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| 1 /* | 1 /* |
| 2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 "GrConvexPolyEffect.h" | 8 #include "GrConvexPolyEffect.h" |
| 9 #include "GrInvariantOutput.h" | 9 #include "GrInvariantOutput.h" |
| 10 #include "SkPath.h" | 10 #include "SkPath.h" |
| 11 #include "gl/GrGLProcessor.h" | 11 #include "gl/GrGLProcessor.h" |
| 12 #include "gl/GrGLSL.h" | 12 #include "gl/GrGLSL.h" |
| 13 #include "gl/builders/GrGLProgramBuilder.h" | 13 #include "gl/builders/GrGLProgramBuilder.h" |
| 14 | 14 |
| 15 ////////////////////////////////////////////////////////////////////////////// | 15 ////////////////////////////////////////////////////////////////////////////// |
| 16 class AARectEffect : public GrFragmentProcessor { | 16 class AARectEffect : public GrFragmentProcessor { |
| 17 public: | 17 public: |
| 18 const SkRect& getRect() const { return fRect; } | 18 const SkRect& getRect() const { return fRect; } |
| 19 | 19 |
| 20 static GrFragmentProcessor* Create(GrPrimitiveEdgeType edgeType, const SkRec
t& rect) { | 20 static GrFragmentProcessor* Create(GrPrimitiveEdgeType edgeType, const SkRec
t& rect) { |
| 21 return SkNEW_ARGS(AARectEffect, (edgeType, rect)); | 21 return SkNEW_ARGS(AARectEffect, (edgeType, rect)); |
| 22 } | 22 } |
| 23 | 23 |
| 24 GrPrimitiveEdgeType getEdgeType() const { return fEdgeType; } | 24 GrPrimitiveEdgeType getEdgeType() const { return fEdgeType; } |
| 25 | 25 |
| 26 const char* name() const SK_OVERRIDE { return "AARect"; } | 26 const char* name() const override { return "AARect"; } |
| 27 | 27 |
| 28 void getGLProcessorKey(const GrGLCaps&, GrProcessorKeyBuilder*) const SK_OVE
RRIDE; | 28 void getGLProcessorKey(const GrGLCaps&, GrProcessorKeyBuilder*) const overri
de; |
| 29 | 29 |
| 30 GrGLFragmentProcessor* createGLInstance() const SK_OVERRIDE; | 30 GrGLFragmentProcessor* createGLInstance() const override; |
| 31 | 31 |
| 32 private: | 32 private: |
| 33 AARectEffect(GrPrimitiveEdgeType edgeType, const SkRect& rect) | 33 AARectEffect(GrPrimitiveEdgeType edgeType, const SkRect& rect) |
| 34 : fRect(rect), fEdgeType(edgeType) { | 34 : fRect(rect), fEdgeType(edgeType) { |
| 35 this->initClassID<AARectEffect>(); | 35 this->initClassID<AARectEffect>(); |
| 36 this->setWillReadFragmentPosition(); | 36 this->setWillReadFragmentPosition(); |
| 37 } | 37 } |
| 38 | 38 |
| 39 bool onIsEqual(const GrFragmentProcessor& other) const SK_OVERRIDE { | 39 bool onIsEqual(const GrFragmentProcessor& other) const override { |
| 40 const AARectEffect& aare = other.cast<AARectEffect>(); | 40 const AARectEffect& aare = other.cast<AARectEffect>(); |
| 41 return fRect == aare.fRect; | 41 return fRect == aare.fRect; |
| 42 } | 42 } |
| 43 | 43 |
| 44 void onComputeInvariantOutput(GrInvariantOutput* inout) const SK_OVERRIDE { | 44 void onComputeInvariantOutput(GrInvariantOutput* inout) const override { |
| 45 if (fRect.isEmpty()) { | 45 if (fRect.isEmpty()) { |
| 46 // An empty rect will have no coverage anywhere. | 46 // An empty rect will have no coverage anywhere. |
| 47 inout->mulByKnownSingleComponent(0); | 47 inout->mulByKnownSingleComponent(0); |
| 48 } else { | 48 } else { |
| 49 inout->mulByUnknownSingleComponent(); | 49 inout->mulByUnknownSingleComponent(); |
| 50 } | 50 } |
| 51 } | 51 } |
| 52 | 52 |
| 53 SkRect fRect; | 53 SkRect fRect; |
| 54 GrPrimitiveEdgeType fEdgeType; | 54 GrPrimitiveEdgeType fEdgeType; |
| (...skipping 28 matching lines...) Expand all Loading... |
| 83 | 83 |
| 84 class GLAARectEffect : public GrGLFragmentProcessor { | 84 class GLAARectEffect : public GrGLFragmentProcessor { |
| 85 public: | 85 public: |
| 86 GLAARectEffect(const GrProcessor&); | 86 GLAARectEffect(const GrProcessor&); |
| 87 | 87 |
| 88 virtual void emitCode(GrGLFPBuilder* builder, | 88 virtual void emitCode(GrGLFPBuilder* builder, |
| 89 const GrFragmentProcessor& fp, | 89 const GrFragmentProcessor& fp, |
| 90 const char* outputColor, | 90 const char* outputColor, |
| 91 const char* inputColor, | 91 const char* inputColor, |
| 92 const TransformedCoordsArray&, | 92 const TransformedCoordsArray&, |
| 93 const TextureSamplerArray&) SK_OVERRIDE; | 93 const TextureSamplerArray&) override; |
| 94 | 94 |
| 95 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder*); | 95 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder*); |
| 96 | 96 |
| 97 void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_OVERRIDE; | 97 void setData(const GrGLProgramDataManager&, const GrProcessor&) override; |
| 98 | 98 |
| 99 private: | 99 private: |
| 100 GrGLProgramDataManager::UniformHandle fRectUniform; | 100 GrGLProgramDataManager::UniformHandle fRectUniform; |
| 101 SkRect fPrevRect; | 101 SkRect fPrevRect; |
| 102 typedef GrGLFragmentProcessor INHERITED; | 102 typedef GrGLFragmentProcessor INHERITED; |
| 103 }; | 103 }; |
| 104 | 104 |
| 105 GLAARectEffect::GLAARectEffect(const GrProcessor& effect) { | 105 GLAARectEffect::GLAARectEffect(const GrProcessor& effect) { |
| 106 fPrevRect.fLeft = SK_ScalarNaN; | 106 fPrevRect.fLeft = SK_ScalarNaN; |
| 107 } | 107 } |
| (...skipping 70 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 178 | 178 |
| 179 class GrGLConvexPolyEffect : public GrGLFragmentProcessor { | 179 class GrGLConvexPolyEffect : public GrGLFragmentProcessor { |
| 180 public: | 180 public: |
| 181 GrGLConvexPolyEffect(const GrProcessor&); | 181 GrGLConvexPolyEffect(const GrProcessor&); |
| 182 | 182 |
| 183 virtual void emitCode(GrGLFPBuilder* builder, | 183 virtual void emitCode(GrGLFPBuilder* builder, |
| 184 const GrFragmentProcessor& fp, | 184 const GrFragmentProcessor& fp, |
| 185 const char* outputColor, | 185 const char* outputColor, |
| 186 const char* inputColor, | 186 const char* inputColor, |
| 187 const TransformedCoordsArray&, | 187 const TransformedCoordsArray&, |
| 188 const TextureSamplerArray&) SK_OVERRIDE; | 188 const TextureSamplerArray&) override; |
| 189 | 189 |
| 190 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder*); | 190 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder*); |
| 191 | 191 |
| 192 void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_OVERRIDE; | 192 void setData(const GrGLProgramDataManager&, const GrProcessor&) override; |
| 193 | 193 |
| 194 private: | 194 private: |
| 195 GrGLProgramDataManager::UniformHandle fEdgeUniform; | 195 GrGLProgramDataManager::UniformHandle fEdgeUniform; |
| 196 SkScalar fPrevEdges[3 * GrConvexPolyEffect::kMa
xEdges]; | 196 SkScalar fPrevEdges[3 * GrConvexPolyEffect::kMa
xEdges]; |
| 197 typedef GrGLFragmentProcessor INHERITED; | 197 typedef GrGLFragmentProcessor INHERITED; |
| 198 }; | 198 }; |
| 199 | 199 |
| 200 GrGLConvexPolyEffect::GrGLConvexPolyEffect(const GrProcessor&) { | 200 GrGLConvexPolyEffect::GrGLConvexPolyEffect(const GrProcessor&) { |
| 201 fPrevEdges[0] = SK_ScalarNaN; | 201 fPrevEdges[0] = SK_ScalarNaN; |
| 202 } | 202 } |
| (...skipping 169 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 372 } | 372 } |
| 373 | 373 |
| 374 GrFragmentProcessor* fp; | 374 GrFragmentProcessor* fp; |
| 375 do { | 375 do { |
| 376 GrPrimitiveEdgeType edgeType = static_cast<GrPrimitiveEdgeType>( | 376 GrPrimitiveEdgeType edgeType = static_cast<GrPrimitiveEdgeType>( |
| 377 random->nextULessThan(kGrProcessorEdgeTy
peCnt)); | 377 random->nextULessThan(kGrProcessorEdgeTy
peCnt)); |
| 378 fp = GrConvexPolyEffect::Create(edgeType, count, edges); | 378 fp = GrConvexPolyEffect::Create(edgeType, count, edges); |
| 379 } while (NULL == fp); | 379 } while (NULL == fp); |
| 380 return fp; | 380 return fp; |
| 381 } | 381 } |
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