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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 "GrTextureDomain.h" | 8 #include "GrTextureDomain.h" |
9 #include "GrSimpleTextureEffect.h" | 9 #include "GrSimpleTextureEffect.h" |
10 #include "GrTBackendEffectFactory.h" | 10 #include "GrTBackendEffectFactory.h" |
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105 domain); | 105 domain); |
106 builder->fsCodeAppendf("\toutside.zw = greaterThan(%s, %s.zw);\n", i
nCoords.c_str(), | 106 builder->fsCodeAppendf("\toutside.zw = greaterThan(%s, %s.zw);\n", i
nCoords.c_str(), |
107 domain); | 107 domain); |
108 builder->fsCodeAppendf("\t%s = any(outside) ? vec4(0.0, 0.0, 0.0, 0.
0) : ", outColor); | 108 builder->fsCodeAppendf("\t%s = any(outside) ? vec4(0.0, 0.0, 0.0, 0.
0) : ", outColor); |
109 builder->fsAppendTextureLookupAndModulate(inModulateColor, sampler,
inCoords.c_str()); | 109 builder->fsAppendTextureLookupAndModulate(inModulateColor, sampler,
inCoords.c_str()); |
110 builder->fsCodeAppend(";\n"); | 110 builder->fsCodeAppend(";\n"); |
111 } | 111 } |
112 } | 112 } |
113 } | 113 } |
114 | 114 |
115 void GrTextureDomain::GLDomain::setData(const GrGLUniformManager& uman, | 115 void GrTextureDomain::GLDomain::setData(const GrGLProgramResourceManager& prman, |
116 const GrTextureDomain& textureDomain, | 116 const GrTextureDomain& textureDomain, |
117 GrSurfaceOrigin textureOrigin) { | 117 GrSurfaceOrigin textureOrigin) { |
118 SkASSERT(textureDomain.mode() == fMode); | 118 SkASSERT(textureDomain.mode() == fMode); |
119 if (kIgnore_Mode != textureDomain.mode()) { | 119 if (kIgnore_Mode != textureDomain.mode()) { |
120 GrGLfloat values[4] = { | 120 GrGLfloat values[4] = { |
121 SkScalarToFloat(textureDomain.domain().left()), | 121 SkScalarToFloat(textureDomain.domain().left()), |
122 SkScalarToFloat(textureDomain.domain().top()), | 122 SkScalarToFloat(textureDomain.domain().top()), |
123 SkScalarToFloat(textureDomain.domain().right()), | 123 SkScalarToFloat(textureDomain.domain().right()), |
124 SkScalarToFloat(textureDomain.domain().bottom()) | 124 SkScalarToFloat(textureDomain.domain().bottom()) |
125 }; | 125 }; |
126 // vertical flip if necessary | 126 // vertical flip if necessary |
127 if (kBottomLeft_GrSurfaceOrigin == textureOrigin) { | 127 if (kBottomLeft_GrSurfaceOrigin == textureOrigin) { |
128 values[1] = 1.0f - values[1]; | 128 values[1] = 1.0f - values[1]; |
129 values[3] = 1.0f - values[3]; | 129 values[3] = 1.0f - values[3]; |
130 // The top and bottom were just flipped, so correct the ordering | 130 // The top and bottom were just flipped, so correct the ordering |
131 // of elements so that values = (l, t, r, b). | 131 // of elements so that values = (l, t, r, b). |
132 SkTSwap(values[1], values[3]); | 132 SkTSwap(values[1], values[3]); |
133 } | 133 } |
134 if (0 != memcmp(values, fPrevDomain, 4 * sizeof(GrGLfloat))) { | 134 if (0 != memcmp(values, fPrevDomain, 4 * sizeof(GrGLfloat))) { |
135 uman.set4fv(fDomainUni, 1, values); | 135 prman.set4fv(fDomainUni, 1, values); |
136 memcpy(fPrevDomain, values, 4 * sizeof(GrGLfloat)); | 136 memcpy(fPrevDomain, values, 4 * sizeof(GrGLfloat)); |
137 } | 137 } |
138 } | 138 } |
139 } | 139 } |
140 | 140 |
141 | 141 |
142 ////////////////////////////////////////////////////////////////////////////// | 142 ////////////////////////////////////////////////////////////////////////////// |
143 | 143 |
144 class GrGLTextureDomainEffect : public GrGLEffect { | 144 class GrGLTextureDomainEffect : public GrGLEffect { |
145 public: | 145 public: |
146 GrGLTextureDomainEffect(const GrBackendEffectFactory&, const GrDrawEffect&); | 146 GrGLTextureDomainEffect(const GrBackendEffectFactory&, const GrDrawEffect&); |
147 | 147 |
148 virtual void emitCode(GrGLShaderBuilder*, | 148 virtual void emitCode(GrGLShaderBuilder*, |
149 const GrDrawEffect&, | 149 const GrDrawEffect&, |
150 const GrEffectKey&, | 150 const GrEffectKey&, |
151 const char* outputColor, | 151 const char* outputColor, |
152 const char* inputColor, | 152 const char* inputColor, |
153 const TransformedCoordsArray&, | 153 const TransformedCoordsArray&, |
154 const TextureSamplerArray&) SK_OVERRIDE; | 154 const TextureSamplerArray&) SK_OVERRIDE; |
155 | 155 |
156 virtual void setData(const GrGLUniformManager&, const GrDrawEffect&) SK_OVER
RIDE; | 156 virtual void setData(const GrGLProgramResourceManager&, const GrDrawEffect&)
SK_OVERRIDE; |
157 | 157 |
158 static inline void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyB
uilder*); | 158 static inline void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyB
uilder*); |
159 | 159 |
160 private: | 160 private: |
161 GrTextureDomain::GLDomain fGLDomain; | 161 GrTextureDomain::GLDomain fGLDomain; |
162 typedef GrGLEffect INHERITED; | 162 typedef GrGLEffect INHERITED; |
163 }; | 163 }; |
164 | 164 |
165 GrGLTextureDomainEffect::GrGLTextureDomainEffect(const GrBackendEffectFactory& f
actory, | 165 GrGLTextureDomainEffect::GrGLTextureDomainEffect(const GrBackendEffectFactory& f
actory, |
166 const GrDrawEffect&) | 166 const GrDrawEffect&) |
167 : INHERITED(factory) { | 167 : INHERITED(factory) { |
168 } | 168 } |
169 | 169 |
170 void GrGLTextureDomainEffect::emitCode(GrGLShaderBuilder* builder, | 170 void GrGLTextureDomainEffect::emitCode(GrGLShaderBuilder* builder, |
171 const GrDrawEffect& drawEffect, | 171 const GrDrawEffect& drawEffect, |
172 const GrEffectKey& key, | 172 const GrEffectKey& key, |
173 const char* outputColor, | 173 const char* outputColor, |
174 const char* inputColor, | 174 const char* inputColor, |
175 const TransformedCoordsArray& coords, | 175 const TransformedCoordsArray& coords, |
176 const TextureSamplerArray& samplers) { | 176 const TextureSamplerArray& samplers) { |
177 const GrTextureDomainEffect& effect = drawEffect.castEffect<GrTextureDomainE
ffect>(); | 177 const GrTextureDomainEffect& effect = drawEffect.castEffect<GrTextureDomainE
ffect>(); |
178 const GrTextureDomain& domain = effect.textureDomain(); | 178 const GrTextureDomain& domain = effect.textureDomain(); |
179 | 179 |
180 SkString coords2D = builder->ensureFSCoords2D(coords, 0); | 180 SkString coords2D = builder->ensureFSCoords2D(coords, 0); |
181 fGLDomain.sampleTexture(builder, domain, outputColor, coords2D, samplers[0],
inputColor); | 181 fGLDomain.sampleTexture(builder, domain, outputColor, coords2D, samplers[0],
inputColor); |
182 } | 182 } |
183 | 183 |
184 void GrGLTextureDomainEffect::setData(const GrGLUniformManager& uman, | 184 void GrGLTextureDomainEffect::setData(const GrGLProgramResourceManager& prman, |
185 const GrDrawEffect& drawEffect) { | 185 const GrDrawEffect& drawEffect) { |
186 const GrTextureDomainEffect& effect = drawEffect.castEffect<GrTextureDomainE
ffect>(); | 186 const GrTextureDomainEffect& effect = drawEffect.castEffect<GrTextureDomainE
ffect>(); |
187 const GrTextureDomain& domain = effect.textureDomain(); | 187 const GrTextureDomain& domain = effect.textureDomain(); |
188 fGLDomain.setData(uman, domain, effect.texture(0)->origin()); | 188 fGLDomain.setData(prman, domain, effect.texture(0)->origin()); |
189 } | 189 } |
190 | 190 |
191 void GrGLTextureDomainEffect::GenKey(const GrDrawEffect& drawEffect, const GrGLC
aps&, | 191 void GrGLTextureDomainEffect::GenKey(const GrDrawEffect& drawEffect, const GrGLC
aps&, |
192 GrEffectKeyBuilder* b) { | 192 GrEffectKeyBuilder* b) { |
193 const GrTextureDomain& domain = drawEffect.castEffect<GrTextureDomainEffect>
().textureDomain(); | 193 const GrTextureDomain& domain = drawEffect.castEffect<GrTextureDomainEffect>
().textureDomain(); |
194 b->add32(GrTextureDomain::GLDomain::DomainKey(domain)); | 194 b->add32(GrTextureDomain::GLDomain::DomainKey(domain)); |
195 } | 195 } |
196 | 196 |
197 | 197 |
198 /////////////////////////////////////////////////////////////////////////////// | 198 /////////////////////////////////////////////////////////////////////////////// |
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270 const SkMatrix& matrix = GrEffectUnitTest::TestMatrix(random); | 270 const SkMatrix& matrix = GrEffectUnitTest::TestMatrix(random); |
271 bool bilerp = random->nextBool(); | 271 bool bilerp = random->nextBool(); |
272 GrCoordSet coords = random->nextBool() ? kLocal_GrCoordSet : kPosition_GrCoo
rdSet; | 272 GrCoordSet coords = random->nextBool() ? kLocal_GrCoordSet : kPosition_GrCoo
rdSet; |
273 return GrTextureDomainEffect::Create(textures[texIdx], | 273 return GrTextureDomainEffect::Create(textures[texIdx], |
274 matrix, | 274 matrix, |
275 domain, | 275 domain, |
276 mode, | 276 mode, |
277 bilerp ? GrTextureParams::kBilerp_Filte
rMode : GrTextureParams::kNone_FilterMode, | 277 bilerp ? GrTextureParams::kBilerp_Filte
rMode : GrTextureParams::kNone_FilterMode, |
278 coords); | 278 coords); |
279 } | 279 } |
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