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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 #include "GrGLProgram.h" | 8 #include "GrGLProgram.h" |
9 | 9 |
10 #include "GrAllocator.h" | 10 #include "GrAllocator.h" |
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24 #define GL_CALL(X) GR_GL_CALL(fGpu->glInterface(), X) | 24 #define GL_CALL(X) GR_GL_CALL(fGpu->glInterface(), X) |
25 #define GL_CALL_RET(R, X) GR_GL_CALL_RET(fGpu->glInterface(), R, X) | 25 #define GL_CALL_RET(R, X) GR_GL_CALL_RET(fGpu->glInterface(), R, X) |
26 | 26 |
27 ////////////////////////////////////////////////////////////////////////////////
/////////////////// | 27 ////////////////////////////////////////////////////////////////////////////////
/////////////////// |
28 | 28 |
29 GrGLProgram::GrGLProgram(GrGLGpu* gpu, | 29 GrGLProgram::GrGLProgram(GrGLGpu* gpu, |
30 const GrProgramDesc& desc, | 30 const GrProgramDesc& desc, |
31 const BuiltinUniformHandles& builtinUniforms, | 31 const BuiltinUniformHandles& builtinUniforms, |
32 GrGLuint programID, | 32 GrGLuint programID, |
33 const UniformInfoArray& uniforms, | 33 const UniformInfoArray& uniforms, |
| 34 const SeparableVaryingInfoArray& separableVaryings, |
34 GrGLInstalledGeoProc* geometryProcessor, | 35 GrGLInstalledGeoProc* geometryProcessor, |
35 GrGLInstalledXferProc* xferProcessor, | 36 GrGLInstalledXferProc* xferProcessor, |
36 GrGLInstalledFragProcs* fragmentProcessors, | 37 GrGLInstalledFragProcs* fragmentProcessors, |
37 SkTArray<UniformHandle>* passSamplerUniforms) | 38 SkTArray<UniformHandle>* passSamplerUniforms) |
38 : fColor(GrColor_ILLEGAL) | 39 : fColor(GrColor_ILLEGAL) |
39 , fCoverage(0) | 40 , fCoverage(0) |
40 , fDstTextureUnit(-1) | 41 , fDstTextureUnit(-1) |
41 , fBuiltinUniformHandles(builtinUniforms) | 42 , fBuiltinUniformHandles(builtinUniforms) |
42 , fProgramID(programID) | 43 , fProgramID(programID) |
43 , fGeometryProcessor(geometryProcessor) | 44 , fGeometryProcessor(geometryProcessor) |
44 , fXferProcessor(xferProcessor) | 45 , fXferProcessor(xferProcessor) |
45 , fFragmentProcessors(SkRef(fragmentProcessors)) | 46 , fFragmentProcessors(SkRef(fragmentProcessors)) |
46 , fDesc(desc) | 47 , fDesc(desc) |
47 , fGpu(gpu) | 48 , fGpu(gpu) |
48 , fProgramDataManager(gpu, uniforms) { | 49 , fProgramDataManager(gpu, programID, uniforms, separableVaryings) { |
49 fSamplerUniforms.swap(passSamplerUniforms); | 50 fSamplerUniforms.swap(passSamplerUniforms); |
50 // Assign texture units to sampler uniforms one time up front. | 51 // Assign texture units to sampler uniforms one time up front. |
51 GL_CALL(UseProgram(fProgramID)); | 52 GL_CALL(UseProgram(fProgramID)); |
52 for (int i = 0; i < fSamplerUniforms.count(); i++) { | 53 for (int i = 0; i < fSamplerUniforms.count(); i++) { |
53 fProgramDataManager.setSampler(fSamplerUniforms[i], i); | 54 fProgramDataManager.setSampler(fSamplerUniforms[i], i); |
54 } | 55 } |
55 } | 56 } |
56 | 57 |
57 GrGLProgram::~GrGLProgram() { | 58 GrGLProgram::~GrGLProgram() { |
58 if (fProgramID) { | 59 if (fProgramID) { |
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88 // we set the textures, and uniforms for installed processors in a generic w
ay, but subclasses | 89 // we set the textures, and uniforms for installed processors in a generic w
ay, but subclasses |
89 // of GLProgram determine how to set coord transforms | 90 // of GLProgram determine how to set coord transforms |
90 fGeometryProcessor->fGLProc->setData(fProgramDataManager, primProc); | 91 fGeometryProcessor->fGLProc->setData(fProgramDataManager, primProc); |
91 append_texture_bindings(fGeometryProcessor.get(), primProc, textureBindings)
; | 92 append_texture_bindings(fGeometryProcessor.get(), primProc, textureBindings)
; |
92 | 93 |
93 this->setFragmentData(primProc, pipeline, textureBindings); | 94 this->setFragmentData(primProc, pipeline, textureBindings); |
94 | 95 |
95 const GrXferProcessor& xp = *pipeline.getXferProcessor(); | 96 const GrXferProcessor& xp = *pipeline.getXferProcessor(); |
96 fXferProcessor->fGLProc->setData(fProgramDataManager, xp); | 97 fXferProcessor->fGLProc->setData(fProgramDataManager, xp); |
97 append_texture_bindings(fXferProcessor.get(), xp, textureBindings); | 98 append_texture_bindings(fXferProcessor.get(), xp, textureBindings); |
98 | |
99 // Some of GrGLProgram subclasses need to update state here | |
100 this->didSetData(); | |
101 } | 99 } |
102 | 100 |
103 void GrGLProgram::setFragmentData(const GrPrimitiveProcessor& primProc, | 101 void GrGLProgram::setFragmentData(const GrPrimitiveProcessor& primProc, |
104 const GrPipeline& pipeline, | 102 const GrPipeline& pipeline, |
105 SkTArray<const GrTextureAccess*>* textureBindi
ngs) { | 103 SkTArray<const GrTextureAccess*>* textureBindi
ngs) { |
106 int numProcessors = fFragmentProcessors->fProcs.count(); | 104 int numProcessors = fFragmentProcessors->fProcs.count(); |
107 for (int i = 0; i < numProcessors; ++i) { | 105 for (int i = 0; i < numProcessors; ++i) { |
108 const GrFragmentProcessor& processor = pipeline.getFragmentProcessor(i); | 106 const GrFragmentProcessor& processor = pipeline.getFragmentProcessor(i); |
109 fFragmentProcessors->fProcs[i]->fGLProc->setData(fProgramDataManager, pr
ocessor); | 107 fFragmentProcessors->fProcs[i]->fGLProc->setData(fProgramDataManager, pr
ocessor); |
110 this->setTransformData(primProc, | 108 this->setTransformData(primProc, |
111 processor, | 109 processor, |
112 i, | 110 i, |
113 fFragmentProcessors->fProcs[i]); | 111 fFragmentProcessors->fProcs[i]); |
114 append_texture_bindings(fFragmentProcessors->fProcs[i], processor, textu
reBindings); | 112 append_texture_bindings(fFragmentProcessors->fProcs[i], processor, textu
reBindings); |
115 } | 113 } |
116 } | 114 } |
117 void GrGLProgram::setTransformData(const GrPrimitiveProcessor& primProc, | 115 void GrGLProgram::setTransformData(const GrPrimitiveProcessor& primProc, |
118 const GrFragmentProcessor& processor, | 116 const GrFragmentProcessor& processor, |
119 int index, | 117 int index, |
120 GrGLInstalledFragProc* ip) { | 118 GrGLInstalledFragProc* ip) { |
121 GrGLGeometryProcessor* gp = | 119 GrGLPrimitiveProcessor* gp = fGeometryProcessor.get()->fGLProc.get(); |
122 static_cast<GrGLGeometryProcessor*>(fGeometryProcessor.get()->fGLPro
c.get()); | |
123 gp->setTransformData(primProc, fProgramDataManager, index, | 120 gp->setTransformData(primProc, fProgramDataManager, index, |
124 processor.coordTransforms()); | 121 processor.coordTransforms()); |
125 } | 122 } |
126 | 123 |
127 void GrGLProgram::setRenderTargetState(const GrPrimitiveProcessor& primProc, | 124 void GrGLProgram::setRenderTargetState(const GrPrimitiveProcessor& primProc, |
128 const GrPipeline& pipeline) { | 125 const GrPipeline& pipeline) { |
129 // Load the RT height uniform if it is needed to y-flip gl_FragCoord. | 126 // Load the RT height uniform if it is needed to y-flip gl_FragCoord. |
130 if (fBuiltinUniformHandles.fRTHeightUni.isValid() && | 127 if (fBuiltinUniformHandles.fRTHeightUni.isValid() && |
131 fRenderTargetState.fRenderTargetSize.fHeight != pipeline.getRenderTarget
()->height()) { | 128 fRenderTargetState.fRenderTargetSize.fHeight != pipeline.getRenderTarget
()->height()) { |
132 fProgramDataManager.set1f(fBuiltinUniformHandles.fRTHeightUni, | 129 fProgramDataManager.set1f(fBuiltinUniformHandles.fRTHeightUni, |
133 SkIntToScalar(pipeline.getRenderTarget()->hei
ght())); | 130 SkIntToScalar(pipeline.getRenderTarget()->hei
ght())); |
134 } | 131 } |
135 | 132 |
136 // call subclasses to set the actual view matrix | 133 // set RT adjustment |
137 this->onSetRenderTargetState(primProc, pipeline); | |
138 } | |
139 | |
140 void GrGLProgram::onSetRenderTargetState(const GrPrimitiveProcessor&, | |
141 const GrPipeline& pipeline) { | |
142 const GrRenderTarget* rt = pipeline.getRenderTarget(); | 134 const GrRenderTarget* rt = pipeline.getRenderTarget(); |
143 SkISize size; | 135 SkISize size; |
144 size.set(rt->width(), rt->height()); | 136 size.set(rt->width(), rt->height()); |
145 if (fRenderTargetState.fRenderTargetOrigin != rt->origin() || | 137 if (!primProc.isPathRendering()) { |
146 fRenderTargetState.fRenderTargetSize != size) { | 138 if (fRenderTargetState.fRenderTargetOrigin != rt->origin() || |
147 fRenderTargetState.fRenderTargetSize = size; | 139 fRenderTargetState.fRenderTargetSize != size) { |
148 fRenderTargetState.fRenderTargetOrigin = rt->origin(); | 140 fRenderTargetState.fRenderTargetSize = size; |
| 141 fRenderTargetState.fRenderTargetOrigin = rt->origin(); |
149 | 142 |
150 GrGLfloat rtAdjustmentVec[4]; | 143 GrGLfloat rtAdjustmentVec[4]; |
151 fRenderTargetState.getRTAdjustmentVec(rtAdjustmentVec); | 144 fRenderTargetState.getRTAdjustmentVec(rtAdjustmentVec); |
152 fProgramDataManager.set4fv(fBuiltinUniformHandles.fRTAdjustmentUni, 1, r
tAdjustmentVec); | 145 fProgramDataManager.set4fv(fBuiltinUniformHandles.fRTAdjustmentUni,
1, rtAdjustmentVec); |
| 146 } |
| 147 } else { |
| 148 SkASSERT(fGpu->glCaps().shaderCaps()->pathRenderingSupport()); |
| 149 const GrPathProcessor& pathProc = primProc.cast<GrPathProcessor>(); |
| 150 fGpu->glPathRendering()->setProjectionMatrix(pathProc.viewMatrix(), |
| 151 size, rt->origin()); |
153 } | 152 } |
154 } | 153 } |
155 | |
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