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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 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 GrGLUniformHandler_DEFINED | 8 #ifndef GrGLUniformHandler_DEFINED |
9 #define GrGLUniformHandler_DEFINED | 9 #define GrGLUniformHandler_DEFINED |
10 | 10 |
11 #include "glsl/GrGLSLUniformHandler.h" | 11 #include "glsl/GrGLSLUniformHandler.h" |
12 | 12 |
13 #include "gl/GrGLProgramDataManager.h" | 13 #include "gl/GrGLProgramDataManager.h" |
14 #include "gl/GrGLSampler.h" | |
15 | 14 |
16 class GrGLCaps; | 15 class GrGLCaps; |
17 | 16 |
18 class GrGLUniformHandler : public GrGLSLUniformHandler { | 17 class GrGLUniformHandler : public GrGLSLUniformHandler { |
19 public: | 18 public: |
20 static const int kUniformsPerBlock = 8; | 19 static const int kUniformsPerBlock = 8; |
21 | 20 |
22 const GrGLSLShaderVar& getUniformVariable(UniformHandle u) const override { | 21 const GrGLSLShaderVar& getUniformVariable(UniformHandle u) const override { |
23 return fUniforms[u.toIndex()].fVariable; | 22 return fUniforms[u.toIndex()].fVariable; |
24 } | 23 } |
25 | 24 |
26 const char* getUniformCStr(UniformHandle u) const override { | 25 const char* getUniformCStr(UniformHandle u) const override { |
27 return this->getUniformVariable(u).c_str(); | 26 return this->getUniformVariable(u).c_str(); |
28 } | 27 } |
29 private: | 28 private: |
30 explicit GrGLUniformHandler(GrGLSLProgramBuilder* program) | 29 explicit GrGLUniformHandler(GrGLSLProgramBuilder* program) |
31 : INHERITED(program) | 30 : INHERITED(program) |
32 , fUniforms(kUniformsPerBlock) {} | 31 , fUniforms(kUniformsPerBlock) {} |
33 | 32 |
34 UniformHandle internalAddUniformArray(uint32_t visibility, | 33 UniformHandle internalAddUniformArray(uint32_t visibility, |
35 GrSLType type, | 34 GrSLType type, |
36 GrSLPrecision precision, | 35 GrSLPrecision precision, |
37 const char* name, | 36 const char* name, |
38 bool mangleName, | 37 bool mangleName, |
39 int arrayCount, | 38 int arrayCount, |
40 const char** outName) override; | 39 const char** outName) override; |
41 | 40 |
42 SamplerHandle internalAddSampler(uint32_t visibility, | |
43 GrPixelConfig config, | |
44 GrSLType type, | |
45 GrSLPrecision precision, | |
46 const char* name) override; | |
47 | |
48 int numSamplers() const override { return fSamplers.count(); } | |
49 const GrGLSLSampler& getSampler(SamplerHandle handle) const override { | |
50 return fSamplers[handle.toIndex()]; | |
51 } | |
52 | |
53 void appendUniformDecls(GrShaderFlags visibility, SkString*) const override; | 41 void appendUniformDecls(GrShaderFlags visibility, SkString*) const override; |
54 | 42 |
55 // Manually set uniform locations for all our uniforms. | 43 // Manually set uniform locations for all our uniforms. |
56 void bindUniformLocations(GrGLuint programID, const GrGLCaps& caps); | 44 void bindUniformLocations(GrGLuint programID, const GrGLCaps& caps); |
57 | 45 |
58 // Updates the loction of the Uniforms if we cannot bind uniform locations m
anually | 46 // Updates the loction of the Uniforms if we cannot bind uniform locations m
anually |
59 void getUniformLocations(GrGLuint programID, const GrGLCaps& caps); | 47 void getUniformLocations(GrGLuint programID, const GrGLCaps& caps); |
60 | 48 |
61 const GrGLGpu* glGpu() const; | 49 const GrGLGpu* glGpu() const; |
62 | 50 |
63 typedef GrGLProgramDataManager::UniformInfo UniformInfo; | 51 typedef GrGLProgramDataManager::UniformInfo UniformInfo; |
64 typedef GrGLProgramDataManager::UniformInfoArray UniformInfoArray; | 52 typedef GrGLProgramDataManager::UniformInfoArray UniformInfoArray; |
65 | 53 |
66 UniformInfoArray fUniforms; | 54 UniformInfoArray fUniforms; |
67 | 55 |
68 SkTArray<GrGLSampler> fSamplers; | |
69 | |
70 friend class GrGLProgramBuilder; | 56 friend class GrGLProgramBuilder; |
71 | 57 |
72 typedef GrGLSLUniformHandler INHERITED; | 58 typedef GrGLSLUniformHandler INHERITED; |
73 }; | 59 }; |
74 | 60 |
75 #endif | 61 #endif |
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