OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 "SkAlphaThresholdFilter.h" | 8 #include "SkAlphaThresholdFilter.h" |
9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
10 #include "SkReadBuffer.h" | 10 #include "SkReadBuffer.h" |
(...skipping 100 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
111 GrCoordTransform fImageCoordTransform; | 111 GrCoordTransform fImageCoordTransform; |
112 GrTextureAccess fImageTextureAccess; | 112 GrTextureAccess fImageTextureAccess; |
113 GrCoordTransform fMaskCoordTransform; | 113 GrCoordTransform fMaskCoordTransform; |
114 GrTextureAccess fMaskTextureAccess; | 114 GrTextureAccess fMaskTextureAccess; |
115 | 115 |
116 typedef GrEffect INHERITED; | 116 typedef GrEffect INHERITED; |
117 }; | 117 }; |
118 | 118 |
119 class GrGLAlphaThresholdEffect : public GrGLEffect { | 119 class GrGLAlphaThresholdEffect : public GrGLEffect { |
120 public: | 120 public: |
121 GrGLAlphaThresholdEffect(const GrBackendEffectFactory&, const GrDrawEffect&)
; | 121 GrGLAlphaThresholdEffect(const GrBackendEffectFactory&, const GrEffect&); |
122 | 122 |
123 virtual void emitCode(GrGLProgramBuilder*, | 123 virtual void emitCode(GrGLProgramBuilder*, |
124 const GrDrawEffect&, | 124 const GrEffect&, |
125 const GrEffectKey&, | 125 const GrEffectKey&, |
126 const char* outputColor, | 126 const char* outputColor, |
127 const char* inputColor, | 127 const char* inputColor, |
128 const TransformedCoordsArray&, | 128 const TransformedCoordsArray&, |
129 const TextureSamplerArray&) SK_OVERRIDE; | 129 const TextureSamplerArray&) SK_OVERRIDE; |
130 | 130 |
131 virtual void setData(const GrGLProgramDataManager&, const GrDrawEffect&) SK_
OVERRIDE; | 131 virtual void setData(const GrGLProgramDataManager&, const GrEffect&) SK_OVER
RIDE; |
132 | 132 |
133 private: | 133 private: |
134 | 134 |
135 GrGLProgramDataManager::UniformHandle fInnerThresholdVar; | 135 GrGLProgramDataManager::UniformHandle fInnerThresholdVar; |
136 GrGLProgramDataManager::UniformHandle fOuterThresholdVar; | 136 GrGLProgramDataManager::UniformHandle fOuterThresholdVar; |
137 | 137 |
138 typedef GrGLEffect INHERITED; | 138 typedef GrGLEffect INHERITED; |
139 }; | 139 }; |
140 | 140 |
141 GrGLAlphaThresholdEffect::GrGLAlphaThresholdEffect(const GrBackendEffectFactory&
factory, const GrDrawEffect&) | 141 GrGLAlphaThresholdEffect::GrGLAlphaThresholdEffect(const GrBackendEffectFactory&
factory, |
| 142 const GrEffect&) |
142 : INHERITED(factory) { | 143 : INHERITED(factory) { |
143 } | 144 } |
144 | 145 |
145 void GrGLAlphaThresholdEffect::emitCode(GrGLProgramBuilder* builder, | 146 void GrGLAlphaThresholdEffect::emitCode(GrGLProgramBuilder* builder, |
146 const GrDrawEffect&, | 147 const GrEffect&, |
147 const GrEffectKey& key, | 148 const GrEffectKey& key, |
148 const char* outputColor, | 149 const char* outputColor, |
149 const char* inputColor, | 150 const char* inputColor, |
150 const TransformedCoordsArray& coords, | 151 const TransformedCoordsArray& coords, |
151 const TextureSamplerArray& samplers) { | 152 const TextureSamplerArray& samplers) { |
152 fInnerThresholdVar = builder->addUniform( | 153 fInnerThresholdVar = builder->addUniform( |
153 GrGLProgramBuilder::kFragment_Visibility, | 154 GrGLProgramBuilder::kFragment_Visibility, |
154 kFloat_GrSLType, "inner_threshold"); | 155 kFloat_GrSLType, "inner_threshold"); |
155 fOuterThresholdVar = builder->addUniform( | 156 fOuterThresholdVar = builder->addUniform( |
156 GrGLProgramBuilder::kFragment_Visibility, | 157 GrGLProgramBuilder::kFragment_Visibility, |
(...skipping 29 matching lines...) Expand all Loading... |
186 "\t\t\tfloat scale = inner_thresh / max(0.001, color.a
);\n" | 187 "\t\t\tfloat scale = inner_thresh / max(0.001, color.a
);\n" |
187 "\t\t\tcolor.rgb *= scale;\n" | 188 "\t\t\tcolor.rgb *= scale;\n" |
188 "\t\t\tcolor.a = inner_thresh;\n" | 189 "\t\t\tcolor.a = inner_thresh;\n" |
189 "\t\t}\n"); | 190 "\t\t}\n"); |
190 | 191 |
191 fsBuilder->codeAppendf("%s = %s;\n", outputColor, | 192 fsBuilder->codeAppendf("%s = %s;\n", outputColor, |
192 (GrGLSLExpr4(inputColor) * GrGLSLExpr4("color")).c_st
r()); | 193 (GrGLSLExpr4(inputColor) * GrGLSLExpr4("color")).c_st
r()); |
193 } | 194 } |
194 | 195 |
195 void GrGLAlphaThresholdEffect::setData(const GrGLProgramDataManager& pdman, | 196 void GrGLAlphaThresholdEffect::setData(const GrGLProgramDataManager& pdman, |
196 const GrDrawEffect& drawEffect) { | 197 const GrEffect& effect) { |
197 const AlphaThresholdEffect& alpha_threshold = | 198 const AlphaThresholdEffect& alpha_threshold = |
198 drawEffect.castEffect<AlphaThresholdEffect>(); | 199 GrEffect::CastEffect<AlphaThresholdEffect>(effect); |
199 pdman.set1f(fInnerThresholdVar, alpha_threshold.innerThreshold()); | 200 pdman.set1f(fInnerThresholdVar, alpha_threshold.innerThreshold()); |
200 pdman.set1f(fOuterThresholdVar, alpha_threshold.outerThreshold()); | 201 pdman.set1f(fOuterThresholdVar, alpha_threshold.outerThreshold()); |
201 } | 202 } |
202 | 203 |
203 ///////////////////////////////////////////////////////////////////// | 204 ///////////////////////////////////////////////////////////////////// |
204 | 205 |
205 GR_DEFINE_EFFECT_TEST(AlphaThresholdEffect); | 206 GR_DEFINE_EFFECT_TEST(AlphaThresholdEffect); |
206 | 207 |
207 GrEffect* AlphaThresholdEffect::TestCreate(SkRandom* random, | 208 GrEffect* AlphaThresholdEffect::TestCreate(SkRandom* random, |
208 GrContext* context, | 209 GrContext* context, |
209 const GrDrawTargetCaps&, | 210 const GrDrawTargetCaps&, |
210 GrTexture** textures) { | 211 GrTexture** textures) { |
211 GrTexture* bmpTex = textures[GrEffectUnitTest::kSkiaPMTextureIdx]; | 212 GrTexture* bmpTex = textures[GrEffectUnitTest::kSkiaPMTextureIdx]; |
212 GrTexture* maskTex = textures[GrEffectUnitTest::kAlphaTextureIdx]; | 213 GrTexture* maskTex = textures[GrEffectUnitTest::kAlphaTextureIdx]; |
213 float inner_thresh = random->nextUScalar1(); | 214 float inner_thresh = random->nextUScalar1(); |
214 float outer_thresh = random->nextUScalar1(); | 215 float outer_thresh = random->nextUScalar1(); |
215 return AlphaThresholdEffect::Create(bmpTex, maskTex, inner_thresh, outer_thr
esh); | 216 return AlphaThresholdEffect::Create(bmpTex, maskTex, inner_thresh, outer_thr
esh); |
216 } | 217 } |
217 | 218 |
218 /////////////////////////////////////////////////////////////////////////////// | 219 /////////////////////////////////////////////////////////////////////////////// |
219 | 220 |
220 const GrBackendEffectFactory& AlphaThresholdEffect::getFactory() const { | 221 const GrBackendEffectFactory& AlphaThresholdEffect::getFactory() const { |
221 return GrTBackendEffectFactory<AlphaThresholdEffect>::getInstance(); | 222 return GrTBackendEffectFactory<AlphaThresholdEffect>::getInstance(); |
222 } | 223 } |
223 | 224 |
224 bool AlphaThresholdEffect::onIsEqual(const GrEffect& sBase) const { | 225 bool AlphaThresholdEffect::onIsEqual(const GrEffect& sBase) const { |
225 const AlphaThresholdEffect& s = CastEffect<AlphaThresholdEffect>(sBase); | 226 const AlphaThresholdEffect& s = GrEffect::CastEffect<AlphaThresholdEffect>(s
Base); |
226 return (this->texture(0) == s.texture(0) && | 227 return (this->texture(0) == s.texture(0) && |
227 this->fInnerThreshold == s.fInnerThreshold && | 228 this->fInnerThreshold == s.fInnerThreshold && |
228 this->fOuterThreshold == s.fOuterThreshold); | 229 this->fOuterThreshold == s.fOuterThreshold); |
229 } | 230 } |
230 | 231 |
231 void AlphaThresholdEffect::getConstantColorComponents(GrColor* color, uint32_t*
validFlags) const { | 232 void AlphaThresholdEffect::getConstantColorComponents(GrColor* color, uint32_t*
validFlags) const { |
232 if ((*validFlags & kA_GrColorComponentFlag) && 0xFF == GrColorUnpackA(*color
) && | 233 if ((*validFlags & kA_GrColorComponentFlag) && 0xFF == GrColorUnpackA(*color
) && |
233 GrPixelConfigIsOpaque(this->texture(0)->config())) { | 234 GrPixelConfigIsOpaque(this->texture(0)->config())) { |
234 *validFlags = kA_GrColorComponentFlag; | 235 *validFlags = kA_GrColorComponentFlag; |
235 } else { | 236 } else { |
(...skipping 141 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
377 (U8CPU)(SkColorGetG(source) *
scale), | 378 (U8CPU)(SkColorGetG(source) *
scale), |
378 (U8CPU)(SkColorGetB(source) *
scale)); | 379 (U8CPU)(SkColorGetB(source) *
scale)); |
379 } | 380 } |
380 } | 381 } |
381 dptr[y * dst->width() + x] = output_color; | 382 dptr[y * dst->width() + x] = output_color; |
382 } | 383 } |
383 } | 384 } |
384 | 385 |
385 return true; | 386 return true; |
386 } | 387 } |
OLD | NEW |