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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 "GrRRectEffect.h" | 8 #include "GrRRectEffect.h" |
| 9 | 9 |
| 10 #include "gl/GrGLEffect.h" | 10 #include "gl/GrGLEffect.h" |
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| 137 virtual void emitCode(GrGLShaderBuilder* builder, | 137 virtual void emitCode(GrGLShaderBuilder* builder, |
| 138 const GrDrawEffect& drawEffect, | 138 const GrDrawEffect& drawEffect, |
| 139 const GrEffectKey& key, | 139 const GrEffectKey& key, |
| 140 const char* outputColor, | 140 const char* outputColor, |
| 141 const char* inputColor, | 141 const char* inputColor, |
| 142 const TransformedCoordsArray&, | 142 const TransformedCoordsArray&, |
| 143 const TextureSamplerArray&) SK_OVERRIDE; | 143 const TextureSamplerArray&) SK_OVERRIDE; |
| 144 | 144 |
| 145 static inline void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyB
uilder*); | 145 static inline void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyB
uilder*); |
| 146 | 146 |
| 147 virtual void setData(const GrGLUniformManager&, const GrDrawEffect&) SK_OVER
RIDE; | 147 virtual void setData(const GrGLProgramDataManager&, const GrDrawEffect&) SK_
OVERRIDE; |
| 148 | 148 |
| 149 private: | 149 private: |
| 150 GrGLUniformManager::UniformHandle fInnerRectUniform; | 150 GrGLProgramDataManager::UniformHandle fInnerRectUniform; |
| 151 GrGLUniformManager::UniformHandle fRadiusPlusHalfUniform; | 151 GrGLProgramDataManager::UniformHandle fRadiusPlusHalfUniform; |
| 152 SkRRect fPrevRRect; | 152 SkRRect fPrevRRect; |
| 153 typedef GrGLEffect INHERITED; | 153 typedef GrGLEffect INHERITED; |
| 154 }; | 154 }; |
| 155 | 155 |
| 156 GLCircularRRectEffect::GLCircularRRectEffect(const GrBackendEffectFactory& facto
ry, | 156 GLCircularRRectEffect::GLCircularRRectEffect(const GrBackendEffectFactory& facto
ry, |
| 157 const GrDrawEffect& drawEffect) | 157 const GrDrawEffect& drawEffect) |
| 158 : INHERITED (factory) { | 158 : INHERITED (factory) { |
| 159 fPrevRRect.setEmpty(); | 159 fPrevRRect.setEmpty(); |
| 160 } | 160 } |
| 161 | 161 |
| 162 void GLCircularRRectEffect::emitCode(GrGLShaderBuilder* builder, | 162 void GLCircularRRectEffect::emitCode(GrGLShaderBuilder* builder, |
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| 291 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("alpha")).c_st
r()); | 291 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("alpha")).c_st
r()); |
| 292 } | 292 } |
| 293 | 293 |
| 294 void GLCircularRRectEffect::GenKey(const GrDrawEffect& drawEffect, const GrGLCap
s&, | 294 void GLCircularRRectEffect::GenKey(const GrDrawEffect& drawEffect, const GrGLCap
s&, |
| 295 GrEffectKeyBuilder* b) { | 295 GrEffectKeyBuilder* b) { |
| 296 const CircularRRectEffect& crre = drawEffect.castEffect<CircularRRectEffect>
(); | 296 const CircularRRectEffect& crre = drawEffect.castEffect<CircularRRectEffect>
(); |
| 297 GR_STATIC_ASSERT(kGrEffectEdgeTypeCnt <= 8); | 297 GR_STATIC_ASSERT(kGrEffectEdgeTypeCnt <= 8); |
| 298 b->add32((crre.getCircularCornerFlags() << 3) | crre.getEdgeType()); | 298 b->add32((crre.getCircularCornerFlags() << 3) | crre.getEdgeType()); |
| 299 } | 299 } |
| 300 | 300 |
| 301 void GLCircularRRectEffect::setData(const GrGLUniformManager& uman, | 301 void GLCircularRRectEffect::setData(const GrGLProgramDataManager& pdman, |
| 302 const GrDrawEffect& drawEffect) { | 302 const GrDrawEffect& drawEffect) { |
| 303 const CircularRRectEffect& crre = drawEffect.castEffect<CircularRRectEffect>
(); | 303 const CircularRRectEffect& crre = drawEffect.castEffect<CircularRRectEffect>
(); |
| 304 const SkRRect& rrect = crre.getRRect(); | 304 const SkRRect& rrect = crre.getRRect(); |
| 305 if (rrect != fPrevRRect) { | 305 if (rrect != fPrevRRect) { |
| 306 SkRect rect = rrect.getBounds(); | 306 SkRect rect = rrect.getBounds(); |
| 307 SkScalar radius = 0; | 307 SkScalar radius = 0; |
| 308 switch (crre.getCircularCornerFlags()) { | 308 switch (crre.getCircularCornerFlags()) { |
| 309 case CircularRRectEffect::kAll_CornerFlags: | 309 case CircularRRectEffect::kAll_CornerFlags: |
| 310 SkASSERT(rrect.isSimpleCircular()); | 310 SkASSERT(rrect.isSimpleCircular()); |
| 311 radius = rrect.getSimpleRadii().fX; | 311 radius = rrect.getSimpleRadii().fX; |
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| 364 case CircularRRectEffect::kBottom_CornerFlags: | 364 case CircularRRectEffect::kBottom_CornerFlags: |
| 365 radius = rrect.radii(SkRRect::kLowerLeft_Corner).fX; | 365 radius = rrect.radii(SkRRect::kLowerLeft_Corner).fX; |
| 366 rect.fLeft += radius; | 366 rect.fLeft += radius; |
| 367 rect.fTop -= 0.5f; | 367 rect.fTop -= 0.5f; |
| 368 rect.fRight -= radius; | 368 rect.fRight -= radius; |
| 369 rect.fBottom -= radius; | 369 rect.fBottom -= radius; |
| 370 break; | 370 break; |
| 371 default: | 371 default: |
| 372 SkFAIL("Should have been one of the above cases."); | 372 SkFAIL("Should have been one of the above cases."); |
| 373 } | 373 } |
| 374 uman.set4f(fInnerRectUniform, rect.fLeft, rect.fTop, rect.fRight, rect.f
Bottom); | 374 pdman.set4f(fInnerRectUniform, rect.fLeft, rect.fTop, rect.fRight, rect.
fBottom); |
| 375 uman.set1f(fRadiusPlusHalfUniform, radius + 0.5f); | 375 pdman.set1f(fRadiusPlusHalfUniform, radius + 0.5f); |
| 376 fPrevRRect = rrect; | 376 fPrevRRect = rrect; |
| 377 } | 377 } |
| 378 } | 378 } |
| 379 | 379 |
| 380 ////////////////////////////////////////////////////////////////////////////// | 380 ////////////////////////////////////////////////////////////////////////////// |
| 381 | 381 |
| 382 class GLEllipticalRRectEffect; | 382 class GLEllipticalRRectEffect; |
| 383 | 383 |
| 384 class EllipticalRRectEffect : public GrEffect { | 384 class EllipticalRRectEffect : public GrEffect { |
| 385 public: | 385 public: |
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| 489 virtual void emitCode(GrGLShaderBuilder* builder, | 489 virtual void emitCode(GrGLShaderBuilder* builder, |
| 490 const GrDrawEffect& drawEffect, | 490 const GrDrawEffect& drawEffect, |
| 491 const GrEffectKey& key, | 491 const GrEffectKey& key, |
| 492 const char* outputColor, | 492 const char* outputColor, |
| 493 const char* inputColor, | 493 const char* inputColor, |
| 494 const TransformedCoordsArray&, | 494 const TransformedCoordsArray&, |
| 495 const TextureSamplerArray&) SK_OVERRIDE; | 495 const TextureSamplerArray&) SK_OVERRIDE; |
| 496 | 496 |
| 497 static inline void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyB
uilder*); | 497 static inline void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyB
uilder*); |
| 498 | 498 |
| 499 virtual void setData(const GrGLUniformManager&, const GrDrawEffect&) SK_OVER
RIDE; | 499 virtual void setData(const GrGLProgramDataManager&, const GrDrawEffect&) SK_
OVERRIDE; |
| 500 | 500 |
| 501 private: | 501 private: |
| 502 GrGLUniformManager::UniformHandle fInnerRectUniform; | 502 GrGLProgramDataManager::UniformHandle fInnerRectUniform; |
| 503 GrGLUniformManager::UniformHandle fInvRadiiSqdUniform; | 503 GrGLProgramDataManager::UniformHandle fInvRadiiSqdUniform; |
| 504 SkRRect fPrevRRect; | 504 SkRRect fPrevRRect; |
| 505 typedef GrGLEffect INHERITED; | 505 typedef GrGLEffect INHERITED; |
| 506 }; | 506 }; |
| 507 | 507 |
| 508 GLEllipticalRRectEffect::GLEllipticalRRectEffect(const GrBackendEffectFactory& f
actory, | 508 GLEllipticalRRectEffect::GLEllipticalRRectEffect(const GrBackendEffectFactory& f
actory, |
| 509 const GrDrawEffect& drawEffect) | 509 const GrDrawEffect& drawEffect) |
| 510 : INHERITED (factory) { | 510 : INHERITED (factory) { |
| 511 fPrevRRect.setEmpty(); | 511 fPrevRRect.setEmpty(); |
| 512 } | 512 } |
| 513 | 513 |
| 514 void GLEllipticalRRectEffect::emitCode(GrGLShaderBuilder* builder, | 514 void GLEllipticalRRectEffect::emitCode(GrGLShaderBuilder* builder, |
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| 586 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("alpha")).c_st
r()); | 586 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("alpha")).c_st
r()); |
| 587 } | 587 } |
| 588 | 588 |
| 589 void GLEllipticalRRectEffect::GenKey(const GrDrawEffect& drawEffect, const GrGLC
aps&, | 589 void GLEllipticalRRectEffect::GenKey(const GrDrawEffect& drawEffect, const GrGLC
aps&, |
| 590 GrEffectKeyBuilder* b) { | 590 GrEffectKeyBuilder* b) { |
| 591 const EllipticalRRectEffect& erre = drawEffect.castEffect<EllipticalRRectEff
ect>(); | 591 const EllipticalRRectEffect& erre = drawEffect.castEffect<EllipticalRRectEff
ect>(); |
| 592 GR_STATIC_ASSERT(kLast_GrEffectEdgeType < (1 << 3)); | 592 GR_STATIC_ASSERT(kLast_GrEffectEdgeType < (1 << 3)); |
| 593 b->add32(erre.getRRect().getType() | erre.getEdgeType() << 3); | 593 b->add32(erre.getRRect().getType() | erre.getEdgeType() << 3); |
| 594 } | 594 } |
| 595 | 595 |
| 596 void GLEllipticalRRectEffect::setData(const GrGLUniformManager& uman, | 596 void GLEllipticalRRectEffect::setData(const GrGLProgramDataManager& pdman, |
| 597 const GrDrawEffect& drawEffect) { | 597 const GrDrawEffect& drawEffect) { |
| 598 const EllipticalRRectEffect& erre = drawEffect.castEffect<EllipticalRRectEff
ect>(); | 598 const EllipticalRRectEffect& erre = drawEffect.castEffect<EllipticalRRectEff
ect>(); |
| 599 const SkRRect& rrect = erre.getRRect(); | 599 const SkRRect& rrect = erre.getRRect(); |
| 600 if (rrect != fPrevRRect) { | 600 if (rrect != fPrevRRect) { |
| 601 SkRect rect = rrect.getBounds(); | 601 SkRect rect = rrect.getBounds(); |
| 602 const SkVector& r0 = rrect.radii(SkRRect::kUpperLeft_Corner); | 602 const SkVector& r0 = rrect.radii(SkRRect::kUpperLeft_Corner); |
| 603 SkASSERT(r0.fX >= kRadiusMin); | 603 SkASSERT(r0.fX >= kRadiusMin); |
| 604 SkASSERT(r0.fY >= kRadiusMin); | 604 SkASSERT(r0.fY >= kRadiusMin); |
| 605 switch (erre.getRRect().getType()) { | 605 switch (erre.getRRect().getType()) { |
| 606 case SkRRect::kSimple_Type: | 606 case SkRRect::kSimple_Type: |
| 607 rect.inset(r0.fX, r0.fY); | 607 rect.inset(r0.fX, r0.fY); |
| 608 uman.set2f(fInvRadiiSqdUniform, 1.f / (r0.fX * r0.fX), | 608 pdman.set2f(fInvRadiiSqdUniform, 1.f / (r0.fX * r0.fX), |
| 609 1.f / (r0.fY * r0.fY)); | 609 1.f / (r0.fY * r0.fY)); |
| 610 break; | 610 break; |
| 611 case SkRRect::kNinePatch_Type: { | 611 case SkRRect::kNinePatch_Type: { |
| 612 const SkVector& r1 = rrect.radii(SkRRect::kLowerRight_Corner); | 612 const SkVector& r1 = rrect.radii(SkRRect::kLowerRight_Corner); |
| 613 SkASSERT(r1.fX >= kRadiusMin); | 613 SkASSERT(r1.fX >= kRadiusMin); |
| 614 SkASSERT(r1.fY >= kRadiusMin); | 614 SkASSERT(r1.fY >= kRadiusMin); |
| 615 rect.fLeft += r0.fX; | 615 rect.fLeft += r0.fX; |
| 616 rect.fTop += r0.fY; | 616 rect.fTop += r0.fY; |
| 617 rect.fRight -= r1.fX; | 617 rect.fRight -= r1.fX; |
| 618 rect.fBottom -= r1.fY; | 618 rect.fBottom -= r1.fY; |
| 619 uman.set4f(fInvRadiiSqdUniform, 1.f / (r0.fX * r0.fX), | 619 pdman.set4f(fInvRadiiSqdUniform, 1.f / (r0.fX * r0.fX), |
| 620 1.f / (r0.fY * r0.fY), | 620 1.f / (r0.fY * r0.fY), |
| 621 1.f / (r1.fX * r1.fX), | 621 1.f / (r1.fX * r1.fX), |
| 622 1.f / (r1.fY * r1.fY)); | 622 1.f / (r1.fY * r1.fY)); |
| 623 break; | 623 break; |
| 624 } | 624 } |
| 625 default: | 625 default: |
| 626 SkFAIL("RRect should always be simple or nine-patch."); | 626 SkFAIL("RRect should always be simple or nine-patch."); |
| 627 } | 627 } |
| 628 uman.set4f(fInnerRectUniform, rect.fLeft, rect.fTop, rect.fRight, rect.f
Bottom); | 628 pdman.set4f(fInnerRectUniform, rect.fLeft, rect.fTop, rect.fRight, rect.
fBottom); |
| 629 fPrevRRect = rrect; | 629 fPrevRRect = rrect; |
| 630 } | 630 } |
| 631 } | 631 } |
| 632 | 632 |
| 633 ////////////////////////////////////////////////////////////////////////////// | 633 ////////////////////////////////////////////////////////////////////////////// |
| 634 | 634 |
| 635 GrEffect* GrRRectEffect::Create(GrEffectEdgeType edgeType, const SkRRect& rrect)
{ | 635 GrEffect* GrRRectEffect::Create(GrEffectEdgeType edgeType, const SkRRect& rrect)
{ |
| 636 if (rrect.isRect()) { | 636 if (rrect.isRect()) { |
| 637 return GrConvexPolyEffect::Create(edgeType, rrect.getBounds()); | 637 return GrConvexPolyEffect::Create(edgeType, rrect.getBounds()); |
| 638 } | 638 } |
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| 721 if (rrect.isNinePatch()) { | 721 if (rrect.isNinePatch()) { |
| 722 return EllipticalRRectEffect::Create(edgeType, rrect); | 722 return EllipticalRRectEffect::Create(edgeType, rrect); |
| 723 } | 723 } |
| 724 return NULL; | 724 return NULL; |
| 725 } | 725 } |
| 726 } | 726 } |
| 727 } | 727 } |
| 728 | 728 |
| 729 return NULL; | 729 return NULL; |
| 730 } | 730 } |
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