| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #ifndef GrGLShaderBuilder_DEFINED | 8 #ifndef GrGLShaderBuilder_DEFINED |
| 9 #define GrGLShaderBuilder_DEFINED | 9 #define GrGLShaderBuilder_DEFINED |
| 10 | 10 |
| 11 #include "gl/GrGLProgramDesc.h" | 11 #include "gl/GrGLProgramDesc.h" |
| 12 #include "gl/GrGLProgramEffects.h" | 12 #include "gl/GrGLProgramEffects.h" |
| 13 #include "gl/GrGLSL.h" | 13 #include "gl/GrGLSL.h" |
| 14 #include "gl/GrGLProgramDataManager.h" | 14 #include "gl/GrGLProgramDataManager.h" |
| 15 #include "GrBackendEffectFactory.h" | 15 #include "GrBackendProcessorFactory.h" |
| 16 #include "GrColor.h" | 16 #include "GrColor.h" |
| 17 #include "GrEffect.h" | 17 #include "GrProcessor.h" |
| 18 #include "SkTypes.h" | 18 #include "SkTypes.h" |
| 19 | 19 |
| 20 #include <stdarg.h> | 20 #include <stdarg.h> |
| 21 | 21 |
| 22 class GrGLContextInfo; | 22 class GrGLContextInfo; |
| 23 class GrEffectStage; | 23 class GrProcessorStage; |
| 24 class GrGLProgramDesc; | 24 class GrGLProgramDesc; |
| 25 class GrGLProgramBuilder; | 25 class GrGLProgramBuilder; |
| 26 class GrGLFullProgramBuilder; | 26 class GrGLFullProgramBuilder; |
| 27 | 27 |
| 28 /** | 28 /** |
| 29 base class for all shaders builders | 29 base class for all shaders builders |
| 30 */ | 30 */ |
| 31 class GrGLShaderBuilder { | 31 class GrGLShaderBuilder { |
| 32 public: | 32 public: |
| 33 typedef GrGLEffect::TransformedCoordsArray TransformedCoordsArray; | 33 typedef GrGLProcessor::TransformedCoordsArray TransformedCoordsArray; |
| 34 typedef GrGLEffect::TextureSampler TextureSampler; | 34 typedef GrGLProcessor::TextureSampler TextureSampler; |
| 35 GrGLShaderBuilder(GrGLProgramBuilder* program); | 35 GrGLShaderBuilder(GrGLProgramBuilder* program); |
| 36 | 36 |
| 37 void addInput(GrGLShaderVar i) { fInputs.push_back(i); } | 37 void addInput(GrGLShaderVar i) { fInputs.push_back(i); } |
| 38 void addOutput(GrGLShaderVar i) { fOutputs.push_back(i); } | 38 void addOutput(GrGLShaderVar i) { fOutputs.push_back(i); } |
| 39 | 39 |
| 40 /* | 40 /* |
| 41 * We put texture lookups in the base class because it is TECHNICALLY possib
le to do texture | 41 * We put texture lookups in the base class because it is TECHNICALLY possib
le to do texture |
| 42 * lookups in any kind of shader. However, for the time being using these c
alls on non-fragment | 42 * lookups in any kind of shader. However, for the time being using these c
alls on non-fragment |
| 43 * shaders will result in a shader compilation error as texture sampler unif
orms are only | 43 * shaders will result in a shader compilation error as texture sampler unif
orms are only |
| 44 * visible to the fragment shader. It would not be hard to change this beha
vior, if someone | 44 * visible to the fragment shader. It would not be hard to change this beha
vior, if someone |
| (...skipping 23 matching lines...) Expand all Loading... |
| 68 void appendTextureLookupAndModulate(const char* modulation, | 68 void appendTextureLookupAndModulate(const char* modulation, |
| 69 const TextureSampler&, | 69 const TextureSampler&, |
| 70 const char* coordName, | 70 const char* coordName, |
| 71 GrSLType coordType = kVec2f_GrSLType); | 71 GrSLType coordType = kVec2f_GrSLType); |
| 72 | 72 |
| 73 /** If texture swizzling is available using tex parameters then it is prefer
red over mangling | 73 /** If texture swizzling is available using tex parameters then it is prefer
red over mangling |
| 74 the generated shader code. This potentially allows greater reuse of cach
ed shaders. */ | 74 the generated shader code. This potentially allows greater reuse of cach
ed shaders. */ |
| 75 static const GrGLenum* GetTexParamSwizzle(GrPixelConfig config, const GrGLCa
ps& caps); | 75 static const GrGLenum* GetTexParamSwizzle(GrPixelConfig config, const GrGLCa
ps& caps); |
| 76 | 76 |
| 77 /** | 77 /** |
| 78 * Called by GrGLEffects to add code to one of the shaders. | 78 * Called by GrGLProcessors to add code to one of the shaders. |
| 79 */ | 79 */ |
| 80 void codeAppendf(const char format[], ...) SK_PRINTF_LIKE(2, 3) { | 80 void codeAppendf(const char format[], ...) SK_PRINTF_LIKE(2, 3) { |
| 81 va_list args; | 81 va_list args; |
| 82 va_start(args, format); | 82 va_start(args, format); |
| 83 fCode.appendVAList(format, args); | 83 fCode.appendVAList(format, args); |
| 84 va_end(args); | 84 va_end(args); |
| 85 } | 85 } |
| 86 | 86 |
| 87 void codeAppend(const char* str) { fCode.append(str); } | 87 void codeAppend(const char* str) { fCode.append(str); } |
| 88 | 88 |
| (...skipping 76 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 165 public: | 165 public: |
| 166 GrGLFullShaderBuilder(GrGLFullProgramBuilder* program); | 166 GrGLFullShaderBuilder(GrGLFullProgramBuilder* program); |
| 167 | 167 |
| 168 GrGLFullProgramBuilder* fullProgramBuilder() { return fFullProgramBuilder; } | 168 GrGLFullProgramBuilder* fullProgramBuilder() { return fFullProgramBuilder; } |
| 169 protected: | 169 protected: |
| 170 GrGLFullProgramBuilder* fFullProgramBuilder; | 170 GrGLFullProgramBuilder* fFullProgramBuilder; |
| 171 private: | 171 private: |
| 172 typedef GrGLShaderBuilder INHERITED; | 172 typedef GrGLShaderBuilder INHERITED; |
| 173 }; | 173 }; |
| 174 #endif | 174 #endif |
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