| // Copyright 2016 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 "PixelProcessor.hpp" |
| |
| #include "Surface.hpp" |
| #include "Primitive.hpp" |
| #include "Pipeline/PixelProgram.hpp" |
| #include "Pipeline/PixelShader.hpp" |
| #include "Pipeline/Constants.hpp" |
| #include "System/Debug.hpp" |
| |
| #include <string.h> |
| |
| namespace sw |
| { |
| extern bool complementaryDepthBuffer; |
| extern TransparencyAntialiasing transparencyAntialiasing; |
| extern bool perspectiveCorrection; |
| |
| bool precachePixel = false; |
| |
| unsigned int PixelProcessor::States::computeHash() |
| { |
| unsigned int *state = (unsigned int*)this; |
| unsigned int hash = 0; |
| |
| for(unsigned int i = 0; i < sizeof(States) / 4; i++) |
| { |
| hash ^= state[i]; |
| } |
| |
| return hash; |
| } |
| |
| PixelProcessor::State::State() |
| { |
| memset(this, 0, sizeof(State)); |
| } |
| |
| bool PixelProcessor::State::operator==(const State &state) const |
| { |
| if(hash != state.hash) |
| { |
| return false; |
| } |
| |
| return memcmp(static_cast<const States*>(this), static_cast<const States*>(&state), sizeof(States)) == 0; |
| } |
| |
| PixelProcessor::UniformBufferInfo::UniformBufferInfo() |
| { |
| buffer = nullptr; |
| offset = 0; |
| } |
| |
| PixelProcessor::PixelProcessor(Context *context) : context(context) |
| { |
| routineCache = nullptr; |
| setRoutineCacheSize(1024); |
| } |
| |
| PixelProcessor::~PixelProcessor() |
| { |
| delete routineCache; |
| routineCache = nullptr; |
| } |
| |
| void PixelProcessor::setFloatConstant(unsigned int index, const float value[4]) |
| { |
| if(index < FRAGMENT_UNIFORM_VECTORS) |
| { |
| c[index][0] = value[0]; |
| c[index][1] = value[1]; |
| c[index][2] = value[2]; |
| c[index][3] = value[3]; |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setIntegerConstant(unsigned int index, const int value[4]) |
| { |
| if(index < 16) |
| { |
| i[index][0] = value[0]; |
| i[index][1] = value[1]; |
| i[index][2] = value[2]; |
| i[index][3] = value[3]; |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setBooleanConstant(unsigned int index, int boolean) |
| { |
| if(index < 16) |
| { |
| b[index] = boolean != 0; |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setUniformBuffer(int index, sw::Resource* buffer, int offset) |
| { |
| uniformBufferInfo[index].buffer = buffer; |
| uniformBufferInfo[index].offset = offset; |
| } |
| |
| void PixelProcessor::lockUniformBuffers(byte** u, sw::Resource* uniformBuffers[]) |
| { |
| for(int i = 0; i < MAX_UNIFORM_BUFFER_BINDINGS; ++i) |
| { |
| u[i] = uniformBufferInfo[i].buffer ? static_cast<byte*>(uniformBufferInfo[i].buffer->lock(PUBLIC, PRIVATE)) + uniformBufferInfo[i].offset : nullptr; |
| uniformBuffers[i] = uniformBufferInfo[i].buffer; |
| } |
| } |
| |
| void PixelProcessor::setRenderTarget(int index, Surface *renderTarget, unsigned int layer) |
| { |
| context->renderTarget[index] = renderTarget; |
| context->renderTargetLayer[index] = layer; |
| } |
| |
| void PixelProcessor::setDepthBuffer(Surface *depthBuffer, unsigned int layer) |
| { |
| context->depthBuffer = depthBuffer; |
| context->depthBufferLayer = layer; |
| } |
| |
| void PixelProcessor::setStencilBuffer(Surface *stencilBuffer, unsigned int layer) |
| { |
| context->stencilBuffer = stencilBuffer; |
| context->stencilBufferLayer = layer; |
| } |
| |
| void PixelProcessor::setTextureFilter(unsigned int sampler, FilterType textureFilter) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setTextureFilter(textureFilter); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setMipmapFilter(unsigned int sampler, MipmapType mipmapFilter) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setMipmapFilter(mipmapFilter); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setGatherEnable(unsigned int sampler, bool enable) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setGatherEnable(enable); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setAddressingModeU(unsigned int sampler, AddressingMode addressMode) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setAddressingModeU(addressMode); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setAddressingModeV(unsigned int sampler, AddressingMode addressMode) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setAddressingModeV(addressMode); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setAddressingModeW(unsigned int sampler, AddressingMode addressMode) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setAddressingModeW(addressMode); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setReadSRGB(unsigned int sampler, bool sRGB) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setReadSRGB(sRGB); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setMipmapLOD(unsigned int sampler, float bias) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setMipmapLOD(bias); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setBorderColor(unsigned int sampler, const Color<float> &borderColor) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setBorderColor(borderColor); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setMaxAnisotropy(unsigned int sampler, float maxAnisotropy) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setMaxAnisotropy(maxAnisotropy); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setHighPrecisionFiltering(unsigned int sampler, bool highPrecisionFiltering) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setHighPrecisionFiltering(highPrecisionFiltering); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setSwizzleR(unsigned int sampler, SwizzleType swizzleR) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setSwizzleR(swizzleR); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setSwizzleG(unsigned int sampler, SwizzleType swizzleG) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setSwizzleG(swizzleG); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setSwizzleB(unsigned int sampler, SwizzleType swizzleB) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setSwizzleB(swizzleB); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setSwizzleA(unsigned int sampler, SwizzleType swizzleA) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setSwizzleA(swizzleA); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setCompareFunc(unsigned int sampler, CompareFunc compFunc) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setCompareFunc(compFunc); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setBaseLevel(unsigned int sampler, int baseLevel) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setBaseLevel(baseLevel); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setMaxLevel(unsigned int sampler, int maxLevel) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setMaxLevel(maxLevel); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setMinLod(unsigned int sampler, float minLod) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setMinLod(minLod); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setMaxLod(unsigned int sampler, float maxLod) |
| { |
| if(sampler < TEXTURE_IMAGE_UNITS) |
| { |
| context->sampler[sampler].setMaxLod(maxLod); |
| } |
| else ASSERT(false); |
| } |
| |
| void PixelProcessor::setWriteSRGB(bool sRGB) |
| { |
| context->setWriteSRGB(sRGB); |
| } |
| |
| void PixelProcessor::setColorLogicOpEnabled(bool colorLogicOpEnabled) |
| { |
| context->setColorLogicOpEnabled(colorLogicOpEnabled); |
| } |
| |
| void PixelProcessor::setLogicalOperation(VkLogicOp logicalOperation) |
| { |
| context->setLogicalOperation(logicalOperation); |
| } |
| |
| void PixelProcessor::setDepthBufferEnable(bool depthBufferEnable) |
| { |
| context->setDepthBufferEnable(depthBufferEnable); |
| } |
| |
| void PixelProcessor::setDepthCompare(VkCompareOp depthCompareMode) |
| { |
| context->depthCompareMode = depthCompareMode; |
| } |
| |
| void PixelProcessor::setAlphaCompare(VkCompareOp alphaCompareMode) |
| { |
| context->alphaCompareMode = alphaCompareMode; |
| } |
| |
| void PixelProcessor::setDepthWriteEnable(bool depthWriteEnable) |
| { |
| context->depthWriteEnable = depthWriteEnable; |
| } |
| |
| void PixelProcessor::setAlphaTestEnable(bool alphaTestEnable) |
| { |
| context->alphaTestEnable = alphaTestEnable; |
| } |
| |
| void PixelProcessor::setCullMode(CullMode cullMode, bool frontFacingCCW) |
| { |
| context->cullMode = cullMode; |
| context->frontFacingCCW = frontFacingCCW; |
| } |
| |
| void PixelProcessor::setColorWriteMask(int index, int rgbaMask) |
| { |
| context->setColorWriteMask(index, rgbaMask); |
| } |
| |
| void PixelProcessor::setStencilEnable(bool stencilEnable) |
| { |
| context->stencilEnable = stencilEnable; |
| } |
| |
| void PixelProcessor::setStencilCompare(VkCompareOp stencilCompareMode) |
| { |
| context->stencilCompareMode = stencilCompareMode; |
| } |
| |
| void PixelProcessor::setStencilReference(int stencilReference) |
| { |
| context->stencilReference = stencilReference; |
| stencil.set(stencilReference, context->stencilMask, context->stencilWriteMask); |
| } |
| |
| void PixelProcessor::setStencilReferenceCCW(int stencilReferenceCCW) |
| { |
| context->stencilReferenceCCW = stencilReferenceCCW; |
| stencilCCW.set(stencilReferenceCCW, context->stencilMaskCCW, context->stencilWriteMaskCCW); |
| } |
| |
| void PixelProcessor::setStencilMask(int stencilMask) |
| { |
| context->stencilMask = stencilMask; |
| stencil.set(context->stencilReference, stencilMask, context->stencilWriteMask); |
| } |
| |
| void PixelProcessor::setStencilMaskCCW(int stencilMaskCCW) |
| { |
| context->stencilMaskCCW = stencilMaskCCW; |
| stencilCCW.set(context->stencilReferenceCCW, stencilMaskCCW, context->stencilWriteMaskCCW); |
| } |
| |
| void PixelProcessor::setStencilFailOperation(VkStencilOp stencilFailOperation) |
| { |
| context->stencilFailOperation = stencilFailOperation; |
| } |
| |
| void PixelProcessor::setStencilPassOperation(VkStencilOp stencilPassOperation) |
| { |
| context->stencilPassOperation = stencilPassOperation; |
| } |
| |
| void PixelProcessor::setStencilZFailOperation(VkStencilOp stencilZFailOperation) |
| { |
| context->stencilZFailOperation = stencilZFailOperation; |
| } |
| |
| void PixelProcessor::setStencilWriteMask(int stencilWriteMask) |
| { |
| context->stencilWriteMask = stencilWriteMask; |
| stencil.set(context->stencilReference, context->stencilMask, stencilWriteMask); |
| } |
| |
| void PixelProcessor::setStencilWriteMaskCCW(int stencilWriteMaskCCW) |
| { |
| context->stencilWriteMaskCCW = stencilWriteMaskCCW; |
| stencilCCW.set(context->stencilReferenceCCW, context->stencilMaskCCW, stencilWriteMaskCCW); |
| } |
| |
| void PixelProcessor::setTwoSidedStencil(bool enable) |
| { |
| context->twoSidedStencil = enable; |
| } |
| |
| void PixelProcessor::setStencilCompareCCW(VkCompareOp stencilCompareMode) |
| { |
| context->stencilCompareModeCCW = stencilCompareMode; |
| } |
| |
| void PixelProcessor::setStencilFailOperationCCW(VkStencilOp stencilFailOperation) |
| { |
| context->stencilFailOperationCCW = stencilFailOperation; |
| } |
| |
| void PixelProcessor::setStencilPassOperationCCW(VkStencilOp stencilPassOperation) |
| { |
| context->stencilPassOperationCCW = stencilPassOperation; |
| } |
| |
| void PixelProcessor::setStencilZFailOperationCCW(VkStencilOp stencilZFailOperation) |
| { |
| context->stencilZFailOperationCCW = stencilZFailOperation; |
| } |
| |
| void PixelProcessor::setBlendConstant(const Color<float> &blendConstant) |
| { |
| // FIXME: Compact into generic function // FIXME: Clamp |
| short blendConstantR = iround(65535 * blendConstant.r); |
| short blendConstantG = iround(65535 * blendConstant.g); |
| short blendConstantB = iround(65535 * blendConstant.b); |
| short blendConstantA = iround(65535 * blendConstant.a); |
| |
| factor.blendConstant4W[0][0] = blendConstantR; |
| factor.blendConstant4W[0][1] = blendConstantR; |
| factor.blendConstant4W[0][2] = blendConstantR; |
| factor.blendConstant4W[0][3] = blendConstantR; |
| |
| factor.blendConstant4W[1][0] = blendConstantG; |
| factor.blendConstant4W[1][1] = blendConstantG; |
| factor.blendConstant4W[1][2] = blendConstantG; |
| factor.blendConstant4W[1][3] = blendConstantG; |
| |
| factor.blendConstant4W[2][0] = blendConstantB; |
| factor.blendConstant4W[2][1] = blendConstantB; |
| factor.blendConstant4W[2][2] = blendConstantB; |
| factor.blendConstant4W[2][3] = blendConstantB; |
| |
| factor.blendConstant4W[3][0] = blendConstantA; |
| factor.blendConstant4W[3][1] = blendConstantA; |
| factor.blendConstant4W[3][2] = blendConstantA; |
| factor.blendConstant4W[3][3] = blendConstantA; |
| |
| // FIXME: Compact into generic function // FIXME: Clamp |
| short invBlendConstantR = iround(65535 * (1 - blendConstant.r)); |
| short invBlendConstantG = iround(65535 * (1 - blendConstant.g)); |
| short invBlendConstantB = iround(65535 * (1 - blendConstant.b)); |
| short invBlendConstantA = iround(65535 * (1 - blendConstant.a)); |
| |
| factor.invBlendConstant4W[0][0] = invBlendConstantR; |
| factor.invBlendConstant4W[0][1] = invBlendConstantR; |
| factor.invBlendConstant4W[0][2] = invBlendConstantR; |
| factor.invBlendConstant4W[0][3] = invBlendConstantR; |
| |
| factor.invBlendConstant4W[1][0] = invBlendConstantG; |
| factor.invBlendConstant4W[1][1] = invBlendConstantG; |
| factor.invBlendConstant4W[1][2] = invBlendConstantG; |
| factor.invBlendConstant4W[1][3] = invBlendConstantG; |
| |
| factor.invBlendConstant4W[2][0] = invBlendConstantB; |
| factor.invBlendConstant4W[2][1] = invBlendConstantB; |
| factor.invBlendConstant4W[2][2] = invBlendConstantB; |
| factor.invBlendConstant4W[2][3] = invBlendConstantB; |
| |
| factor.invBlendConstant4W[3][0] = invBlendConstantA; |
| factor.invBlendConstant4W[3][1] = invBlendConstantA; |
| factor.invBlendConstant4W[3][2] = invBlendConstantA; |
| factor.invBlendConstant4W[3][3] = invBlendConstantA; |
| |
| factor.blendConstant4F[0][0] = blendConstant.r; |
| factor.blendConstant4F[0][1] = blendConstant.r; |
| factor.blendConstant4F[0][2] = blendConstant.r; |
| factor.blendConstant4F[0][3] = blendConstant.r; |
| |
| factor.blendConstant4F[1][0] = blendConstant.g; |
| factor.blendConstant4F[1][1] = blendConstant.g; |
| factor.blendConstant4F[1][2] = blendConstant.g; |
| factor.blendConstant4F[1][3] = blendConstant.g; |
| |
| factor.blendConstant4F[2][0] = blendConstant.b; |
| factor.blendConstant4F[2][1] = blendConstant.b; |
| factor.blendConstant4F[2][2] = blendConstant.b; |
| factor.blendConstant4F[2][3] = blendConstant.b; |
| |
| factor.blendConstant4F[3][0] = blendConstant.a; |
| factor.blendConstant4F[3][1] = blendConstant.a; |
| factor.blendConstant4F[3][2] = blendConstant.a; |
| factor.blendConstant4F[3][3] = blendConstant.a; |
| |
| factor.invBlendConstant4F[0][0] = 1 - blendConstant.r; |
| factor.invBlendConstant4F[0][1] = 1 - blendConstant.r; |
| factor.invBlendConstant4F[0][2] = 1 - blendConstant.r; |
| factor.invBlendConstant4F[0][3] = 1 - blendConstant.r; |
| |
| factor.invBlendConstant4F[1][0] = 1 - blendConstant.g; |
| factor.invBlendConstant4F[1][1] = 1 - blendConstant.g; |
| factor.invBlendConstant4F[1][2] = 1 - blendConstant.g; |
| factor.invBlendConstant4F[1][3] = 1 - blendConstant.g; |
| |
| factor.invBlendConstant4F[2][0] = 1 - blendConstant.b; |
| factor.invBlendConstant4F[2][1] = 1 - blendConstant.b; |
| factor.invBlendConstant4F[2][2] = 1 - blendConstant.b; |
| factor.invBlendConstant4F[2][3] = 1 - blendConstant.b; |
| |
| factor.invBlendConstant4F[3][0] = 1 - blendConstant.a; |
| factor.invBlendConstant4F[3][1] = 1 - blendConstant.a; |
| factor.invBlendConstant4F[3][2] = 1 - blendConstant.a; |
| factor.invBlendConstant4F[3][3] = 1 - blendConstant.a; |
| } |
| |
| void PixelProcessor::setAlphaBlendEnable(bool alphaBlendEnable) |
| { |
| context->setAlphaBlendEnable(alphaBlendEnable); |
| } |
| |
| void PixelProcessor::setSourceBlendFactor(VkBlendFactor sourceBlendFactor) |
| { |
| context->setSourceBlendFactor(sourceBlendFactor); |
| } |
| |
| void PixelProcessor::setDestBlendFactor(VkBlendFactor destBlendFactor) |
| { |
| context->setDestBlendFactor(destBlendFactor); |
| } |
| |
| void PixelProcessor::setBlendOperation(VkBlendOp blendOperation) |
| { |
| context->setBlendOperation(blendOperation); |
| } |
| |
| void PixelProcessor::setSeparateAlphaBlendEnable(bool separateAlphaBlendEnable) |
| { |
| context->setSeparateAlphaBlendEnable(separateAlphaBlendEnable); |
| } |
| |
| void PixelProcessor::setSourceBlendFactorAlpha(VkBlendFactor sourceBlendFactorAlpha) |
| { |
| context->setSourceBlendFactorAlpha(sourceBlendFactorAlpha); |
| } |
| |
| void PixelProcessor::setDestBlendFactorAlpha(VkBlendFactor destBlendFactorAlpha) |
| { |
| context->setDestBlendFactorAlpha(destBlendFactorAlpha); |
| } |
| |
| void PixelProcessor::setBlendOperationAlpha(VkBlendOp blendOperationAlpha) |
| { |
| context->setBlendOperationAlpha(blendOperationAlpha); |
| } |
| |
| void PixelProcessor::setAlphaReference(float alphaReference) |
| { |
| context->alphaReference = alphaReference; |
| |
| factor.alphaReference4[0] = (word)iround(alphaReference * 0x1000 / 0xFF); |
| factor.alphaReference4[1] = (word)iround(alphaReference * 0x1000 / 0xFF); |
| factor.alphaReference4[2] = (word)iround(alphaReference * 0x1000 / 0xFF); |
| factor.alphaReference4[3] = (word)iround(alphaReference * 0x1000 / 0xFF); |
| } |
| |
| void PixelProcessor::setPerspectiveCorrection(bool perspectiveEnable) |
| { |
| perspectiveCorrection = perspectiveEnable; |
| } |
| |
| void PixelProcessor::setOcclusionEnabled(bool enable) |
| { |
| context->occlusionEnabled = enable; |
| } |
| |
| void PixelProcessor::setRoutineCacheSize(int cacheSize) |
| { |
| delete routineCache; |
| routineCache = new RoutineCache<State>(clamp(cacheSize, 1, 65536), precachePixel ? "sw-pixel" : 0); |
| } |
| |
| const PixelProcessor::State PixelProcessor::update() const |
| { |
| State state; |
| |
| if(context->pixelShader) |
| { |
| state.shaderID = context->pixelShader->getSerialID(); |
| } |
| else |
| { |
| state.shaderID = 0; |
| } |
| |
| state.depthOverride = context->pixelShader && context->pixelShader->depthOverride(); |
| state.shaderContainsKill = context->pixelShader ? context->pixelShader->containsKill() : false; |
| |
| if(context->alphaTestActive()) |
| { |
| state.alphaCompareMode = context->alphaCompareMode; |
| |
| state.transparencyAntialiasing = context->getMultiSampleCount() > 1 ? transparencyAntialiasing : TRANSPARENCY_NONE; |
| } |
| |
| state.depthWriteEnable = context->depthWriteActive(); |
| |
| if(context->stencilActive()) |
| { |
| state.stencilActive = true; |
| state.stencilCompareMode = context->stencilCompareMode; |
| state.stencilFailOperation = context->stencilFailOperation; |
| state.stencilPassOperation = context->stencilPassOperation; |
| state.stencilZFailOperation = context->stencilZFailOperation; |
| state.noStencilMask = (context->stencilMask == 0xFF); |
| state.noStencilWriteMask = (context->stencilWriteMask == 0xFF); |
| state.stencilWriteMasked = (context->stencilWriteMask == 0x00); |
| |
| state.twoSidedStencil = context->twoSidedStencil; |
| state.stencilCompareModeCCW = context->twoSidedStencil ? context->stencilCompareModeCCW : state.stencilCompareMode; |
| state.stencilFailOperationCCW = context->twoSidedStencil ? context->stencilFailOperationCCW : state.stencilFailOperation; |
| state.stencilPassOperationCCW = context->twoSidedStencil ? context->stencilPassOperationCCW : state.stencilPassOperation; |
| state.stencilZFailOperationCCW = context->twoSidedStencil ? context->stencilZFailOperationCCW : state.stencilZFailOperation; |
| state.noStencilMaskCCW = context->twoSidedStencil ? (context->stencilMaskCCW == 0xFF) : state.noStencilMask; |
| state.noStencilWriteMaskCCW = context->twoSidedStencil ? (context->stencilWriteMaskCCW == 0xFF) : state.noStencilWriteMask; |
| state.stencilWriteMaskedCCW = context->twoSidedStencil ? (context->stencilWriteMaskCCW == 0x00) : state.stencilWriteMasked; |
| } |
| |
| if(context->depthBufferActive()) |
| { |
| state.depthTestActive = true; |
| state.depthCompareMode = context->depthCompareMode; |
| state.quadLayoutDepthBuffer = Surface::hasQuadLayout(context->depthBuffer->getInternalFormat()); |
| } |
| |
| state.occlusionEnabled = context->occlusionEnabled; |
| |
| state.perspective = context->perspectiveActive(); |
| state.depthClamp = (context->depthBias != 0.0f) || (context->slopeDepthBias != 0.0f); |
| |
| if(context->alphaBlendActive()) |
| { |
| state.alphaBlendActive = true; |
| state.sourceBlendFactor = context->sourceBlendFactor(); |
| state.destBlendFactor = context->destBlendFactor(); |
| state.blendOperation = context->blendOperation(); |
| state.sourceBlendFactorAlpha = context->sourceBlendFactorAlpha(); |
| state.destBlendFactorAlpha = context->destBlendFactorAlpha(); |
| state.blendOperationAlpha = context->blendOperationAlpha(); |
| } |
| |
| state.logicalOperation = context->colorLogicOp(); |
| |
| for(int i = 0; i < RENDERTARGETS; i++) |
| { |
| state.colorWriteMask |= context->colorWriteActive(i) << (4 * i); |
| state.targetFormat[i] = context->renderTargetInternalFormat(i); |
| } |
| |
| state.writeSRGB = context->writeSRGB && context->renderTarget[0] && Surface::isSRGBwritable(context->renderTarget[0]->getExternalFormat()); |
| state.multiSample = context->getMultiSampleCount(); |
| state.multiSampleMask = context->multiSampleMask; |
| |
| if(state.multiSample > 1 && context->pixelShader) |
| { |
| state.centroid = context->pixelShader->containsCentroid(); |
| } |
| |
| state.frontFaceCCW = context->frontFacingCCW; |
| |
| |
| for(unsigned int i = 0; i < 16; i++) |
| { |
| if(context->pixelShader) |
| { |
| if(context->pixelShader->usesSampler(i)) |
| { |
| state.sampler[i] = context->sampler[i].samplerState(); |
| } |
| } |
| } |
| |
| const bool point = context->isDrawPoint(); |
| |
| for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++) |
| { |
| for(int component = 0; component < 4; component++) |
| { |
| const Shader::Semantic &semantic = context->pixelShader->getInput(interpolant, component); |
| |
| if(semantic.active()) |
| { |
| bool flat = point; |
| |
| switch(semantic.usage) |
| { |
| case Shader::USAGE_TEXCOORD: flat = false; break; |
| case Shader::USAGE_COLOR: flat = semantic.flat || point; break; |
| } |
| |
| state.interpolant[interpolant].component |= 1 << component; |
| |
| if(flat) |
| { |
| state.interpolant[interpolant].flat |= 1 << component; |
| } |
| } |
| } |
| } |
| |
| if(state.centroid) |
| { |
| for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++) |
| { |
| for(int component = 0; component < 4; component++) |
| { |
| state.interpolant[interpolant].centroid = context->pixelShader->getInput(interpolant, 0).centroid; |
| } |
| } |
| } |
| |
| state.hash = state.computeHash(); |
| |
| return state; |
| } |
| |
| Routine *PixelProcessor::routine(const State &state) |
| { |
| Routine *routine = routineCache->query(state); |
| |
| if(!routine) |
| { |
| const bool integerPipeline = (context->pixelShaderModel() <= 0x0104); |
| QuadRasterizer *generator = new PixelProgram(state, context->pixelShader); |
| generator->generate(); |
| routine = (*generator)(L"PixelRoutine_%0.8X", state.shaderID); |
| delete generator; |
| |
| routineCache->add(state, routine); |
| } |
| |
| return routine; |
| } |
| } |
