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Optimize push constants usage

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GeorgH93
2023-08-08 23:36:11 +02:00
parent 6ad5d69870
commit e2dfd50a55
2 changed files with 3 additions and 4 deletions
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5
openVulkanoCpp/Vulkan/Pipeline.hpp
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@@ -34,9 +34,8 @@ namespace openVulkanoCpp::Vulkan
private: private:
void CreatePipelineLayout() void CreatePipelineLayout()
{ {
vk::PushConstantRange camPushConstantDesc = { vk::ShaderStageFlagBits::eVertex, 0, 3 * sizeof(Math::Matrix4f) + sizeof(Math::Vector4f) + 4 * sizeof(float) }; vk::PushConstantRange camPushConstantDesc = { vk::ShaderStageFlagBits::eVertex | vk::ShaderStageFlagBits::eFragment, 0, 3 * sizeof(Math::Matrix4f) + sizeof(Math::Vector4f) + 4 * sizeof(float) };
vk::PushConstantRange camPushConstantDescFrag = { vk::ShaderStageFlagBits::eFragment, camPushConstantDesc.size, camPushConstantDesc.size }; std::array<vk::PushConstantRange, 1> camPushConstantDescs = { camPushConstantDesc };
std::array<vk::PushConstantRange, 2> camPushConstantDescs = { camPushConstantDesc, camPushConstantDescFrag };
vk::DescriptorSetLayoutBinding nodeLayoutBinding = { 0, vk::DescriptorType::eUniformBufferDynamic, 1, vk::ShaderStageFlagBits::eVertex }; vk::DescriptorSetLayoutBinding nodeLayoutBinding = { 0, vk::DescriptorType::eUniformBufferDynamic, 1, vk::ShaderStageFlagBits::eVertex };
//vk::DescriptorSetLayoutBinding textureLayoutBinding = { 0, vk::DescriptorType::image }; //vk::DescriptorSetLayoutBinding textureLayoutBinding = { 0, vk::DescriptorType::image };
std::array<vk::DescriptorSetLayoutBinding, 1> layoutBindings = { nodeLayoutBinding }; std::array<vk::DescriptorSetLayoutBinding, 1> layoutBindings = { nodeLayoutBinding };

2
openVulkanoCpp/Vulkan/Renderer.cpp
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@@ -147,7 +147,7 @@ namespace openVulkanoCpp::Vulkan
cmdHelper->Reset(); cmdHelper->Reset();
vk::CommandBufferInheritanceInfo inheritance = { context.swapChainRenderPass.renderPass, 0, context.swapChainRenderPass.GetFrameBuffer()->GetCurrentFrameBuffer() }; vk::CommandBufferInheritanceInfo inheritance = { context.swapChainRenderPass.renderPass, 0, context.swapChainRenderPass.GetFrameBuffer()->GetCurrentFrameBuffer() };
cmdHelper->cmdBuffer.begin(vk::CommandBufferBeginInfo{ vk::CommandBufferUsageFlagBits::eOneTimeSubmit | vk::CommandBufferUsageFlagBits::eRenderPassContinue, &inheritance }); cmdHelper->cmdBuffer.begin(vk::CommandBufferBeginInfo{ vk::CommandBufferUsageFlagBits::eOneTimeSubmit | vk::CommandBufferUsageFlagBits::eRenderPassContinue, &inheritance });
cmdHelper->cmdBuffer.pushConstants(context.pipeline.pipelineLayout, vk::ShaderStageFlagBits::eVertex, 0, 3 * sizeof(Math::Matrix4f) + sizeof(Math::Vector4f) + 4 * sizeof(float), &scene->GetCamera()->GetViewProjectionMatrix()); cmdHelper->cmdBuffer.pushConstants(context.pipeline.pipelineLayout, vk::ShaderStageFlagBits::eVertex | vk::ShaderStageFlagBits::eFragment, 0, 3 * sizeof(Math::Matrix4f) + sizeof(Math::Vector4f) + 4 * sizeof(float), &scene->GetCamera()->GetViewProjectionMatrix());
Scene::Drawable** drawablePointer; Scene::Drawable** drawablePointer;
VulkanDrawContext drawContext { poolId, currentImageId, cmdHelper->cmdBuffer, this }; VulkanDrawContext drawContext { poolId, currentImageId, cmdHelper->cmdBuffer, this };