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// Copyright 2018 The SwiftShader Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "VkPipeline.hpp"
#include "VkShaderModule.hpp"
namespace
{
sw::DrawType Convert(VkPrimitiveTopology topology)
{
switch(topology)
{
case VK_PRIMITIVE_TOPOLOGY_POINT_LIST:
return sw::DRAW_POINTLIST;
case VK_PRIMITIVE_TOPOLOGY_LINE_LIST:
return sw::DRAW_LINELIST;
case VK_PRIMITIVE_TOPOLOGY_LINE_STRIP:
return sw::DRAW_LINESTRIP;
case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST:
return sw::DRAW_TRIANGLELIST;
case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP:
return sw::DRAW_TRIANGLESTRIP;
case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN:
return sw::DRAW_TRIANGLEFAN;
case VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY:
case VK_PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY:
case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY:
case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY:
// geometry shader specific
ASSERT(false);
break;
case VK_PRIMITIVE_TOPOLOGY_PATCH_LIST:
// tesselation shader specific
ASSERT(false);
break;
default:
UNIMPLEMENTED();
}
return sw::DRAW_TRIANGLELIST;
}
sw::Rect Convert(const VkRect2D& rect)
{
return sw::Rect(rect.offset.x, rect.offset.y, rect.offset.x + rect.extent.width, rect.offset.y + rect.extent.height);
}
sw::StreamType getStreamType(VkFormat format)
{
switch(format)
{
case VK_FORMAT_R8_UNORM:
case VK_FORMAT_R8G8_UNORM:
case VK_FORMAT_R8G8B8A8_UNORM:
case VK_FORMAT_R8_UINT:
case VK_FORMAT_R8G8_UINT:
case VK_FORMAT_R8G8B8A8_UINT:
case VK_FORMAT_B8G8R8A8_UNORM:
case VK_FORMAT_A8B8G8R8_UNORM_PACK32:
case VK_FORMAT_A8B8G8R8_UINT_PACK32:
return sw::STREAMTYPE_BYTE;
case VK_FORMAT_R8_SNORM:
case VK_FORMAT_R8_SINT:
case VK_FORMAT_R8G8_SNORM:
case VK_FORMAT_R8G8_SINT:
case VK_FORMAT_R8G8B8A8_SNORM:
case VK_FORMAT_R8G8B8A8_SINT:
case VK_FORMAT_A8B8G8R8_SNORM_PACK32:
case VK_FORMAT_A8B8G8R8_SINT_PACK32:
return sw::STREAMTYPE_SBYTE;
case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
return sw::STREAMTYPE_2_10_10_10_UINT;
case VK_FORMAT_R16_UNORM:
case VK_FORMAT_R16_UINT:
case VK_FORMAT_R16G16_UNORM:
case VK_FORMAT_R16G16_UINT:
case VK_FORMAT_R16G16B16A16_UNORM:
case VK_FORMAT_R16G16B16A16_UINT:
return sw::STREAMTYPE_USHORT;
case VK_FORMAT_R16_SNORM:
case VK_FORMAT_R16_SINT:
case VK_FORMAT_R16G16_SNORM:
case VK_FORMAT_R16G16_SINT:
case VK_FORMAT_R16G16B16A16_SNORM:
case VK_FORMAT_R16G16B16A16_SINT:
return sw::STREAMTYPE_SHORT;
case VK_FORMAT_R16_SFLOAT:
case VK_FORMAT_R16G16_SFLOAT:
case VK_FORMAT_R16G16B16A16_SFLOAT:
return sw::STREAMTYPE_HALF;
case VK_FORMAT_R32_UINT:
case VK_FORMAT_R32G32_UINT:
case VK_FORMAT_R32G32B32_UINT:
case VK_FORMAT_R32G32B32A32_UINT:
return sw::STREAMTYPE_UINT;
case VK_FORMAT_R32_SINT:
case VK_FORMAT_R32G32_SINT:
case VK_FORMAT_R32G32B32_SINT:
case VK_FORMAT_R32G32B32A32_SINT:
return sw::STREAMTYPE_INT;
case VK_FORMAT_R32_SFLOAT:
case VK_FORMAT_R32G32_SFLOAT:
case VK_FORMAT_R32G32B32_SFLOAT:
case VK_FORMAT_R32G32B32A32_SFLOAT:
return sw::STREAMTYPE_FLOAT;
default:
UNIMPLEMENTED();
}
return sw::STREAMTYPE_BYTE;
}
uint32_t getNumberOfChannels(VkFormat format)
{
switch(format)
{
case VK_FORMAT_R8_UNORM:
case VK_FORMAT_R8_SNORM:
case VK_FORMAT_R8_UINT:
case VK_FORMAT_R8_SINT:
case VK_FORMAT_R16_UNORM:
case VK_FORMAT_R16_SNORM:
case VK_FORMAT_R16_UINT:
case VK_FORMAT_R16_SINT:
case VK_FORMAT_R16_SFLOAT:
case VK_FORMAT_R32_UINT:
case VK_FORMAT_R32_SINT:
case VK_FORMAT_R32_SFLOAT:
return 1;
case VK_FORMAT_R8G8_UNORM:
case VK_FORMAT_R8G8_SNORM:
case VK_FORMAT_R8G8_UINT:
case VK_FORMAT_R8G8_SINT:
case VK_FORMAT_R16G16_UNORM:
case VK_FORMAT_R16G16_SNORM:
case VK_FORMAT_R16G16_UINT:
case VK_FORMAT_R16G16_SINT:
case VK_FORMAT_R16G16_SFLOAT:
case VK_FORMAT_R32G32_UINT:
case VK_FORMAT_R32G32_SINT:
case VK_FORMAT_R32G32_SFLOAT:
return 2;
case VK_FORMAT_R32G32B32_UINT:
case VK_FORMAT_R32G32B32_SINT:
case VK_FORMAT_R32G32B32_SFLOAT:
return 3;
case VK_FORMAT_R8G8B8A8_UNORM:
case VK_FORMAT_R8G8B8A8_SNORM:
case VK_FORMAT_R8G8B8A8_UINT:
case VK_FORMAT_R8G8B8A8_SINT:
case VK_FORMAT_B8G8R8A8_UNORM:
case VK_FORMAT_A8B8G8R8_UNORM_PACK32:
case VK_FORMAT_A8B8G8R8_SNORM_PACK32:
case VK_FORMAT_A8B8G8R8_UINT_PACK32:
case VK_FORMAT_A8B8G8R8_SINT_PACK32:
case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
case VK_FORMAT_R16G16B16A16_UNORM:
case VK_FORMAT_R16G16B16A16_SNORM:
case VK_FORMAT_R16G16B16A16_UINT:
case VK_FORMAT_R16G16B16A16_SINT:
case VK_FORMAT_R16G16B16A16_SFLOAT:
case VK_FORMAT_R32G32B32A32_UINT:
case VK_FORMAT_R32G32B32A32_SINT:
case VK_FORMAT_R32G32B32A32_SFLOAT:
return 4;
default:
UNIMPLEMENTED();
}
return 0;
}
}
namespace vk
{
GraphicsPipeline::GraphicsPipeline(const VkGraphicsPipelineCreateInfo* pCreateInfo, void* mem)
{
if((pCreateInfo->flags != 0) ||
(pCreateInfo->stageCount != 2) ||
(pCreateInfo->pTessellationState != nullptr) ||
(pCreateInfo->pDynamicState != nullptr) ||
(pCreateInfo->subpass != 0) ||
(pCreateInfo->basePipelineHandle != VK_NULL_HANDLE) ||
(pCreateInfo->basePipelineIndex != 0))
{
UNIMPLEMENTED();
}
const VkPipelineShaderStageCreateInfo& vertexStage = pCreateInfo->pStages[0];
if((vertexStage.stage != VK_SHADER_STAGE_VERTEX_BIT) ||
(vertexStage.flags != 0) ||
!((vertexStage.pSpecializationInfo == nullptr) ||
((vertexStage.pSpecializationInfo->mapEntryCount == 0) &&
(vertexStage.pSpecializationInfo->dataSize == 0))))
{
UNIMPLEMENTED();
}
const VkPipelineShaderStageCreateInfo& fragmentStage = pCreateInfo->pStages[1];
if((fragmentStage.stage != VK_SHADER_STAGE_FRAGMENT_BIT) ||
(fragmentStage.flags != 0) ||
!((fragmentStage.pSpecializationInfo == nullptr) ||
((fragmentStage.pSpecializationInfo->mapEntryCount == 0) &&
(fragmentStage.pSpecializationInfo->dataSize == 0))))
{
UNIMPLEMENTED();
}
const VkPipelineVertexInputStateCreateInfo* vertexInputState = pCreateInfo->pVertexInputState;
if(vertexInputState->flags != 0)
{
UNIMPLEMENTED();
}
for(uint32_t i = 0; i < vertexInputState->vertexBindingDescriptionCount; i++)
{
const VkVertexInputBindingDescription* vertexBindingDescription = vertexInputState->pVertexBindingDescriptions;
context.input[vertexBindingDescription->binding].stride = vertexBindingDescription->stride;
if(vertexBindingDescription->inputRate != VK_VERTEX_INPUT_RATE_VERTEX)
{
UNIMPLEMENTED();
}
}
for(uint32_t i = 0; i < vertexInputState->vertexAttributeDescriptionCount; i++)
{
const VkVertexInputAttributeDescription* vertexAttributeDescriptions = vertexInputState->pVertexAttributeDescriptions;
sw::Stream& input = context.input[vertexAttributeDescriptions->binding];
input.count = getNumberOfChannels(vertexAttributeDescriptions->format);
input.type = getStreamType(vertexAttributeDescriptions->format);
input.normalized = !sw::Surface::isNonNormalizedInteger(vertexAttributeDescriptions->format);
if(vertexAttributeDescriptions->location != vertexAttributeDescriptions->binding)
{
UNIMPLEMENTED();
}
if(vertexAttributeDescriptions->offset != 0)
{
UNIMPLEMENTED();
}
}
const VkPipelineInputAssemblyStateCreateInfo* assemblyState = pCreateInfo->pInputAssemblyState;
if((assemblyState->flags != 0) ||
(assemblyState->primitiveRestartEnable != 0))
{
UNIMPLEMENTED();
}
context.drawType = Convert(assemblyState->topology);
const VkPipelineViewportStateCreateInfo* viewportState = pCreateInfo->pViewportState;
if((viewportState->flags != 0) ||
(viewportState->viewportCount != 1) ||
(viewportState->scissorCount != 1))
{
UNIMPLEMENTED();
}
scissor = Convert(viewportState->pScissors[0]);
viewport = viewportState->pViewports[0];
const VkPipelineRasterizationStateCreateInfo* rasterizationState = pCreateInfo->pRasterizationState;
if((rasterizationState->flags != 0) ||
(rasterizationState->depthClampEnable != 0) ||
(rasterizationState->polygonMode != VK_POLYGON_MODE_FILL))
{
UNIMPLEMENTED();
}
context.rasterizerDiscard = rasterizationState->rasterizerDiscardEnable;
context.frontFacingCCW = rasterizationState->frontFace == VK_FRONT_FACE_COUNTER_CLOCKWISE;
context.depthBias = (rasterizationState->depthBiasEnable ? rasterizationState->depthBiasConstantFactor : 0.0f);
context.slopeDepthBias = (rasterizationState->depthBiasEnable ? rasterizationState->depthBiasSlopeFactor : 0.0f);
const VkPipelineMultisampleStateCreateInfo* multisampleState = pCreateInfo->pMultisampleState;
if((multisampleState->flags != 0) ||
(multisampleState->rasterizationSamples != VK_SAMPLE_COUNT_1_BIT) ||
(multisampleState->sampleShadingEnable != 0) ||
!((multisampleState->pSampleMask == nullptr) ||
(*(multisampleState->pSampleMask) == 0xFFFFFFFFu)) ||
(multisampleState->alphaToCoverageEnable != 0) ||
(multisampleState->alphaToOneEnable != 0))
{
UNIMPLEMENTED();
}
const VkPipelineDepthStencilStateCreateInfo* depthStencilState = pCreateInfo->pDepthStencilState;
if((depthStencilState->flags != 0) ||
(depthStencilState->depthBoundsTestEnable != 0) ||
(depthStencilState->minDepthBounds != 0.0f) ||
(depthStencilState->maxDepthBounds != 1.0f))
{
UNIMPLEMENTED();
}
context.depthBufferEnable = depthStencilState->depthTestEnable;
context.depthWriteEnable = depthStencilState->depthWriteEnable;
context.depthCompareMode = depthStencilState->depthCompareOp;
context.stencilEnable = context.twoSidedStencil = depthStencilState->stencilTestEnable;
if(context.stencilEnable)
{
context.stencilMask = depthStencilState->front.compareMask;
context.stencilCompareMode = depthStencilState->front.compareOp;
context.stencilZFailOperation = depthStencilState->front.depthFailOp;
context.stencilFailOperation = depthStencilState->front.failOp;
context.stencilPassOperation = depthStencilState->front.passOp;
context.stencilReference = depthStencilState->front.reference;
context.stencilWriteMask = depthStencilState->front.writeMask;
context.stencilMaskCCW = depthStencilState->back.compareMask;
context.stencilCompareModeCCW = depthStencilState->back.compareOp;
context.stencilZFailOperationCCW = depthStencilState->back.depthFailOp;
context.stencilFailOperationCCW = depthStencilState->back.failOp;
context.stencilPassOperationCCW = depthStencilState->back.passOp;
context.stencilReferenceCCW = depthStencilState->back.reference;
context.stencilWriteMaskCCW = depthStencilState->back.writeMask;
}
const VkPipelineColorBlendStateCreateInfo* colorBlendState = pCreateInfo->pColorBlendState;
if((colorBlendState->flags != 0) ||
((colorBlendState->logicOpEnable != 0) &&
(colorBlendState->attachmentCount > 1)))
{
UNIMPLEMENTED();
}
context.colorLogicOpEnabled = colorBlendState->logicOpEnable;
context.logicalOperation = colorBlendState->logicOp;
blendConstants.r = colorBlendState->blendConstants[0];
blendConstants.g = colorBlendState->blendConstants[1];
blendConstants.b = colorBlendState->blendConstants[2];
blendConstants.a = colorBlendState->blendConstants[3];
if(colorBlendState->attachmentCount == 1)
{
const VkPipelineColorBlendAttachmentState& attachment = colorBlendState->pAttachments[0];
if(attachment.colorWriteMask != (VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT))
{
UNIMPLEMENTED();
}
context.alphaBlendEnable = attachment.blendEnable;
context.separateAlphaBlendEnable = (attachment.alphaBlendOp != attachment.colorBlendOp) ||
(attachment.dstAlphaBlendFactor != attachment.dstColorBlendFactor) ||
(attachment.srcAlphaBlendFactor != attachment.srcColorBlendFactor);
context.blendOperationStateAlpha = attachment.alphaBlendOp;
context.blendOperationState = attachment.colorBlendOp;
context.destBlendFactorStateAlpha = attachment.dstAlphaBlendFactor;
context.destBlendFactorState = attachment.dstColorBlendFactor;
context.sourceBlendFactorStateAlpha = attachment.srcAlphaBlendFactor;
context.sourceBlendFactorState = attachment.srcColorBlendFactor;
}
}
void GraphicsPipeline::destroyPipeline(const VkAllocationCallbacks* pAllocator)
{
}
size_t GraphicsPipeline::ComputeRequiredAllocationSize(const VkGraphicsPipelineCreateInfo* pCreateInfo)
{
return 0;
}
void GraphicsPipeline::compileShaders(const VkAllocationCallbacks* pAllocator, const VkGraphicsPipelineCreateInfo* pCreateInfo)
{
vertexRoutine = Cast(pCreateInfo->pStages[0].module)->compile(pAllocator);
fragmentRoutine = Cast(pCreateInfo->pStages[1].module)->compile(pAllocator);
}
uint32_t GraphicsPipeline::computePrimitiveCount(uint32_t vertexCount) const
{
switch(context.drawType)
{
case sw::DRAW_POINTLIST:
return vertexCount;
case sw::DRAW_LINELIST:
return vertexCount / 2;
case sw::DRAW_LINESTRIP:
return vertexCount - 1;
case sw::DRAW_TRIANGLELIST:
return vertexCount / 3;
case sw::DRAW_TRIANGLESTRIP:
return vertexCount - 2;
case sw::DRAW_TRIANGLEFAN:
return vertexCount - 2;
default:
UNIMPLEMENTED();
}
return 0;
}
const sw::Context& GraphicsPipeline::getContext() const
{
return context;
}
const sw::Rect& GraphicsPipeline::getScissor() const
{
return scissor;
}
const VkViewport& GraphicsPipeline::getViewport() const
{
return viewport;
}
const sw::Color<float>& GraphicsPipeline::getBlendConstants() const
{
return blendConstants;
}
ComputePipeline::ComputePipeline(const VkComputePipelineCreateInfo* pCreateInfo, void* mem)
{
}
void ComputePipeline::destroyPipeline(const VkAllocationCallbacks* pAllocator)
{
}
size_t ComputePipeline::ComputeRequiredAllocationSize(const VkComputePipelineCreateInfo* pCreateInfo)
{
return 0;
}
} // namespace vk