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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 "GrInvariantOutput.h" | 9 #include "GrInvariantOutput.h" |
| 10 #include "GrSimpleTextureEffect.h" | 10 #include "GrSimpleTextureEffect.h" |
| 11 #include "SkFloatingPoint.h" | 11 #include "SkFloatingPoint.h" |
| 12 #include "gl/GrGLContext.h" | 12 #include "glsl/GrGLSLFragmentProcessor.h" |
| 13 #include "gl/GrGLFragmentProcessor.h" | |
| 14 #include "glsl/GrGLSLProgramBuilder.h" | 13 #include "glsl/GrGLSLProgramBuilder.h" |
| 15 #include "glsl/GrGLSLProgramDataManager.h" | 14 #include "glsl/GrGLSLProgramDataManager.h" |
| 16 #include "glsl/GrGLSLTextureSampler.h" | 15 #include "glsl/GrGLSLTextureSampler.h" |
| 17 | 16 |
| 18 GrTextureDomain::GrTextureDomain(const SkRect& domain, Mode mode, int index) | 17 GrTextureDomain::GrTextureDomain(const SkRect& domain, Mode mode, int index) |
| 19 : fIndex(index) { | 18 : fIndex(index) { |
| 20 | 19 |
| 21 static const SkRect kFullRect = {0, 0, SK_Scalar1, SK_Scalar1}; | 20 static const SkRect kFullRect = {0, 0, SK_Scalar1, SK_Scalar1}; |
| 22 if (domain.contains(kFullRect) && kClamp_Mode == mode) { | 21 if (domain.contains(kFullRect) && kClamp_Mode == mode) { |
| 23 fMode = kIgnore_Mode; | 22 fMode = kIgnore_Mode; |
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| 166 if (0 != memcmp(values, fPrevDomain, kPrevDomainCount * sizeof(float)))
{ | 165 if (0 != memcmp(values, fPrevDomain, kPrevDomainCount * sizeof(float)))
{ |
| 167 pdman.set4fv(fDomainUni, 1, values); | 166 pdman.set4fv(fDomainUni, 1, values); |
| 168 memcpy(fPrevDomain, values, kPrevDomainCount * sizeof(float)); | 167 memcpy(fPrevDomain, values, kPrevDomainCount * sizeof(float)); |
| 169 } | 168 } |
| 170 } | 169 } |
| 171 } | 170 } |
| 172 | 171 |
| 173 | 172 |
| 174 ////////////////////////////////////////////////////////////////////////////// | 173 ////////////////////////////////////////////////////////////////////////////// |
| 175 | 174 |
| 176 class GrGLTextureDomainEffect : public GrGLFragmentProcessor { | 175 class GrGLTextureDomainEffect : public GrGLSLFragmentProcessor { |
| 177 public: | 176 public: |
| 178 GrGLTextureDomainEffect(const GrProcessor&); | 177 GrGLTextureDomainEffect(const GrProcessor&); |
| 179 | 178 |
| 180 virtual void emitCode(EmitArgs&) override; | 179 virtual void emitCode(EmitArgs&) override; |
| 181 | 180 |
| 182 static inline void GenKey(const GrProcessor&, const GrGLSLCaps&, GrProcessor
KeyBuilder*); | 181 static inline void GenKey(const GrProcessor&, const GrGLSLCaps&, GrProcessor
KeyBuilder*); |
| 183 | 182 |
| 184 protected: | 183 protected: |
| 185 void onSetData(const GrGLSLProgramDataManager&, const GrProcessor&) override
; | 184 void onSetData(const GrGLSLProgramDataManager&, const GrProcessor&) override
; |
| 186 | 185 |
| 187 private: | 186 private: |
| 188 GrTextureDomain::GLDomain fGLDomain; | 187 GrTextureDomain::GLDomain fGLDomain; |
| 189 typedef GrGLFragmentProcessor INHERITED; | 188 typedef GrGLSLFragmentProcessor INHERITED; |
| 190 }; | 189 }; |
| 191 | 190 |
| 192 GrGLTextureDomainEffect::GrGLTextureDomainEffect(const GrProcessor&) { | 191 GrGLTextureDomainEffect::GrGLTextureDomainEffect(const GrProcessor&) { |
| 193 } | 192 } |
| 194 | 193 |
| 195 void GrGLTextureDomainEffect::emitCode(EmitArgs& args) { | 194 void GrGLTextureDomainEffect::emitCode(EmitArgs& args) { |
| 196 const GrTextureDomainEffect& textureDomainEffect = args.fFp.cast<GrTextureDo
mainEffect>(); | 195 const GrTextureDomainEffect& textureDomainEffect = args.fFp.cast<GrTextureDo
mainEffect>(); |
| 197 const GrTextureDomain& domain = textureDomainEffect.textureDomain(); | 196 const GrTextureDomain& domain = textureDomainEffect.textureDomain(); |
| 198 | 197 |
| 199 GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder()
; | 198 GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder()
; |
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| 246 this->initClassID<GrTextureDomainEffect>(); | 245 this->initClassID<GrTextureDomainEffect>(); |
| 247 } | 246 } |
| 248 | 247 |
| 249 GrTextureDomainEffect::~GrTextureDomainEffect() {} | 248 GrTextureDomainEffect::~GrTextureDomainEffect() {} |
| 250 | 249 |
| 251 void GrTextureDomainEffect::onGetGLProcessorKey(const GrGLSLCaps& caps, | 250 void GrTextureDomainEffect::onGetGLProcessorKey(const GrGLSLCaps& caps, |
| 252 GrProcessorKeyBuilder* b) const
{ | 251 GrProcessorKeyBuilder* b) const
{ |
| 253 GrGLTextureDomainEffect::GenKey(*this, caps, b); | 252 GrGLTextureDomainEffect::GenKey(*this, caps, b); |
| 254 } | 253 } |
| 255 | 254 |
| 256 GrGLFragmentProcessor* GrTextureDomainEffect::onCreateGLInstance() const { | 255 GrGLSLFragmentProcessor* GrTextureDomainEffect::onCreateGLInstance() const { |
| 257 return new GrGLTextureDomainEffect(*this); | 256 return new GrGLTextureDomainEffect(*this); |
| 258 } | 257 } |
| 259 | 258 |
| 260 bool GrTextureDomainEffect::onIsEqual(const GrFragmentProcessor& sBase) const { | 259 bool GrTextureDomainEffect::onIsEqual(const GrFragmentProcessor& sBase) const { |
| 261 const GrTextureDomainEffect& s = sBase.cast<GrTextureDomainEffect>(); | 260 const GrTextureDomainEffect& s = sBase.cast<GrTextureDomainEffect>(); |
| 262 return this->fTextureDomain == s.fTextureDomain; | 261 return this->fTextureDomain == s.fTextureDomain; |
| 263 } | 262 } |
| 264 | 263 |
| 265 void GrTextureDomainEffect::onComputeInvariantOutput(GrInvariantOutput* inout) c
onst { | 264 void GrTextureDomainEffect::onComputeInvariantOutput(GrInvariantOutput* inout) c
onst { |
| 266 if (GrTextureDomain::kDecal_Mode == fTextureDomain.mode()) { // TODO: helper | 265 if (GrTextureDomain::kDecal_Mode == fTextureDomain.mode()) { // TODO: helper |
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| 292 bool bilerp = mode != GrTextureDomain::kRepeat_Mode ? d->fRandom->nextBool()
: false; | 291 bool bilerp = mode != GrTextureDomain::kRepeat_Mode ? d->fRandom->nextBool()
: false; |
| 293 GrCoordSet coords = d->fRandom->nextBool() ? kLocal_GrCoordSet : kDevice_GrC
oordSet; | 292 GrCoordSet coords = d->fRandom->nextBool() ? kLocal_GrCoordSet : kDevice_GrC
oordSet; |
| 294 return GrTextureDomainEffect::Create( | 293 return GrTextureDomainEffect::Create( |
| 295 d->fTextures[texIdx], | 294 d->fTextures[texIdx], |
| 296 matrix, | 295 matrix, |
| 297 domain, | 296 domain, |
| 298 mode, | 297 mode, |
| 299 bilerp ? GrTextureParams::kBilerp_FilterMode : GrTextureParams::kNone_Fi
lterMode, | 298 bilerp ? GrTextureParams::kBilerp_FilterMode : GrTextureParams::kNone_Fi
lterMode, |
| 300 coords); | 299 coords); |
| 301 } | 300 } |
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