {});
|
|
|
|
commandBuffer->bindVertexBuffers(0, *vertexBufferData.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::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
|
|
|
|
vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
|
|
vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffer.get());
|
|
graphicsQueue.submit(submitInfo, drawFence.get());
|
|
|
|
while (vk::Result::eTimeout == device->waitForFences(drawFence.get(), VK_TRUE, vk::su::FenceTimeout))
|
|
;
|
|
|
|
presentQueue.presentKHR(vk::PresentInfoKHR(0, nullptr, 1, &swapChainData.swapChain.get(), ¤tBuffer.value));
|
|
Sleep(1000);
|
|
|
|
#if defined(VK_USE_PLATFORM_WIN32_KHR)
|
|
DestroyWindow(surfaceData.window);
|
|
#else
|
|
#pragma error "unhandled platform"
|
|
#endif
|
|
}
|
|
catch (vk::SystemError err)
|
|
{
|
|
std::cout << "vk::SystemError: " << err.what() << std::endl;
|
|
exit(-1);
|
|
}
|
|
catch (std::runtime_error err)
|
|
{
|
|
std::cout << "std::runtime_error: " << err.what() << std::endl;
|
|
exit(-1);
|
|
}
|
|
catch (...)
|
|
{
|
|
std::cout << "unknown error\n";
|
|
exit(-1);
|
|
}
|
|
return 0;
|
|
}
|