| OLD | NEW |
| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2014 Google Inc. | 3 * Copyright 2014 Google Inc. |
| 4 * | 4 * |
| 5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
| 6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
| 7 */ | 7 */ |
| 8 | 8 |
| 9 #include "SkTwoPointConicalGradient_gpu.h" | 9 #include "SkTwoPointConicalGradient_gpu.h" |
| 10 | 10 |
| 11 #include "SkTwoPointConicalGradient.h" | 11 #include "SkTwoPointConicalGradient.h" |
| 12 | 12 |
| 13 #if SK_SUPPORT_GPU | 13 #if SK_SUPPORT_GPU |
| 14 #include "GrTBackendEffectFactory.h" | 14 #include "GrTBackendProcessorFactory.h" |
| 15 #include "gl/builders/GrGLProgramBuilder.h" | 15 #include "gl/builders/GrGLProgramBuilder.h" |
| 16 // For brevity | 16 // For brevity |
| 17 typedef GrGLProgramDataManager::UniformHandle UniformHandle; | 17 typedef GrGLProgramDataManager::UniformHandle UniformHandle; |
| 18 | 18 |
| 19 static const SkScalar kErrorTol = 0.00001f; | 19 static const SkScalar kErrorTol = 0.00001f; |
| 20 static const SkScalar kEdgeErrorTol = 5.f * kErrorTol; | 20 static const SkScalar kEdgeErrorTol = 5.f * kErrorTol; |
| 21 | 21 |
| 22 /** | 22 /** |
| 23 * We have three general cases for 2pt conical gradients. First we always assume
that | 23 * We have three general cases for 2pt conical gradients. First we always assume
that |
| 24 * the start radius <= end radius. Our first case (kInside_) is when the start c
ircle | 24 * the start radius <= end radius. Our first case (kInside_) is when the start c
ircle |
| (...skipping 28 matching lines...) Expand all Loading... |
| 53 SkScalarMul(invDiffLen, diff.fX)); | 53 SkScalarMul(invDiffLen, diff.fX)); |
| 54 invLMatrix->postConcat(rot); | 54 invLMatrix->postConcat(rot); |
| 55 } | 55 } |
| 56 } | 56 } |
| 57 | 57 |
| 58 class GLEdge2PtConicalEffect; | 58 class GLEdge2PtConicalEffect; |
| 59 | 59 |
| 60 class Edge2PtConicalEffect : public GrGradientEffect { | 60 class Edge2PtConicalEffect : public GrGradientEffect { |
| 61 public: | 61 public: |
| 62 | 62 |
| 63 static GrEffect* Create(GrContext* ctx, | 63 static GrFragmentProcessor* Create(GrContext* ctx, |
| 64 const SkTwoPointConicalGradient& shader, | 64 const SkTwoPointConicalGradient& shader, |
| 65 const SkMatrix& matrix, | 65 const SkMatrix& matrix, |
| 66 SkShader::TileMode tm) { | 66 SkShader::TileMode tm) { |
| 67 return SkNEW_ARGS(Edge2PtConicalEffect, (ctx, shader, matrix, tm)); | 67 return SkNEW_ARGS(Edge2PtConicalEffect, (ctx, shader, matrix, tm)); |
| 68 } | 68 } |
| 69 | 69 |
| 70 virtual ~Edge2PtConicalEffect() {} | 70 virtual ~Edge2PtConicalEffect() {} |
| 71 | 71 |
| 72 static const char* Name() { return "Two-Point Conical Gradient Edge Touching
"; } | 72 static const char* Name() { return "Two-Point Conical Gradient Edge Touching
"; } |
| 73 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE; | 73 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE; |
| 74 | 74 |
| 75 // The radial gradient parameters can collapse to a linear (instead of quadr
atic) equation. | 75 // The radial gradient parameters can collapse to a linear (instead of quadr
atic) equation. |
| 76 SkScalar center() const { return fCenterX1; } | 76 SkScalar center() const { return fCenterX1; } |
| 77 SkScalar diffRadius() const { return fDiffRadius; } | 77 SkScalar diffRadius() const { return fDiffRadius; } |
| 78 SkScalar radius() const { return fRadius0; } | 78 SkScalar radius() const { return fRadius0; } |
| 79 | 79 |
| 80 typedef GLEdge2PtConicalEffect GLEffect; | 80 typedef GLEdge2PtConicalEffect GLProcessor; |
| 81 | 81 |
| 82 private: | 82 private: |
| 83 virtual bool onIsEqual(const GrEffect& sBase) const SK_OVERRIDE { | 83 virtual bool onIsEqual(const GrProcessor& sBase) const SK_OVERRIDE { |
| 84 const Edge2PtConicalEffect& s = sBase.cast<Edge2PtConicalEffect>(); | 84 const Edge2PtConicalEffect& s = sBase.cast<Edge2PtConicalEffect>(); |
| 85 return (INHERITED::onIsEqual(sBase) && | 85 return (INHERITED::onIsEqual(sBase) && |
| 86 this->fCenterX1 == s.fCenterX1 && | 86 this->fCenterX1 == s.fCenterX1 && |
| 87 this->fRadius0 == s.fRadius0 && | 87 this->fRadius0 == s.fRadius0 && |
| 88 this->fDiffRadius == s.fDiffRadius); | 88 this->fDiffRadius == s.fDiffRadius); |
| 89 } | 89 } |
| 90 | 90 |
| 91 Edge2PtConicalEffect(GrContext* ctx, | 91 Edge2PtConicalEffect(GrContext* ctx, |
| 92 const SkTwoPointConicalGradient& shader, | 92 const SkTwoPointConicalGradient& shader, |
| 93 const SkMatrix& matrix, | 93 const SkMatrix& matrix, |
| (...skipping 18 matching lines...) Expand all Loading... |
| 112 SkScalar r0dr = SkScalarMul(fRadius0, fDiffRadius); | 112 SkScalar r0dr = SkScalarMul(fRadius0, fDiffRadius); |
| 113 bMatrix[SkMatrix::kMScaleX] = -2 * (SkScalarMul(fCenterX1, bMatrix[SkMat
rix::kMScaleX]) + | 113 bMatrix[SkMatrix::kMScaleX] = -2 * (SkScalarMul(fCenterX1, bMatrix[SkMat
rix::kMScaleX]) + |
| 114 SkScalarMul(r0dr, bMatrix[SkMatrix::
kMPersp0])); | 114 SkScalarMul(r0dr, bMatrix[SkMatrix::
kMPersp0])); |
| 115 bMatrix[SkMatrix::kMSkewX] = -2 * (SkScalarMul(fCenterX1, bMatrix[SkMatr
ix::kMSkewX]) + | 115 bMatrix[SkMatrix::kMSkewX] = -2 * (SkScalarMul(fCenterX1, bMatrix[SkMatr
ix::kMSkewX]) + |
| 116 SkScalarMul(r0dr, bMatrix[SkMatrix::k
MPersp1])); | 116 SkScalarMul(r0dr, bMatrix[SkMatrix::k
MPersp1])); |
| 117 bMatrix[SkMatrix::kMTransX] = -2 * (SkScalarMul(fCenterX1, bMatrix[SkMat
rix::kMTransX]) + | 117 bMatrix[SkMatrix::kMTransX] = -2 * (SkScalarMul(fCenterX1, bMatrix[SkMat
rix::kMTransX]) + |
| 118 SkScalarMul(r0dr, bMatrix[SkMatrix::
kMPersp2])); | 118 SkScalarMul(r0dr, bMatrix[SkMatrix::
kMPersp2])); |
| 119 this->addCoordTransform(&fBTransform); | 119 this->addCoordTransform(&fBTransform); |
| 120 } | 120 } |
| 121 | 121 |
| 122 GR_DECLARE_EFFECT_TEST; | 122 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| 123 | 123 |
| 124 // @{ | 124 // @{ |
| 125 // Cache of values - these can change arbitrarily, EXCEPT | 125 // Cache of values - these can change arbitrarily, EXCEPT |
| 126 // we shouldn't change between degenerate and non-degenerate?! | 126 // we shouldn't change between degenerate and non-degenerate?! |
| 127 | 127 |
| 128 GrCoordTransform fBTransform; | 128 GrCoordTransform fBTransform; |
| 129 SkScalar fCenterX1; | 129 SkScalar fCenterX1; |
| 130 SkScalar fRadius0; | 130 SkScalar fRadius0; |
| 131 SkScalar fDiffRadius; | 131 SkScalar fDiffRadius; |
| 132 | 132 |
| 133 // @} | 133 // @} |
| 134 | 134 |
| 135 typedef GrGradientEffect INHERITED; | 135 typedef GrGradientEffect INHERITED; |
| 136 }; | 136 }; |
| 137 | 137 |
| 138 class GLEdge2PtConicalEffect : public GrGLGradientEffect { | 138 class GLEdge2PtConicalEffect : public GrGLGradientEffect { |
| 139 public: | 139 public: |
| 140 GLEdge2PtConicalEffect(const GrBackendEffectFactory& factory, const GrEffect
&); | 140 GLEdge2PtConicalEffect(const GrBackendProcessorFactory& factory, const GrPro
cessor&); |
| 141 virtual ~GLEdge2PtConicalEffect() { } | 141 virtual ~GLEdge2PtConicalEffect() { } |
| 142 | 142 |
| 143 virtual void emitCode(GrGLProgramBuilder*, | 143 virtual void emitCode(GrGLProgramBuilder*, |
| 144 const GrEffect&, | 144 const GrFragmentProcessor&, |
| 145 const GrEffectKey&, | 145 const GrProcessorKey&, |
| 146 const char* outputColor, | 146 const char* outputColor, |
| 147 const char* inputColor, | 147 const char* inputColor, |
| 148 const TransformedCoordsArray&, | 148 const TransformedCoordsArray&, |
| 149 const TextureSamplerArray&) SK_OVERRIDE; | 149 const TextureSamplerArray&) SK_OVERRIDE; |
| 150 virtual void setData(const GrGLProgramDataManager&, const GrEffect&) SK_OVER
RIDE; | 150 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; |
| 151 | 151 |
| 152 static void GenKey(const GrEffect&, const GrGLCaps& caps, GrEffectKeyBuilder
* b); | 152 static void GenKey(const GrProcessor&, const GrGLCaps& caps, GrProcessorKeyB
uilder* b); |
| 153 | 153 |
| 154 protected: | 154 protected: |
| 155 UniformHandle fParamUni; | 155 UniformHandle fParamUni; |
| 156 | 156 |
| 157 const char* fVSVaryingName; | 157 const char* fVSVaryingName; |
| 158 const char* fFSVaryingName; | 158 const char* fFSVaryingName; |
| 159 | 159 |
| 160 // @{ | 160 // @{ |
| 161 /// Values last uploaded as uniforms | 161 /// Values last uploaded as uniforms |
| 162 | 162 |
| 163 SkScalar fCachedRadius; | 163 SkScalar fCachedRadius; |
| 164 SkScalar fCachedDiffRadius; | 164 SkScalar fCachedDiffRadius; |
| 165 | 165 |
| 166 // @} | 166 // @} |
| 167 | 167 |
| 168 private: | 168 private: |
| 169 typedef GrGLGradientEffect INHERITED; | 169 typedef GrGLGradientEffect INHERITED; |
| 170 | 170 |
| 171 }; | 171 }; |
| 172 | 172 |
| 173 const GrBackendEffectFactory& Edge2PtConicalEffect::getFactory() const { | 173 const GrBackendFragmentProcessorFactory& Edge2PtConicalEffect::getFactory() cons
t { |
| 174 return GrTBackendEffectFactory<Edge2PtConicalEffect>::getInstance(); | 174 return GrTBackendFragmentProcessorFactory<Edge2PtConicalEffect>::getInstance
(); |
| 175 } | 175 } |
| 176 | 176 |
| 177 GR_DEFINE_EFFECT_TEST(Edge2PtConicalEffect); | 177 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(Edge2PtConicalEffect); |
| 178 | 178 |
| 179 /* | 179 /* |
| 180 * All Two point conical gradient test create functions may occasionally create
edge case shaders | 180 * All Two point conical gradient test create functions may occasionally create
edge case shaders |
| 181 */ | 181 */ |
| 182 GrEffect* Edge2PtConicalEffect::TestCreate(SkRandom* random, | 182 GrFragmentProcessor* Edge2PtConicalEffect::TestCreate(SkRandom* random, |
| 183 GrContext* context, | 183 GrContext* context, |
| 184 const GrDrawTargetCaps&, | 184 const GrDrawTargetCaps&, |
| 185 GrTexture**) { | 185 GrTexture**) { |
| 186 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; | 186 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; |
| 187 SkScalar radius1 = random->nextUScalar1(); | 187 SkScalar radius1 = random->nextUScalar1(); |
| 188 SkPoint center2; | 188 SkPoint center2; |
| 189 SkScalar radius2; | 189 SkScalar radius2; |
| 190 do { | 190 do { |
| 191 center2.set(random->nextUScalar1(), random->nextUScalar1()); | 191 center2.set(random->nextUScalar1(), random->nextUScalar1()); |
| 192 // If the circles are identical the factory will give us an empty shader
. | 192 // If the circles are identical the factory will give us an empty shader
. |
| 193 // This will happen if we pick identical centers | 193 // This will happen if we pick identical centers |
| 194 } while (center1 == center2); | 194 } while (center1 == center2); |
| 195 | 195 |
| 196 // Below makes sure that circle one is contained within circle two | 196 // Below makes sure that circle one is contained within circle two |
| 197 // and both circles are touching on an edge | 197 // and both circles are touching on an edge |
| 198 SkPoint diff = center2 - center1; | 198 SkPoint diff = center2 - center1; |
| 199 SkScalar diffLen = diff.length(); | 199 SkScalar diffLen = diff.length(); |
| 200 radius2 = radius1 + diffLen; | 200 radius2 = radius1 + diffLen; |
| 201 | 201 |
| 202 SkColor colors[kMaxRandomGradientColors]; | 202 SkColor colors[kMaxRandomGradientColors]; |
| 203 SkScalar stopsArray[kMaxRandomGradientColors]; | 203 SkScalar stopsArray[kMaxRandomGradientColors]; |
| 204 SkScalar* stops = stopsArray; | 204 SkScalar* stops = stopsArray; |
| 205 SkShader::TileMode tm; | 205 SkShader::TileMode tm; |
| 206 int colorCount = RandomGradientParams(random, colors, &stops, &tm); | 206 int colorCount = RandomGradientParams(random, colors, &stops, &tm); |
| 207 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, | 207 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, |
| 208 center
2, radius2, | 208 center
2, radius2, |
| 209 colors
, stops, colorCount, | 209 colors
, stops, colorCount, |
| 210 tm)); | 210 tm)); |
| 211 SkPaint paint; | 211 SkPaint paint; |
| 212 GrEffect* effect; | 212 GrFragmentProcessor* fp; |
| 213 GrColor paintColor; | 213 GrColor paintColor; |
| 214 SkAssertResult(shader->asNewEffect(context, paint, NULL, &paintColor, &effec
t)); | 214 SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor
, &fp)); |
| 215 return effect; | 215 return fp; |
| 216 } | 216 } |
| 217 | 217 |
| 218 GLEdge2PtConicalEffect::GLEdge2PtConicalEffect(const GrBackendEffectFactory& fac
tory, | 218 GLEdge2PtConicalEffect::GLEdge2PtConicalEffect(const GrBackendProcessorFactory&
factory, |
| 219 const GrEffect& effect) | 219 const GrProcessor&) |
| 220 : INHERITED(factory) | 220 : INHERITED(factory) |
| 221 , fVSVaryingName(NULL) | 221 , fVSVaryingName(NULL) |
| 222 , fFSVaryingName(NULL) | 222 , fFSVaryingName(NULL) |
| 223 , fCachedRadius(-SK_ScalarMax) | 223 , fCachedRadius(-SK_ScalarMax) |
| 224 , fCachedDiffRadius(-SK_ScalarMax) {} | 224 , fCachedDiffRadius(-SK_ScalarMax) {} |
| 225 | 225 |
| 226 void GLEdge2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, | 226 void GLEdge2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, |
| 227 const GrEffect&, | 227 const GrFragmentProcessor&, |
| 228 const GrEffectKey& key, | 228 const GrProcessorKey& key, |
| 229 const char* outputColor, | 229 const char* outputColor, |
| 230 const char* inputColor, | 230 const char* inputColor, |
| 231 const TransformedCoordsArray& coords, | 231 const TransformedCoordsArray& coords, |
| 232 const TextureSamplerArray& samplers) { | 232 const TextureSamplerArray& samplers) { |
| 233 uint32_t baseKey = key.get32(0); | 233 uint32_t baseKey = key.get32(0); |
| 234 this->emitUniforms(builder, baseKey); | 234 this->emitUniforms(builder, baseKey); |
| 235 fParamUni = builder->addUniformArray(GrGLProgramBuilder::kFragment_Visibilit
y, | 235 fParamUni = builder->addUniformArray(GrGLProgramBuilder::kFragment_Visibilit
y, |
| 236 kFloat_GrSLType, "Conical2FSParams", 3)
; | 236 kFloat_GrSLType, "Conical2FSParams", 3)
; |
| 237 | 237 |
| 238 SkString cName("c"); | 238 SkString cName("c"); |
| (...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 275 | 275 |
| 276 // if r(t) > 0, then t will be the x coordinate | 276 // if r(t) > 0, then t will be the x coordinate |
| 277 fsBuilder->codeAppendf("\tif (%s * %s + %s > 0.0) {\n", tName.c_str(), | 277 fsBuilder->codeAppendf("\tif (%s * %s + %s > 0.0) {\n", tName.c_str(), |
| 278 p2.c_str(), p0.c_str()); | 278 p2.c_str(), p0.c_str()); |
| 279 fsBuilder->codeAppend("\t"); | 279 fsBuilder->codeAppend("\t"); |
| 280 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); | 280 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); |
| 281 fsBuilder->codeAppend("\t}\n"); | 281 fsBuilder->codeAppend("\t}\n"); |
| 282 } | 282 } |
| 283 | 283 |
| 284 void GLEdge2PtConicalEffect::setData(const GrGLProgramDataManager& pdman, | 284 void GLEdge2PtConicalEffect::setData(const GrGLProgramDataManager& pdman, |
| 285 const GrEffect& effect) { | 285 const GrProcessor& processor) { |
| 286 INHERITED::setData(pdman, effect); | 286 INHERITED::setData(pdman, processor); |
| 287 const Edge2PtConicalEffect& data = effect.cast<Edge2PtConicalEffect>(); | 287 const Edge2PtConicalEffect& data = processor.cast<Edge2PtConicalEffect>(); |
| 288 SkScalar radius0 = data.radius(); | 288 SkScalar radius0 = data.radius(); |
| 289 SkScalar diffRadius = data.diffRadius(); | 289 SkScalar diffRadius = data.diffRadius(); |
| 290 | 290 |
| 291 if (fCachedRadius != radius0 || | 291 if (fCachedRadius != radius0 || |
| 292 fCachedDiffRadius != diffRadius) { | 292 fCachedDiffRadius != diffRadius) { |
| 293 | 293 |
| 294 float values[3] = { | 294 float values[3] = { |
| 295 SkScalarToFloat(radius0), | 295 SkScalarToFloat(radius0), |
| 296 SkScalarToFloat(SkScalarMul(radius0, radius0)), | 296 SkScalarToFloat(SkScalarMul(radius0, radius0)), |
| 297 SkScalarToFloat(diffRadius) | 297 SkScalarToFloat(diffRadius) |
| 298 }; | 298 }; |
| 299 | 299 |
| 300 pdman.set1fv(fParamUni, 3, values); | 300 pdman.set1fv(fParamUni, 3, values); |
| 301 fCachedRadius = radius0; | 301 fCachedRadius = radius0; |
| 302 fCachedDiffRadius = diffRadius; | 302 fCachedDiffRadius = diffRadius; |
| 303 } | 303 } |
| 304 } | 304 } |
| 305 | 305 |
| 306 void GLEdge2PtConicalEffect::GenKey(const GrEffect& effect, | 306 void GLEdge2PtConicalEffect::GenKey(const GrProcessor& processor, |
| 307 const GrGLCaps&, GrEffectKeyBuilder* b) { | 307 const GrGLCaps&, GrProcessorKeyBuilder* b) { |
| 308 b->add32(GenBaseGradientKey(effect)); | 308 b->add32(GenBaseGradientKey(processor)); |
| 309 } | 309 } |
| 310 | 310 |
| 311 ////////////////////////////////////////////////////////////////////////////// | 311 ////////////////////////////////////////////////////////////////////////////// |
| 312 // Focal Conical Gradients | 312 // Focal Conical Gradients |
| 313 ////////////////////////////////////////////////////////////////////////////// | 313 ////////////////////////////////////////////////////////////////////////////// |
| 314 | 314 |
| 315 static ConicalType set_matrix_focal_conical(const SkTwoPointConicalGradient& sha
der, | 315 static ConicalType set_matrix_focal_conical(const SkTwoPointConicalGradient& sha
der, |
| 316 SkMatrix* invLMatrix, SkScalar* foca
lX) { | 316 SkMatrix* invLMatrix, SkScalar* foca
lX) { |
| 317 // Inverse of the current local matrix is passed in then, | 317 // Inverse of the current local matrix is passed in then, |
| 318 // translate, scale, and rotate such that endCircle is unit circle on x-axis
, | 318 // translate, scale, and rotate such that endCircle is unit circle on x-axis
, |
| (...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 368 return conicalType; | 368 return conicalType; |
| 369 } | 369 } |
| 370 | 370 |
| 371 ////////////////////////////////////////////////////////////////////////////// | 371 ////////////////////////////////////////////////////////////////////////////// |
| 372 | 372 |
| 373 class GLFocalOutside2PtConicalEffect; | 373 class GLFocalOutside2PtConicalEffect; |
| 374 | 374 |
| 375 class FocalOutside2PtConicalEffect : public GrGradientEffect { | 375 class FocalOutside2PtConicalEffect : public GrGradientEffect { |
| 376 public: | 376 public: |
| 377 | 377 |
| 378 static GrEffect* Create(GrContext* ctx, | 378 static GrFragmentProcessor* Create(GrContext* ctx, |
| 379 const SkTwoPointConicalGradient& shader, | 379 const SkTwoPointConicalGradient& shader, |
| 380 const SkMatrix& matrix, | 380 const SkMatrix& matrix, |
| 381 SkShader::TileMode tm, | 381 SkShader::TileMode tm, |
| 382 SkScalar focalX) { | 382 SkScalar focalX) { |
| 383 return SkNEW_ARGS(FocalOutside2PtConicalEffect, (ctx, shader, matrix, tm
, focalX)); | 383 return SkNEW_ARGS(FocalOutside2PtConicalEffect, (ctx, shader, matrix, tm
, focalX)); |
| 384 } | 384 } |
| 385 | 385 |
| 386 virtual ~FocalOutside2PtConicalEffect() { } | 386 virtual ~FocalOutside2PtConicalEffect() { } |
| 387 | 387 |
| 388 static const char* Name() { return "Two-Point Conical Gradient Focal Outside
"; } | 388 static const char* Name() { return "Two-Point Conical Gradient Focal Outside
"; } |
| 389 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE; | 389 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE; |
| 390 | 390 |
| 391 bool isFlipped() const { return fIsFlipped; } | 391 bool isFlipped() const { return fIsFlipped; } |
| 392 SkScalar focal() const { return fFocalX; } | 392 SkScalar focal() const { return fFocalX; } |
| 393 | 393 |
| 394 typedef GLFocalOutside2PtConicalEffect GLEffect; | 394 typedef GLFocalOutside2PtConicalEffect GLProcessor; |
| 395 | 395 |
| 396 private: | 396 private: |
| 397 virtual bool onIsEqual(const GrEffect& sBase) const SK_OVERRIDE { | 397 virtual bool onIsEqual(const GrProcessor& sBase) const SK_OVERRIDE { |
| 398 const FocalOutside2PtConicalEffect& s = sBase.cast<FocalOutside2PtConica
lEffect>(); | 398 const FocalOutside2PtConicalEffect& s = sBase.cast<FocalOutside2PtConica
lEffect>(); |
| 399 return (INHERITED::onIsEqual(sBase) && | 399 return (INHERITED::onIsEqual(sBase) && |
| 400 this->fFocalX == s.fFocalX && | 400 this->fFocalX == s.fFocalX && |
| 401 this->fIsFlipped == s.fIsFlipped); | 401 this->fIsFlipped == s.fIsFlipped); |
| 402 } | 402 } |
| 403 | 403 |
| 404 FocalOutside2PtConicalEffect(GrContext* ctx, | 404 FocalOutside2PtConicalEffect(GrContext* ctx, |
| 405 const SkTwoPointConicalGradient& shader, | 405 const SkTwoPointConicalGradient& shader, |
| 406 const SkMatrix& matrix, | 406 const SkMatrix& matrix, |
| 407 SkShader::TileMode tm, | 407 SkShader::TileMode tm, |
| 408 SkScalar focalX) | 408 SkScalar focalX) |
| 409 : INHERITED(ctx, shader, matrix, tm), fFocalX(focalX), fIsFlipped(shader.isF
lippedGrad()) {} | 409 : INHERITED(ctx, shader, matrix, tm), fFocalX(focalX), fIsFlipped(shader.isF
lippedGrad()) {} |
| 410 | 410 |
| 411 GR_DECLARE_EFFECT_TEST; | 411 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| 412 | 412 |
| 413 SkScalar fFocalX; | 413 SkScalar fFocalX; |
| 414 bool fIsFlipped; | 414 bool fIsFlipped; |
| 415 | 415 |
| 416 typedef GrGradientEffect INHERITED; | 416 typedef GrGradientEffect INHERITED; |
| 417 }; | 417 }; |
| 418 | 418 |
| 419 class GLFocalOutside2PtConicalEffect : public GrGLGradientEffect { | 419 class GLFocalOutside2PtConicalEffect : public GrGLGradientEffect { |
| 420 public: | 420 public: |
| 421 GLFocalOutside2PtConicalEffect(const GrBackendEffectFactory& factory, const
GrEffect&); | 421 GLFocalOutside2PtConicalEffect(const GrBackendProcessorFactory& factory, con
st GrProcessor&); |
| 422 virtual ~GLFocalOutside2PtConicalEffect() { } | 422 virtual ~GLFocalOutside2PtConicalEffect() { } |
| 423 | 423 |
| 424 virtual void emitCode(GrGLProgramBuilder*, | 424 virtual void emitCode(GrGLProgramBuilder*, |
| 425 const GrEffect&, | 425 const GrFragmentProcessor&, |
| 426 const GrEffectKey&, | 426 const GrProcessorKey&, |
| 427 const char* outputColor, | 427 const char* outputColor, |
| 428 const char* inputColor, | 428 const char* inputColor, |
| 429 const TransformedCoordsArray&, | 429 const TransformedCoordsArray&, |
| 430 const TextureSamplerArray&) SK_OVERRIDE; | 430 const TextureSamplerArray&) SK_OVERRIDE; |
| 431 virtual void setData(const GrGLProgramDataManager&, const GrEffect&) SK_OVER
RIDE; | 431 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; |
| 432 | 432 |
| 433 static void GenKey(const GrEffect&, const GrGLCaps& caps, GrEffectKeyBuilder
* b); | 433 static void GenKey(const GrProcessor&, const GrGLCaps& caps, GrProcessorKeyB
uilder* b); |
| 434 | 434 |
| 435 protected: | 435 protected: |
| 436 UniformHandle fParamUni; | 436 UniformHandle fParamUni; |
| 437 | 437 |
| 438 const char* fVSVaryingName; | 438 const char* fVSVaryingName; |
| 439 const char* fFSVaryingName; | 439 const char* fFSVaryingName; |
| 440 | 440 |
| 441 bool fIsFlipped; | 441 bool fIsFlipped; |
| 442 | 442 |
| 443 // @{ | 443 // @{ |
| 444 /// Values last uploaded as uniforms | 444 /// Values last uploaded as uniforms |
| 445 | 445 |
| 446 SkScalar fCachedFocal; | 446 SkScalar fCachedFocal; |
| 447 | 447 |
| 448 // @} | 448 // @} |
| 449 | 449 |
| 450 private: | 450 private: |
| 451 typedef GrGLGradientEffect INHERITED; | 451 typedef GrGLGradientEffect INHERITED; |
| 452 | 452 |
| 453 }; | 453 }; |
| 454 | 454 |
| 455 const GrBackendEffectFactory& FocalOutside2PtConicalEffect::getFactory() const { | 455 const GrBackendFragmentProcessorFactory& FocalOutside2PtConicalEffect::getFactor
y() const { |
| 456 return GrTBackendEffectFactory<FocalOutside2PtConicalEffect>::getInstance(); | 456 return GrTBackendFragmentProcessorFactory<FocalOutside2PtConicalEffect>::get
Instance(); |
| 457 } | 457 } |
| 458 | 458 |
| 459 GR_DEFINE_EFFECT_TEST(FocalOutside2PtConicalEffect); | 459 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(FocalOutside2PtConicalEffect); |
| 460 | 460 |
| 461 /* | 461 /* |
| 462 * All Two point conical gradient test create functions may occasionally create
edge case shaders | 462 * All Two point conical gradient test create functions may occasionally create
edge case shaders |
| 463 */ | 463 */ |
| 464 GrEffect* FocalOutside2PtConicalEffect::TestCreate(SkRandom* random, | 464 GrFragmentProcessor* FocalOutside2PtConicalEffect::TestCreate(SkRandom* random, |
| 465 GrContext* context, | 465 GrContext* context
, |
| 466 const GrDrawTargetCaps&, | 466 const GrDrawTarget
Caps&, |
| 467 GrTexture**) { | 467 GrTexture**) { |
| 468 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; | 468 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; |
| 469 SkScalar radius1 = 0.f; | 469 SkScalar radius1 = 0.f; |
| 470 SkPoint center2; | 470 SkPoint center2; |
| 471 SkScalar radius2; | 471 SkScalar radius2; |
| 472 do { | 472 do { |
| 473 center2.set(random->nextUScalar1(), random->nextUScalar1()); | 473 center2.set(random->nextUScalar1(), random->nextUScalar1()); |
| 474 // Need to make sure the centers are not the same or else focal point wi
ll be inside | 474 // Need to make sure the centers are not the same or else focal point wi
ll be inside |
| 475 } while (center1 == center2); | 475 } while (center1 == center2); |
| 476 SkPoint diff = center2 - center1; | 476 SkPoint diff = center2 - center1; |
| 477 SkScalar diffLen = diff.length(); | 477 SkScalar diffLen = diff.length(); |
| 478 // Below makes sure that the focal point is not contained within circle
two | 478 // Below makes sure that the focal point is not contained within circle
two |
| 479 radius2 = random->nextRangeF(0.f, diffLen); | 479 radius2 = random->nextRangeF(0.f, diffLen); |
| 480 | 480 |
| 481 SkColor colors[kMaxRandomGradientColors]; | 481 SkColor colors[kMaxRandomGradientColors]; |
| 482 SkScalar stopsArray[kMaxRandomGradientColors]; | 482 SkScalar stopsArray[kMaxRandomGradientColors]; |
| 483 SkScalar* stops = stopsArray; | 483 SkScalar* stops = stopsArray; |
| 484 SkShader::TileMode tm; | 484 SkShader::TileMode tm; |
| 485 int colorCount = RandomGradientParams(random, colors, &stops, &tm); | 485 int colorCount = RandomGradientParams(random, colors, &stops, &tm); |
| 486 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, | 486 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, |
| 487 center
2, radius2, | 487 center
2, radius2, |
| 488 colors
, stops, colorCount, | 488 colors
, stops, colorCount, |
| 489 tm)); | 489 tm)); |
| 490 SkPaint paint; | 490 SkPaint paint; |
| 491 GrEffect* effect; | 491 GrFragmentProcessor* effect; |
| 492 GrColor paintColor; | 492 GrColor paintColor; |
| 493 SkAssertResult(shader->asNewEffect(context, paint, NULL, &paintColor, &effec
t)); | 493 SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor
, &effect)); |
| 494 return effect; | 494 return effect; |
| 495 } | 495 } |
| 496 | 496 |
| 497 GLFocalOutside2PtConicalEffect::GLFocalOutside2PtConicalEffect(const GrBackendEf
fectFactory& factory, | 497 GLFocalOutside2PtConicalEffect::GLFocalOutside2PtConicalEffect(const GrBackendPr
ocessorFactory& factory, |
| 498 const GrEffect& e
ffect) | 498 const GrProcessor
& processor) |
| 499 : INHERITED(factory) | 499 : INHERITED(factory) |
| 500 , fVSVaryingName(NULL) | 500 , fVSVaryingName(NULL) |
| 501 , fFSVaryingName(NULL) | 501 , fFSVaryingName(NULL) |
| 502 , fCachedFocal(SK_ScalarMax) { | 502 , fCachedFocal(SK_ScalarMax) { |
| 503 const FocalOutside2PtConicalEffect& data = effect.cast<FocalOutside2PtConica
lEffect>(); | 503 const FocalOutside2PtConicalEffect& data = processor.cast<FocalOutside2PtCon
icalEffect>(); |
| 504 fIsFlipped = data.isFlipped(); | 504 fIsFlipped = data.isFlipped(); |
| 505 } | 505 } |
| 506 | 506 |
| 507 void GLFocalOutside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, | 507 void GLFocalOutside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, |
| 508 const GrEffect&, | 508 const GrFragmentProcessor&, |
| 509 const GrEffectKey& key, | 509 const GrProcessorKey& key, |
| 510 const char* outputColor, | 510 const char* outputColor, |
| 511 const char* inputColor, | 511 const char* inputColor, |
| 512 const TransformedCoordsArray& coor
ds, | 512 const TransformedCoordsArray& coor
ds, |
| 513 const TextureSamplerArray& sampler
s) { | 513 const TextureSamplerArray& sampler
s) { |
| 514 uint32_t baseKey = key.get32(0); | 514 uint32_t baseKey = key.get32(0); |
| 515 this->emitUniforms(builder, baseKey); | 515 this->emitUniforms(builder, baseKey); |
| 516 fParamUni = builder->addUniformArray(GrGLProgramBuilder::kFragment_Visibilit
y, | 516 fParamUni = builder->addUniformArray(GrGLProgramBuilder::kFragment_Visibilit
y, |
| 517 kFloat_GrSLType, "Conical2FSParams", 2)
; | 517 kFloat_GrSLType, "Conical2FSParams", 2)
; |
| 518 SkString tName("t"); | 518 SkString tName("t"); |
| 519 SkString p0; // focalX | 519 SkString p0; // focalX |
| (...skipping 27 matching lines...) Expand all Loading... |
| 547 coords2D, p0.c_str()); | 547 coords2D, p0.c_str()); |
| 548 } | 548 } |
| 549 | 549 |
| 550 fsBuilder->codeAppendf("\tif (%s >= 0.0 && d >= 0.0) {\n", tName.c_str()); | 550 fsBuilder->codeAppendf("\tif (%s >= 0.0 && d >= 0.0) {\n", tName.c_str()); |
| 551 fsBuilder->codeAppend("\t\t"); | 551 fsBuilder->codeAppend("\t\t"); |
| 552 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); | 552 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); |
| 553 fsBuilder->codeAppend("\t}\n"); | 553 fsBuilder->codeAppend("\t}\n"); |
| 554 } | 554 } |
| 555 | 555 |
| 556 void GLFocalOutside2PtConicalEffect::setData(const GrGLProgramDataManager& pdman
, | 556 void GLFocalOutside2PtConicalEffect::setData(const GrGLProgramDataManager& pdman
, |
| 557 const GrEffect& effect) { | 557 const GrProcessor& processor) { |
| 558 INHERITED::setData(pdman, effect); | 558 INHERITED::setData(pdman, processor); |
| 559 const FocalOutside2PtConicalEffect& data = effect.cast<FocalOutside2PtConica
lEffect>(); | 559 const FocalOutside2PtConicalEffect& data = processor.cast<FocalOutside2PtCon
icalEffect>(); |
| 560 SkASSERT(data.isFlipped() == fIsFlipped); | 560 SkASSERT(data.isFlipped() == fIsFlipped); |
| 561 SkScalar focal = data.focal(); | 561 SkScalar focal = data.focal(); |
| 562 | 562 |
| 563 if (fCachedFocal != focal) { | 563 if (fCachedFocal != focal) { |
| 564 SkScalar oneMinus2F = 1.f - SkScalarMul(focal, focal); | 564 SkScalar oneMinus2F = 1.f - SkScalarMul(focal, focal); |
| 565 | 565 |
| 566 float values[2] = { | 566 float values[2] = { |
| 567 SkScalarToFloat(focal), | 567 SkScalarToFloat(focal), |
| 568 SkScalarToFloat(oneMinus2F), | 568 SkScalarToFloat(oneMinus2F), |
| 569 }; | 569 }; |
| 570 | 570 |
| 571 pdman.set1fv(fParamUni, 2, values); | 571 pdman.set1fv(fParamUni, 2, values); |
| 572 fCachedFocal = focal; | 572 fCachedFocal = focal; |
| 573 } | 573 } |
| 574 } | 574 } |
| 575 | 575 |
| 576 void GLFocalOutside2PtConicalEffect::GenKey(const GrEffect& effect, | 576 void GLFocalOutside2PtConicalEffect::GenKey(const GrProcessor& processor, |
| 577 const GrGLCaps&, GrEffectKeyBuilder*
b) { | 577 const GrGLCaps&, GrProcessorKeyBuild
er* b) { |
| 578 uint32_t* key = b->add32n(2); | 578 uint32_t* key = b->add32n(2); |
| 579 key[0] = GenBaseGradientKey(effect); | 579 key[0] = GenBaseGradientKey(processor); |
| 580 key[1] = effect.cast<FocalOutside2PtConicalEffect>().isFlipped(); | 580 key[1] = processor.cast<FocalOutside2PtConicalEffect>().isFlipped(); |
| 581 } | 581 } |
| 582 | 582 |
| 583 ////////////////////////////////////////////////////////////////////////////// | 583 ////////////////////////////////////////////////////////////////////////////// |
| 584 | 584 |
| 585 class GLFocalInside2PtConicalEffect; | 585 class GLFocalInside2PtConicalEffect; |
| 586 | 586 |
| 587 class FocalInside2PtConicalEffect : public GrGradientEffect { | 587 class FocalInside2PtConicalEffect : public GrGradientEffect { |
| 588 public: | 588 public: |
| 589 | 589 |
| 590 static GrEffect* Create(GrContext* ctx, | 590 static GrFragmentProcessor* Create(GrContext* ctx, |
| 591 const SkTwoPointConicalGradient& shader, | 591 const SkTwoPointConicalGradient& shader, |
| 592 const SkMatrix& matrix, | 592 const SkMatrix& matrix, |
| 593 SkShader::TileMode tm, | 593 SkShader::TileMode tm, |
| 594 SkScalar focalX) { | 594 SkScalar focalX) { |
| 595 return SkNEW_ARGS(FocalInside2PtConicalEffect, (ctx, shader, matrix, tm,
focalX)); | 595 return SkNEW_ARGS(FocalInside2PtConicalEffect, (ctx, shader, matrix, tm,
focalX)); |
| 596 } | 596 } |
| 597 | 597 |
| 598 virtual ~FocalInside2PtConicalEffect() {} | 598 virtual ~FocalInside2PtConicalEffect() {} |
| 599 | 599 |
| 600 static const char* Name() { return "Two-Point Conical Gradient Focal Inside"
; } | 600 static const char* Name() { return "Two-Point Conical Gradient Focal Inside"
; } |
| 601 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE; | 601 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE; |
| 602 | 602 |
| 603 SkScalar focal() const { return fFocalX; } | 603 SkScalar focal() const { return fFocalX; } |
| 604 | 604 |
| 605 typedef GLFocalInside2PtConicalEffect GLEffect; | 605 typedef GLFocalInside2PtConicalEffect GLProcessor; |
| 606 | 606 |
| 607 private: | 607 private: |
| 608 virtual bool onIsEqual(const GrEffect& sBase) const SK_OVERRIDE { | 608 virtual bool onIsEqual(const GrProcessor& sBase) const SK_OVERRIDE { |
| 609 const FocalInside2PtConicalEffect& s = sBase.cast<FocalInside2PtConicalE
ffect>(); | 609 const FocalInside2PtConicalEffect& s = sBase.cast<FocalInside2PtConicalE
ffect>(); |
| 610 return (INHERITED::onIsEqual(sBase) && | 610 return (INHERITED::onIsEqual(sBase) && |
| 611 this->fFocalX == s.fFocalX); | 611 this->fFocalX == s.fFocalX); |
| 612 } | 612 } |
| 613 | 613 |
| 614 FocalInside2PtConicalEffect(GrContext* ctx, | 614 FocalInside2PtConicalEffect(GrContext* ctx, |
| 615 const SkTwoPointConicalGradient& shader, | 615 const SkTwoPointConicalGradient& shader, |
| 616 const SkMatrix& matrix, | 616 const SkMatrix& matrix, |
| 617 SkShader::TileMode tm, | 617 SkShader::TileMode tm, |
| 618 SkScalar focalX) | 618 SkScalar focalX) |
| 619 : INHERITED(ctx, shader, matrix, tm), fFocalX(focalX) {} | 619 : INHERITED(ctx, shader, matrix, tm), fFocalX(focalX) {} |
| 620 | 620 |
| 621 GR_DECLARE_EFFECT_TEST; | 621 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| 622 | 622 |
| 623 SkScalar fFocalX; | 623 SkScalar fFocalX; |
| 624 | 624 |
| 625 typedef GrGradientEffect INHERITED; | 625 typedef GrGradientEffect INHERITED; |
| 626 }; | 626 }; |
| 627 | 627 |
| 628 class GLFocalInside2PtConicalEffect : public GrGLGradientEffect { | 628 class GLFocalInside2PtConicalEffect : public GrGLGradientEffect { |
| 629 public: | 629 public: |
| 630 GLFocalInside2PtConicalEffect(const GrBackendEffectFactory& factory, const G
rEffect&); | 630 GLFocalInside2PtConicalEffect(const GrBackendProcessorFactory& factory, cons
t GrProcessor&); |
| 631 virtual ~GLFocalInside2PtConicalEffect() {} | 631 virtual ~GLFocalInside2PtConicalEffect() {} |
| 632 | 632 |
| 633 virtual void emitCode(GrGLProgramBuilder*, | 633 virtual void emitCode(GrGLProgramBuilder*, |
| 634 const GrEffect&, | 634 const GrFragmentProcessor&, |
| 635 const GrEffectKey&, | 635 const GrProcessorKey&, |
| 636 const char* outputColor, | 636 const char* outputColor, |
| 637 const char* inputColor, | 637 const char* inputColor, |
| 638 const TransformedCoordsArray&, | 638 const TransformedCoordsArray&, |
| 639 const TextureSamplerArray&) SK_OVERRIDE; | 639 const TextureSamplerArray&) SK_OVERRIDE; |
| 640 virtual void setData(const GrGLProgramDataManager&, const GrEffect&) SK_OVER
RIDE; | 640 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; |
| 641 | 641 |
| 642 static void GenKey(const GrEffect&, const GrGLCaps& caps, GrEffectKeyBuilder
* b); | 642 static void GenKey(const GrProcessor&, const GrGLCaps& caps, GrProcessorKeyB
uilder* b); |
| 643 | 643 |
| 644 protected: | 644 protected: |
| 645 UniformHandle fFocalUni; | 645 UniformHandle fFocalUni; |
| 646 | 646 |
| 647 const char* fVSVaryingName; | 647 const char* fVSVaryingName; |
| 648 const char* fFSVaryingName; | 648 const char* fFSVaryingName; |
| 649 | 649 |
| 650 // @{ | 650 // @{ |
| 651 /// Values last uploaded as uniforms | 651 /// Values last uploaded as uniforms |
| 652 | 652 |
| 653 SkScalar fCachedFocal; | 653 SkScalar fCachedFocal; |
| 654 | 654 |
| 655 // @} | 655 // @} |
| 656 | 656 |
| 657 private: | 657 private: |
| 658 typedef GrGLGradientEffect INHERITED; | 658 typedef GrGLGradientEffect INHERITED; |
| 659 | 659 |
| 660 }; | 660 }; |
| 661 | 661 |
| 662 const GrBackendEffectFactory& FocalInside2PtConicalEffect::getFactory() const { | 662 const GrBackendFragmentProcessorFactory& FocalInside2PtConicalEffect::getFactory
() const { |
| 663 return GrTBackendEffectFactory<FocalInside2PtConicalEffect>::getInstance(); | 663 return GrTBackendFragmentProcessorFactory<FocalInside2PtConicalEffect>::getI
nstance(); |
| 664 } | 664 } |
| 665 | 665 |
| 666 GR_DEFINE_EFFECT_TEST(FocalInside2PtConicalEffect); | 666 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(FocalInside2PtConicalEffect); |
| 667 | 667 |
| 668 /* | 668 /* |
| 669 * All Two point conical gradient test create functions may occasionally create
edge case shaders | 669 * All Two point conical gradient test create functions may occasionally create
edge case shaders |
| 670 */ | 670 */ |
| 671 GrEffect* FocalInside2PtConicalEffect::TestCreate(SkRandom* random, | 671 GrFragmentProcessor* FocalInside2PtConicalEffect::TestCreate(SkRandom* random, |
| 672 GrContext* context, | 672 GrContext* context, |
| 673 const GrDrawTargetCaps&, | 673 const GrDrawTargetC
aps&, |
| 674 GrTexture**) { | 674 GrTexture**) { |
| 675 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; | 675 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; |
| 676 SkScalar radius1 = 0.f; | 676 SkScalar radius1 = 0.f; |
| 677 SkPoint center2; | 677 SkPoint center2; |
| 678 SkScalar radius2; | 678 SkScalar radius2; |
| 679 do { | 679 do { |
| 680 center2.set(random->nextUScalar1(), random->nextUScalar1()); | 680 center2.set(random->nextUScalar1(), random->nextUScalar1()); |
| 681 // Below makes sure radius2 is larger enouch such that the focal point | 681 // Below makes sure radius2 is larger enouch such that the focal point |
| 682 // is inside the end circle | 682 // is inside the end circle |
| 683 SkScalar increase = random->nextUScalar1(); | 683 SkScalar increase = random->nextUScalar1(); |
| 684 SkPoint diff = center2 - center1; | 684 SkPoint diff = center2 - center1; |
| 685 SkScalar diffLen = diff.length(); | 685 SkScalar diffLen = diff.length(); |
| 686 radius2 = diffLen + increase; | 686 radius2 = diffLen + increase; |
| 687 // If the circles are identical the factory will give us an empty shader
. | 687 // If the circles are identical the factory will give us an empty shader
. |
| 688 } while (radius1 == radius2 && center1 == center2); | 688 } while (radius1 == radius2 && center1 == center2); |
| 689 | 689 |
| 690 SkColor colors[kMaxRandomGradientColors]; | 690 SkColor colors[kMaxRandomGradientColors]; |
| 691 SkScalar stopsArray[kMaxRandomGradientColors]; | 691 SkScalar stopsArray[kMaxRandomGradientColors]; |
| 692 SkScalar* stops = stopsArray; | 692 SkScalar* stops = stopsArray; |
| 693 SkShader::TileMode tm; | 693 SkShader::TileMode tm; |
| 694 int colorCount = RandomGradientParams(random, colors, &stops, &tm); | 694 int colorCount = RandomGradientParams(random, colors, &stops, &tm); |
| 695 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, | 695 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, |
| 696 center
2, radius2, | 696 center
2, radius2, |
| 697 colors
, stops, colorCount, | 697 colors
, stops, colorCount, |
| 698 tm)); | 698 tm)); |
| 699 SkPaint paint; | 699 SkPaint paint; |
| 700 GrColor paintColor; | 700 GrColor paintColor; |
| 701 GrEffect* effect; | 701 GrFragmentProcessor* fp; |
| 702 SkAssertResult(shader->asNewEffect(context, paint, NULL, &paintColor, &effec
t)); | 702 SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor
, &fp)); |
| 703 return effect; | 703 return fp; |
| 704 } | 704 } |
| 705 | 705 |
| 706 GLFocalInside2PtConicalEffect::GLFocalInside2PtConicalEffect(const GrBackendEffe
ctFactory& factory, | 706 GLFocalInside2PtConicalEffect::GLFocalInside2PtConicalEffect(const GrBackendProc
essorFactory& factory, |
| 707 const GrEffect& eff
ect) | 707 const GrProcessor&) |
| 708 : INHERITED(factory) | 708 : INHERITED(factory) |
| 709 , fVSVaryingName(NULL) | 709 , fVSVaryingName(NULL) |
| 710 , fFSVaryingName(NULL) | 710 , fFSVaryingName(NULL) |
| 711 , fCachedFocal(SK_ScalarMax) {} | 711 , fCachedFocal(SK_ScalarMax) {} |
| 712 | 712 |
| 713 void GLFocalInside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, | 713 void GLFocalInside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, |
| 714 const GrEffect&, | 714 const GrFragmentProcessor&, |
| 715 const GrEffectKey& key, | 715 const GrProcessorKey& key, |
| 716 const char* outputColor, | 716 const char* outputColor, |
| 717 const char* inputColor, | 717 const char* inputColor, |
| 718 const TransformedCoordsArray& coord
s, | 718 const TransformedCoordsArray& coord
s, |
| 719 const TextureSamplerArray& samplers
) { | 719 const TextureSamplerArray& samplers
) { |
| 720 uint32_t baseKey = key.get32(0); | 720 uint32_t baseKey = key.get32(0); |
| 721 this->emitUniforms(builder, baseKey); | 721 this->emitUniforms(builder, baseKey); |
| 722 fFocalUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, | 722 fFocalUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 723 kFloat_GrSLType, "Conical2FSParams"); | 723 kFloat_GrSLType, "Conical2FSParams"); |
| 724 SkString tName("t"); | 724 SkString tName("t"); |
| 725 | 725 |
| 726 // this is the distance along x-axis from the end center to focal point in | 726 // this is the distance along x-axis from the end center to focal point in |
| 727 // transformed coordinates | 727 // transformed coordinates |
| 728 GrGLShaderVar focal = builder->getUniformVariable(fFocalUni); | 728 GrGLShaderVar focal = builder->getUniformVariable(fFocalUni); |
| 729 | 729 |
| 730 // if we have a vec3 from being in perspective, convert it to a vec2 first | 730 // if we have a vec3 from being in perspective, convert it to a vec2 first |
| 731 GrGLFragmentShaderBuilder* fsBuilder = builder->getFragmentShaderBuilder(); | 731 GrGLFragmentShaderBuilder* fsBuilder = builder->getFragmentShaderBuilder(); |
| 732 SkString coords2DString = fsBuilder->ensureFSCoords2D(coords, 0); | 732 SkString coords2DString = fsBuilder->ensureFSCoords2D(coords, 0); |
| 733 const char* coords2D = coords2DString.c_str(); | 733 const char* coords2D = coords2DString.c_str(); |
| 734 | 734 |
| 735 // t = p.x * focalX + length(p) | 735 // t = p.x * focalX + length(p) |
| 736 fsBuilder->codeAppendf("\tfloat %s = %s.x * %s + length(%s);\n", tName.c_st
r(), | 736 fsBuilder->codeAppendf("\tfloat %s = %s.x * %s + length(%s);\n", tName.c_st
r(), |
| 737 coords2D, focal.c_str(), coords2D); | 737 coords2D, focal.c_str(), coords2D); |
| 738 | 738 |
| 739 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); | 739 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); |
| 740 } | 740 } |
| 741 | 741 |
| 742 void GLFocalInside2PtConicalEffect::setData(const GrGLProgramDataManager& pdman, | 742 void GLFocalInside2PtConicalEffect::setData(const GrGLProgramDataManager& pdman, |
| 743 const GrEffect& effect) { | 743 const GrProcessor& processor) { |
| 744 INHERITED::setData(pdman, effect); | 744 INHERITED::setData(pdman, processor); |
| 745 const FocalInside2PtConicalEffect& data = effect.cast<FocalInside2PtConicalE
ffect>(); | 745 const FocalInside2PtConicalEffect& data = processor.cast<FocalInside2PtConic
alEffect>(); |
| 746 SkScalar focal = data.focal(); | 746 SkScalar focal = data.focal(); |
| 747 | 747 |
| 748 if (fCachedFocal != focal) { | 748 if (fCachedFocal != focal) { |
| 749 pdman.set1f(fFocalUni, SkScalarToFloat(focal)); | 749 pdman.set1f(fFocalUni, SkScalarToFloat(focal)); |
| 750 fCachedFocal = focal; | 750 fCachedFocal = focal; |
| 751 } | 751 } |
| 752 } | 752 } |
| 753 | 753 |
| 754 void GLFocalInside2PtConicalEffect::GenKey(const GrEffect& effect, | 754 void GLFocalInside2PtConicalEffect::GenKey(const GrProcessor& processor, |
| 755 const GrGLCaps&, GrEffectKeyBuilder*
b) { | 755 const GrGLCaps&, GrProcessorKeyBuilde
r* b) { |
| 756 b->add32(GenBaseGradientKey(effect)); | 756 b->add32(GenBaseGradientKey(processor)); |
| 757 } | 757 } |
| 758 | 758 |
| 759 ////////////////////////////////////////////////////////////////////////////// | 759 ////////////////////////////////////////////////////////////////////////////// |
| 760 // Circle Conical Gradients | 760 // Circle Conical Gradients |
| 761 ////////////////////////////////////////////////////////////////////////////// | 761 ////////////////////////////////////////////////////////////////////////////// |
| 762 | 762 |
| 763 struct CircleConicalInfo { | 763 struct CircleConicalInfo { |
| 764 SkPoint fCenterEnd; | 764 SkPoint fCenterEnd; |
| 765 SkScalar fA; | 765 SkScalar fA; |
| 766 SkScalar fB; | 766 SkScalar fB; |
| (...skipping 51 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 818 return kInside_ConicalType; | 818 return kInside_ConicalType; |
| 819 } | 819 } |
| 820 return kOutside_ConicalType; | 820 return kOutside_ConicalType; |
| 821 } | 821 } |
| 822 | 822 |
| 823 class GLCircleInside2PtConicalEffect; | 823 class GLCircleInside2PtConicalEffect; |
| 824 | 824 |
| 825 class CircleInside2PtConicalEffect : public GrGradientEffect { | 825 class CircleInside2PtConicalEffect : public GrGradientEffect { |
| 826 public: | 826 public: |
| 827 | 827 |
| 828 static GrEffect* Create(GrContext* ctx, | 828 static GrFragmentProcessor* Create(GrContext* ctx, |
| 829 const SkTwoPointConicalGradient& shader, | 829 const SkTwoPointConicalGradient& shader, |
| 830 const SkMatrix& matrix, | 830 const SkMatrix& matrix, |
| 831 SkShader::TileMode tm, | 831 SkShader::TileMode tm, |
| 832 const CircleConicalInfo& info) { | 832 const CircleConicalInfo& info) { |
| 833 return SkNEW_ARGS(CircleInside2PtConicalEffect, (ctx, shader, matrix, tm
, info)); | 833 return SkNEW_ARGS(CircleInside2PtConicalEffect, (ctx, shader, matrix, tm
, info)); |
| 834 } | 834 } |
| 835 | 835 |
| 836 virtual ~CircleInside2PtConicalEffect() {} | 836 virtual ~CircleInside2PtConicalEffect() {} |
| 837 | 837 |
| 838 static const char* Name() { return "Two-Point Conical Gradient Inside"; } | 838 static const char* Name() { return "Two-Point Conical Gradient Inside"; } |
| 839 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE; | 839 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE; |
| 840 | 840 |
| 841 SkScalar centerX() const { return fInfo.fCenterEnd.fX; } | 841 SkScalar centerX() const { return fInfo.fCenterEnd.fX; } |
| 842 SkScalar centerY() const { return fInfo.fCenterEnd.fY; } | 842 SkScalar centerY() const { return fInfo.fCenterEnd.fY; } |
| 843 SkScalar A() const { return fInfo.fA; } | 843 SkScalar A() const { return fInfo.fA; } |
| 844 SkScalar B() const { return fInfo.fB; } | 844 SkScalar B() const { return fInfo.fB; } |
| 845 SkScalar C() const { return fInfo.fC; } | 845 SkScalar C() const { return fInfo.fC; } |
| 846 | 846 |
| 847 typedef GLCircleInside2PtConicalEffect GLEffect; | 847 typedef GLCircleInside2PtConicalEffect GLProcessor; |
| 848 | 848 |
| 849 private: | 849 private: |
| 850 virtual bool onIsEqual(const GrEffect& sBase) const SK_OVERRIDE { | 850 virtual bool onIsEqual(const GrProcessor& sBase) const SK_OVERRIDE { |
| 851 const CircleInside2PtConicalEffect& s = sBase.cast<CircleInside2PtConica
lEffect>(); | 851 const CircleInside2PtConicalEffect& s = sBase.cast<CircleInside2PtConica
lEffect>(); |
| 852 return (INHERITED::onIsEqual(sBase) && | 852 return (INHERITED::onIsEqual(sBase) && |
| 853 this->fInfo.fCenterEnd == s.fInfo.fCenterEnd && | 853 this->fInfo.fCenterEnd == s.fInfo.fCenterEnd && |
| 854 this->fInfo.fA == s.fInfo.fA && | 854 this->fInfo.fA == s.fInfo.fA && |
| 855 this->fInfo.fB == s.fInfo.fB && | 855 this->fInfo.fB == s.fInfo.fB && |
| 856 this->fInfo.fC == s.fInfo.fC); | 856 this->fInfo.fC == s.fInfo.fC); |
| 857 } | 857 } |
| 858 | 858 |
| 859 CircleInside2PtConicalEffect(GrContext* ctx, | 859 CircleInside2PtConicalEffect(GrContext* ctx, |
| 860 const SkTwoPointConicalGradient& shader, | 860 const SkTwoPointConicalGradient& shader, |
| 861 const SkMatrix& matrix, | 861 const SkMatrix& matrix, |
| 862 SkShader::TileMode tm, | 862 SkShader::TileMode tm, |
| 863 const CircleConicalInfo& info) | 863 const CircleConicalInfo& info) |
| 864 : INHERITED(ctx, shader, matrix, tm), fInfo(info) {} | 864 : INHERITED(ctx, shader, matrix, tm), fInfo(info) {} |
| 865 | 865 |
| 866 GR_DECLARE_EFFECT_TEST; | 866 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| 867 | 867 |
| 868 const CircleConicalInfo fInfo; | 868 const CircleConicalInfo fInfo; |
| 869 | 869 |
| 870 typedef GrGradientEffect INHERITED; | 870 typedef GrGradientEffect INHERITED; |
| 871 }; | 871 }; |
| 872 | 872 |
| 873 class GLCircleInside2PtConicalEffect : public GrGLGradientEffect { | 873 class GLCircleInside2PtConicalEffect : public GrGLGradientEffect { |
| 874 public: | 874 public: |
| 875 GLCircleInside2PtConicalEffect(const GrBackendEffectFactory& factory, const
GrEffect&); | 875 GLCircleInside2PtConicalEffect(const GrBackendProcessorFactory& factory, con
st GrProcessor&); |
| 876 virtual ~GLCircleInside2PtConicalEffect() {} | 876 virtual ~GLCircleInside2PtConicalEffect() {} |
| 877 | 877 |
| 878 virtual void emitCode(GrGLProgramBuilder*, | 878 virtual void emitCode(GrGLProgramBuilder*, |
| 879 const GrEffect&, | 879 const GrFragmentProcessor&, |
| 880 const GrEffectKey&, | 880 const GrProcessorKey&, |
| 881 const char* outputColor, | 881 const char* outputColor, |
| 882 const char* inputColor, | 882 const char* inputColor, |
| 883 const TransformedCoordsArray&, | 883 const TransformedCoordsArray&, |
| 884 const TextureSamplerArray&) SK_OVERRIDE; | 884 const TextureSamplerArray&) SK_OVERRIDE; |
| 885 virtual void setData(const GrGLProgramDataManager&, const GrEffect&) SK_OVER
RIDE; | 885 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; |
| 886 | 886 |
| 887 static void GenKey(const GrEffect&, const GrGLCaps& caps, GrEffectKeyBuilder
* b); | 887 static void GenKey(const GrProcessor&, const GrGLCaps& caps, GrProcessorKeyB
uilder* b); |
| 888 | 888 |
| 889 protected: | 889 protected: |
| 890 UniformHandle fCenterUni; | 890 UniformHandle fCenterUni; |
| 891 UniformHandle fParamUni; | 891 UniformHandle fParamUni; |
| 892 | 892 |
| 893 const char* fVSVaryingName; | 893 const char* fVSVaryingName; |
| 894 const char* fFSVaryingName; | 894 const char* fFSVaryingName; |
| 895 | 895 |
| 896 // @{ | 896 // @{ |
| 897 /// Values last uploaded as uniforms | 897 /// Values last uploaded as uniforms |
| 898 | 898 |
| 899 SkScalar fCachedCenterX; | 899 SkScalar fCachedCenterX; |
| 900 SkScalar fCachedCenterY; | 900 SkScalar fCachedCenterY; |
| 901 SkScalar fCachedA; | 901 SkScalar fCachedA; |
| 902 SkScalar fCachedB; | 902 SkScalar fCachedB; |
| 903 SkScalar fCachedC; | 903 SkScalar fCachedC; |
| 904 | 904 |
| 905 // @} | 905 // @} |
| 906 | 906 |
| 907 private: | 907 private: |
| 908 typedef GrGLGradientEffect INHERITED; | 908 typedef GrGLGradientEffect INHERITED; |
| 909 | 909 |
| 910 }; | 910 }; |
| 911 | 911 |
| 912 const GrBackendEffectFactory& CircleInside2PtConicalEffect::getFactory() const { | 912 const GrBackendFragmentProcessorFactory& CircleInside2PtConicalEffect::getFactor
y() const { |
| 913 return GrTBackendEffectFactory<CircleInside2PtConicalEffect>::getInstance(); | 913 return GrTBackendFragmentProcessorFactory<CircleInside2PtConicalEffect>::get
Instance(); |
| 914 } | 914 } |
| 915 | 915 |
| 916 GR_DEFINE_EFFECT_TEST(CircleInside2PtConicalEffect); | 916 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(CircleInside2PtConicalEffect); |
| 917 | 917 |
| 918 /* | 918 /* |
| 919 * All Two point conical gradient test create functions may occasionally create
edge case shaders | 919 * All Two point conical gradient test create functions may occasionally create
edge case shaders |
| 920 */ | 920 */ |
| 921 GrEffect* CircleInside2PtConicalEffect::TestCreate(SkRandom* random, | 921 GrFragmentProcessor* CircleInside2PtConicalEffect::TestCreate(SkRandom* random, |
| 922 GrContext* context, | 922 GrContext* context
, |
| 923 const GrDrawTargetCaps&, | 923 const GrDrawTarget
Caps&, |
| 924 GrTexture**) { | 924 GrTexture**) { |
| 925 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; | 925 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; |
| 926 SkScalar radius1 = random->nextUScalar1() + 0.0001f; // make sure radius1 !=
0 | 926 SkScalar radius1 = random->nextUScalar1() + 0.0001f; // make sure radius1 !=
0 |
| 927 SkPoint center2; | 927 SkPoint center2; |
| 928 SkScalar radius2; | 928 SkScalar radius2; |
| 929 do { | 929 do { |
| 930 center2.set(random->nextUScalar1(), random->nextUScalar1()); | 930 center2.set(random->nextUScalar1(), random->nextUScalar1()); |
| 931 // Below makes sure that circle one is contained within circle two | 931 // Below makes sure that circle one is contained within circle two |
| 932 SkScalar increase = random->nextUScalar1(); | 932 SkScalar increase = random->nextUScalar1(); |
| 933 SkPoint diff = center2 - center1; | 933 SkPoint diff = center2 - center1; |
| 934 SkScalar diffLen = diff.length(); | 934 SkScalar diffLen = diff.length(); |
| 935 radius2 = radius1 + diffLen + increase; | 935 radius2 = radius1 + diffLen + increase; |
| 936 // If the circles are identical the factory will give us an empty shader
. | 936 // If the circles are identical the factory will give us an empty shader
. |
| 937 } while (radius1 == radius2 && center1 == center2); | 937 } while (radius1 == radius2 && center1 == center2); |
| 938 | 938 |
| 939 SkColor colors[kMaxRandomGradientColors]; | 939 SkColor colors[kMaxRandomGradientColors]; |
| 940 SkScalar stopsArray[kMaxRandomGradientColors]; | 940 SkScalar stopsArray[kMaxRandomGradientColors]; |
| 941 SkScalar* stops = stopsArray; | 941 SkScalar* stops = stopsArray; |
| 942 SkShader::TileMode tm; | 942 SkShader::TileMode tm; |
| 943 int colorCount = RandomGradientParams(random, colors, &stops, &tm); | 943 int colorCount = RandomGradientParams(random, colors, &stops, &tm); |
| 944 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, | 944 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, |
| 945 center
2, radius2, | 945 center
2, radius2, |
| 946 colors
, stops, colorCount, | 946 colors
, stops, colorCount, |
| 947 tm)); | 947 tm)); |
| 948 SkPaint paint; | 948 SkPaint paint; |
| 949 GrColor paintColor; | 949 GrColor paintColor; |
| 950 GrEffect* effect; | 950 GrFragmentProcessor* processor; |
| 951 SkAssertResult(shader->asNewEffect(context, paint, NULL, &paintColor, &effec
t)); | 951 SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor
, &processor)); |
| 952 return effect; | 952 return processor; |
| 953 } | 953 } |
| 954 | 954 |
| 955 GLCircleInside2PtConicalEffect::GLCircleInside2PtConicalEffect(const GrBackendEf
fectFactory& factory, | 955 GLCircleInside2PtConicalEffect::GLCircleInside2PtConicalEffect(const GrBackendPr
ocessorFactory& factory, |
| 956 const GrEffect& e
ffect) | 956 const GrProcessor
& processor) |
| 957 : INHERITED(factory) | 957 : INHERITED(factory) |
| 958 , fVSVaryingName(NULL) | 958 , fVSVaryingName(NULL) |
| 959 , fFSVaryingName(NULL) | 959 , fFSVaryingName(NULL) |
| 960 , fCachedCenterX(SK_ScalarMax) | 960 , fCachedCenterX(SK_ScalarMax) |
| 961 , fCachedCenterY(SK_ScalarMax) | 961 , fCachedCenterY(SK_ScalarMax) |
| 962 , fCachedA(SK_ScalarMax) | 962 , fCachedA(SK_ScalarMax) |
| 963 , fCachedB(SK_ScalarMax) | 963 , fCachedB(SK_ScalarMax) |
| 964 , fCachedC(SK_ScalarMax) {} | 964 , fCachedC(SK_ScalarMax) {} |
| 965 | 965 |
| 966 void GLCircleInside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, | 966 void GLCircleInside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, |
| 967 const GrEffect&, | 967 const GrFragmentProcessor&, |
| 968 const GrEffectKey& key, | 968 const GrProcessorKey& key, |
| 969 const char* outputColor, | 969 const char* outputColor, |
| 970 const char* inputColor, | 970 const char* inputColor, |
| 971 const TransformedCoordsArray& coor
ds, | 971 const TransformedCoordsArray& coor
ds, |
| 972 const TextureSamplerArray& sampler
s) { | 972 const TextureSamplerArray& sampler
s) { |
| 973 uint32_t baseKey = key.get32(0); | 973 uint32_t baseKey = key.get32(0); |
| 974 this->emitUniforms(builder, baseKey); | 974 this->emitUniforms(builder, baseKey); |
| 975 fCenterUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, | 975 fCenterUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 976 kVec2f_GrSLType, "Conical2FSCenter"); | 976 kVec2f_GrSLType, "Conical2FSCenter"); |
| 977 fParamUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, | 977 fParamUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 978 kVec3f_GrSLType, "Conical2FSParams"); | 978 kVec3f_GrSLType, "Conical2FSParams"); |
| (...skipping 21 matching lines...) Expand all Loading... |
| 1000 fsBuilder->codeAppendf("\tfloat pDotp = dot(%s, %s);\n", coords2D, coords2D
); | 1000 fsBuilder->codeAppendf("\tfloat pDotp = dot(%s, %s);\n", coords2D, coords2D
); |
| 1001 fsBuilder->codeAppendf("\tfloat d = dot(%s, %s) + %s.y;\n", coords2D, cente
r.c_str(), | 1001 fsBuilder->codeAppendf("\tfloat d = dot(%s, %s) + %s.y;\n", coords2D, cente
r.c_str(), |
| 1002 params.c_str()); | 1002 params.c_str()); |
| 1003 fsBuilder->codeAppendf("\tfloat %s = d + sqrt(d * d - %s.x * pDotp + %s.z);\
n", | 1003 fsBuilder->codeAppendf("\tfloat %s = d + sqrt(d * d - %s.x * pDotp + %s.z);\
n", |
| 1004 tName.c_str(), params.c_str(), params.c_str()); | 1004 tName.c_str(), params.c_str(), params.c_str()); |
| 1005 | 1005 |
| 1006 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); | 1006 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); |
| 1007 } | 1007 } |
| 1008 | 1008 |
| 1009 void GLCircleInside2PtConicalEffect::setData(const GrGLProgramDataManager& pdman
, | 1009 void GLCircleInside2PtConicalEffect::setData(const GrGLProgramDataManager& pdman
, |
| 1010 const GrEffect& effect) { | 1010 const GrProcessor& processor) { |
| 1011 INHERITED::setData(pdman, effect); | 1011 INHERITED::setData(pdman, processor); |
| 1012 const CircleInside2PtConicalEffect& data = effect.cast<CircleInside2PtConica
lEffect>(); | 1012 const CircleInside2PtConicalEffect& data = processor.cast<CircleInside2PtCon
icalEffect>(); |
| 1013 SkScalar centerX = data.centerX(); | 1013 SkScalar centerX = data.centerX(); |
| 1014 SkScalar centerY = data.centerY(); | 1014 SkScalar centerY = data.centerY(); |
| 1015 SkScalar A = data.A(); | 1015 SkScalar A = data.A(); |
| 1016 SkScalar B = data.B(); | 1016 SkScalar B = data.B(); |
| 1017 SkScalar C = data.C(); | 1017 SkScalar C = data.C(); |
| 1018 | 1018 |
| 1019 if (fCachedCenterX != centerX || fCachedCenterY != centerY || | 1019 if (fCachedCenterX != centerX || fCachedCenterY != centerY || |
| 1020 fCachedA != A || fCachedB != B || fCachedC != C) { | 1020 fCachedA != A || fCachedB != B || fCachedC != C) { |
| 1021 | 1021 |
| 1022 pdman.set2f(fCenterUni, SkScalarToFloat(centerX), SkScalarToFloat(center
Y)); | 1022 pdman.set2f(fCenterUni, SkScalarToFloat(centerX), SkScalarToFloat(center
Y)); |
| 1023 pdman.set3f(fParamUni, SkScalarToFloat(A), SkScalarToFloat(B), SkScalarT
oFloat(C)); | 1023 pdman.set3f(fParamUni, SkScalarToFloat(A), SkScalarToFloat(B), SkScalarT
oFloat(C)); |
| 1024 | 1024 |
| 1025 fCachedCenterX = centerX; | 1025 fCachedCenterX = centerX; |
| 1026 fCachedCenterY = centerY; | 1026 fCachedCenterY = centerY; |
| 1027 fCachedA = A; | 1027 fCachedA = A; |
| 1028 fCachedB = B; | 1028 fCachedB = B; |
| 1029 fCachedC = C; | 1029 fCachedC = C; |
| 1030 } | 1030 } |
| 1031 } | 1031 } |
| 1032 | 1032 |
| 1033 void GLCircleInside2PtConicalEffect::GenKey(const GrEffect& effect, | 1033 void GLCircleInside2PtConicalEffect::GenKey(const GrProcessor& processor, |
| 1034 const GrGLCaps&, GrEffectKeyBuilder*
b) { | 1034 const GrGLCaps&, GrProcessorKeyBuild
er* b) { |
| 1035 b->add32(GenBaseGradientKey(effect)); | 1035 b->add32(GenBaseGradientKey(processor)); |
| 1036 } | 1036 } |
| 1037 | 1037 |
| 1038 ////////////////////////////////////////////////////////////////////////////// | 1038 ////////////////////////////////////////////////////////////////////////////// |
| 1039 | 1039 |
| 1040 class GLCircleOutside2PtConicalEffect; | 1040 class GLCircleOutside2PtConicalEffect; |
| 1041 | 1041 |
| 1042 class CircleOutside2PtConicalEffect : public GrGradientEffect { | 1042 class CircleOutside2PtConicalEffect : public GrGradientEffect { |
| 1043 public: | 1043 public: |
| 1044 | 1044 |
| 1045 static GrEffect* Create(GrContext* ctx, | 1045 static GrFragmentProcessor* Create(GrContext* ctx, |
| 1046 const SkTwoPointConicalGradient& shader, | 1046 const SkTwoPointConicalGradient& shader, |
| 1047 const SkMatrix& matrix, | 1047 const SkMatrix& matrix, |
| 1048 SkShader::TileMode tm, | 1048 SkShader::TileMode tm, |
| 1049 const CircleConicalInfo& info) { | 1049 const CircleConicalInfo& info) { |
| 1050 return SkNEW_ARGS(CircleOutside2PtConicalEffect, (ctx, shader, matrix, t
m, info)); | 1050 return SkNEW_ARGS(CircleOutside2PtConicalEffect, (ctx, shader, matrix, t
m, info)); |
| 1051 } | 1051 } |
| 1052 | 1052 |
| 1053 virtual ~CircleOutside2PtConicalEffect() {} | 1053 virtual ~CircleOutside2PtConicalEffect() {} |
| 1054 | 1054 |
| 1055 static const char* Name() { return "Two-Point Conical Gradient Outside"; } | 1055 static const char* Name() { return "Two-Point Conical Gradient Outside"; } |
| 1056 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE; | 1056 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE; |
| 1057 | 1057 |
| 1058 SkScalar centerX() const { return fInfo.fCenterEnd.fX; } | 1058 SkScalar centerX() const { return fInfo.fCenterEnd.fX; } |
| 1059 SkScalar centerY() const { return fInfo.fCenterEnd.fY; } | 1059 SkScalar centerY() const { return fInfo.fCenterEnd.fY; } |
| 1060 SkScalar A() const { return fInfo.fA; } | 1060 SkScalar A() const { return fInfo.fA; } |
| 1061 SkScalar B() const { return fInfo.fB; } | 1061 SkScalar B() const { return fInfo.fB; } |
| 1062 SkScalar C() const { return fInfo.fC; } | 1062 SkScalar C() const { return fInfo.fC; } |
| 1063 SkScalar tLimit() const { return fTLimit; } | 1063 SkScalar tLimit() const { return fTLimit; } |
| 1064 bool isFlipped() const { return fIsFlipped; } | 1064 bool isFlipped() const { return fIsFlipped; } |
| 1065 | 1065 |
| 1066 typedef GLCircleOutside2PtConicalEffect GLEffect; | 1066 typedef GLCircleOutside2PtConicalEffect GLProcessor; |
| 1067 | 1067 |
| 1068 private: | 1068 private: |
| 1069 virtual bool onIsEqual(const GrEffect& sBase) const SK_OVERRIDE { | 1069 virtual bool onIsEqual(const GrProcessor& sBase) const SK_OVERRIDE { |
| 1070 const CircleOutside2PtConicalEffect& s = sBase.cast<CircleOutside2PtConi
calEffect>(); | 1070 const CircleOutside2PtConicalEffect& s = sBase.cast<CircleOutside2PtConi
calEffect>(); |
| 1071 return (INHERITED::onIsEqual(sBase) && | 1071 return (INHERITED::onIsEqual(sBase) && |
| 1072 this->fInfo.fCenterEnd == s.fInfo.fCenterEnd && | 1072 this->fInfo.fCenterEnd == s.fInfo.fCenterEnd && |
| 1073 this->fInfo.fA == s.fInfo.fA && | 1073 this->fInfo.fA == s.fInfo.fA && |
| 1074 this->fInfo.fB == s.fInfo.fB && | 1074 this->fInfo.fB == s.fInfo.fB && |
| 1075 this->fInfo.fC == s.fInfo.fC && | 1075 this->fInfo.fC == s.fInfo.fC && |
| 1076 this->fTLimit == s.fTLimit && | 1076 this->fTLimit == s.fTLimit && |
| 1077 this->fIsFlipped == s.fIsFlipped); | 1077 this->fIsFlipped == s.fIsFlipped); |
| 1078 } | 1078 } |
| 1079 | 1079 |
| 1080 CircleOutside2PtConicalEffect(GrContext* ctx, | 1080 CircleOutside2PtConicalEffect(GrContext* ctx, |
| 1081 const SkTwoPointConicalGradient& shader, | 1081 const SkTwoPointConicalGradient& shader, |
| 1082 const SkMatrix& matrix, | 1082 const SkMatrix& matrix, |
| 1083 SkShader::TileMode tm, | 1083 SkShader::TileMode tm, |
| 1084 const CircleConicalInfo& info) | 1084 const CircleConicalInfo& info) |
| 1085 : INHERITED(ctx, shader, matrix, tm), fInfo(info) { | 1085 : INHERITED(ctx, shader, matrix, tm), fInfo(info) { |
| 1086 if (shader.getStartRadius() != shader.getEndRadius()) { | 1086 if (shader.getStartRadius() != shader.getEndRadius()) { |
| 1087 fTLimit = SkScalarDiv(shader.getStartRadius(), | 1087 fTLimit = SkScalarDiv(shader.getStartRadius(), |
| 1088 (shader.getStartRadius() - shader.getEndRadius
())); | 1088 (shader.getStartRadius() - shader.getEndRadius
())); |
| 1089 } else { | 1089 } else { |
| 1090 fTLimit = SK_ScalarMin; | 1090 fTLimit = SK_ScalarMin; |
| 1091 } | 1091 } |
| 1092 | 1092 |
| 1093 fIsFlipped = shader.isFlippedGrad(); | 1093 fIsFlipped = shader.isFlippedGrad(); |
| 1094 } | 1094 } |
| 1095 | 1095 |
| 1096 GR_DECLARE_EFFECT_TEST; | 1096 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| 1097 | 1097 |
| 1098 const CircleConicalInfo fInfo; | 1098 const CircleConicalInfo fInfo; |
| 1099 SkScalar fTLimit; | 1099 SkScalar fTLimit; |
| 1100 bool fIsFlipped; | 1100 bool fIsFlipped; |
| 1101 | 1101 |
| 1102 typedef GrGradientEffect INHERITED; | 1102 typedef GrGradientEffect INHERITED; |
| 1103 }; | 1103 }; |
| 1104 | 1104 |
| 1105 class GLCircleOutside2PtConicalEffect : public GrGLGradientEffect { | 1105 class GLCircleOutside2PtConicalEffect : public GrGLGradientEffect { |
| 1106 public: | 1106 public: |
| 1107 GLCircleOutside2PtConicalEffect(const GrBackendEffectFactory& factory, const
GrEffect&); | 1107 GLCircleOutside2PtConicalEffect(const GrBackendProcessorFactory&, const GrPr
ocessor&); |
| 1108 virtual ~GLCircleOutside2PtConicalEffect() {} | 1108 virtual ~GLCircleOutside2PtConicalEffect() {} |
| 1109 | 1109 |
| 1110 virtual void emitCode(GrGLProgramBuilder*, | 1110 virtual void emitCode(GrGLProgramBuilder*, |
| 1111 const GrEffect&, | 1111 const GrFragmentProcessor&, |
| 1112 const GrEffectKey&, | 1112 const GrProcessorKey&, |
| 1113 const char* outputColor, | 1113 const char* outputColor, |
| 1114 const char* inputColor, | 1114 const char* inputColor, |
| 1115 const TransformedCoordsArray&, | 1115 const TransformedCoordsArray&, |
| 1116 const TextureSamplerArray&) SK_OVERRIDE; | 1116 const TextureSamplerArray&) SK_OVERRIDE; |
| 1117 virtual void setData(const GrGLProgramDataManager&, const GrEffect&) SK_OVER
RIDE; | 1117 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; |
| 1118 | 1118 |
| 1119 static void GenKey(const GrEffect&, const GrGLCaps& caps, GrEffectKeyBuilder
* b); | 1119 static void GenKey(const GrProcessor&, const GrGLCaps& caps, GrProcessorKeyB
uilder* b); |
| 1120 | 1120 |
| 1121 protected: | 1121 protected: |
| 1122 UniformHandle fCenterUni; | 1122 UniformHandle fCenterUni; |
| 1123 UniformHandle fParamUni; | 1123 UniformHandle fParamUni; |
| 1124 | 1124 |
| 1125 const char* fVSVaryingName; | 1125 const char* fVSVaryingName; |
| 1126 const char* fFSVaryingName; | 1126 const char* fFSVaryingName; |
| 1127 | 1127 |
| 1128 bool fIsFlipped; | 1128 bool fIsFlipped; |
| 1129 | 1129 |
| 1130 // @{ | 1130 // @{ |
| 1131 /// Values last uploaded as uniforms | 1131 /// Values last uploaded as uniforms |
| 1132 | 1132 |
| 1133 SkScalar fCachedCenterX; | 1133 SkScalar fCachedCenterX; |
| 1134 SkScalar fCachedCenterY; | 1134 SkScalar fCachedCenterY; |
| 1135 SkScalar fCachedA; | 1135 SkScalar fCachedA; |
| 1136 SkScalar fCachedB; | 1136 SkScalar fCachedB; |
| 1137 SkScalar fCachedC; | 1137 SkScalar fCachedC; |
| 1138 SkScalar fCachedTLimit; | 1138 SkScalar fCachedTLimit; |
| 1139 | 1139 |
| 1140 // @} | 1140 // @} |
| 1141 | 1141 |
| 1142 private: | 1142 private: |
| 1143 typedef GrGLGradientEffect INHERITED; | 1143 typedef GrGLGradientEffect INHERITED; |
| 1144 | 1144 |
| 1145 }; | 1145 }; |
| 1146 | 1146 |
| 1147 const GrBackendEffectFactory& CircleOutside2PtConicalEffect::getFactory() const
{ | 1147 const GrBackendFragmentProcessorFactory& CircleOutside2PtConicalEffect::getFacto
ry() const { |
| 1148 return GrTBackendEffectFactory<CircleOutside2PtConicalEffect>::getInstance()
; | 1148 return GrTBackendFragmentProcessorFactory<CircleOutside2PtConicalEffect>::ge
tInstance(); |
| 1149 } | 1149 } |
| 1150 | 1150 |
| 1151 GR_DEFINE_EFFECT_TEST(CircleOutside2PtConicalEffect); | 1151 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(CircleOutside2PtConicalEffect); |
| 1152 | 1152 |
| 1153 /* | 1153 /* |
| 1154 * All Two point conical gradient test create functions may occasionally create
edge case shaders | 1154 * All Two point conical gradient test create functions may occasionally create
edge case shaders |
| 1155 */ | 1155 */ |
| 1156 GrEffect* CircleOutside2PtConicalEffect::TestCreate(SkRandom* random, | 1156 GrFragmentProcessor* CircleOutside2PtConicalEffect::TestCreate(SkRandom* random, |
| 1157 GrContext* context, | 1157 GrContext* contex
t, |
| 1158 const GrDrawTargetCaps&, | 1158 const GrDrawTarge
tCaps&, |
| 1159 GrTexture**) { | 1159 GrTexture**) { |
| 1160 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; | 1160 SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()}; |
| 1161 SkScalar radius1 = random->nextUScalar1() + 0.0001f; // make sure radius1 !=
0 | 1161 SkScalar radius1 = random->nextUScalar1() + 0.0001f; // make sure radius1 !=
0 |
| 1162 SkPoint center2; | 1162 SkPoint center2; |
| 1163 SkScalar radius2; | 1163 SkScalar radius2; |
| 1164 SkScalar diffLen; | 1164 SkScalar diffLen; |
| 1165 do { | 1165 do { |
| 1166 center2.set(random->nextUScalar1(), random->nextUScalar1()); | 1166 center2.set(random->nextUScalar1(), random->nextUScalar1()); |
| 1167 // If the circles share a center than we can't be in the outside case | 1167 // If the circles share a center than we can't be in the outside case |
| 1168 } while (center1 == center2); | 1168 } while (center1 == center2); |
| 1169 SkPoint diff = center2 - center1; | 1169 SkPoint diff = center2 - center1; |
| 1170 diffLen = diff.length(); | 1170 diffLen = diff.length(); |
| 1171 // Below makes sure that circle one is not contained within circle two | 1171 // Below makes sure that circle one is not contained within circle two |
| 1172 // and have radius2 >= radius to match sorting on cpu side | 1172 // and have radius2 >= radius to match sorting on cpu side |
| 1173 radius2 = radius1 + random->nextRangeF(0.f, diffLen); | 1173 radius2 = radius1 + random->nextRangeF(0.f, diffLen); |
| 1174 | 1174 |
| 1175 SkColor colors[kMaxRandomGradientColors]; | 1175 SkColor colors[kMaxRandomGradientColors]; |
| 1176 SkScalar stopsArray[kMaxRandomGradientColors]; | 1176 SkScalar stopsArray[kMaxRandomGradientColors]; |
| 1177 SkScalar* stops = stopsArray; | 1177 SkScalar* stops = stopsArray; |
| 1178 SkShader::TileMode tm; | 1178 SkShader::TileMode tm; |
| 1179 int colorCount = RandomGradientParams(random, colors, &stops, &tm); | 1179 int colorCount = RandomGradientParams(random, colors, &stops, &tm); |
| 1180 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, | 1180 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateTwoPointConical(center
1, radius1, |
| 1181 center
2, radius2, | 1181 center
2, radius2, |
| 1182 colors
, stops, colorCount, | 1182 colors
, stops, colorCount, |
| 1183 tm)); | 1183 tm)); |
| 1184 SkPaint paint; | 1184 SkPaint paint; |
| 1185 GrColor paintColor; | 1185 GrColor paintColor; |
| 1186 GrEffect* effect; | 1186 GrFragmentProcessor* processor; |
| 1187 SkAssertResult(shader->asNewEffect(context, paint, NULL, &paintColor, &effec
t)); | 1187 SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor
, &processor)); |
| 1188 return effect; | 1188 return processor; |
| 1189 } | 1189 } |
| 1190 | 1190 |
| 1191 GLCircleOutside2PtConicalEffect::GLCircleOutside2PtConicalEffect(const GrBackend
EffectFactory& factory, | 1191 GLCircleOutside2PtConicalEffect::GLCircleOutside2PtConicalEffect(const GrBackend
ProcessorFactory& factory, |
| 1192 const GrEffect&
effect) | 1192 const GrProcess
or& processor) |
| 1193 : INHERITED(factory) | 1193 : INHERITED(factory) |
| 1194 , fVSVaryingName(NULL) | 1194 , fVSVaryingName(NULL) |
| 1195 , fFSVaryingName(NULL) | 1195 , fFSVaryingName(NULL) |
| 1196 , fCachedCenterX(SK_ScalarMax) | 1196 , fCachedCenterX(SK_ScalarMax) |
| 1197 , fCachedCenterY(SK_ScalarMax) | 1197 , fCachedCenterY(SK_ScalarMax) |
| 1198 , fCachedA(SK_ScalarMax) | 1198 , fCachedA(SK_ScalarMax) |
| 1199 , fCachedB(SK_ScalarMax) | 1199 , fCachedB(SK_ScalarMax) |
| 1200 , fCachedC(SK_ScalarMax) | 1200 , fCachedC(SK_ScalarMax) |
| 1201 , fCachedTLimit(SK_ScalarMax) { | 1201 , fCachedTLimit(SK_ScalarMax) { |
| 1202 const CircleOutside2PtConicalEffect& data = effect.cast<CircleOutside2PtConi
calEffect>(); | 1202 const CircleOutside2PtConicalEffect& data = processor.cast<CircleOutside2PtC
onicalEffect>(); |
| 1203 fIsFlipped = data.isFlipped(); | 1203 fIsFlipped = data.isFlipped(); |
| 1204 } | 1204 } |
| 1205 | 1205 |
| 1206 void GLCircleOutside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, | 1206 void GLCircleOutside2PtConicalEffect::emitCode(GrGLProgramBuilder* builder, |
| 1207 const GrEffect&, | 1207 const GrFragmentProcessor&, |
| 1208 const GrEffectKey& key, | 1208 const GrProcessorKey& key, |
| 1209 const char* outputColor, | 1209 const char* outputColor, |
| 1210 const char* inputColor, | 1210 const char* inputColor, |
| 1211 const TransformedCoordsArray& coo
rds, | 1211 const TransformedCoordsArray& coo
rds, |
| 1212 const TextureSamplerArray& sample
rs) { | 1212 const TextureSamplerArray& sample
rs) { |
| 1213 uint32_t baseKey = key.get32(0); | 1213 uint32_t baseKey = key.get32(0); |
| 1214 this->emitUniforms(builder, baseKey); | 1214 this->emitUniforms(builder, baseKey); |
| 1215 fCenterUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, | 1215 fCenterUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 1216 kVec2f_GrSLType, "Conical2FSCenter"); | 1216 kVec2f_GrSLType, "Conical2FSCenter"); |
| 1217 fParamUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, | 1217 fParamUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 1218 kVec4f_GrSLType, "Conical2FSParams"); | 1218 kVec4f_GrSLType, "Conical2FSParams"); |
| (...skipping 37 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 1256 fsBuilder->codeAppendf("\tfloat %s = d - sqrt(deter);\n", tName.c_str())
; | 1256 fsBuilder->codeAppendf("\tfloat %s = d - sqrt(deter);\n", tName.c_str())
; |
| 1257 } | 1257 } |
| 1258 | 1258 |
| 1259 fsBuilder->codeAppendf("\tif (%s >= %s.w && deter >= 0.0) {\n", tName.c_str(
), params.c_str()); | 1259 fsBuilder->codeAppendf("\tif (%s >= %s.w && deter >= 0.0) {\n", tName.c_str(
), params.c_str()); |
| 1260 fsBuilder->codeAppend("\t\t"); | 1260 fsBuilder->codeAppend("\t\t"); |
| 1261 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); | 1261 this->emitColor(builder, tName.c_str(), baseKey, outputColor, inputColor, sa
mplers); |
| 1262 fsBuilder->codeAppend("\t}\n"); | 1262 fsBuilder->codeAppend("\t}\n"); |
| 1263 } | 1263 } |
| 1264 | 1264 |
| 1265 void GLCircleOutside2PtConicalEffect::setData(const GrGLProgramDataManager& pdma
n, | 1265 void GLCircleOutside2PtConicalEffect::setData(const GrGLProgramDataManager& pdma
n, |
| 1266 const GrEffect& effect) { | 1266 const GrProcessor& processor) { |
| 1267 INHERITED::setData(pdman, effect); | 1267 INHERITED::setData(pdman, processor); |
| 1268 const CircleOutside2PtConicalEffect& data = effect.cast<CircleOutside2PtConi
calEffect>(); | 1268 const CircleOutside2PtConicalEffect& data = processor.cast<CircleOutside2PtC
onicalEffect>(); |
| 1269 SkASSERT(data.isFlipped() == fIsFlipped); | 1269 SkASSERT(data.isFlipped() == fIsFlipped); |
| 1270 SkScalar centerX = data.centerX(); | 1270 SkScalar centerX = data.centerX(); |
| 1271 SkScalar centerY = data.centerY(); | 1271 SkScalar centerY = data.centerY(); |
| 1272 SkScalar A = data.A(); | 1272 SkScalar A = data.A(); |
| 1273 SkScalar B = data.B(); | 1273 SkScalar B = data.B(); |
| 1274 SkScalar C = data.C(); | 1274 SkScalar C = data.C(); |
| 1275 SkScalar tLimit = data.tLimit(); | 1275 SkScalar tLimit = data.tLimit(); |
| 1276 | 1276 |
| 1277 if (fCachedCenterX != centerX || fCachedCenterY != centerY || | 1277 if (fCachedCenterX != centerX || fCachedCenterY != centerY || |
| 1278 fCachedA != A || fCachedB != B || fCachedC != C || fCachedTLimit != tLim
it) { | 1278 fCachedA != A || fCachedB != B || fCachedC != C || fCachedTLimit != tLim
it) { |
| 1279 | 1279 |
| 1280 pdman.set2f(fCenterUni, SkScalarToFloat(centerX), SkScalarToFloat(center
Y)); | 1280 pdman.set2f(fCenterUni, SkScalarToFloat(centerX), SkScalarToFloat(center
Y)); |
| 1281 pdman.set4f(fParamUni, SkScalarToFloat(A), SkScalarToFloat(B), SkScalarT
oFloat(C), | 1281 pdman.set4f(fParamUni, SkScalarToFloat(A), SkScalarToFloat(B), SkScalarT
oFloat(C), |
| 1282 SkScalarToFloat(tLimit)); | 1282 SkScalarToFloat(tLimit)); |
| 1283 | 1283 |
| 1284 fCachedCenterX = centerX; | 1284 fCachedCenterX = centerX; |
| 1285 fCachedCenterY = centerY; | 1285 fCachedCenterY = centerY; |
| 1286 fCachedA = A; | 1286 fCachedA = A; |
| 1287 fCachedB = B; | 1287 fCachedB = B; |
| 1288 fCachedC = C; | 1288 fCachedC = C; |
| 1289 fCachedTLimit = tLimit; | 1289 fCachedTLimit = tLimit; |
| 1290 } | 1290 } |
| 1291 } | 1291 } |
| 1292 | 1292 |
| 1293 void GLCircleOutside2PtConicalEffect::GenKey(const GrEffect& effect, | 1293 void GLCircleOutside2PtConicalEffect::GenKey(const GrProcessor& processor, |
| 1294 const GrGLCaps&, GrEffectKeyBuilder
* b) { | 1294 const GrGLCaps&, GrProcessorKeyBuil
der* b) { |
| 1295 uint32_t* key = b->add32n(2); | 1295 uint32_t* key = b->add32n(2); |
| 1296 key[0] = GenBaseGradientKey(effect); | 1296 key[0] = GenBaseGradientKey(processor); |
| 1297 key[1] = effect.cast<CircleOutside2PtConicalEffect>().isFlipped(); | 1297 key[1] = processor.cast<CircleOutside2PtConicalEffect>().isFlipped(); |
| 1298 } | 1298 } |
| 1299 | 1299 |
| 1300 ////////////////////////////////////////////////////////////////////////////// | 1300 ////////////////////////////////////////////////////////////////////////////// |
| 1301 | 1301 |
| 1302 GrEffect* Gr2PtConicalGradientEffect::Create(GrContext* ctx, | 1302 GrFragmentProcessor* Gr2PtConicalGradientEffect::Create(GrContext* ctx, |
| 1303 const SkTwoPointConicalGradient& sh
ader, | 1303 const SkTwoPointConicalG
radient& shader, |
| 1304 SkShader::TileMode tm, | 1304 SkShader::TileMode tm, |
| 1305 const SkMatrix* localMatrix) { | 1305 const SkMatrix* localMat
rix) { |
| 1306 SkMatrix matrix; | 1306 SkMatrix matrix; |
| 1307 if (!shader.getLocalMatrix().invert(&matrix)) { | 1307 if (!shader.getLocalMatrix().invert(&matrix)) { |
| 1308 return NULL; | 1308 return NULL; |
| 1309 } | 1309 } |
| 1310 if (localMatrix) { | 1310 if (localMatrix) { |
| 1311 SkMatrix inv; | 1311 SkMatrix inv; |
| 1312 if (!localMatrix->invert(&inv)) { | 1312 if (!localMatrix->invert(&inv)) { |
| 1313 return NULL; | 1313 return NULL; |
| 1314 } | 1314 } |
| 1315 matrix.postConcat(inv); | 1315 matrix.postConcat(inv); |
| (...skipping 19 matching lines...) Expand all Loading... |
| 1335 return CircleInside2PtConicalEffect::Create(ctx, shader, matrix, tm, inf
o); | 1335 return CircleInside2PtConicalEffect::Create(ctx, shader, matrix, tm, inf
o); |
| 1336 } else if (type == kEdge_ConicalType) { | 1336 } else if (type == kEdge_ConicalType) { |
| 1337 set_matrix_edge_conical(shader, &matrix); | 1337 set_matrix_edge_conical(shader, &matrix); |
| 1338 return Edge2PtConicalEffect::Create(ctx, shader, matrix, tm); | 1338 return Edge2PtConicalEffect::Create(ctx, shader, matrix, tm); |
| 1339 } else { | 1339 } else { |
| 1340 return CircleOutside2PtConicalEffect::Create(ctx, shader, matrix, tm, in
fo); | 1340 return CircleOutside2PtConicalEffect::Create(ctx, shader, matrix, tm, in
fo); |
| 1341 } | 1341 } |
| 1342 } | 1342 } |
| 1343 | 1343 |
| 1344 #endif | 1344 #endif |
| OLD | NEW |