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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 GrGLVertexShader_DEFINED | 8 #ifndef GrGLVertexShader_DEFINED |
9 #define GrGLVertexShader_DEFINED | 9 #define GrGLVertexShader_DEFINED |
10 #include "GrGLShaderBuilder.h" | 10 #include "GrGLShaderBuilder.h" |
11 | 11 |
12 class GrGLProgramBuilder; | 12 class GrGLProgramBuilder; |
13 | 13 |
14 class GrGLVertexShaderBuilder : public GrGLFullShaderBuilder { | 14 class GrGLVertexShaderBuilder : public GrGLFullShaderBuilder { |
15 public: | 15 public: |
16 GrGLVertexShaderBuilder(GrGLFullProgramBuilder* program); | 16 GrGLVertexShaderBuilder(GrGLFullProgramBuilder* program); |
17 | 17 |
18 /* | 18 /* |
19 * this call is only for GrGLProgramEffects' internal use | 19 * this call is only for GrGLProgramEffects' internal use |
20 */ | 20 */ |
21 void emitAttributes(const GrEffectStage& stage); | 21 void emitAttributes(const GrGeometryProcessor& gp); |
22 | 22 |
23 /** | 23 /** |
24 * Are explicit local coordinates provided as input to the vertex shader. | 24 * Are explicit local coordinates provided as input to the vertex shader. |
25 */ | 25 */ |
26 bool hasExplicitLocalCoords() const { return (fLocalCoordsVar != fPositionVa
r); } | 26 bool hasExplicitLocalCoords() const { return (fLocalCoordsVar != fPositionVa
r); } |
27 | 27 |
28 const SkString* getEffectAttributeName(int attributeIndex) const; | 28 const SkString* getEffectAttributeName(int attributeIndex) const; |
29 | 29 |
30 /** Returns a vertex attribute that represents the local coords in the VS. T
his may be the same | 30 /** Returns a vertex attribute that represents the local coords in the VS. T
his may be the same |
31 as positionAttribute() or it may not be. It depends upon whether the ren
dering code | 31 as positionAttribute() or it may not be. It depends upon whether the ren
dering code |
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70 GrGLShaderVar* fPositionVar; | 70 GrGLShaderVar* fPositionVar; |
71 GrGLShaderVar* fLocalCoordsVar; | 71 GrGLShaderVar* fLocalCoordsVar; |
72 int fEffectAttribOffset; | 72 int fEffectAttribOffset; |
73 | 73 |
74 friend class GrGLFullProgramBuilder; | 74 friend class GrGLFullProgramBuilder; |
75 | 75 |
76 typedef GrGLFullShaderBuilder INHERITED; | 76 typedef GrGLFullShaderBuilder INHERITED; |
77 }; | 77 }; |
78 | 78 |
79 #endif | 79 #endif |
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