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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 GrGLFragmentOnlyProgramBuilder_DEFINED | 8 #ifndef GrGLFragmentOnlyProgramBuilder_DEFINED |
9 #define GrGLFragmentOnlyProgramBuilder_DEFINED | 9 #define GrGLFragmentOnlyProgramBuilder_DEFINED |
10 | 10 |
11 #include "GrGLProgramBuilder.h" | 11 #include "GrGLProgramBuilder.h" |
12 | 12 |
13 class GrGLFragmentOnlyProgramBuilder : public GrGLProgramBuilder { | 13 class GrGLFragmentOnlyProgramBuilder : public GrGLProgramBuilder { |
14 public: | 14 public: |
15 GrGLFragmentOnlyProgramBuilder(GrGpuGL*, const GrGLProgramDesc&); | 15 GrGLFragmentOnlyProgramBuilder(GrGpuGL*, const GrGLProgramDesc&); |
16 | 16 |
17 int addTexCoordSets(int count); | 17 int addTexCoordSets(int count); |
18 | 18 |
19 private: | 19 private: |
20 virtual void createAndEmitEffects(const GrEffectStage* geometryProcessor, | 20 virtual void createAndEmitEffects(const GrGeometryStage* geometryProcessor, |
21 const GrEffectStage* colorStages[], | 21 const GrFragmentStage* colorStages[], |
22 const GrEffectStage* coverageStages[], | 22 const GrFragmentStage* coverageStages[], |
23 GrGLSLExpr4* inputColor, | 23 GrGLSLExpr4* inputColor, |
24 GrGLSLExpr4* inputCoverage) SK_OVERRIDE; | 24 GrGLSLExpr4* inputCoverage) SK_OVERRIDE; |
25 | 25 |
26 GrGLProgramEffects* onCreateAndEmitEffects(const GrEffectStage* effectStages
[], | 26 GrGLProgramEffects* onCreateAndEmitEffects(const GrFragmentStage* effectStag
es[], |
27 int effectCnt, | 27 int effectCnt, |
28 const GrGLProgramDesc::EffectKeyP
rovider&, | 28 const GrGLProgramDesc::EffectKeyP
rovider&, |
29 GrGLSLExpr4* inOutFSColor); | 29 GrGLSLExpr4* inOutFSColor); |
30 | 30 |
31 virtual void emitEffect(const GrEffectStage& stage, | 31 virtual void emitEffect(const GrProcessorStage& stage, |
32 const GrEffectKey& key, | 32 const GrProcessorKey& key, |
33 const char* outColor, | 33 const char* outColor, |
34 const char* inColor, | 34 const char* inColor, |
35 int stageIndex) SK_OVERRIDE; | 35 int stageIndex) SK_OVERRIDE; |
36 | 36 |
37 /** | 37 /** |
38 * Helper for emitEffect(). Allocates texture units from the builder for eac
h transform in an | 38 * Helper for emitEffect(). Allocates texture units from the builder for eac
h transform in an |
39 * effect. The transforms all use adjacent texture units. They either use tw
o or three of the | 39 * effect. The transforms all use adjacent texture units. They either use tw
o or three of the |
40 * coordinates at a given texture unit, depending on if they need perspectiv
e interpolation. | 40 * coordinates at a given texture unit, depending on if they need perspectiv
e interpolation. |
41 * The expressions to access the transformed coords (i.e. 'vec2(gl_TexCoord[
0])') as well as the | 41 * The expressions to access the transformed coords (i.e. 'vec2(gl_TexCoord[
0])') as well as the |
42 * types are appended to the TransformedCoordsArray* object, which is in tur
n passed to the | 42 * types are appended to the TransformedCoordsArray* object, which is in tur
n passed to the |
43 * effect's emitCode() function. | 43 * effect's emitCode() function. |
44 */ | 44 */ |
45 void setupPathTexGen(const GrEffectStage&, GrGLEffect::TransformedCoordsArra
y*); | 45 void setupPathTexGen(const GrProcessorStage&, GrGLProcessor::TransformedCoor
dsArray*); |
46 | 46 |
47 virtual GrGLProgramEffects* getProgramEffects() SK_OVERRIDE { return fProgra
mEffects.get(); } | 47 virtual GrGLProgramEffects* getProgramEffects() SK_OVERRIDE { return fProgra
mEffects.get(); } |
48 | 48 |
49 typedef GrGLProgramDesc::EffectKeyProvider EffectKeyProvider; | 49 typedef GrGLProgramDesc::EffectKeyProvider EffectKeyProvider; |
50 | 50 |
51 SkAutoTDelete<GrGLPathTexGenProgramEffects> fProgramEffects; | 51 SkAutoTDelete<GrGLPathTexGenProgramEffects> fProgramEffects; |
52 | 52 |
53 typedef GrGLProgramBuilder INHERITED; | 53 typedef GrGLProgramBuilder INHERITED; |
54 }; | 54 }; |
55 | 55 |
56 #endif | 56 #endif |
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