| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2012 The Android Open Source Project | 2 * Copyright 2012 The Android Open Source Project |
| 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 "SkBitmap.h" | 8 #include "SkBitmap.h" |
| 9 #include "SkMagnifierImageFilter.h" | 9 #include "SkMagnifierImageFilter.h" |
| 10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
| (...skipping 77 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 88 typedef GrSingleTextureEffect INHERITED; | 88 typedef GrSingleTextureEffect INHERITED; |
| 89 }; | 89 }; |
| 90 | 90 |
| 91 // For brevity | 91 // For brevity |
| 92 typedef GrGLProgramDataManager::UniformHandle UniformHandle; | 92 typedef GrGLProgramDataManager::UniformHandle UniformHandle; |
| 93 | 93 |
| 94 class GrGLMagnifierEffect : public GrGLFragmentProcessor { | 94 class GrGLMagnifierEffect : public GrGLFragmentProcessor { |
| 95 public: | 95 public: |
| 96 GrGLMagnifierEffect(const GrBackendProcessorFactory&, const GrProcessor&); | 96 GrGLMagnifierEffect(const GrBackendProcessorFactory&, const GrProcessor&); |
| 97 | 97 |
| 98 virtual void emitCode(GrGLProgramBuilder*, | 98 virtual void emitCode(GrGLFPBuilder*, |
| 99 const GrFragmentProcessor&, | 99 const GrFragmentProcessor&, |
| 100 const GrProcessorKey&, | 100 const GrProcessorKey&, |
| 101 const char* outputColor, | 101 const char* outputColor, |
| 102 const char* inputColor, | 102 const char* inputColor, |
| 103 const TransformedCoordsArray&, | 103 const TransformedCoordsArray&, |
| 104 const TextureSamplerArray&) SK_OVERRIDE; | 104 const TextureSamplerArray&) SK_OVERRIDE; |
| 105 | 105 |
| 106 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; | 106 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; |
| 107 | 107 |
| 108 private: | 108 private: |
| 109 UniformHandle fOffsetVar; | 109 UniformHandle fOffsetVar; |
| 110 UniformHandle fInvZoomVar; | 110 UniformHandle fInvZoomVar; |
| 111 UniformHandle fInvInsetVar; | 111 UniformHandle fInvInsetVar; |
| 112 | 112 |
| 113 typedef GrGLFragmentProcessor INHERITED; | 113 typedef GrGLFragmentProcessor INHERITED; |
| 114 }; | 114 }; |
| 115 | 115 |
| 116 GrGLMagnifierEffect::GrGLMagnifierEffect(const GrBackendProcessorFactory& factor
y, | 116 GrGLMagnifierEffect::GrGLMagnifierEffect(const GrBackendProcessorFactory& factor
y, |
| 117 const GrProcessor&) | 117 const GrProcessor&) |
| 118 : INHERITED(factory) { | 118 : INHERITED(factory) { |
| 119 } | 119 } |
| 120 | 120 |
| 121 void GrGLMagnifierEffect::emitCode(GrGLProgramBuilder* builder, | 121 void GrGLMagnifierEffect::emitCode(GrGLFPBuilder* builder, |
| 122 const GrFragmentProcessor&, | 122 const GrFragmentProcessor&, |
| 123 const GrProcessorKey& key, | 123 const GrProcessorKey& key, |
| 124 const char* outputColor, | 124 const char* outputColor, |
| 125 const char* inputColor, | 125 const char* inputColor, |
| 126 const TransformedCoordsArray& coords, | 126 const TransformedCoordsArray& coords, |
| 127 const TextureSamplerArray& samplers) { | 127 const TextureSamplerArray& samplers) { |
| 128 fOffsetVar = builder->addUniform( | 128 fOffsetVar = builder->addUniform( |
| 129 GrGLProgramBuilder::kFragment_Visibility | | 129 GrGLProgramBuilder::kFragment_Visibility | |
| 130 GrGLProgramBuilder::kVertex_Visibility, | 130 GrGLProgramBuilder::kVertex_Visibility, |
| 131 kVec2f_GrSLType, "Offset"); | 131 kVec2f_GrSLType, "Offset"); |
| 132 fInvZoomVar = builder->addUniform( | 132 fInvZoomVar = builder->addUniform( |
| 133 GrGLProgramBuilder::kFragment_Visibility | | 133 GrGLProgramBuilder::kFragment_Visibility | |
| 134 GrGLProgramBuilder::kVertex_Visibility, | 134 GrGLProgramBuilder::kVertex_Visibility, |
| 135 kVec2f_GrSLType, "InvZoom"); | 135 kVec2f_GrSLType, "InvZoom"); |
| 136 fInvInsetVar = builder->addUniform( | 136 fInvInsetVar = builder->addUniform( |
| 137 GrGLProgramBuilder::kFragment_Visibility | | 137 GrGLProgramBuilder::kFragment_Visibility | |
| 138 GrGLProgramBuilder::kVertex_Visibility, | 138 GrGLProgramBuilder::kVertex_Visibility, |
| 139 kVec2f_GrSLType, "InvInset"); | 139 kVec2f_GrSLType, "InvInset"); |
| 140 | 140 |
| 141 GrGLFragmentShaderBuilder* fsBuilder = builder->getFragmentShaderBuilder(); | 141 GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder(); |
| 142 SkString coords2D = fsBuilder->ensureFSCoords2D(coords, 0); | 142 SkString coords2D = fsBuilder->ensureFSCoords2D(coords, 0); |
| 143 fsBuilder->codeAppendf("\t\tvec2 coord = %s;\n", coords2D.c_str()); | 143 fsBuilder->codeAppendf("\t\tvec2 coord = %s;\n", coords2D.c_str()); |
| 144 fsBuilder->codeAppendf("\t\tvec2 zoom_coord = %s + %s * %s;\n", | 144 fsBuilder->codeAppendf("\t\tvec2 zoom_coord = %s + %s * %s;\n", |
| 145 builder->getUniformCStr(fOffsetVar), | 145 builder->getUniformCStr(fOffsetVar), |
| 146 coords2D.c_str(), | 146 coords2D.c_str(), |
| 147 builder->getUniformCStr(fInvZoomVar)); | 147 builder->getUniformCStr(fInvZoomVar)); |
| 148 | 148 |
| 149 fsBuilder->codeAppend("\t\tvec2 delta = min(coord, vec2(1.0, 1.0) - coord);\
n"); | 149 fsBuilder->codeAppend("\t\tvec2 delta = min(coord, vec2(1.0, 1.0) - coord);\
n"); |
| 150 | 150 |
| 151 fsBuilder->codeAppendf("\t\tdelta = delta * %s;\n", builder->getUniformCStr(
fInvInsetVar)); | 151 fsBuilder->codeAppendf("\t\tdelta = delta * %s;\n", builder->getUniformCStr(
fInvInsetVar)); |
| (...skipping 214 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 366 | 366 |
| 367 int x_val = SkPin32(SkScalarFloorToInt(x_interp), 0, width - 1); | 367 int x_val = SkPin32(SkScalarFloorToInt(x_interp), 0, width - 1); |
| 368 int y_val = SkPin32(SkScalarFloorToInt(y_interp), 0, height - 1); | 368 int y_val = SkPin32(SkScalarFloorToInt(y_interp), 0, height - 1); |
| 369 | 369 |
| 370 *dptr = sptr[y_val * width + x_val]; | 370 *dptr = sptr[y_val * width + x_val]; |
| 371 dptr++; | 371 dptr++; |
| 372 } | 372 } |
| 373 } | 373 } |
| 374 return true; | 374 return true; |
| 375 } | 375 } |
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