| // 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. |
| |
| #ifndef sw_PixelProgram_hpp |
| #define sw_PixelProgram_hpp |
| |
| #include "PixelRoutine.hpp" |
| |
| namespace sw { |
| |
| class PixelProgram : public PixelRoutine |
| { |
| public: |
| PixelProgram( |
| const PixelProcessor::State &state, |
| vk::PipelineLayout const *pipelineLayout, |
| SpirvShader const *spirvShader, |
| const vk::DescriptorSet::Bindings &descriptorSets) |
| : PixelRoutine(state, pipelineLayout, spirvShader, descriptorSets) |
| { |
| } |
| |
| virtual ~PixelProgram() {} |
| |
| protected: |
| virtual void setBuiltins(Int &x, Int &y, Float4 (&z)[4], Float4 &w, Int cMask[4]); |
| virtual void applyShader(Int cMask[4], Int sMask[4], Int zMask[4]); |
| virtual Bool alphaTest(Int cMask[4]); |
| virtual void rasterOperation(Pointer<Byte> cBuffer[4], Int &x, Int sMask[4], Int zMask[4], Int cMask[4]); |
| |
| private: |
| // Color outputs |
| Vector4f c[RENDERTARGETS]; |
| |
| // Raster operations |
| void clampColor(Vector4f oC[RENDERTARGETS]); |
| |
| Int4 maskAny(Int cMask[4]) const; |
| Int4 maskAny(Int cMask[4], Int sMask[4], Int zMask[4]) const; |
| }; |
| |
| } // namespace sw |
| |
| #endif |