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Unified Diff: src/gpu/vk/GrVkPipeline.cpp

Issue 1718693002: Add vulkan files into skia repo. (Closed) Base URL: https://skia.googlesource.com/skia.git@merge
Patch Set: fix path Created 4 years, 10 months ago
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Index: src/gpu/vk/GrVkPipeline.cpp
diff --git a/src/gpu/vk/GrVkPipeline.cpp b/src/gpu/vk/GrVkPipeline.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..520cb1b44d50c81db9dafd534ddff825d67dab55
--- /dev/null
+++ b/src/gpu/vk/GrVkPipeline.cpp
@@ -0,0 +1,507 @@
+/*
+* 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 "GrVkPipeline.h"
+
+#include "GrGeometryProcessor.h"
+#include "GrPipeline.h"
+
+#include "GrVkGpu.h"
+#include "GrVkProgramDesc.h"
+#include "GrVkRenderTarget.h"
+#include "GrVkUtil.h"
+
+static inline const VkFormat& attrib_type_to_vkformat(GrVertexAttribType type) {
+ SkASSERT(type >= 0 && type < kGrVertexAttribTypeCount);
+ static const VkFormat kFormats[kGrVertexAttribTypeCount] = {
+ VK_FORMAT_R32_SFLOAT, // kFloat_GrVertexAttribType
+ VK_FORMAT_R32G32_SFLOAT, // kVec2f_GrVertexAttribType
+ VK_FORMAT_R32G32B32_SFLOAT, // kVec3f_GrVertexAttribType
+ VK_FORMAT_R32G32B32A32_SFLOAT, // kVec4f_GrVertexAttribType
+ VK_FORMAT_R8_UNORM, // kUByte_GrVertexAttribType
+ VK_FORMAT_R8G8B8A8_UNORM, // kVec4ub_GrVertexAttribType
+ VK_FORMAT_R16G16_SSCALED, // kVec2s_GrVertexAttribType
+ };
+ GR_STATIC_ASSERT(0 == kFloat_GrVertexAttribType);
+ GR_STATIC_ASSERT(1 == kVec2f_GrVertexAttribType);
+ GR_STATIC_ASSERT(2 == kVec3f_GrVertexAttribType);
+ GR_STATIC_ASSERT(3 == kVec4f_GrVertexAttribType);
+ GR_STATIC_ASSERT(4 == kUByte_GrVertexAttribType);
+ GR_STATIC_ASSERT(5 == kVec4ub_GrVertexAttribType);
+ GR_STATIC_ASSERT(6 == kVec2s_GrVertexAttribType);
+ GR_STATIC_ASSERT(SK_ARRAY_COUNT(kFormats) == kGrVertexAttribTypeCount);
+ return kFormats[type];
+}
+
+static void setup_vertex_input_state(const GrPrimitiveProcessor& primProc,
+ VkPipelineVertexInputStateCreateInfo* vertexInputInfo,
+ VkVertexInputBindingDescription* bindingDesc,
+ int maxBindingDescCount,
+ VkVertexInputAttributeDescription* attributeDesc,
+ int maxAttributeDescCount) {
+ // for now we have only one vertex buffer and one binding
+ memset(bindingDesc, 0, sizeof(VkVertexInputBindingDescription));
+ bindingDesc->binding = 0;
+ bindingDesc->stride = (uint32_t)primProc.getVertexStride();
+ bindingDesc->inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
+
+ // setup attribute descriptions
+ int vaCount = primProc.numAttribs();
+ SkASSERT(vaCount < maxAttributeDescCount);
+ if (vaCount > 0) {
+ size_t offset = 0;
+ for (int attribIndex = 0; attribIndex < vaCount; attribIndex++) {
+ const GrGeometryProcessor::Attribute& attrib = primProc.getAttrib(attribIndex);
+ GrVertexAttribType attribType = attrib.fType;
+
+ VkVertexInputAttributeDescription& vkAttrib = attributeDesc[attribIndex];
+ vkAttrib.location = attribIndex; // for now assume location = attribIndex
+ vkAttrib.binding = 0; // for now only one vertex buffer & binding
+ vkAttrib.format = attrib_type_to_vkformat(attribType);
+ vkAttrib.offset = static_cast<uint32_t>(offset);
+ offset += attrib.fOffset;
+ }
+ }
+
+ memset(vertexInputInfo, 0, sizeof(VkPipelineVertexInputStateCreateInfo));
+ vertexInputInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
+ vertexInputInfo->pNext = nullptr;
+ vertexInputInfo->flags = 0;
+ vertexInputInfo->vertexBindingDescriptionCount = 1;
+ vertexInputInfo->pVertexBindingDescriptions = bindingDesc;
+ vertexInputInfo->vertexAttributeDescriptionCount = vaCount;
+ vertexInputInfo->pVertexAttributeDescriptions = attributeDesc;
+}
+
+
+static void setup_input_assembly_state(GrPrimitiveType primitiveType,
+ VkPipelineInputAssemblyStateCreateInfo* inputAssemblyInfo) {
+ static const VkPrimitiveTopology gPrimitiveType2VkTopology[] = {
+ VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
+ VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
+ VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN,
+ VK_PRIMITIVE_TOPOLOGY_POINT_LIST,
+ VK_PRIMITIVE_TOPOLOGY_LINE_LIST,
+ VK_PRIMITIVE_TOPOLOGY_LINE_STRIP
+ };
+
+ memset(inputAssemblyInfo, 0, sizeof(VkPipelineInputAssemblyStateCreateInfo));
+ inputAssemblyInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
+ inputAssemblyInfo->pNext = nullptr;
+ inputAssemblyInfo->flags = 0;
+ inputAssemblyInfo->primitiveRestartEnable = false;
+ inputAssemblyInfo->topology = gPrimitiveType2VkTopology[primitiveType];
+}
+
+
+VkStencilOp stencil_op_to_vk_stencil_op(GrStencilOp op) {
+ static const VkStencilOp gTable[] = {
+ VK_STENCIL_OP_KEEP, // kKeep_StencilOp
+ VK_STENCIL_OP_REPLACE, // kReplace_StencilOp
+ VK_STENCIL_OP_INCREMENT_AND_WRAP, // kIncWrap_StencilOp
+ VK_STENCIL_OP_INCREMENT_AND_CLAMP, // kIncClamp_StencilOp
+ VK_STENCIL_OP_DECREMENT_AND_WRAP, // kDecWrap_StencilOp
+ VK_STENCIL_OP_DECREMENT_AND_CLAMP, // kDecClamp_StencilOp
+ VK_STENCIL_OP_ZERO, // kZero_StencilOp
+ VK_STENCIL_OP_INVERT, // kInvert_StencilOp
+ };
+ GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kStencilOpCount);
+ GR_STATIC_ASSERT(0 == kKeep_StencilOp);
+ GR_STATIC_ASSERT(1 == kReplace_StencilOp);
+ GR_STATIC_ASSERT(2 == kIncWrap_StencilOp);
+ GR_STATIC_ASSERT(3 == kIncClamp_StencilOp);
+ GR_STATIC_ASSERT(4 == kDecWrap_StencilOp);
+ GR_STATIC_ASSERT(5 == kDecClamp_StencilOp);
+ GR_STATIC_ASSERT(6 == kZero_StencilOp);
+ GR_STATIC_ASSERT(7 == kInvert_StencilOp);
+ SkASSERT((unsigned)op < kStencilOpCount);
+ return gTable[op];
+}
+
+VkCompareOp stencil_func_to_vk_compare_op(GrStencilFunc basicFunc) {
+ static const VkCompareOp gTable[] = {
+ VK_COMPARE_OP_ALWAYS, // kAlways_StencilFunc
+ VK_COMPARE_OP_NEVER, // kNever_StencilFunc
+ VK_COMPARE_OP_GREATER, // kGreater_StencilFunc
+ VK_COMPARE_OP_GREATER_OR_EQUAL, // kGEqual_StencilFunc
+ VK_COMPARE_OP_LESS, // kLess_StencilFunc
+ VK_COMPARE_OP_LESS_OR_EQUAL, // kLEqual_StencilFunc,
+ VK_COMPARE_OP_EQUAL, // kEqual_StencilFunc,
+ VK_COMPARE_OP_NOT_EQUAL, // kNotEqual_StencilFunc,
+ };
+ GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kBasicStencilFuncCount);
+ GR_STATIC_ASSERT(0 == kAlways_StencilFunc);
+ GR_STATIC_ASSERT(1 == kNever_StencilFunc);
+ GR_STATIC_ASSERT(2 == kGreater_StencilFunc);
+ GR_STATIC_ASSERT(3 == kGEqual_StencilFunc);
+ GR_STATIC_ASSERT(4 == kLess_StencilFunc);
+ GR_STATIC_ASSERT(5 == kLEqual_StencilFunc);
+ GR_STATIC_ASSERT(6 == kEqual_StencilFunc);
+ GR_STATIC_ASSERT(7 == kNotEqual_StencilFunc);
+ SkASSERT((unsigned)basicFunc < kBasicStencilFuncCount);
+
+ return gTable[basicFunc];
+}
+
+void setup_depth_stencil_state(const GrVkGpu* gpu,
+ const GrStencilSettings& stencilSettings,
+ VkPipelineDepthStencilStateCreateInfo* stencilInfo) {
+ memset(stencilInfo, 0, sizeof(VkPipelineDepthStencilStateCreateInfo));
+ stencilInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
+ stencilInfo->pNext = nullptr;
+ stencilInfo->flags = 0;
+ // set depth testing defaults
+ stencilInfo->depthTestEnable = VK_FALSE;
+ stencilInfo->depthWriteEnable = VK_FALSE;
+ stencilInfo->depthCompareOp = VK_COMPARE_OP_ALWAYS;
+ stencilInfo->depthBoundsTestEnable = VK_FALSE;
+ stencilInfo->stencilTestEnable = !stencilSettings.isDisabled();
+ if (!stencilSettings.isDisabled()) {
+ // Set front face
+ GrStencilSettings::Face face = GrStencilSettings::kFront_Face;
+ stencilInfo->front.failOp = stencil_op_to_vk_stencil_op(stencilSettings.failOp(face));
+ stencilInfo->front.passOp = stencil_op_to_vk_stencil_op(stencilSettings.passOp(face));
+ stencilInfo->front.depthFailOp = stencilInfo->front.failOp;
+ stencilInfo->front.compareOp = stencil_func_to_vk_compare_op(stencilSettings.func(face));
+ stencilInfo->front.compareMask = stencilSettings.funcMask(face);
+ stencilInfo->front.writeMask = 0;
+ stencilInfo->front.reference = 0;
+
+ // Set back face
+ face = GrStencilSettings::kBack_Face;
+ stencilInfo->back.failOp = stencil_op_to_vk_stencil_op(stencilSettings.failOp(face));
+ stencilInfo->back.passOp = stencil_op_to_vk_stencil_op(stencilSettings.passOp(face));
+ stencilInfo->back.depthFailOp = stencilInfo->front.failOp;
+ stencilInfo->back.compareOp = stencil_func_to_vk_compare_op(stencilSettings.func(face));
+ stencilInfo->back.compareMask = stencilSettings.funcMask(face);
+ stencilInfo->back.writeMask = 0;
+ stencilInfo->back.reference = 0;
+ }
+ stencilInfo->minDepthBounds = 0.0f;
+ stencilInfo->maxDepthBounds = 1.0f;
+}
+
+void setup_viewport_scissor_state(const GrVkGpu* gpu,
+ const GrPipeline& pipeline,
+ const GrVkRenderTarget* vkRT,
+ VkPipelineViewportStateCreateInfo* viewportInfo,
+ VkViewport* viewport,
+ VkRect2D* scissor) {
+ memset(viewportInfo, 0, sizeof(VkPipelineViewportStateCreateInfo));
+ viewportInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
+ viewportInfo->pNext = nullptr;
+ viewportInfo->flags = 0;
+
+ viewport->x = 0.0f;
+ viewport->y = 0.0f;
+ viewport->width = SkIntToScalar(vkRT->width());
+ viewport->height = SkIntToScalar(vkRT->height());
+ viewport->minDepth = 0.0f;
+ viewport->maxDepth = 1.0f;
+ viewportInfo->viewportCount = 1;
+ viewportInfo->pViewports = viewport;
+
+ const GrScissorState& scissorState = pipeline.getScissorState();
+ if (scissorState.enabled() &&
+ !scissorState.rect().contains(0, 0, vkRT->width(), vkRT->height())) {
+ // This all assumes the scissorState has previously been clipped to the device space render
+ // target.
+ scissor->offset.x = scissorState.rect().fLeft;
+ scissor->extent.width = scissorState.rect().width();
+ if (kTopLeft_GrSurfaceOrigin == vkRT->origin()) {
+ scissor->offset.y = scissorState.rect().fTop;
+ } else {
+ SkASSERT(kBottomLeft_GrSurfaceOrigin == vkRT->origin());
+ scissor->offset.y = vkRT->height() - scissorState.rect().fBottom;
+ }
+ scissor->extent.height = scissorState.rect().height();
+
+ viewportInfo->scissorCount = 1;
+ viewportInfo->pScissors = scissor;
+ SkASSERT(scissor->offset.x >= 0);
+ SkASSERT(scissor->offset.x + scissor->extent.width <= (uint32_t)vkRT->width());
+ SkASSERT(scissor->offset.y >= 0);
+ SkASSERT(scissor->offset.y + scissor->extent.height <= (uint32_t)vkRT->height());
+ } else {
+ scissor->extent.width = vkRT->width();
+ scissor->extent.height = vkRT->height();
+ scissor->offset.x = 0;
+ scissor->offset.y = 0;
+ viewportInfo->scissorCount = 1;
+ viewportInfo->pScissors = scissor;
+ }
+ SkASSERT(viewportInfo->viewportCount == viewportInfo->scissorCount);
+}
+
+void setup_multisample_state(const GrPipeline& pipeline,
+ VkPipelineMultisampleStateCreateInfo* multisampleInfo) {
+ memset(multisampleInfo, 0, sizeof(VkPipelineMultisampleStateCreateInfo));
+ multisampleInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
+ multisampleInfo->pNext = nullptr;
+ multisampleInfo->flags = 0;
+ int numSamples = pipeline.getRenderTarget()->numColorSamples();
+ SkAssertResult(GrSampleCountToVkSampleCount(numSamples,
+ &multisampleInfo->rasterizationSamples));
+ multisampleInfo->sampleShadingEnable = VK_FALSE;
+ multisampleInfo->minSampleShading = 0;
+ multisampleInfo->pSampleMask = nullptr;
+ multisampleInfo->alphaToCoverageEnable = VK_FALSE;
+ multisampleInfo->alphaToOneEnable = VK_FALSE;
+}
+
+static VkBlendFactor blend_coeff_to_vk_blend(GrBlendCoeff coeff) {
+ static const VkBlendFactor gTable[] = {
+ VK_BLEND_FACTOR_ZERO, // kZero_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE, // kOne_GrBlendCoeff
+ VK_BLEND_FACTOR_SRC_COLOR, // kSC_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR, // kISC_GrBlendCoeff
+ VK_BLEND_FACTOR_DST_COLOR, // kDC_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR, // kIDC_GrBlendCoeff
+ VK_BLEND_FACTOR_SRC_ALPHA, // kSA_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, // kISA_GrBlendCoeff
+ VK_BLEND_FACTOR_DST_ALPHA, // kDA_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA, // kIDA_GrBlendCoeff
+ VK_BLEND_FACTOR_CONSTANT_COLOR, // kConstC_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_COLOR, // kIConstC_GrBlendCoeff
+ VK_BLEND_FACTOR_CONSTANT_ALPHA, // kConstA_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA, // kIConstA_GrBlendCoeff
+ VK_BLEND_FACTOR_SRC1_COLOR, // kS2C_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_SRC1_COLOR, // kIS2C_GrBlendCoeff
+ VK_BLEND_FACTOR_SRC1_ALPHA, // kS2A_GrBlendCoeff
+ VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA, // kIS2A_GrBlendCoeff
+
+ };
+ GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kGrBlendCoeffCnt);
+ GR_STATIC_ASSERT(0 == kZero_GrBlendCoeff);
+ GR_STATIC_ASSERT(1 == kOne_GrBlendCoeff);
+ GR_STATIC_ASSERT(2 == kSC_GrBlendCoeff);
+ GR_STATIC_ASSERT(3 == kISC_GrBlendCoeff);
+ GR_STATIC_ASSERT(4 == kDC_GrBlendCoeff);
+ GR_STATIC_ASSERT(5 == kIDC_GrBlendCoeff);
+ GR_STATIC_ASSERT(6 == kSA_GrBlendCoeff);
+ GR_STATIC_ASSERT(7 == kISA_GrBlendCoeff);
+ GR_STATIC_ASSERT(8 == kDA_GrBlendCoeff);
+ GR_STATIC_ASSERT(9 == kIDA_GrBlendCoeff);
+ GR_STATIC_ASSERT(10 == kConstC_GrBlendCoeff);
+ GR_STATIC_ASSERT(11 == kIConstC_GrBlendCoeff);
+ GR_STATIC_ASSERT(12 == kConstA_GrBlendCoeff);
+ GR_STATIC_ASSERT(13 == kIConstA_GrBlendCoeff);
+ GR_STATIC_ASSERT(14 == kS2C_GrBlendCoeff);
+ GR_STATIC_ASSERT(15 == kIS2C_GrBlendCoeff);
+ GR_STATIC_ASSERT(16 == kS2A_GrBlendCoeff);
+ GR_STATIC_ASSERT(17 == kIS2A_GrBlendCoeff);
+
+ SkASSERT((unsigned)coeff < kGrBlendCoeffCnt);
+ return gTable[coeff];
+}
+
+
+static VkBlendOp blend_equation_to_vk_blend_op(GrBlendEquation equation) {
+ static const VkBlendOp gTable[] = {
+ VK_BLEND_OP_ADD, // kAdd_GrBlendEquation
+ VK_BLEND_OP_SUBTRACT, // kSubtract_GrBlendEquation
+ VK_BLEND_OP_REVERSE_SUBTRACT, // kReverseSubtract_GrBlendEquation
+ };
+ GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kFirstAdvancedGrBlendEquation);
+ GR_STATIC_ASSERT(0 == kAdd_GrBlendEquation);
+ GR_STATIC_ASSERT(1 == kSubtract_GrBlendEquation);
+ GR_STATIC_ASSERT(2 == kReverseSubtract_GrBlendEquation);
+
+ SkASSERT((unsigned)equation < kGrBlendCoeffCnt);
+ return gTable[equation];
+}
+
+bool blend_coeff_refs_constant(GrBlendCoeff coeff) {
+ static const bool gCoeffReferencesBlendConst[] = {
+ false,
+ false,
+ false,
+ false,
+ false,
+ false,
+ false,
+ false,
+ false,
+ false,
+ true,
+ true,
+ true,
+ true,
+
+ // extended blend coeffs
+ false,
+ false,
+ false,
+ false,
+ };
+ return gCoeffReferencesBlendConst[coeff];
+ GR_STATIC_ASSERT(kGrBlendCoeffCnt == SK_ARRAY_COUNT(gCoeffReferencesBlendConst));
+ // Individual enum asserts already made in blend_coeff_to_vk_blend
+}
+
+void setup_color_blend_state(const GrVkGpu* gpu,
+ const GrPipeline& pipeline,
+ VkPipelineColorBlendStateCreateInfo* colorBlendInfo,
+ VkPipelineColorBlendAttachmentState* attachmentState) {
+ GrXferProcessor::BlendInfo blendInfo;
+ pipeline.getXferProcessor().getBlendInfo(&blendInfo);
+
+ GrBlendEquation equation = blendInfo.fEquation;
+ GrBlendCoeff srcCoeff = blendInfo.fSrcBlend;
+ GrBlendCoeff dstCoeff = blendInfo.fDstBlend;
+ bool blendOff = (kAdd_GrBlendEquation == equation || kSubtract_GrBlendEquation == equation) &&
+ kOne_GrBlendCoeff == srcCoeff && kZero_GrBlendCoeff == dstCoeff;
+
+ memset(attachmentState, 0, sizeof(VkPipelineColorBlendAttachmentState));
+ attachmentState->blendEnable = !blendOff;
+ if (!blendOff) {
+ attachmentState->srcColorBlendFactor = blend_coeff_to_vk_blend(srcCoeff);
+ attachmentState->dstColorBlendFactor = blend_coeff_to_vk_blend(dstCoeff);
+ attachmentState->colorBlendOp = blend_equation_to_vk_blend_op(equation);
+ attachmentState->srcAlphaBlendFactor = blend_coeff_to_vk_blend(srcCoeff);
+ attachmentState->dstAlphaBlendFactor = blend_coeff_to_vk_blend(dstCoeff);
+ attachmentState->alphaBlendOp = blend_equation_to_vk_blend_op(equation);
+ }
+ attachmentState->colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT |
+ VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
+
+ memset(colorBlendInfo, 0, sizeof(VkPipelineColorBlendStateCreateInfo));
+ colorBlendInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
+ colorBlendInfo->pNext = nullptr;
+ colorBlendInfo->flags = 0;
+ colorBlendInfo->logicOpEnable = VK_FALSE;
+ colorBlendInfo->attachmentCount = 1;
+ colorBlendInfo->pAttachments = attachmentState;
+ if (blend_coeff_refs_constant(srcCoeff) || blend_coeff_refs_constant(dstCoeff)) {
+ GrColorToRGBAFloat(blendInfo.fBlendConstant, colorBlendInfo->blendConstants);
+ }
+}
+
+VkCullModeFlags draw_face_to_vk_cull_mode(GrPipelineBuilder::DrawFace drawFace) {
+ // Assumes that we've set the front face to be ccw
+ static const VkCullModeFlags gTable[] = {
+ VK_CULL_MODE_NONE, // kBoth_DrawFace
+ VK_CULL_MODE_BACK_BIT, // kCCW_DrawFace, cull back face
+ VK_CULL_MODE_FRONT_BIT, // kCW_DrawFace, cull front face
+ };
+ GR_STATIC_ASSERT(0 == GrPipelineBuilder::kBoth_DrawFace);
+ GR_STATIC_ASSERT(1 == GrPipelineBuilder::kCCW_DrawFace);
+ GR_STATIC_ASSERT(2 == GrPipelineBuilder::kCW_DrawFace);
+ SkASSERT((unsigned)drawFace <= 2);
+
+ return gTable[drawFace];
+}
+
+void setup_raster_state(const GrVkGpu* gpu,
+ const GrPipeline& pipeline,
+ VkPipelineRasterizationStateCreateInfo* rasterInfo) {
+ memset(rasterInfo, 0, sizeof(VkPipelineRasterizationStateCreateInfo));
+ rasterInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
+ rasterInfo->pNext = nullptr;
+ rasterInfo->flags = 0;
+ rasterInfo->depthClampEnable = VK_FALSE;
+ rasterInfo->rasterizerDiscardEnable = VK_FALSE;
+ rasterInfo->polygonMode = VK_POLYGON_MODE_FILL;
+ rasterInfo->cullMode = draw_face_to_vk_cull_mode(pipeline.getDrawFace());
+ rasterInfo->frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
+ rasterInfo->depthBiasEnable = VK_FALSE;
+ rasterInfo->depthBiasConstantFactor = 0.0f;
+ rasterInfo->depthBiasClamp = 0.0f;
+ rasterInfo->depthBiasSlopeFactor = 0.0f;
+ rasterInfo->lineWidth = 1.0f;
+}
+
+void setup_dynamic_state(const GrVkGpu* gpu,
+ const GrPipeline& pipeline,
+ VkPipelineDynamicStateCreateInfo* dynamicInfo) {
+ memset(dynamicInfo, 0, sizeof(VkPipelineDynamicStateCreateInfo));
+ dynamicInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
+ // TODO: mask out any state we might want to set dynamically
+ dynamicInfo->dynamicStateCount = 0;
+}
+
+GrVkPipeline* GrVkPipeline::Create(GrVkGpu* gpu, const GrPipeline& pipeline,
+ const GrPrimitiveProcessor& primProc,
+ VkPipelineShaderStageCreateInfo* shaderStageInfo,
+ int shaderStageCount,
+ GrPrimitiveType primitiveType,
+ const GrVkRenderPass& renderPass,
+ VkPipelineLayout layout) {
+ VkPipelineVertexInputStateCreateInfo vertexInputInfo;
+ VkVertexInputBindingDescription bindingDesc;
+ // TODO: allocate this based on VkPhysicalDeviceLimits::maxVertexInputAttributes
+ static const int kMaxVertexAttributes = 16;
+ static VkVertexInputAttributeDescription attributeDesc[kMaxVertexAttributes];
+ setup_vertex_input_state(primProc, &vertexInputInfo, &bindingDesc, 1,
+ attributeDesc, kMaxVertexAttributes);
+
+ VkPipelineInputAssemblyStateCreateInfo inputAssemblyInfo;
+ setup_input_assembly_state(primitiveType, &inputAssemblyInfo);
+
+ VkPipelineDepthStencilStateCreateInfo depthStencilInfo;
+ setup_depth_stencil_state(gpu, pipeline.getStencil(), &depthStencilInfo);
+
+ GrRenderTarget* rt = pipeline.getRenderTarget();
+ GrVkRenderTarget* vkRT = static_cast<GrVkRenderTarget*>(rt);
+ VkPipelineViewportStateCreateInfo viewportInfo;
+ VkViewport viewport;
+ VkRect2D scissor;
+ setup_viewport_scissor_state(gpu, pipeline, vkRT, &viewportInfo, &viewport, &scissor);
+
+ VkPipelineMultisampleStateCreateInfo multisampleInfo;
+ setup_multisample_state(pipeline, &multisampleInfo);
+
+ // We will only have one color attachment per pipeline.
+ VkPipelineColorBlendAttachmentState attachmentStates[1];
+ VkPipelineColorBlendStateCreateInfo colorBlendInfo;
+ setup_color_blend_state(gpu, pipeline, &colorBlendInfo, attachmentStates);
+
+ VkPipelineRasterizationStateCreateInfo rasterInfo;
+ setup_raster_state(gpu, pipeline, &rasterInfo);
+
+ VkPipelineDynamicStateCreateInfo dynamicInfo;
+ setup_dynamic_state(gpu, pipeline, &dynamicInfo);
+
+ VkGraphicsPipelineCreateInfo pipelineCreateInfo;
+ memset(&pipelineCreateInfo, 0, sizeof(VkGraphicsPipelineCreateInfo));
+ pipelineCreateInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
+ pipelineCreateInfo.pNext = nullptr;
+ pipelineCreateInfo.flags = 0;
+ pipelineCreateInfo.stageCount = shaderStageCount;
+ pipelineCreateInfo.pStages = shaderStageInfo;
+ pipelineCreateInfo.pVertexInputState = &vertexInputInfo;
+ pipelineCreateInfo.pInputAssemblyState = &inputAssemblyInfo;
+ pipelineCreateInfo.pTessellationState = nullptr;
+ pipelineCreateInfo.pViewportState = &viewportInfo;
+ pipelineCreateInfo.pRasterizationState = &rasterInfo;
+ pipelineCreateInfo.pMultisampleState = &multisampleInfo;
+ pipelineCreateInfo.pDepthStencilState = &depthStencilInfo;
+ pipelineCreateInfo.pColorBlendState = &colorBlendInfo;
+ pipelineCreateInfo.pDynamicState = &dynamicInfo;
+ pipelineCreateInfo.layout = layout;
+ 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(),
+ nullptr, 1,
+ &pipelineCreateInfo,
+ nullptr, &vkPipeline));
+ if (err) {
+ return nullptr;
+ }
+
+ return new GrVkPipeline(vkPipeline);
+}
+
+void GrVkPipeline::freeGPUData(const GrVkGpu* gpu) const {
+ GR_VK_CALL(gpu->vkInterface(), DestroyPipeline(gpu->device(), fPipeline, nullptr));
+}
+
+
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