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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 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 | 8 |
9 #ifndef GrGLProgram_DEFINED | 9 #ifndef GrGLProgram_DEFINED |
10 #define GrGLProgram_DEFINED | 10 #define GrGLProgram_DEFINED |
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55 */ | 55 */ |
56 void overrideBlend(GrBlendCoeff* srcCoeff, GrBlendCoeff* dstCoeff) const; | 56 void overrideBlend(GrBlendCoeff* srcCoeff, GrBlendCoeff* dstCoeff) const; |
57 | 57 |
58 const GrGLProgramDesc& getDesc() { return fDesc; } | 58 const GrGLProgramDesc& getDesc() { return fDesc; } |
59 | 59 |
60 /** | 60 /** |
61 * Gets the GL program ID for this program. | 61 * Gets the GL program ID for this program. |
62 */ | 62 */ |
63 GrGLuint programID() const { return fProgramID; } | 63 GrGLuint programID() const { return fProgramID; } |
64 | 64 |
| 65 bool hasVertexShader() const { return fHasVertexShader; } |
| 66 |
65 /** | 67 /** |
66 * Some GL state that is relevant to programs is not stored per-program. In
particular color | 68 * Some GL state that is relevant to programs is not stored per-program. In
particular color |
67 * and coverage attributes can be global state. This struct is read and upda
ted by | 69 * and coverage attributes can be global state. This struct is read and upda
ted by |
68 * GrGLProgram::setColor and GrGLProgram::setCoverage to allow us to avoid s
etting this state | 70 * GrGLProgram::setColor and GrGLProgram::setCoverage to allow us to avoid s
etting this state |
69 * redundantly. | 71 * redundantly. |
70 */ | 72 */ |
71 struct SharedGLState { | 73 struct SharedGLState { |
72 GrColor fConstAttribColor; | 74 GrColor fConstAttribColor; |
73 int fConstAttribColorIndex; | 75 int fConstAttribColorIndex; |
74 GrColor fConstAttribCoverage; | 76 GrColor fConstAttribCoverage; |
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153 const GrGLProgramDesc& desc, | 155 const GrGLProgramDesc& desc, |
154 const GrEffectStage* colorStages[], | 156 const GrEffectStage* colorStages[], |
155 const GrEffectStage* coverageStages[]); | 157 const GrEffectStage* coverageStages[]); |
156 | 158 |
157 bool succeeded() const { return 0 != fProgramID; } | 159 bool succeeded() const { return 0 != fProgramID; } |
158 | 160 |
159 /** | 161 /** |
160 * This is the heavy initialization routine for building a GLProgram. colorS
tages and | 162 * This is the heavy initialization routine for building a GLProgram. colorS
tages and |
161 * coverageStages correspond to the output of GrGLProgramDesc::Build(). | 163 * coverageStages correspond to the output of GrGLProgramDesc::Build(). |
162 */ | 164 */ |
163 bool genProgram(const GrEffectStage* colorStages[], const GrEffectStage* cov
erageStages[]); | 165 bool genProgram(GrGLShaderBuilder* builder, |
| 166 const GrEffectStage* colorStages[], |
| 167 const GrEffectStage* coverageStages[]); |
164 | 168 |
165 // Sets the texture units for samplers | 169 // Sets the texture units for samplers |
166 void initSamplerUniforms(); | 170 void initSamplerUniforms(); |
167 | 171 |
168 // Helper for setData(). Makes GL calls to specify the initial color when th
ere is not | 172 // Helper for setData(). Makes GL calls to specify the initial color when th
ere is not |
169 // per-vertex colors. | 173 // per-vertex colors. |
170 void setColor(const GrDrawState&, GrColor color, SharedGLState*); | 174 void setColor(const GrDrawState&, GrColor color, SharedGLState*); |
171 | 175 |
172 // Helper for setData(). Makes GL calls to specify the initial coverage when
there is not | 176 // Helper for setData(). Makes GL calls to specify the initial coverage when
there is not |
173 // per-vertex coverages. | 177 // per-vertex coverages. |
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188 | 192 |
189 SkAutoTDelete<GrGLProgramEffects> fColorEffects; | 193 SkAutoTDelete<GrGLProgramEffects> fColorEffects; |
190 SkAutoTDelete<GrGLProgramEffects> fCoverageEffects; | 194 SkAutoTDelete<GrGLProgramEffects> fCoverageEffects; |
191 | 195 |
192 GrGLProgramDesc fDesc; | 196 GrGLProgramDesc fDesc; |
193 GrGpuGL* fGpu; | 197 GrGpuGL* fGpu; |
194 | 198 |
195 GrGLUniformManager fUniformManager; | 199 GrGLUniformManager fUniformManager; |
196 UniformHandles fUniformHandles; | 200 UniformHandles fUniformHandles; |
197 | 201 |
| 202 bool fHasVertexShader; |
| 203 int fNumTexCoordSets; |
| 204 |
198 typedef SkRefCnt INHERITED; | 205 typedef SkRefCnt INHERITED; |
199 }; | 206 }; |
200 | 207 |
201 #endif | 208 #endif |
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