| /* |
| * 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)); |
| } |
| |
| |