/* * Copyright 2016 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "GrVkCopyPipeline.h" #include "GrVkGpu.h" #include "GrVkUtil.h" #include "SkOnce.h" static void setup_multisample_state(int numSamples, VkPipelineMultisampleStateCreateInfo* multisampleInfo) { memset(multisampleInfo, 0, sizeof(VkPipelineMultisampleStateCreateInfo)); multisampleInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO; multisampleInfo->pNext = nullptr; multisampleInfo->flags = 0; SkAssertResult(GrSampleCountToVkSampleCount(numSamples, &multisampleInfo->rasterizationSamples)); multisampleInfo->sampleShadingEnable = VK_FALSE; multisampleInfo->minSampleShading = 0.0f; multisampleInfo->pSampleMask = nullptr; multisampleInfo->alphaToCoverageEnable = VK_FALSE; multisampleInfo->alphaToOneEnable = VK_FALSE; } GrVkCopyPipeline* GrVkCopyPipeline::Create(GrVkGpu* gpu, VkPipelineShaderStageCreateInfo* shaderStageInfo, VkPipelineLayout pipelineLayout, int numSamples, const GrVkRenderPass& renderPass, VkPipelineCache cache) { static const VkVertexInputAttributeDescription attributeDesc = { 0, // location 0, // binding VK_FORMAT_R32G32_SFLOAT, // format 0, // offset }; static const VkVertexInputBindingDescription bindingDesc = { 0, // binding 2 * sizeof(float), // stride VK_VERTEX_INPUT_RATE_VERTEX // inputRate }; static const VkPipelineVertexInputStateCreateInfo vertexInputInfo = { VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO, // sType nullptr, // pNext 0, // flags 1, // vertexBindingDescriptionCount &bindingDesc, // pVertexBindingDescriptions 1, // vertexAttributeDescriptionCnt &attributeDesc, // pVertexAttributeDescriptions }; static const VkPipelineInputAssemblyStateCreateInfo inputAssemblyInfo = { VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO, // sType nullptr, // pNext 0, // flags VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP, // topology VK_FALSE // primitiveRestartEnable }; static const VkStencilOpState dummyStencilState = { VK_STENCIL_OP_KEEP, // failOp VK_STENCIL_OP_KEEP, // passOp VK_STENCIL_OP_KEEP, // depthFailOp VK_COMPARE_OP_NEVER, // compareOp 0, // compareMask 0, // writeMask 0 // reference }; static const VkPipelineDepthStencilStateCreateInfo stencilInfo = { VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO, // sType nullptr, // pNext 0, // flags VK_FALSE, // depthTestEnable VK_FALSE, // depthWriteEnable VK_COMPARE_OP_ALWAYS, // depthCompareOp VK_FALSE, // depthBoundsTestEnable VK_FALSE, // stencilTestEnable dummyStencilState, // front dummyStencilState, // bakc 0.0f, // minDepthBounds 1.0f // maxDepthBounds }; static const VkPipelineViewportStateCreateInfo viewportInfo = { VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO, // sType nullptr, // pNext 0, // flags 1, // viewportCount nullptr, // pViewports 1, // scissorCount nullptr // pScissors }; static const VkPipelineColorBlendAttachmentState attachmentState = { VK_TRUE, // belndEnable VK_BLEND_FACTOR_ONE, // srcColorBlendFactor VK_BLEND_FACTOR_ZERO, // dstColorBlendFactor VK_BLEND_OP_ADD, // colorBlendOp VK_BLEND_FACTOR_ONE, // srcAlphaBlendFactor VK_BLEND_FACTOR_ZERO, // dstAlphaBlendFactor VK_BLEND_OP_ADD, // alphaBlendOp VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | // colorWriteMask VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT // colorWriteMask }; static const VkPipelineColorBlendStateCreateInfo colorBlendInfo = { VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO, // sType nullptr, // pNext 0, // flags VK_FALSE, // logicOpEnable VK_LOGIC_OP_CLEAR, // logicOp 1, // attachmentCount &attachmentState, // pAttachments { 0.f, 0.f, 0.f, 0.f } // blendConstants[4] }; static const VkPipelineRasterizationStateCreateInfo rasterInfo = { VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO, // sType nullptr, // pNext 0, // flags VK_FALSE, // depthClampEnable VK_FALSE, // rasterizerDiscardEnabled VK_POLYGON_MODE_FILL, // polygonMode VK_CULL_MODE_NONE, // cullMode VK_FRONT_FACE_COUNTER_CLOCKWISE, // frontFace VK_FALSE, // depthBiasEnable 0.0f, // depthBiasConstantFactor 0.0f, // depthBiasClamp 0.0f, // depthBiasSlopeFactor 1.0f // lineWidth }; static const VkDynamicState dynamicStates[2] = { VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR }; static const VkPipelineDynamicStateCreateInfo dynamicInfo = { VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO, // sType nullptr, // pNext 0, // flags 2, // dynamicStateCount dynamicStates // pDynamicStates }; VkPipelineMultisampleStateCreateInfo multisampleInfo; setup_multisample_state(numSamples, &multisampleInfo); VkGraphicsPipelineCreateInfo pipelineCreateInfo; memset(&pipelineCreateInfo, 0, sizeof(VkGraphicsPipelineCreateInfo)); pipelineCreateInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO; pipelineCreateInfo.pNext = nullptr; pipelineCreateInfo.flags = 0; pipelineCreateInfo.stageCount = 2; pipelineCreateInfo.pStages = shaderStageInfo; pipelineCreateInfo.pVertexInputState = &vertexInputInfo; pipelineCreateInfo.pInputAssemblyState = &inputAssemblyInfo; pipelineCreateInfo.pTessellationState = nullptr; pipelineCreateInfo.pViewportState = &viewportInfo; pipelineCreateInfo.pRasterizationState = &rasterInfo; pipelineCreateInfo.pMultisampleState = &multisampleInfo; pipelineCreateInfo.pDepthStencilState = &stencilInfo; pipelineCreateInfo.pColorBlendState = &colorBlendInfo; pipelineCreateInfo.pDynamicState = &dynamicInfo; pipelineCreateInfo.layout = pipelineLayout; pipelineCreateInfo.renderPass = renderPass.vkRenderPass(); pipelineCreateInfo.subpass = 0; pipelineCreateInfo.basePipelineHandle = VK_NULL_HANDLE; pipelineCreateInfo.basePipelineIndex = -1; VkPipeline vkPipeline; VkResult err = GR_VK_CALL(gpu->vkInterface(), CreateGraphicsPipelines(gpu->device(), cache, 1, &pipelineCreateInfo, nullptr, &vkPipeline)); if (err) { SkDebugf("Failed to create copy pipeline. Error: %d\n", err); return nullptr; } return new GrVkCopyPipeline(vkPipeline, &renderPass); } bool GrVkCopyPipeline::isCompatible(const GrVkRenderPass& rp) const { return rp.isCompatible(*fRenderPass); }