Add sample Template; some generalization in utils; some minor improvements in some samples. (#349)
* Add samples SecondaryCommandBuffer and SeparateImageSampler. + made some helper functions more explicit. * Add sample Template, some generalizations in utils, some minor improvements in various samples.
This commit is contained in:
Andreas Süßenbach
committed by
Markus Tavenrath
Markus Tavenrath
parent
89a56017a8
commit
d811c3a7e2
@@ -35,26 +35,25 @@ int main(int /*argc*/, char ** /*argv*/)
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vk::UniqueDebugReportCallbackEXT debugReportCallback = vk::su::createDebugReportCallback(instance);
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#endif
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std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
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assert(!physicalDevices.empty());
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vk::PhysicalDevice physicalDevice = instance->enumeratePhysicalDevices().front();
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vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
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std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
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vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
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std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevice, *surfaceData.surface);
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vk::UniqueDevice device = vk::su::createDevice(physicalDevice, graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
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vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
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std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
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vk::UniqueCommandBuffer commandBuffer = std::move(device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1)).front());
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vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
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vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
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vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
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, graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
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vk::su::SwapChainData swapChainData(physicalDevice, device, *surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc,
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vk::UniqueSwapchainKHR(), graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
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vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
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vk::su::DepthBufferData depthBufferData(physicalDevice, device, vk::Format::eD16Unorm, surfaceData.extent);
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vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
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vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevice.getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
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glslang::InitializeProcess();
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vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PC_C);
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@@ -63,12 +62,12 @@ int main(int /*argc*/, char ** /*argv*/)
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std::vector<vk::UniqueFramebuffer> framebuffers = vk::su::createFramebuffers(device, renderPass, swapChainData.imageViews, depthBufferData.imageView, surfaceData.extent);
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vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(coloredCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
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vk::su::BufferData vertexBufferData(physicalDevice, device, sizeof(coloredCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
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vk::su::copyToDevice(device, vertexBufferData.deviceMemory, coloredCubeData, sizeof(coloredCubeData) / sizeof(coloredCubeData[0]));
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/* VULKAN_KEY_START */
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vk::PhysicalDeviceLimits limits = physicalDevices[0].getProperties().limits;
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vk::PhysicalDeviceLimits limits = physicalDevice.getProperties().limits;
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if (limits.maxDescriptorSetUniformBuffersDynamic < 1)
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{
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std::cout << "No dynamic uniform buffers supported\n";
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@@ -92,64 +91,60 @@ int main(int /*argc*/, char ** /*argv*/)
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bufferSize = (bufferSize + limits.minUniformBufferOffsetAlignment - 1) & ~(limits.minUniformBufferOffsetAlignment - 1);
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}
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vk::su::BufferData uniformBufferData(physicalDevices[0], device, 2 * bufferSize, vk::BufferUsageFlagBits::eUniformBuffer);
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vk::su::BufferData uniformBufferData(physicalDevice, device, 2 * bufferSize, vk::BufferUsageFlagBits::eUniformBuffer);
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vk::su::copyToDevice(device, uniformBufferData.deviceMemory, mvpcs, 2, bufferSize);
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// create a DescriptorSetLayout with vk::DescriptorType::eUniformBufferDynamic
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vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBufferDynamic, vk::ShaderStageFlagBits::eVertex} });
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vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBufferDynamic, 1, vk::ShaderStageFlagBits::eVertex} });
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vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
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// create a DescriptorPool with vk::DescriptorType::eUniformBufferDynamic
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vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { { vk::DescriptorType::eUniformBufferDynamic, 1 } });
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std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
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vk::UniqueDescriptorSet descriptorSet = std::move(device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(*descriptorPool, 1, &*descriptorSetLayout)).front());
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vk::DescriptorBufferInfo descriptorBufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
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vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBufferDynamic, &descriptorBufferInfo);
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vk::su::updateDescriptorSets(device, descriptorSet, {{vk::DescriptorType::eUniformBufferDynamic, uniformBufferData.buffer}}, {});
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vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
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vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(coloredCubeData[0]), true, false, pipelineLayout, renderPass);
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vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, std::make_pair(*vertexShaderModule, nullptr), std::make_pair(*fragmentShaderModule, nullptr),
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sizeof(coloredCubeData[0]), { { vk::Format::eR32G32B32A32Sfloat, 0 }, { vk::Format::eR32G32B32A32Sfloat, 16 } },
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vk::FrontFace::eClockwise, true, pipelineLayout, renderPass);
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// Get the index of the next available swapchain image:
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vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());
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vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(swapChainData.swapChain.get(), vk::su::FenceTimeout, imageAcquiredSemaphore.get(), nullptr);
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assert(currentBuffer.result == vk::Result::eSuccess);
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assert(currentBuffer.value < framebuffers.size());
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commandBuffers[0]->begin(vk::CommandBufferBeginInfo(vk::CommandBufferUsageFlags()));
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commandBuffer->begin(vk::CommandBufferBeginInfo(vk::CommandBufferUsageFlags()));
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vk::ClearValue clearValues[2];
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clearValues[0].color = vk::ClearColorValue(std::array<float, 4>({ 0.2f, 0.2f, 0.2f, 0.2f }));
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clearValues[1].depthStencil = vk::ClearDepthStencilValue(1.0f, 0);
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vk::RenderPassBeginInfo renderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(0, 0), surfaceData.extent), 2, clearValues);
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commandBuffers[0]->beginRenderPass(renderPassBeginInfo, vk::SubpassContents::eInline);
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commandBuffers[0]->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
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commandBuffer->beginRenderPass(renderPassBeginInfo, vk::SubpassContents::eInline);
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commandBuffer->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
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vk::Viewport viewport(0.0f, 0.0f, static_cast<float>(surfaceData.extent.width), static_cast<float>(surfaceData.extent.height), 0.0f, 1.0f);
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commandBuffers[0]->setViewport(0, viewport);
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vk::Rect2D scissor(vk::Offset2D(0, 0), surfaceData.extent);
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commandBuffers[0]->setScissor(0, scissor);
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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));
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commandBuffer->setScissor(0, vk::Rect2D(vk::Offset2D(0, 0), surfaceData.extent));
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/* The first draw should use the first matrix in the buffer */
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uint32_t dynamicOffset = 0;
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commandBuffers[0]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[0].get(), dynamicOffset);
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commandBuffer->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSet.get(), dynamicOffset);
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vk::DeviceSize vertexOffset = 0;
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commandBuffers[0]->bindVertexBuffers(0, vertexBufferData.buffer.get(), vertexOffset);
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commandBuffers[0]->draw(12 * 3, 1, 0, 0);
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commandBuffer->bindVertexBuffers(0, *vertexBufferData.buffer, {0});
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commandBuffer->draw(12 * 3, 1, 0, 0);
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// the second draw should use the second matrix in the buffer;
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dynamicOffset = (uint32_t)bufferSize;
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commandBuffers[0]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[0].get(), dynamicOffset);
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commandBuffers[0]->draw(12 * 3, 1, 0, 0);
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commandBuffer->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSet.get(), dynamicOffset);
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commandBuffer->draw(12 * 3, 1, 0, 0);
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commandBuffers[0]->endRenderPass();
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commandBuffers[0]->end();
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commandBuffer->endRenderPass();
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commandBuffer->end();
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vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
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vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
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vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].get());
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vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffer.get());
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graphicsQueue.submit(submitInfo, drawFence.get());
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while (vk::Result::eTimeout == device->waitForFences(drawFence.get(), VK_TRUE, vk::su::FenceTimeout))
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