| // 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_VertexProgram_hpp |
| #define sw_VertexProgram_hpp |
| |
| #include "VertexRoutine.hpp" |
| #include "ShaderCore.hpp" |
| |
| #include "SamplerCore.hpp" |
| #include "Renderer/Stream.hpp" |
| #include "Common/Types.hpp" |
| |
| namespace sw |
| { |
| struct Stream; |
| class VertexShader; |
| |
| class VertexProgram : public VertexRoutine, public ShaderCore |
| { |
| public: |
| VertexProgram(const VertexProcessor::State &state, const VertexShader *vertexShader); |
| |
| virtual ~VertexProgram(); |
| |
| private: |
| const VertexShader *const shader; |
| |
| RegisterArray<NUM_TEMPORARY_REGISTERS> r; // Temporary registers |
| Vector4f a0; |
| Array<Int, 4> aL; |
| Vector4f p0; |
| |
| Array<Int, 4> increment; |
| Array<Int, 4> iteration; |
| |
| Int loopDepth; |
| Int stackIndex; // FIXME: Inc/decrement callStack |
| Array<UInt, 16> callStack; |
| |
| Int enableIndex; |
| Array<Int4, 1 + 24> enableStack; |
| Int4 enableBreak; |
| Int4 enableContinue; |
| Int4 enableLeave; |
| |
| Int instanceID; |
| Int4 vertexID; |
| |
| typedef Shader::DestinationParameter Dst; |
| typedef Shader::SourceParameter Src; |
| typedef Shader::Control Control; |
| typedef Shader::Usage Usage; |
| |
| void pipeline(UInt &index) override; |
| void program(UInt &index); |
| void passThrough(); |
| |
| Vector4f fetchRegister(const Src &src, unsigned int offset = 0); |
| Vector4f readConstant(const Src &src, unsigned int offset = 0); |
| RValue<Pointer<Byte>> uniformAddress(int bufferIndex, unsigned int index); |
| RValue<Pointer<Byte>> uniformAddress(int bufferIndex, unsigned int index, Int &offset); |
| Int relativeAddress(const Shader::Relative &rel, int bufferIndex = -1); |
| Int4 dynamicAddress(const Shader::Relative &rel); |
| Int4 enableMask(const Shader::Instruction *instruction); |
| |
| void M3X2(Vector4f &dst, Vector4f &src0, Src &src1); |
| void M3X3(Vector4f &dst, Vector4f &src0, Src &src1); |
| void M3X4(Vector4f &dst, Vector4f &src0, Src &src1); |
| void M4X3(Vector4f &dst, Vector4f &src0, Src &src1); |
| void M4X4(Vector4f &dst, Vector4f &src0, Src &src1); |
| void BREAK(); |
| void BREAKC(Vector4f &src0, Vector4f &src1, Control); |
| void BREAKP(const Src &predicateRegister); |
| void BREAK(Int4 &condition); |
| void CONTINUE(); |
| void TEST(); |
| void CALL(int labelIndex, int callSiteIndex); |
| void CALLNZ(int labelIndex, int callSiteIndex, const Src &src); |
| void CALLNZb(int labelIndex, int callSiteIndex, const Src &boolRegister); |
| void CALLNZp(int labelIndex, int callSiteIndex, const Src &predicateRegister); |
| void ELSE(); |
| void ENDIF(); |
| void ENDLOOP(); |
| void ENDREP(); |
| void ENDWHILE(); |
| void ENDSWITCH(); |
| void IF(const Src &src); |
| void IFb(const Src &boolRegister); |
| void IFp(const Src &predicateRegister); |
| void IFC(Vector4f &src0, Vector4f &src1, Control); |
| void IF(Int4 &condition); |
| void LABEL(int labelIndex); |
| void LOOP(const Src &integerRegister); |
| void REP(const Src &integerRegister); |
| void WHILE(const Src &temporaryRegister); |
| void SWITCH(); |
| void RET(); |
| void LEAVE(); |
| void TEX(Vector4f &dst, Vector4f &src, const Src&); |
| void TEXOFFSET(Vector4f &dst, Vector4f &src, const Src&, Vector4f &offset); |
| void TEXLOD(Vector4f &dst, Vector4f &src, const Src&, Float4 &lod); |
| void TEXLODOFFSET(Vector4f &dst, Vector4f &src, const Src&, Vector4f &offset, Float4 &lod); |
| void TEXELFETCH(Vector4f &dst, Vector4f &src, const Src&, Float4 &lod); |
| void TEXELFETCHOFFSET(Vector4f &dst, Vector4f &src, const Src&, Vector4f &offset, Float4 &lod); |
| void TEXGRAD(Vector4f &dst, Vector4f &src, const Src&, Vector4f &dsx, Vector4f &dsy); |
| void TEXGRADOFFSET(Vector4f &dst, Vector4f &src, const Src&, Vector4f &dsx, Vector4f &dsy, Vector4f &offset); |
| void TEXSIZE(Vector4f &dst, Float4 &lod, const Src&); |
| |
| Vector4f sampleTexture(const Src &s, Vector4f &uvwq, Float4 &lod, Vector4f &dsx, Vector4f &dsy, Vector4f &offset, SamplerFunction function); |
| Vector4f sampleTexture(int sampler, Vector4f &uvwq, Float4 &lod, Vector4f &dsx, Vector4f &dsy, Vector4f &offset, SamplerFunction function); |
| |
| int ifDepth; |
| int loopRepDepth; |
| int currentLabel; |
| |
| BasicBlock *ifFalseBlock[24 + 24]; |
| BasicBlock *loopRepTestBlock[4]; |
| BasicBlock *loopRepEndBlock[4]; |
| BasicBlock *labelBlock[2048]; |
| std::vector<BasicBlock*> callRetBlock[2048]; |
| BasicBlock *returnBlock; |
| bool isConditionalIf[24 + 24]; |
| std::vector<Int4> restoreContinue; |
| }; |
| } |
| |
| #endif // sw_VertexProgram_hpp |