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Side by Side Diff: src/gpu/gl/GrGLProgram.h

Issue 582963002: Solo gp (Closed) Base URL: https://skia.googlesource.com/skia.git@no_peb
Patch Set: fix Created 6 years, 3 months ago
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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
11 11
12 #include "builders/GrGLProgramBuilder.h" 12 #include "builders/GrGLProgramBuilder.h"
13 #include "GrDrawState.h" 13 #include "GrDrawState.h"
14 #include "GrGLContext.h" 14 #include "GrGLContext.h"
15 #include "GrGLProgramDesc.h" 15 #include "GrGLProgramDesc.h"
16 #include "GrGLSL.h" 16 #include "GrGLSL.h"
17 #include "GrGLTexture.h" 17 #include "GrGLTexture.h"
18 #include "GrGLProgramDataManager.h" 18 #include "GrGLProgramDataManager.h"
19 19
20 #include "SkString.h" 20 #include "SkString.h"
21 #include "SkXfermode.h" 21 #include "SkXfermode.h"
22 22
23 class GrGLEffect; 23 class GrGLProcessor;
24 class GrGLProgramEffects; 24 class GrGLProgramEffects;
25 class GrGLProgramBuilder; 25 class GrGLProgramBuilder;
26 26
27 /** 27 /**
28 * This class manages a GPU program and records per-program information. 28 * This class manages a GPU program and records per-program information.
29 * We can specify the attribute locations so that they are constant 29 * We can specify the attribute locations so that they are constant
30 * across our shaders. But the driver determines the uniform locations 30 * across our shaders. But the driver determines the uniform locations
31 * at link time. We don't need to remember the sampler uniform location 31 * at link time. We don't need to remember the sampler uniform location
32 * because we will bind a texture slot to it and never change it 32 * because we will bind a texture slot to it and never change it
33 * Uniforms are program-local so we can't rely on fHWState to hold the 33 * Uniforms are program-local so we can't rely on fHWState to hold the
34 * previous uniform state after a program change. 34 * previous uniform state after a program change.
35 */ 35 */
36 class GrGLProgram : public SkRefCnt { 36 class GrGLProgram : public SkRefCnt {
37 public: 37 public:
38 SK_DECLARE_INST_COUNT(GrGLProgram) 38 SK_DECLARE_INST_COUNT(GrGLProgram)
39 39
40 typedef GrGLProgramBuilder::BuiltinUniformHandles BuiltinUniformHandles; 40 typedef GrGLProgramBuilder::BuiltinUniformHandles BuiltinUniformHandles;
41 41
42 static GrGLProgram* Create(GrGpuGL* gpu, 42 static GrGLProgram* Create(GrGpuGL* gpu,
43 const GrGLProgramDesc& desc, 43 const GrGLProgramDesc& desc,
44 const GrEffectStage* geometryProcessor, 44 const GrGeometryStage* geometryProcessor,
45 const GrEffectStage* colorStages[], 45 const GrFragmentStage* colorStages[],
46 const GrEffectStage* coverageStages[]); 46 const GrFragmentStage* coverageStages[]);
47 47
48 virtual ~GrGLProgram(); 48 virtual ~GrGLProgram();
49 49
50 /** 50 /**
51 * Call to abandon GL objects owned by this program. 51 * Call to abandon GL objects owned by this program.
52 */ 52 */
53 void abandon(); 53 void abandon();
54 54
55 /** 55 /**
56 * The shader may modify the blend coefficients. Params are in/out. 56 * The shader may modify the blend coefficients. Params are in/out.
(...skipping 88 matching lines...) Expand 10 before | Expand all | Expand 10 after
145 destVec[2] = -2.f / fRenderTargetSize.fHeight; 145 destVec[2] = -2.f / fRenderTargetSize.fHeight;
146 destVec[3] = 1.f; 146 destVec[3] = 1.f;
147 } else { 147 } else {
148 destVec[2] = 2.f / fRenderTargetSize.fHeight; 148 destVec[2] = 2.f / fRenderTargetSize.fHeight;
149 destVec[3] = -1.f; 149 destVec[3] = -1.f;
150 } 150 }
151 } 151 }
152 }; 152 };
153 153
154 /** 154 /**
155 * This function uploads uniforms and calls each GrGLEffect's setData. It is called before a 155 * This function uploads uniforms and calls each GrGLProcessor's setData. It is called before a
156 * draw occurs using the program after the program has already been bound. I t also uses the 156 * draw occurs using the program after the program has already been bound. I t also uses the
157 * GrGpuGL object to bind the textures required by the GrGLEffects. The colo r and coverage 157 * GrGpuGL object to bind the textures required by the GrGLProcessors. The c olor and coverage
158 * stages come from GrGLProgramDesc::Build(). 158 * stages come from GrGLProgramDesc::Build().
159 */ 159 */
160 void setData(const GrOptDrawState&, 160 void setData(const GrOptDrawState&,
161 GrGpu::DrawType, 161 GrGpu::DrawType,
162 const GrEffectStage* geometryProcessor, 162 const GrGeometryStage* geometryProcessor,
163 const GrEffectStage* colorStages[], 163 const GrFragmentStage* colorStages[],
164 const GrEffectStage* coverageStages[], 164 const GrFragmentStage* coverageStages[],
165 const GrDeviceCoordTexture* dstCopy, // can be NULL 165 const GrDeviceCoordTexture* dstCopy, // can be NULL
166 SharedGLState*); 166 SharedGLState*);
167 167
168 private: 168 private:
169 typedef GrGLProgramDataManager::UniformHandle UniformHandle; 169 typedef GrGLProgramDataManager::UniformHandle UniformHandle;
170 170
171 GrGLProgram(GrGpuGL*, 171 GrGLProgram(GrGpuGL*,
172 const GrGLProgramDesc&, 172 const GrGLProgramDesc&,
173 const GrGLProgramBuilder&); 173 const GrGLProgramBuilder&);
174 174
(...skipping 27 matching lines...) Expand all
202 202
203 GrGLProgramDesc fDesc; 203 GrGLProgramDesc fDesc;
204 GrGpuGL* fGpu; 204 GrGpuGL* fGpu;
205 205
206 GrGLProgramDataManager fProgramDataManager; 206 GrGLProgramDataManager fProgramDataManager;
207 207
208 typedef SkRefCnt INHERITED; 208 typedef SkRefCnt INHERITED;
209 }; 209 };
210 210
211 #endif 211 #endif
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