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DrawDifferedBase.cpp
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DrawDifferedBase.cpp
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#include "DrawDifferedBase.h"
DrawDiffered::DrawDifferedBase::DrawDifferedBase(
const VulkanEngineApplication::VulkanData * vulkanData,
const VulkanEngineApplication::VulkanEngineData * vulkanEngineData,
const std::shared_ptr<Draw::DrawDifferedFramebuffer> &framebuffer,
const std::shared_ptr<Draw::Model>& model,
Draw::DrawDataTypes drawType):
vulkanData(vulkanData), vulkanEngineData(vulkanEngineData),
model(model), drawType(static_cast<uint32_t>(drawType)),
framebuffer(framebuffer) {
initializePipelineDefault();
}
void DrawDiffered::DrawDifferedBase::initializePipelineDefault(void) {
mRasterizationStateCreateInfo = {};
mRasterizationStateCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
mRasterizationStateCreateInfo.depthClampEnable = VK_FALSE;
mRasterizationStateCreateInfo.rasterizerDiscardEnable = VK_FALSE;
mRasterizationStateCreateInfo.polygonMode = VK_POLYGON_MODE_FILL;//VK_POLYGON_MODE_LINE VK_POLYGON_MODE_FILL
mRasterizationStateCreateInfo.lineWidth = 1.0f;
mRasterizationStateCreateInfo.cullMode = VK_CULL_MODE_NONE;//VK_CULL_MODE_BACK_BIT
mRasterizationStateCreateInfo.frontFace = VK_FRONT_FACE_CLOCKWISE;
mRasterizationStateCreateInfo.depthBiasEnable = VK_FALSE;
mRasterizationStateCreateInfo.depthBiasClamp = 0.0f;
mRasterizationStateCreateInfo.depthBiasConstantFactor = 0.0f;
mRasterizationStateCreateInfo.depthBiasSlopeFactor = 0.0f;
mMultisampleStateCreateInfo = {};
mMultisampleStateCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
mMultisampleStateCreateInfo.alphaToCoverageEnable = VK_FALSE;
mMultisampleStateCreateInfo.minSampleShading = 1.0f;
mMultisampleStateCreateInfo.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
mMultisampleStateCreateInfo.alphaToOneEnable = VK_FALSE;
mMultisampleStateCreateInfo.pSampleMask = nullptr;
mMultisampleStateCreateInfo.sampleShadingEnable = VK_FALSE;
VkPipelineColorBlendAttachmentState mColorBlendAttachmentState = {};
mColorBlendAttachmentState.colorWriteMask = VK_COLOR_COMPONENT_R_BIT |
VK_COLOR_COMPONENT_G_BIT |
VK_COLOR_COMPONENT_B_BIT |
VK_COLOR_COMPONENT_A_BIT;
mColorBlendAttachmentState.blendEnable = VK_FALSE;
mColorBlendAttachmentState.srcColorBlendFactor = VK_BLEND_FACTOR_ONE;
mColorBlendAttachmentState.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE;
mColorBlendAttachmentState.dstColorBlendFactor = VK_BLEND_FACTOR_ZERO;
mColorBlendAttachmentState.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO;
mColorBlendAttachmentState.colorBlendOp = VK_BLEND_OP_ADD;
mColorBlendAttachmentState.alphaBlendOp = VK_BLEND_OP_ADD;
pipelineColorAttachmentState.resize(framebuffer->getFramebufferColorAttachmentCount());//std::vector<VkPipelineColorBlendAttachmentState>
for (uint32_t i = 0; i < pipelineColorAttachmentState.size(); ++i) {
pipelineColorAttachmentState[i] = mColorBlendAttachmentState;
}
mColorBlendStateCreateInfo = {};
mColorBlendStateCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
mColorBlendStateCreateInfo.attachmentCount = static_cast<decltype(mColorBlendStateCreateInfo.attachmentCount)>(pipelineColorAttachmentState.size());
mColorBlendStateCreateInfo.logicOpEnable = VK_FALSE;
mColorBlendStateCreateInfo.logicOp = VK_LOGIC_OP_COPY;
mColorBlendStateCreateInfo.pAttachments = pipelineColorAttachmentState.data();
mColorBlendStateCreateInfo.blendConstants[0] = 0.0f;
mColorBlendStateCreateInfo.blendConstants[1] = 0.0f;
mColorBlendStateCreateInfo.blendConstants[2] = 0.0f;
mColorBlendStateCreateInfo.blendConstants[3] = 0.0f;
depthStancilCreateInfo = {};
depthStancilCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
depthStancilCreateInfo.depthTestEnable = VK_TRUE;
depthStancilCreateInfo.depthWriteEnable = VK_TRUE;
depthStancilCreateInfo.depthCompareOp = VK_COMPARE_OP_LESS;
depthStancilCreateInfo.depthBoundsTestEnable = VK_FALSE;
depthStancilCreateInfo.minDepthBounds = 0.0f;
depthStancilCreateInfo.maxDepthBounds = 1.0f;
depthStancilCreateInfo.stencilTestEnable = VK_FALSE;
depthStancilCreateInfo.front = {};
depthStancilCreateInfo.back = {};
mGraphicsPipelineCreateInfoStruct = {};
mGraphicsPipelineCreateInfoStruct.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
mGraphicsPipelineCreateInfoStruct.pRasterizationState = &mRasterizationStateCreateInfo;
mGraphicsPipelineCreateInfoStruct.pMultisampleState = &mMultisampleStateCreateInfo;
mGraphicsPipelineCreateInfoStruct.pColorBlendState = &mColorBlendStateCreateInfo;
mGraphicsPipelineCreateInfoStruct.pDepthStencilState = &depthStancilCreateInfo;
mGraphicsPipelineCreateInfoStruct.pTessellationState = nullptr;
mGraphicsPipelineCreateInfoStruct.pDynamicState = nullptr;
mGraphicsPipelineCreateInfoStruct.renderPass = framebuffer->getRenderPass();
mGraphicsPipelineCreateInfoStruct.subpass = 0;
mGraphicsPipelineCreateInfoStruct.basePipelineHandle = VK_NULL_HANDLE;
mGraphicsPipelineCreateInfoStruct.basePipelineIndex = -1;
}
void DrawDiffered::DrawDifferedBase::createGraphicsPipeline() {
VkViewport mViewport = {};
mViewport.x = 0.0f;
mViewport.y = 0.0f;
mViewport.width = static_cast<float>(framebuffer->getFramebufferSize().width);
mViewport.height = static_cast<float>(framebuffer->getFramebufferSize().height);
mViewport.minDepth = 0.0f;
mViewport.maxDepth = 1.0f;
VkRect2D mScissorRect = {};
mScissorRect.extent.width = static_cast<decltype(mScissorRect.extent.width)>(mViewport.width);
mScissorRect.extent.height = static_cast<decltype(mScissorRect.extent.height)>(mViewport.height);
mScissorRect.offset = { 0, 0 };
VkPipelineViewportStateCreateInfo mPipelineViewportStateCreateInfo = {};
mPipelineViewportStateCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
mPipelineViewportStateCreateInfo.pScissors = &mScissorRect;
mPipelineViewportStateCreateInfo.scissorCount = 1;
mPipelineViewportStateCreateInfo.pViewports = &mViewport;
mPipelineViewportStateCreateInfo.viewportCount = 1;
mGraphicsPipelineCreateInfoStruct.pViewportState = &mPipelineViewportStateCreateInfo;
VkResult result = vkCreateGraphicsPipelines(vulkanData->device, VK_NULL_HANDLE, 1, &mGraphicsPipelineCreateInfoStruct, nullptr, &drawDifferredPipeline);
if (result != VK_SUCCESS) {
throw std::runtime_error("[DBG] Failed to create graphics pipeline!");
}
}