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Add samples OcclusionQuery, PipelineCache, PipelineDerivative, PushConstants, and PushDescriptors. (#325)

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+ some minor changes in some samples, math, shaders, and utils.
This commit is contained in:
Andreas Süßenbach 2019-05-09 15:25:40 +02:00 committed by Markus Tavenrath
parent 61e92d4842
commit 5ce8ae7fd0
21 changed files with 1489 additions and 62 deletions
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2
samples/15_DrawCube/15_DrawCube.cpp
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@ -79,7 +79,7 @@ int main(int /*argc*/, char ** /*argv*/)
vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBuffer, &descriptorBufferInfo);
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(coloredCubeData[0]), true, pipelineLayout, renderPass);
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(coloredCubeData[0]), true, false, pipelineLayout, renderPass);
/* VULKAN_KEY_START */

2
samples/DrawTexturedCube/DrawTexturedCube.cpp
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@ -87,7 +87,7 @@ int main(int /*argc*/, char ** /*argv*/)
vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBuffer, &bufferInfo, &imageInfo);
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, pipelineLayout, renderPass);
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, true, pipelineLayout, renderPass);
/* VULKAN_KEY_START */

2
samples/DynamicUniform/DynamicUniform.cpp
View File

@ -107,7 +107,7 @@ int main(int /*argc*/, char ** /*argv*/)
vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBufferDynamic, &descriptorBufferInfo);
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(coloredCubeData[0]), true, pipelineLayout, renderPass);
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(coloredCubeData[0]), true, false, pipelineLayout, renderPass);
// Get the index of the next available swapchain image:
vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());

19
samples/EnumerateDevicesAdvanced/EnumerateDevicesAdvanced.cpp
View File

@ -23,18 +23,6 @@
static char const* AppName = "EnumerateDevicesAdvanced";
static char const* EngineName = "Vulkan.hpp";
void print_UUID(uint8_t *pipelineCacheUUID)
{
for (int j = 0; j < VK_UUID_SIZE; ++j)
{
std::cout << std::setw(2) << (uint32_t)pipelineCacheUUID[j];
if (j == 3 || j == 5 || j == 7 || j == 9)
{
std::cout << '-';
}
}
}
int main(int /*argc*/, char ** /*argv*/)
{
try
@ -70,12 +58,7 @@ int main(int /*argc*/, char ** /*argv*/)
std::cout << "deviceName: " << properties.deviceName << '\n';
std::cout << "pipelineCacheUUID: ";
std::cout << std::setfill('0') << std::hex;
print_UUID(properties.pipelineCacheUUID);
std::cout << std::setfill(' ') << std::dec;
std::cout << '\n';
std::cout << '\n';
std::cout << "pipelineCacheUUID: " << vk::su::UUID(properties.pipelineCacheUUID) << "\n\n";
}
/* VULKAN_HPP_KEY_END */

2
samples/ImmutableSampler/ImmutableSampler.cpp
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@ -109,7 +109,7 @@ int main(int /*argc*/, char ** /*argv*/)
/* VULKAN_KEY_END */
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, pipelineLayout, renderPass);
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, true, pipelineLayout, renderPass);
vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());
vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(swapChainData.swapChain.get(), vk::su::FenceTimeout, imageAcquiredSemaphore.get(), nullptr);

2
samples/InputAttachment/InputAttachment.cpp
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@ -155,7 +155,7 @@ int main(int /*argc*/, char ** /*argv*/)
device->updateDescriptorSets(vk::ArrayProxy<const vk::WriteDescriptorSet>(1, &writeDescriptorSet), nullptr);
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, 0, false, pipelineLayout, renderPass);
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, 0, false, false, pipelineLayout, renderPass);
vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());

32
samples/MultipleSets/MultipleSets.cpp
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@ -93,34 +93,6 @@ void main()
}
)";
class MonochromeTextureGenerator
{
public:
MonochromeTextureGenerator(std::array<unsigned char, 3> const& rgb_)
: rgb(rgb_)
{}
void 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] = rgb[0];
pImageMemory[1] = rgb[1];
pImageMemory[2] = rgb[2];
pImageMemory[3] = 255;
pImageMemory += 4;
}
}
}
private:
std::array<unsigned char, 3> const& rgb;
};
int main(int /*argc*/, char ** /*argv*/)
{
try
@ -152,7 +124,7 @@ int main(int /*argc*/, char ** /*argv*/)
vk::su::TextureData textureData(physicalDevices[0], device);
commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
textureData.setTexture(device, commandBuffers[0], MonochromeTextureGenerator({ 118, 185, 0 }));
textureData.setTexture(device, commandBuffers[0], vk::su::MonochromeTextureGenerator({ 118, 185, 0 }));
vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
@ -207,7 +179,7 @@ int main(int /*argc*/, char ** /*argv*/)
/* VULKAN_KEY_END */
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, pipelineLayout, renderPass);
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, true, pipelineLayout, renderPass);
// Get the index of the next available swapchain image:
vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());

44
samples/OcclusionQuery/CMakeLists.txt Normal file
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@ -0,0 +1,44 @@
# 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.
cmake_minimum_required(VERSION 3.2)
project(OcclusionQuery)
set(HEADERS
../utils/geometries.hpp
../utils/math.hpp
../utils/shaders.hpp
../utils/utils.hpp
)
set(SOURCES
OcclusionQuery.cpp
../utils/math.cpp
../utils/shaders.cpp
../utils/utils.cpp
../../glslang/StandAlone/ResourceLimits.cpp
)
source_group(headers FILES ${HEADERS})
source_group(sources FILES ${SOURCES})
add_executable(OcclusionQuery
${HEADERS}
${SOURCES}
)
set_target_properties(OcclusionQuery PROPERTIES FOLDER "Samples")
target_include_directories(OcclusionQuery PUBLIC ${CMAKE_SOURCE_DIR}/glslang)
target_link_libraries(OcclusionQuery PUBLIC glslang SPIRV "${Vulkan_LIBRARIES}")

189
samples/OcclusionQuery/OcclusionQuery.cpp Normal file
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@ -0,0 +1,189 @@
// 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 : OcclusionQuery
// Use occlusion query to determine if drawing renders any samples.
#include "../utils/geometries.hpp"
#include "../utils/math.hpp"
#include "../utils/shaders.hpp"
#include "../utils/utils.hpp"
#include "vulkan/vulkan.hpp"
#include "SPIRV/GlslangToSpv.h"
#include <iostream>
static char const* AppName = "OcclusionQuery";
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
std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
assert(!physicalDevices.empty());
vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
, graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
vk::su::BufferData uniformBufferData(physicalDevices[0], 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::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
glslang::InitializeProcess();
vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PC_C);
vk::UniqueShaderModule fragmentShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eFragment, fragmentShaderText_C_C);
glslang::FinalizeProcess();
std::vector<vk::UniqueFramebuffer> framebuffers = vk::su::createFramebuffers(device, renderPass, swapChainData.imageViews, depthBufferData.imageView, surfaceData.extent);
vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(coloredCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
vk::su::copyToDevice(device, vertexBufferData.deviceMemory, coloredCubeData, sizeof(coloredCubeData) / sizeof(coloredCubeData[0]));
vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device);
std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
vk::DescriptorBufferInfo descriptorBufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBuffer, &descriptorBufferInfo);
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(coloredCubeData[0]), true, false, pipelineLayout, renderPass);
/* VULKAN_KEY_START */
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());
/* Allocate a uniform buffer that will take query results. */
vk::UniqueBuffer queryResultBuffer = device->createBufferUnique(vk::BufferCreateInfo(vk::BufferCreateFlags(), 4 * sizeof(uint64_t), vk::BufferUsageFlagBits::eUniformBuffer | vk::BufferUsageFlagBits::eTransferDst));
vk::MemoryRequirements memoryRequirements = device->getBufferMemoryRequirements(queryResultBuffer.get());
uint32_t memoryTypeIndex = vk::su::findMemoryType(physicalDevices[0].getMemoryProperties(), memoryRequirements.memoryTypeBits, vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent);
vk::UniqueDeviceMemory queryResultMemory = device->allocateMemoryUnique(vk::MemoryAllocateInfo(memoryRequirements.size, memoryTypeIndex));
device->bindBufferMemory(queryResultBuffer.get(), queryResultMemory.get(), 0);
vk::UniqueQueryPool queryPool = device->createQueryPoolUnique(vk::QueryPoolCreateInfo(vk::QueryPoolCreateFlags(), vk::QueryType::eOcclusion, 2, vk::QueryPipelineStatisticFlags()));
commandBuffers[0]->begin(vk::CommandBufferBeginInfo(vk::CommandBufferUsageFlags()));
commandBuffers[0]->resetQueryPool(queryPool.get(), 0, 2);
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);
commandBuffers[0]->beginRenderPass(vk::RenderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(), surfaceData.extent), 2, clearValues), vk::SubpassContents::eInline);
commandBuffers[0]->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
commandBuffers[0]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[0].get(), {});
VkDeviceSize offset = 0;
commandBuffers[0]->bindVertexBuffers(0, vertexBufferData.buffer.get(), offset);
vk::Viewport viewport(0.0f, 0.0f, static_cast<float>(surfaceData.extent.width), static_cast<float>(surfaceData.extent.height), 0.0f, 1.0f);
commandBuffers[0]->setViewport(0, viewport);
vk::Rect2D scissor(vk::Offset2D(0, 0), surfaceData.extent);
commandBuffers[0]->setScissor(0, scissor);
commandBuffers[0]->beginQuery(queryPool.get(), 0, vk::QueryControlFlags());
commandBuffers[0]->endQuery(queryPool.get(), 0);
commandBuffers[0]->beginQuery(queryPool.get(), 1, vk::QueryControlFlags());
commandBuffers[0]->draw(12 * 3, 1, 0, 0);
commandBuffers[0]->endRenderPass();
commandBuffers[0]->endQuery(queryPool.get(), 1);
commandBuffers[0]->copyQueryPoolResults(queryPool.get(), 0, 2, queryResultBuffer.get(), 0, sizeof(uint64_t), vk::QueryResultFlagBits::e64 | vk::QueryResultFlagBits::eWait);
commandBuffers[0]->end();
vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].get());
graphicsQueue.submit(submitInfo, drawFence.get());
graphicsQueue.waitIdle();
uint64_t samplesPassed[2];
device->getQueryPoolResults(queryPool.get(), 0, 2, vk::ArrayProxy<uint64_t>(4, samplesPassed), sizeof(uint64_t), vk::QueryResultFlagBits::e64 | vk::QueryResultFlagBits::eWait);
std::cout << "vkGetQueryPoolResults data\n";
std::cout << "samples_passed[0] = " << samplesPassed[0] << "\n";
std::cout << "samples_passed[1] = " << samplesPassed[1] << "\n";
/* Read back query result from buffer */
uint64_t *samplesPassedPtr = static_cast<uint64_t*>(device->mapMemory(queryResultMemory.get(), 0, memoryRequirements.size, vk::MemoryMapFlags()));
std::cout << "vkCmdCopyQueryPoolResults data\n";
std::cout << "samples_passed[0] = " << samplesPassedPtr[0] << "\n";
std::cout << "samples_passed[1] = " << samplesPassedPtr[1] << "\n";
device->unmapMemory(queryResultMemory.get());
while (vk::Result::eTimeout == device->waitForFences(drawFence.get(), VK_TRUE, vk::su::FenceTimeout))
;
presentQueue.presentKHR(vk::PresentInfoKHR(0, nullptr, 1, &swapChainData.swapChain.get(), &currentBuffer.value));
Sleep(1000);
/* VULKAN_KEY_END */
#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;
}

44
samples/PipelineCache/CMakeLists.txt Normal file
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@ -0,0 +1,44 @@
# 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.
cmake_minimum_required(VERSION 3.2)
project(PipelineCache)
set(HEADERS
../utils/geometries.hpp
../utils/math.hpp
../utils/shaders.hpp
../utils/utils.hpp
)
set(SOURCES
PipelineCache.cpp
../utils/math.cpp
../utils/shaders.cpp
../utils/utils.cpp
../../glslang/StandAlone/ResourceLimits.cpp
)
source_group(headers FILES ${HEADERS})
source_group(sources FILES ${SOURCES})
add_executable(PipelineCache
${HEADERS}
${SOURCES}
)
set_target_properties(PipelineCache PROPERTIES FOLDER "Samples")
target_include_directories(PipelineCache PUBLIC ${CMAKE_SOURCE_DIR}/glslang)
target_link_libraries(PipelineCache PUBLIC glslang SPIRV "${Vulkan_LIBRARIES}")

347
samples/PipelineCache/PipelineCache.cpp Normal file
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@ -0,0 +1,347 @@
// 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 : PipelineCache
// This sample tries to save and reuse pipeline cache data between runs.
#include "../utils/geometries.hpp"
#include "../utils/math.hpp"
#include "../utils/shaders.hpp"
#include "../utils/utils.hpp"
#include "vulkan/vulkan.hpp"
#include "SPIRV/GlslangToSpv.h"
#include <fstream>
#include <iomanip>
// 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 = "PipelineCache";
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
std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
vk::PhysicalDeviceProperties properties = physicalDevices[0].getProperties();
assert(!physicalDevices.empty());
vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
, graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
vk::su::TextureData textureData(physicalDevices[0], device);
commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
textureData.setTexture(device, commandBuffers[0], vk::su::MonochromeTextureGenerator({ 118, 185, 0 }));
vk::su::BufferData uniformBufferData(physicalDevices[0], 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, true);
vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), 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(physicalDevices[0], 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, true);
std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
vk::DescriptorBufferInfo descriptorBufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
vk::DescriptorImageInfo imageInfo(textureData.textureSampler.get(), textureData.imageData->imageView.get(), vk::ImageLayout::eShaderReadOnlyOptimal);
vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBuffer, &descriptorBufferInfo, &imageInfo);
/* VULKAN_KEY_START */
// Check disk for existing cache data
size_t startCacheSize = 0;
char *startCacheData = nullptr;
std::string cacheFileName = "pipeline_cache_data.bin";
std::ifstream readCacheStream(cacheFileName, std::ios_base::in | std::ios_base::binary);
if (readCacheStream.good())
{
// Determine cache size
readCacheStream.seekg(0, readCacheStream.end);
startCacheSize = readCacheStream.tellg();
readCacheStream.seekg(0, readCacheStream.beg);
// Allocate memory to hold the initial cache data
startCacheData = new char[startCacheSize];
// Read the data into our buffer
readCacheStream.read(startCacheData, startCacheSize);
// Clean up and print results
readCacheStream.close();
std::cout << " Pipeline cache HIT!\n";
std::cout << " cacheData loaded from " << cacheFileName << "\n";
}
else
{
// No cache found on disk
std::cout << " Pipeline cache miss!\n";
}
if (startCacheData != nullptr)
{
// Check for cache validity
//
// TODO: Update this as the spec evolves. The fields are not defined by the header.
//
// The code below supports SDK 0.10 Vulkan spec, which contains the following table:
//
// Offset Size Meaning
// ------ ------------ ------------------------------------------------------------------
// 0 4 a device ID equal to VkPhysicalDeviceProperties::DeviceId written
// as a stream of bytes, with the least significant byte first
//
// 4 VK_UUID_SIZE a pipeline cache ID equal to VkPhysicalDeviceProperties::pipelineCacheUUID
//
//
// The code must be updated for latest Vulkan spec, which contains the following table:
//
// Offset Size Meaning
// ------ ------------ ------------------------------------------------------------------
// 0 4 length in bytes of the entire pipeline cache header written as a
// stream of bytes, with the least significant byte first
// 4 4 a VkPipelineCacheHeaderVersion value written as a stream of bytes,
// with the least significant byte first
// 8 4 a vendor ID equal to VkPhysicalDeviceProperties::vendorID written
// as a stream of bytes, with the least significant byte first
// 12 4 a device ID equal to VkPhysicalDeviceProperties::deviceID written
// as a stream of bytes, with the least significant byte first
// 16 VK_UUID_SIZE a pipeline cache ID equal to VkPhysicalDeviceProperties::pipelineCacheUUID
uint32_t headerLength = 0;
uint32_t cacheHeaderVersion = 0;
uint32_t vendorID = 0;
uint32_t deviceID = 0;
uint8_t pipelineCacheUUID[VK_UUID_SIZE] = {};
memcpy(&headerLength, (uint8_t *)startCacheData + 0, 4);
memcpy(&cacheHeaderVersion, (uint8_t *)startCacheData + 4, 4);
memcpy(&vendorID, (uint8_t *)startCacheData + 8, 4);
memcpy(&deviceID, (uint8_t *)startCacheData + 12, 4);
memcpy(pipelineCacheUUID, (uint8_t *)startCacheData + 16, VK_UUID_SIZE);
// Check each field and report bad values before freeing existing cache
bool badCache = false;
if (headerLength <= 0)
{
badCache = true;
std::cout << " Bad header length in " << cacheFileName << ".\n";
std::cout << " Cache contains: " << std::hex << std::setw(8) << headerLength << "\n";
}
if (cacheHeaderVersion != VK_PIPELINE_CACHE_HEADER_VERSION_ONE)
{
badCache = true;
std::cout << " Unsupported cache header version in " << cacheFileName << ".\n";
std::cout << " Cache contains: " << std::hex << std::setw(8) << cacheHeaderVersion << "\n";
}
if (vendorID != properties.vendorID)
{
badCache = true;
std::cout << " Vender ID mismatch in " << cacheFileName << ".\n";
std::cout << " Cache contains: " << std::hex << std::setw(8) << vendorID << "\n";
std::cout << " Driver expects: " << std::hex << std::setw(8) << properties.vendorID << "\n";
}
if (deviceID != properties.deviceID)
{
badCache = true;
std::cout << " Device ID mismatch in " << cacheFileName << ".\n";
std::cout << " Cache contains: " << std::hex << std::setw(8) << deviceID << "\n";
std::cout << " Driver expects: " << std::hex << std::setw(8) << properties.deviceID << "\n";
}
if (memcmp(pipelineCacheUUID, properties.pipelineCacheUUID, sizeof(pipelineCacheUUID)) != 0)
{
badCache = true;
std::cout << " UUID mismatch in " << cacheFileName << ".\n";
std::cout << " Cache contains: " << vk::su::UUID(pipelineCacheUUID) << "\n";
std::cout << " Driver expects: " << vk::su::UUID(properties.pipelineCacheUUID) << "\n";
}
if (badCache)
{
// Don't submit initial cache data if any version info is incorrect
free(startCacheData);
startCacheSize = 0;
startCacheData = nullptr;
// And clear out the old cache file for use in next run
std::cout << " Deleting cache entry " << cacheFileName << " to repopulate.\n";
if (remove(cacheFileName.c_str()) != 0)
{
std::cerr << "Reading error";
exit(EXIT_FAILURE);
}
}
}
// Feed the initial cache data into cache creation
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo(vk::PipelineCacheCreateFlags(), startCacheSize, startCacheData));
// Free our initialData now that pipeline cache has been created
free(startCacheData);
startCacheData = NULL;
// Time (roughly) taken to create the graphics pipeline
timestamp_t start = getMilliseconds();
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, true, pipelineLayout, renderPass);
timestamp_t elapsed = getMilliseconds() - start;
std::cout << " vkCreateGraphicsPipeline time: " << (double)elapsed << " ms\n";
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);
commandBuffers[0]->beginRenderPass(vk::RenderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(), surfaceData.extent), 2, clearValues), vk::SubpassContents::eInline);
commandBuffers[0]->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
commandBuffers[0]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[0].get(), {});
VkDeviceSize offset = 0;
commandBuffers[0]->bindVertexBuffers(0, vertexBufferData.buffer.get(), offset);
vk::Viewport viewport(0.0f, 0.0f, static_cast<float>(surfaceData.extent.width), static_cast<float>(surfaceData.extent.height), 0.0f, 1.0f);
commandBuffers[0]->setViewport(0, viewport);
vk::Rect2D scissor(vk::Offset2D(0, 0), surfaceData.extent);
commandBuffers[0]->setScissor(0, scissor);
commandBuffers[0]->draw(12 * 3, 1, 0, 0);
commandBuffers[0]->endRenderPass();
commandBuffers[0]->end();
vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].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(), &currentBuffer.value));
Sleep(1000);
// Store away the cache that we've populated. This could conceivably happen
// earlier, depends on when the pipeline cache stops being populated
// internally.
std::vector<uint8_t> endCacheData = device->getPipelineCacheData(pipelineCache.get());
// Write the file to disk, overwriting whatever was there
std::ofstream writeCacheStream(cacheFileName, std::ios_base::out | std::ios_base::binary);
if (writeCacheStream.good())
{
writeCacheStream.write(reinterpret_cast<char const*>(endCacheData.data()), endCacheData.size());
writeCacheStream.close();
std::cout << " cacheData written to " << cacheFileName << "\n";
}
else
{
// Something bad happened
std::cout << " Unable to write cache data to disk!\n";
}
/* VULKAN_KEY_END */
#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;
}

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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.
cmake_minimum_required(VERSION 3.2)
project(PipelineDerivative)
set(HEADERS
../utils/geometries.hpp
../utils/math.hpp
../utils/shaders.hpp
../utils/utils.hpp
)
set(SOURCES
PipelineDerivative.cpp
../utils/math.cpp
../utils/shaders.cpp
../utils/utils.cpp
../../glslang/StandAlone/ResourceLimits.cpp
)
source_group(headers FILES ${HEADERS})
source_group(sources FILES ${SOURCES})
add_executable(PipelineDerivative
${HEADERS}
${SOURCES}
)
set_target_properties(PipelineDerivative PROPERTIES FOLDER "Samples")
target_include_directories(PipelineDerivative PUBLIC ${CMAKE_SOURCE_DIR}/glslang)
target_link_libraries(PipelineDerivative PUBLIC glslang SPIRV "${Vulkan_LIBRARIES}")

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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 : 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
std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
assert(!physicalDevices.empty());
vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
, graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
vk::su::TextureData textureData(physicalDevices[0], device);
commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
textureData.setTexture(device, commandBuffers[0], vk::su::CheckerboardTextureCreator());
vk::su::BufferData uniformBufferData(physicalDevices[0], 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, true);
vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), 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(physicalDevices[0], 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, true);
std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
vk::DescriptorBufferInfo bufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
vk::DescriptorImageInfo imageInfo(textureData.textureSampler.get(), textureData.imageData->imageView.get(), vk::ImageLayout::eShaderReadOnlyOptimal);
vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBuffer, &bufferInfo, &imageInfo);
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);
commandBuffers[0]->beginRenderPass(vk::RenderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(), surfaceData.extent), 2, clearValues), vk::SubpassContents::eInline);
commandBuffers[0]->bindPipeline(vk::PipelineBindPoint::eGraphics, derivedPipeline.get());
commandBuffers[0]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[0].get(), {});
VkDeviceSize offset = 0;
commandBuffers[0]->bindVertexBuffers(0, vertexBufferData.buffer.get(), offset);
vk::Viewport viewport(0.0f, 0.0f, static_cast<float>(surfaceData.extent.width), static_cast<float>(surfaceData.extent.height), 0.0f, 1.0f);
commandBuffers[0]->setViewport(0, viewport);
vk::Rect2D scissor(vk::Offset2D(0, 0), surfaceData.extent);
commandBuffers[0]->setScissor(0, scissor);
commandBuffers[0]->draw(12 * 3, 1, 0, 0);
commandBuffers[0]->endRenderPass();
commandBuffers[0]->end();
vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].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(), &currentBuffer.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;
}

44
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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.
cmake_minimum_required(VERSION 3.2)
project(PushConstants)
set(HEADERS
../utils/geometries.hpp
../utils/math.hpp
../utils/shaders.hpp
../utils/utils.hpp
)
set(SOURCES
PushConstants.cpp
../utils/math.cpp
../utils/shaders.cpp
../utils/utils.cpp
../../glslang/StandAlone/ResourceLimits.cpp
)
source_group(headers FILES ${HEADERS})
source_group(sources FILES ${SOURCES})
add_executable(PushConstants
${HEADERS}
${SOURCES}
)
set_target_properties(PushConstants PROPERTIES FOLDER "Samples")
target_include_directories(PushConstants PUBLIC ${CMAKE_SOURCE_DIR}/glslang)
target_link_libraries(PushConstants PUBLIC glslang SPIRV "${Vulkan_LIBRARIES}")

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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 : PushConstants
// Use push constants in a simple shader, validate the correct value was read.
#include "../utils/geometries.hpp"
#include "../utils/math.hpp"
#include "../utils/shaders.hpp"
#include "../utils/utils.hpp"
#include "vulkan/vulkan.hpp"
#include "SPIRV/GlslangToSpv.h"
#include <iostream>
static char const* AppName = "PushConstants";
static char const* EngineName = "Vulkan.hpp";
const std::string fragmentShaderText = R"(
#version 400
#extension GL_ARB_separate_shader_objects : enable
#extension GL_ARB_shading_language_420pack : enable
layout (push_constant) uniform pushBlock
{
int iFoo;
float fBar;
} pushConstantsBlock;
layout (location = 0) in vec2 inTexCoords;
layout (location = 0) out vec4 outColor;
void main()
{
vec4 green = vec4(0.0f, 1.0f, 0.0f, 1.0f);
vec4 red = vec4(1.0f, 0.0f, 0.0f, 1.0f);
// Start with passing color
vec4 resColor = green;
// See if we've read in the correct push constants
if ((pushConstantsBlock.iFoo != 2) || (pushConstantsBlock.fBar != 1.0f))
{
resColor = red;
}
// Create a border to see the cube more easily
if ((inTexCoords.x < 0.01f) || (0.99f < inTexCoords.x)
|| (inTexCoords.y < 0.01f) || (0.99f < inTexCoords.y))
{
resColor *= vec4(0.1f, 0.1f, 0.1f, 1.0f);
}
outColor = resColor;
}
)";
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
std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
assert(!physicalDevices.empty());
vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
, graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), 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);
glslang::FinalizeProcess();
std::vector<vk::UniqueFramebuffer> framebuffers = vk::su::createFramebuffers(device, renderPass, swapChainData.imageViews, depthBufferData.imageView, surfaceData.extent);
vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
// Create binding and layout for the following, matching contents of shader
// binding 0 = uniform buffer (MVP)
vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBuffer, false /*!*/);
/* VULKAN_KEY_START */
// Set up our push constant range, which mirrors the declaration of
vk::PushConstantRange pushConstantRanges(vk::ShaderStageFlagBits::eFragment, 0, 8);
vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get(), 1, &pushConstantRanges));
// Create a single pool to contain data for our descriptor set
vk::DescriptorPoolSize poolSizes[2] =
{
vk::DescriptorPoolSize(vk::DescriptorType::eUniformBuffer, 1),
vk::DescriptorPoolSize(vk::DescriptorType::eCombinedImageSampler, 1)
};
vk::UniqueDescriptorPool descriptorPool = device->createDescriptorPoolUnique(vk::DescriptorPoolCreateInfo(vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet, 1, 2, poolSizes));
// Populate descriptor sets
std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
// Populate with info about our uniform buffer for MVP
vk::DescriptorBufferInfo bufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
device->updateDescriptorSets(vk::WriteDescriptorSet(*descriptorSets[0], 0, 0, 1, vk::DescriptorType::eUniformBuffer, nullptr, &bufferInfo), {});
// Create our push constant data, which matches shader expectations
std::array<unsigned, 2> pushConstants = { (unsigned)2, (unsigned)0x3F800000 };
// Ensure we have enough room for push constant data
assert((sizeof(pushConstants) <= physicalDevices[0].getProperties().limits.maxPushConstantsSize) && "Too many push constants");
commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
commandBuffers[0]->pushConstants<unsigned>(pipelineLayout.get(), vk::ShaderStageFlagBits::eFragment, 0, pushConstants);
/* VULKAN_KEY_END */
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, false, pipelineLayout, renderPass);
vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());
vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(swapChainData.swapChain.get(), vk::su::FenceTimeout, 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);
vk::RenderPassBeginInfo renderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(0, 0), surfaceData.extent), 2, clearValues);
commandBuffers[0]->beginRenderPass(renderPassBeginInfo, vk::SubpassContents::eInline);
commandBuffers[0]->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
commandBuffers[0]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[0].get(), nullptr);
vk::DeviceSize offset = 0;
commandBuffers[0]->bindVertexBuffers(0, vertexBufferData.buffer.get(), offset);
vk::Viewport viewport(0.0f, 0.0f, static_cast<float>(surfaceData.extent.width), static_cast<float>(surfaceData.extent.height), 0.0f, 1.0f);
commandBuffers[0]->setViewport(0, viewport);
vk::Rect2D scissor(vk::Offset2D(0, 0), surfaceData.extent);
commandBuffers[0]->setScissor(0, scissor);
commandBuffers[0]->draw(12 * 3, 1, 0, 0);
commandBuffers[0]->endRenderPass();
commandBuffers[0]->end();
vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].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(), &currentBuffer.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;
}

44
samples/PushDescriptors/CMakeLists.txt Normal file
View File

@ -0,0 +1,44 @@
# 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.
cmake_minimum_required(VERSION 3.2)
project(PushDescriptors)
set(HEADERS
../utils/geometries.hpp
../utils/math.hpp
../utils/shaders.hpp
../utils/utils.hpp
)
set(SOURCES
PushDescriptors.cpp
../utils/math.cpp
../utils/shaders.cpp
../utils/utils.cpp
../../glslang/StandAlone/ResourceLimits.cpp
)
source_group(headers FILES ${HEADERS})
source_group(sources FILES ${SOURCES})
add_executable(PushDescriptors
${HEADERS}
${SOURCES}
)
set_target_properties(PushDescriptors PROPERTIES FOLDER "Samples")
target_include_directories(PushDescriptors PUBLIC ${CMAKE_SOURCE_DIR}/glslang)
target_link_libraries(PushDescriptors PUBLIC glslang SPIRV "${Vulkan_LIBRARIES}")

183
samples/PushDescriptors/PushDescriptors.cpp Normal file
View File

@ -0,0 +1,183 @@
// 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 : PushDescriptors
// Use Push Descriptors to Draw Textured Cube
#include "../utils/geometries.hpp"
#include "../utils/math.hpp"
#include "../utils/shaders.hpp"
#include "../utils/utils.hpp"
#include "vulkan/vulkan.hpp"
#include "SPIRV/GlslangToSpv.h"
#include <iostream>
static char const* AppName = "PushDescriptors";
static char const* EngineName = "Vulkan.hpp";
int main(int /*argc*/, char ** /*argv*/)
{
try
{
/* VULKAN_KEY_START */
// To use PUSH_DESCRIPTOR, you must also specify GET_PHYSICAL_DEVICE_PROPERTIES_2
std::vector<vk::ExtensionProperties> extensionProperties = vk::enumerateInstanceExtensionProperties();
if (std::find_if(extensionProperties.begin(), extensionProperties.end(), [](auto ep) { return (strcmp(ep.extensionName,VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME) == 0); }) == extensionProperties.end())
{
std::cout << "No GET_PHYSICAL_DEVICE_PROPERTIES_2 extension" << std::endl;
return 0;
}
std::vector<std::string> instanceExtensions = vk::su::getInstanceExtensions();
instanceExtensions.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME);
bool textured = true;
vk::UniqueInstance instance = vk::su::createInstance(AppName, EngineName, instanceExtensions);
#if !defined(NDEBUG)
vk::UniqueDebugReportCallbackEXT debugReportCallback = vk::su::createDebugReportCallback(instance);
#endif
std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
assert(!physicalDevices.empty());
// Once instance is created, need to make sure the extension is available
extensionProperties = physicalDevices[0].enumerateDeviceExtensionProperties();
if (std::find_if(extensionProperties.begin(), extensionProperties.end(), [](auto ep) { return (strcmp(ep.extensionName,VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME) == 0); }) == extensionProperties.end())
{
std::cout << "No extension for push descriptors" << std::endl;
return 0;
}
std::vector<std::string> deviceExtensions = vk::su::getDeviceExtensions();
deviceExtensions.push_back(VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME);
vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, deviceExtensions);
vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
, graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
vk::su::TextureData textureData(physicalDevices[0], device);
commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
textureData.setTexture(device, commandBuffers[0], vk::su::CheckerboardTextureCreator());
vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
// Need to specify that descriptor set layout will be for push descriptors
vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBuffer, textured, vk::DescriptorSetLayoutCreateFlagBits::ePushDescriptorKHR);
vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), 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(physicalDevices[0], device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, true, pipelineLayout, renderPass);
// Get the index of the next available swapchain image:
vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());
vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(swapChainData.swapChain.get(), vk::su::FenceTimeout, 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);
vk::RenderPassBeginInfo renderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(0, 0), surfaceData.extent), 2, clearValues);
commandBuffers[0]->beginRenderPass(renderPassBeginInfo, vk::SubpassContents::eInline);
commandBuffers[0]->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
vk::DescriptorBufferInfo bufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
vk::DescriptorImageInfo imageInfo(textureData.textureSampler.get(), textureData.imageData->imageView.get(), vk::ImageLayout::eShaderReadOnlyOptimal);
vk::WriteDescriptorSet writeDescriptorSets[2] =
{
vk::WriteDescriptorSet({}, 0, 0, 1, vk::DescriptorType::eUniformBuffer, nullptr, &bufferInfo),
vk::WriteDescriptorSet({}, 1, 0, 1, vk::DescriptorType::eCombinedImageSampler, &imageInfo)
};
// this call is from an extension and needs the dynamic dispatcher !!
commandBuffers[0]->pushDescriptorSetKHR(vk::PipelineBindPoint::eGraphics, *pipelineLayout, 0, { 2, writeDescriptorSets }, vk::DispatchLoaderDynamic(*instance, *device));
vk::DeviceSize offset = 0;
commandBuffers[0]->bindVertexBuffers(0, vertexBufferData.buffer.get(), offset);
vk::Viewport viewport(0.0f, 0.0f, static_cast<float>(surfaceData.extent.width), static_cast<float>(surfaceData.extent.height), 0.0f, 1.0f);
commandBuffers[0]->setViewport(0, viewport);
vk::Rect2D scissor(vk::Offset2D(0, 0), surfaceData.extent);
commandBuffers[0]->setScissor(0, scissor);
commandBuffers[0]->draw(12 * 3, 1, 0, 0);
commandBuffers[0]->endRenderPass();
commandBuffers[0]->end();
vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].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(), &currentBuffer.value));
Sleep(1000);
/* VULKAN_KEY_END */
device->waitIdle();
#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;
}

2
samples/utils/math.cpp
View File

@ -29,7 +29,7 @@ namespace vk
glm::mat4x4 model = glm::mat4x4(1.0f);
glm::mat4x4 view = glm::lookAt(glm::vec3(-5.0f, 3.0f, -10.0f), glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, -1.0f, 0.0f));
glm::mat4x4 projection = glm::perspective(fov, 1.0f, 0.1f, 100.0f);
glm::mat4x4 projection = glm::perspective(fov, static_cast<float>(extent.width) / static_cast<float>(extent.height), 0.1f, 100.0f);
glm::mat4x4 clip = glm::mat4x4(1.0f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.5f, 1.0f); // vulkan clip space has inverted y and half z !
return clip * projection * view * model;
}

2
samples/utils/shaders.cpp
View File

@ -15,7 +15,7 @@
#include "shaders.hpp"
#include "vulkan/vulkan.hpp"
#include "glslang/StandAlone/ResourceLimits.h"
#include "StandAlone/ResourceLimits.h"
#include "SPIRV/GlslangToSpv.h"
namespace vk

52
samples/utils/utils.cpp
View File

@ -15,6 +15,7 @@
#include "utils.hpp"
#include "vulkan/vulkan.hpp"
#include <iomanip>
PFN_vkCreateDebugReportCallbackEXT pfnVkCreateDebugReportCallbackEXT;
PFN_vkDestroyDebugReportCallbackEXT pfnVkDestroyDebugReportCallbackEXT;
@ -64,7 +65,7 @@ namespace vk
return device->createDescriptorPoolUnique(descriptorPoolCreateInfo);
}
vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, vk::DescriptorType descriptorType, bool textured)
vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, vk::DescriptorType descriptorType, bool textured, vk::DescriptorSetLayoutCreateFlags flags)
{
std::vector<vk::DescriptorSetLayoutBinding> bindings;
bindings.push_back(vk::DescriptorSetLayoutBinding(0, descriptorType, 1, vk::ShaderStageFlagBits::eVertex));
@ -72,8 +73,7 @@ namespace vk
{
bindings.push_back(vk::DescriptorSetLayoutBinding(1, vk::DescriptorType::eCombinedImageSampler, 1, vk::ShaderStageFlagBits::eFragment));
}
vk::DescriptorSetLayoutBinding descriptorSetLayoutBinding(0, vk::DescriptorType::eUniformBuffer, 1, vk::ShaderStageFlagBits::eVertex);
return device->createDescriptorSetLayoutUnique(vk::DescriptorSetLayoutCreateInfo({}, checked_cast<uint32_t>(bindings.size()), bindings.data()));
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)
@ -108,7 +108,8 @@ namespace vk
return framebuffers;
}
vk::UniquePipeline createGraphicsPipeline(vk::UniqueDevice &device, vk::UniquePipelineCache &pipelineCache, vk::UniqueShaderModule &vertexShaderModule, vk::UniqueShaderModule &fragmentShaderModule, uint32_t vertexStride, bool depthBuffered, vk::UniquePipelineLayout &pipelineLayout, vk::UniqueRenderPass &renderPass)
vk::UniquePipeline createGraphicsPipeline(vk::UniqueDevice &device, vk::UniquePipelineCache &pipelineCache, vk::UniqueShaderModule &vertexShaderModule,
vk::UniqueShaderModule &fragmentShaderModule, uint32_t vertexStride, bool depthBuffered, bool textured, vk::UniquePipelineLayout &pipelineLayout, vk::UniqueRenderPass &renderPass)
{
vk::PipelineShaderStageCreateInfo pipelineShaderStageCreateInfos[2] =
{
@ -123,7 +124,7 @@ namespace vk
vk::VertexInputAttributeDescription vertexInputAttributeDescriptions[2] =
{
vk::VertexInputAttributeDescription(0, 0, vk::Format::eR32G32B32A32Sfloat, 0),
vk::VertexInputAttributeDescription(1, 0, vk::Format::eR32G32B32A32Sfloat, 16)
vk::VertexInputAttributeDescription(1, 0, textured ? vk::Format::eR32G32Sfloat : vk::Format::eR32G32B32A32Sfloat, 16)
};
pipelineVertexInputStateCreateInfo.vertexBindingDescriptionCount = 1;
pipelineVertexInputStateCreateInfo.pVertexBindingDescriptions = &vertexInputBindingDescription;
@ -503,6 +504,27 @@ namespace vk
}
}
MonochromeTextureGenerator::MonochromeTextureGenerator(std::array<unsigned char, 3> const& rgb_)
: rgb(rgb_)
{}
void MonochromeTextureGenerator::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] = rgb[0];
pImageMemory[1] = rgb[1];
pImageMemory[2] = rgb[2];
pImageMemory[3] = 255;
pImageMemory += 4;
}
}
}
TextureData::TextureData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::ImageUsageFlags usageFlags, vk::FormatFeatureFlags formatFeatureFlags)
: format(vk::Format::eR8G8B8A8Unorm)
, extent(256, 256)
@ -536,6 +558,11 @@ namespace vk
, vk::BorderColor::eFloatOpaqueWhite));
}
UUID::UUID(uint8_t 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)
{
@ -588,3 +615,18 @@ namespace vk
#endif
}
}
std::ostream& operator<<(std::ostream& os, vk::su::UUID const& uuid)
{
os << std::setfill('0');
for (int j = 0; j < VK_UUID_SIZE; ++j)
{
os << std::hex << 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(' ');
return os;
}

27
samples/utils/utils.hpp
View File

@ -71,6 +71,18 @@ namespace vk
void operator()(void* data, vk::Extent2D &extent) const;
};
class MonochromeTextureGenerator
{
public:
MonochromeTextureGenerator(std::array<unsigned char, 3> const& rgb_);
void operator()(void* data, vk::Extent2D &extent) const;
private:
std::array<unsigned char, 3> const& rgb;
};
struct TextureData
{
TextureData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::ImageUsageFlags usageFlags = {}, vk::FormatFeatureFlags formatFeatureFlags = {});
@ -108,6 +120,14 @@ namespace vk
vk::UniqueSampler textureSampler;
};
struct UUID
{
public:
UUID(uint8_t data[VK_UUID_SIZE]);
uint8_t m_data[VK_UUID_SIZE];
};
template <typename TargetType, typename SourceType>
VULKAN_HPP_INLINE TargetType checked_cast(SourceType value)
@ -155,10 +175,11 @@ namespace vk
vk::UniqueCommandPool createCommandPool(vk::UniqueDevice &device, uint32_t queueFamilyIndex);
vk::UniqueDebugReportCallbackEXT createDebugReportCallback(vk::UniqueInstance &instance);
vk::UniqueDescriptorPool createDescriptorPool(vk::UniqueDevice &device, vk::DescriptorType descriptorType = vk::DescriptorType::eUniformBuffer, bool textured = false);
vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, vk::DescriptorType = vk::DescriptorType::eUniformBuffer, bool textured = false);
vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, vk::DescriptorType = vk::DescriptorType::eUniformBuffer, bool textured = false, vk::DescriptorSetLayoutCreateFlags flags = {});
vk::UniqueDevice createDevice(vk::PhysicalDevice physicalDevice, uint32_t queueFamilyIndex, std::vector<std::string> const& extensions = {});
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::UniquePipeline createGraphicsPipeline(vk::UniqueDevice &device, vk::UniquePipelineCache &pipelineCache, vk::UniqueShaderModule &vertexShaderModule, vk::UniqueShaderModule &fragmentShaderModule, uint32_t vertexStride, bool depthBuffered, vk::UniquePipelineLayout &pipelineLayout, vk::UniqueRenderPass &renderPass);
vk::UniquePipeline createGraphicsPipeline(vk::UniqueDevice &device, vk::UniquePipelineCache &pipelineCache, vk::UniqueShaderModule &vertexShaderModule,
vk::UniqueShaderModule &fragmentShaderModule, uint32_t vertexStride, bool depthBuffered, bool textured, vk::UniquePipelineLayout &pipelineLayout, vk::UniqueRenderPass &renderPass);
vk::UniqueInstance createInstance(std::string const& appName, std::string const& engineName, std::vector<std::string> const& extensions = {}, uint32_t apiVersion = VK_API_VERSION_1_0);
vk::UniqueRenderPass createRenderPass(vk::UniqueDevice &device, vk::Format colorFormat, vk::Format depthFormat, vk::AttachmentLoadOp loadOp = vk::AttachmentLoadOp::eClear, vk::ImageLayout colorFinalLayout = vk::ImageLayout::ePresentSrcKHR);
VkBool32 debugReportCallback(VkDebugReportFlagsEXT flags, VkDebugReportObjectTypeEXT objectType, uint64_t object, size_t location, int32_t messageCode, const char* pLayerPrefix, const char* pMessage, void* pUserData);
@ -179,3 +200,5 @@ namespace vk
#endif
}
}
std::ostream& operator<<(std::ostream& os, vk::su::UUID const& uuid);