GrRRectEffect.cpp revision 1598899975ecc85b003a59740b588d1ddbcedb09
1c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org/* 2c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org * Copyright 2014 Google Inc. 3c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org * 4c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org * Use of this source code is governed by a BSD-style license that can be 5c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org * found in the LICENSE file. 6c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org */ 7c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 830ba436f04e61d4505fb854d5fc56079636e0788joshualitt#include "gl/builders/GrGLProgramBuilder.h" 9c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org#include "GrRRectEffect.h" 10c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 11b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt#include "gl/GrGLProcessor.h" 12c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org#include "gl/GrGLSL.h" 132a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org#include "GrConvexPolyEffect.h" 143eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org#include "GrOvalEffect.h" 15b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt#include "GrTBackendProcessorFactory.h" 16c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 17e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org#include "SkRRect.h" 18c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 192a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org// The effects defined here only handle rrect radii >= kRadiusMin. 202a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.orgstatic const SkScalar kRadiusMin = SK_ScalarHalf; 212a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org 222a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org////////////////////////////////////////////////////////////////////////////// 232a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org 244355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.orgclass GLCircularRRectEffect; 25fbde87f53d659ae2bd616751e466c887b0f3bee5commit-bot@chromium.org 26b0a8a377f832c59cee939ad721e1f87d378b7142joshualittclass CircularRRectEffect : public GrFragmentProcessor { 27e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.orgpublic: 28f1f66c0c8623805fdb88f09c0d87cbdd1745e12bskia.committer@gmail.com 29dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org enum CornerFlags { 30dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kTopLeft_CornerFlag = (1 << SkRRect::kUpperLeft_Corner), 31dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kTopRight_CornerFlag = (1 << SkRRect::kUpperRight_Corner), 32dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kBottomRight_CornerFlag = (1 << SkRRect::kLowerRight_Corner), 33dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kBottomLeft_CornerFlag = (1 << SkRRect::kLowerLeft_Corner), 34dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org 35dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kLeft_CornerFlags = kTopLeft_CornerFlag | kBottomLeft_CornerFlag, 36dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kTop_CornerFlags = kTopLeft_CornerFlag | kTopRight_CornerFlag, 37dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kRight_CornerFlags = kTopRight_CornerFlag | kBottomRight_CornerFlag, 38dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kBottom_CornerFlags = kBottomLeft_CornerFlag | kBottomRight_CornerFlag, 39dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org 40dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kAll_CornerFlags = kTopLeft_CornerFlag | kTopRight_CornerFlag | 41dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org kBottomLeft_CornerFlag | kBottomRight_CornerFlag, 42dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org 432a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org kNone_CornerFlags = 0 44cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org }; 45cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org 46dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org // The flags are used to indicate which corners are circluar (unflagged corners are assumed to 47dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org // be square). 48b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt static GrFragmentProcessor* Create(GrPrimitiveEdgeType, uint32_t circularCornerFlags, 49b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const SkRRect&); 50e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 514355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org virtual ~CircularRRectEffect() {}; 524355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org static const char* Name() { return "CircularRRect"; } 53e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 54e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org const SkRRect& getRRect() const { return fRRect; } 55e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 56dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org uint32_t getCircularCornerFlags() const { return fCircularCornerFlags; } 5706acb58074778d8eb40f14ae72b000d5120a8111skia.committer@gmail.com 58b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrPrimitiveEdgeType getEdgeType() const { return fEdgeType; } 59cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org 60b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt typedef GLCircularRRectEffect GLProcessor; 61e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 62b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERRIDE; 63e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 64e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.orgprivate: 65b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt CircularRRectEffect(GrPrimitiveEdgeType, uint32_t circularCornerFlags, const SkRRect&); 66e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 67b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt virtual bool onIsEqual(const GrProcessor& other) const SK_OVERRIDE; 68e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 691a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE; 701a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel 71b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt SkRRect fRRect; 72b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrPrimitiveEdgeType fEdgeType; 73b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt uint32_t fCircularCornerFlags; 74e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 75b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GR_DECLARE_FRAGMENT_PROCESSOR_TEST; 76e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 77b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt typedef GrFragmentProcessor INHERITED; 78e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org}; 79e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 80b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGrFragmentProcessor* CircularRRectEffect::Create(GrPrimitiveEdgeType edgeType, 81b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt uint32_t circularCornerFlags, 82b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const SkRRect& rrect) { 83b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt if (kFillAA_GrProcessorEdgeType != edgeType && kInverseFillAA_GrProcessorEdgeType != edgeType) { 843eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org return NULL; 853eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org } 8655fad7af61c21d502acb9891d631e8aa29e3628cbsalomon return SkNEW_ARGS(CircularRRectEffect, (edgeType, circularCornerFlags, rrect)); 87e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org} 88e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 891a8ecdfb73a15de600d5779b75d7c4b61863c50begdanielvoid CircularRRectEffect::onComputeInvariantOutput(InvariantOutput* inout) const { 901a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel inout->fValidFlags = 0; 911a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel inout->fIsSingleComponent = false; 92e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org} 93e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 94b0a8a377f832c59cee939ad721e1f87d378b7142joshualittconst GrBackendFragmentProcessorFactory& CircularRRectEffect::getFactory() const { 95b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt return GrTBackendFragmentProcessorFactory<CircularRRectEffect>::getInstance(); 96e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org} 97e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 98b0a8a377f832c59cee939ad721e1f87d378b7142joshualittCircularRRectEffect::CircularRRectEffect(GrPrimitiveEdgeType edgeType, uint32_t circularCornerFlags, 99b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const SkRRect& rrect) 100cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org : fRRect(rrect) 101fbde87f53d659ae2bd616751e466c887b0f3bee5commit-bot@chromium.org , fEdgeType(edgeType) 102dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org , fCircularCornerFlags(circularCornerFlags) { 103e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org this->setWillReadFragmentPosition(); 104e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org} 105e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 106b0a8a377f832c59cee939ad721e1f87d378b7142joshualittbool CircularRRectEffect::onIsEqual(const GrProcessor& other) const { 10749586bec7383d4ccb81f85f8e2dc4162e2d4f6a8joshualitt const CircularRRectEffect& crre = other.cast<CircularRRectEffect>(); 1084355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // The corner flags are derived from fRRect, so no need to check them. 1094355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org return fEdgeType == crre.fEdgeType && fRRect == crre.fRRect; 110e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org} 111e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 112e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org////////////////////////////////////////////////////////////////////////////// 113e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 114b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGR_DEFINE_FRAGMENT_PROCESSOR_TEST(CircularRRectEffect); 115e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 116b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGrFragmentProcessor* CircularRRectEffect::TestCreate(SkRandom* random, 117b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrContext*, 118b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrDrawTargetCaps& caps, 119b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrTexture*[]) { 120e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org SkScalar w = random->nextRangeScalar(20.f, 1000.f); 121e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org SkScalar h = random->nextRangeScalar(20.f, 1000.f); 122e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org SkScalar r = random->nextRangeF(kRadiusMin, 9.f); 123e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org SkRRect rrect; 124e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org rrect.setRectXY(SkRect::MakeWH(w, h), r, r); 125b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrFragmentProcessor* fp; 126cabf4b2f3664b98c1084fbb94a999af15ddfb52dcommit-bot@chromium.org do { 127b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrPrimitiveEdgeType et = 128b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt (GrPrimitiveEdgeType)random->nextULessThan(kGrProcessorEdgeTypeCnt); 129b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt fp = GrRRectEffect::Create(et, rrect); 130b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt } while (NULL == fp); 131b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt return fp; 132e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org} 133c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 134c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org////////////////////////////////////////////////////////////////////////////// 135e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org 136b0a8a377f832c59cee939ad721e1f87d378b7142joshualittclass GLCircularRRectEffect : public GrGLFragmentProcessor { 137c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.orgpublic: 138b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GLCircularRRectEffect(const GrBackendProcessorFactory&, const GrProcessor&); 139c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 1401598899975ecc85b003a59740b588d1ddbcedb09joshualitt virtual void emitCode(GrGLFPBuilder* builder, 141b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrFragmentProcessor& fp, 142b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessorKey& key, 143c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org const char* outputColor, 144c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org const char* inputColor, 145c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org const TransformedCoordsArray&, 146c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org const TextureSamplerArray&) SK_OVERRIDE; 147c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 148b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKeyBuilder*); 149c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 150b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_OVERRIDE; 151c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 152c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.orgprivate: 1537510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen GrGLProgramDataManager::UniformHandle fInnerRectUniform; 1547510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen GrGLProgramDataManager::UniformHandle fRadiusPlusHalfUniform; 1557510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen SkRRect fPrevRRect; 156b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt typedef GrGLFragmentProcessor INHERITED; 157c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org}; 158c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 159b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGLCircularRRectEffect::GLCircularRRectEffect(const GrBackendProcessorFactory& factory, 160b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessor& ) 161c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org : INHERITED (factory) { 162c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org fPrevRRect.setEmpty(); 163c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org} 164c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 1651598899975ecc85b003a59740b588d1ddbcedb09joshualittvoid GLCircularRRectEffect::emitCode(GrGLFPBuilder* builder, 166b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrFragmentProcessor& fp, 167b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessorKey& key, 168e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org const char* outputColor, 169e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org const char* inputColor, 170e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org const TransformedCoordsArray&, 171e5280893f8f9f6b6149572a4c8fe513f9c2b3888commit-bot@chromium.org const TextureSamplerArray& samplers) { 172b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const CircularRRectEffect& crre = fp.cast<CircularRRectEffect>(); 173c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org const char *rectName; 174c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org const char *radiusPlusHalfName; 175c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org // The inner rect is the rrect bounds inset by the radius. Its left, top, right, and bottom 176c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org // edges correspond to components x, y, z, and w, respectively. When a side of the rrect has 177c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org // only rectangular corners, that side's value corresponds to the rect edge's value outset by 178c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org // half a pixel. 17930ba436f04e61d4505fb854d5fc56079636e0788joshualitt fInnerRectUniform = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, 180c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org kVec4f_GrSLType, 181c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org "innerRect", 182c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org &rectName); 18330ba436f04e61d4505fb854d5fc56079636e0788joshualitt fRadiusPlusHalfUniform = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, 184c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org kFloat_GrSLType, 185c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org "radiusPlusHalf", 186c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org &radiusPlusHalfName); 18730ba436f04e61d4505fb854d5fc56079636e0788joshualitt 1881598899975ecc85b003a59740b588d1ddbcedb09joshualitt GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder(); 18930ba436f04e61d4505fb854d5fc56079636e0788joshualitt const char* fragmentPos = fsBuilder->fragmentPosition(); 190c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // At each quarter-circle corner we compute a vector that is the offset of the fragment position 191c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // from the circle center. The vector is pinned in x and y to be in the quarter-plane relevant 192c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // to that corner. This means that points near the interior near the rrect top edge will have 193c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // a vector that points straight up for both the TL left and TR corners. Computing an 194c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // alpha from this vector at either the TR or TL corner will give the correct result. Similarly, 195c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // fragments near the other three edges will get the correct AA. Fragments in the interior of 196c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // the rrect will have a (0,0) vector at all four corners. So long as the radius > 0.5 they will 197c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // correctly produce an alpha value of 1 at all four corners. We take the min of all the alphas. 198c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // The code below is a simplified version of the above that performs maxs on the vector 199c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // components before computing distances and alpha values so that only one distance computation 200c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org // need be computed to determine the min alpha. 201cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org // 202cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org // For the cases where one half of the rrect is rectangular we drop one of the x or y 203cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org // computations, compute a separate rect edge alpha for the rect side, and mul the two computed 204cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org // alphas together. 2054355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org switch (crre.getCircularCornerFlags()) { 2064355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kAll_CornerFlags: 20730ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy0 = %s.xy - %s.xy;\n", rectName, fragmentPos); 20830ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy1 = %s.xy - %s.zw;\n", fragmentPos, rectName); 20930ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tvec2 dxy = max(max(dxy0, dxy1), 0.0);\n"); 21030ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = clamp(%s - length(dxy), 0.0, 1.0);\n", 211cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radiusPlusHalfName); 212cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 2134355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTopLeft_CornerFlag: 21430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy = max(%s.xy - %s.xy, 0.0);\n", 2154355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org rectName, fragmentPos); 21630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat rightAlpha = clamp(%s.z - %s.x, 0.0, 1.0);\n", 217c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rectName, fragmentPos); 21830ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat bottomAlpha = clamp(%s.w - %s.y, 0.0, 1.0);\n", 219c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rectName, fragmentPos); 22030ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = bottomAlpha * rightAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 221c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radiusPlusHalfName); 222c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 2234355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTopRight_CornerFlag: 22430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy = max(vec2(%s.x - %s.z, %s.y - %s.y), 0.0);\n", 225c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org fragmentPos, rectName, rectName, fragmentPos); 22630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat leftAlpha = clamp(%s.x - %s.x, 0.0, 1.0);\n", 227c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org fragmentPos, rectName); 22830ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat bottomAlpha = clamp(%s.w - %s.y, 0.0, 1.0);\n", 229c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rectName, fragmentPos); 23030ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = bottomAlpha * leftAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 231c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radiusPlusHalfName); 232c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 2334355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottomRight_CornerFlag: 23430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy = max(%s.xy - %s.zw, 0.0);\n", 235c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org fragmentPos, rectName); 23630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat leftAlpha = clamp(%s.x - %s.x, 0.0, 1.0);\n", 237c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org fragmentPos, rectName); 23830ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat topAlpha = clamp(%s.y - %s.y, 0.0, 1.0);\n", 239c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org fragmentPos, rectName); 24030ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = topAlpha * leftAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 241c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radiusPlusHalfName); 242c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 2434355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottomLeft_CornerFlag: 24430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy = max(vec2(%s.x - %s.x, %s.y - %s.w), 0.0);\n", 245c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rectName, fragmentPos, fragmentPos, rectName); 24630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat rightAlpha = clamp(%s.z - %s.x, 0.0, 1.0);\n", 247c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rectName, fragmentPos); 24830ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat topAlpha = clamp(%s.y - %s.y, 0.0, 1.0);\n", 249c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org fragmentPos, rectName); 25030ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = topAlpha * rightAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 251c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radiusPlusHalfName); 252c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 2534355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kLeft_CornerFlags: 25430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy0 = %s.xy - %s.xy;\n", rectName, fragmentPos); 25530ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat dy1 = %s.y - %s.w;\n", fragmentPos, rectName); 25630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tvec2 dxy = max(vec2(dxy0.x, max(dxy0.y, dy1)), 0.0);\n"); 25730ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat rightAlpha = clamp(%s.z - %s.x, 0.0, 1.0);\n", 258cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rectName, fragmentPos); 25930ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = rightAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 260cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radiusPlusHalfName); 261cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 2624355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTop_CornerFlags: 26330ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy0 = %s.xy - %s.xy;\n", rectName, fragmentPos); 26430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat dx1 = %s.x - %s.z;\n", fragmentPos, rectName); 26530ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tvec2 dxy = max(vec2(max(dxy0.x, dx1), dxy0.y), 0.0);\n"); 26630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat bottomAlpha = clamp(%s.w - %s.y, 0.0, 1.0);\n", 267cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rectName, fragmentPos); 26830ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = bottomAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 269cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radiusPlusHalfName); 270cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 2714355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kRight_CornerFlags: 27230ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat dy0 = %s.y - %s.y;\n", rectName, fragmentPos); 27330ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy1 = %s.xy - %s.zw;\n", fragmentPos, rectName); 27430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tvec2 dxy = max(vec2(dxy1.x, max(dy0, dxy1.y)), 0.0);\n"); 27530ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat leftAlpha = clamp(%s.x - %s.x, 0.0, 1.0);\n", 276cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org fragmentPos, rectName); 27730ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = leftAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 278cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radiusPlusHalfName); 279cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 2804355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottom_CornerFlags: 28130ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat dx0 = %s.x - %s.x;\n", rectName, fragmentPos); 28230ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy1 = %s.xy - %s.zw;\n", fragmentPos, rectName); 28330ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tvec2 dxy = max(vec2(max(dx0, dxy1.x), dxy1.y), 0.0);\n"); 28430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat topAlpha = clamp(%s.y - %s.y, 0.0, 1.0);\n", 285cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org fragmentPos, rectName); 28630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat alpha = topAlpha * clamp(%s - length(dxy), 0.0, 1.0);\n", 287cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radiusPlusHalfName); 288cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 289cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 29006acb58074778d8eb40f14ae72b000d5120a8111skia.committer@gmail.com 291b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt if (kInverseFillAA_GrProcessorEdgeType == crre.getEdgeType()) { 29230ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\talpha = 1.0 - alpha;\n"); 293fbde87f53d659ae2bd616751e466c887b0f3bee5commit-bot@chromium.org } 294c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 29530ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\t%s = %s;\n", outputColor, 296c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org (GrGLSLExpr4(inputColor) * GrGLSLExpr1("alpha")).c_str()); 297c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org} 298c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 299b0a8a377f832c59cee939ad721e1f87d378b7142joshualittvoid GLCircularRRectEffect::GenKey(const GrProcessor& processor, const GrGLCaps&, 300b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrProcessorKeyBuilder* b) { 301b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const CircularRRectEffect& crre = processor.cast<CircularRRectEffect>(); 302b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GR_STATIC_ASSERT(kGrProcessorEdgeTypeCnt <= 8); 30363e99f7a03b2ac90ae7a00232674fd39c0bdcc68bsalomon b->add32((crre.getCircularCornerFlags() << 3) | crre.getEdgeType()); 304cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org} 305cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org 3067510b224e52b9518a8ddf7418db0e9c258f79539kkinnunenvoid GLCircularRRectEffect::setData(const GrGLProgramDataManager& pdman, 307b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessor& processor) { 308b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const CircularRRectEffect& crre = processor.cast<CircularRRectEffect>(); 3094355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const SkRRect& rrect = crre.getRRect(); 310c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org if (rrect != fPrevRRect) { 311c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org SkRect rect = rrect.getBounds(); 312cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org SkScalar radius = 0; 3134355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org switch (crre.getCircularCornerFlags()) { 3144355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kAll_CornerFlags: 315cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org SkASSERT(rrect.isSimpleCircular()); 316cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radius = rrect.getSimpleRadii().fX; 3172a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkASSERT(radius >= kRadiusMin); 318cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.inset(radius, radius); 319cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 3204355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTopLeft_CornerFlag: 321c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radius = rrect.radii(SkRRect::kUpperLeft_Corner).fX; 322c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fLeft += radius; 323c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fTop += radius; 324c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fRight += 0.5f; 325c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fBottom += 0.5f; 326c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 3274355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTopRight_CornerFlag: 328c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radius = rrect.radii(SkRRect::kUpperRight_Corner).fX; 329de9f251427ccb35fa4d55b5efc97c1b31721cf78bsalomon@google.com rect.fLeft -= 0.5f; 330c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fTop += radius; 331c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fRight -= radius; 332c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fBottom += 0.5f; 333c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 3344355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottomRight_CornerFlag: 335c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radius = rrect.radii(SkRRect::kLowerRight_Corner).fX; 336de9f251427ccb35fa4d55b5efc97c1b31721cf78bsalomon@google.com rect.fLeft -= 0.5f; 337de9f251427ccb35fa4d55b5efc97c1b31721cf78bsalomon@google.com rect.fTop -= 0.5f; 338c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fRight -= radius; 339c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fBottom -= radius; 340c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 3414355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottomLeft_CornerFlag: 342c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org radius = rrect.radii(SkRRect::kLowerLeft_Corner).fX; 343c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fLeft += radius; 344de9f251427ccb35fa4d55b5efc97c1b31721cf78bsalomon@google.com rect.fTop -= 0.5f; 345de9f251427ccb35fa4d55b5efc97c1b31721cf78bsalomon@google.com rect.fRight += 0.5f; 346c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org rect.fBottom -= radius; 347c5c748c14797ae49ba73999a63e3b07315c888e1commit-bot@chromium.org break; 3484355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kLeft_CornerFlags: 349cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radius = rrect.radii(SkRRect::kUpperLeft_Corner).fX; 350cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fLeft += radius; 351cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fTop += radius; 352cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fRight += 0.5f; 353cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fBottom -= radius; 354cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 3554355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTop_CornerFlags: 356cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radius = rrect.radii(SkRRect::kUpperLeft_Corner).fX; 357cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fLeft += radius; 358cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fTop += radius; 359cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fRight -= radius; 360cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fBottom += 0.5f; 361cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 3624355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kRight_CornerFlags: 363cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radius = rrect.radii(SkRRect::kUpperRight_Corner).fX; 364cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fLeft -= 0.5f; 365cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fTop += radius; 366cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fRight -= radius; 367cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fBottom -= radius; 368cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 3694355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottom_CornerFlags: 370cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org radius = rrect.radii(SkRRect::kLowerLeft_Corner).fX; 371cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fLeft += radius; 372cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fTop -= 0.5f; 373cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fRight -= radius; 374cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org rect.fBottom -= radius; 375cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org break; 376dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org default: 37788cb22b6b4816c7a9ca6c5b795965b4606f9eb7bcommit-bot@chromium.org SkFAIL("Should have been one of the above cases."); 378cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 3797510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen pdman.set4f(fInnerRectUniform, rect.fLeft, rect.fTop, rect.fRight, rect.fBottom); 3807510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen pdman.set1f(fRadiusPlusHalfUniform, radius + 0.5f); 381c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org fPrevRRect = rrect; 382c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org } 383c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org} 384c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 385c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org////////////////////////////////////////////////////////////////////////////// 386c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org 3874355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.orgclass GLEllipticalRRectEffect; 3884355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 389b0a8a377f832c59cee939ad721e1f87d378b7142joshualittclass EllipticalRRectEffect : public GrFragmentProcessor { 3904355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.orgpublic: 391b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt static GrFragmentProcessor* Create(GrPrimitiveEdgeType, const SkRRect&); 3924355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 3934355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org virtual ~EllipticalRRectEffect() {}; 3944355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org static const char* Name() { return "EllipticalRRect"; } 3954355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 3964355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const SkRRect& getRRect() const { return fRRect; } 3974355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 398fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 399b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrPrimitiveEdgeType getEdgeType() const { return fEdgeType; } 4004355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 401b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt typedef GLEllipticalRRectEffect GLProcessor; 4024355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 403b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERRIDE; 4044355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 4054355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.orgprivate: 406b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt EllipticalRRectEffect(GrPrimitiveEdgeType, const SkRRect&); 4074355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 408b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt virtual bool onIsEqual(const GrProcessor& other) const SK_OVERRIDE; 4094355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 4101a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE; 4111a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel 4124355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org SkRRect fRRect; 413b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrPrimitiveEdgeType fEdgeType; 4144355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 415b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GR_DECLARE_FRAGMENT_PROCESSOR_TEST; 4164355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 417b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt typedef GrFragmentProcessor INHERITED; 4184355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org}; 4194355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 420b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGrFragmentProcessor* 421b0a8a377f832c59cee939ad721e1f87d378b7142joshualittEllipticalRRectEffect::Create(GrPrimitiveEdgeType edgeType, const SkRRect& rrect) { 422b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt if (kFillAA_GrProcessorEdgeType != edgeType && kInverseFillAA_GrProcessorEdgeType != edgeType) { 4233eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org return NULL; 4243eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org } 42555fad7af61c21d502acb9891d631e8aa29e3628cbsalomon return SkNEW_ARGS(EllipticalRRectEffect, (edgeType, rrect)); 4264355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 4274355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 4281a8ecdfb73a15de600d5779b75d7c4b61863c50begdanielvoid EllipticalRRectEffect::onComputeInvariantOutput(InvariantOutput* inout) const { 4291a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel inout->fValidFlags = 0; 4301a8ecdfb73a15de600d5779b75d7c4b61863c50begdaniel inout->fIsSingleComponent = false; 4314355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 4324355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 433b0a8a377f832c59cee939ad721e1f87d378b7142joshualittconst GrBackendFragmentProcessorFactory& EllipticalRRectEffect::getFactory() const { 434b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt return GrTBackendFragmentProcessorFactory<EllipticalRRectEffect>::getInstance(); 4354355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 4364355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 437b0a8a377f832c59cee939ad721e1f87d378b7142joshualittEllipticalRRectEffect::EllipticalRRectEffect(GrPrimitiveEdgeType edgeType, const SkRRect& rrect) 4384355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org : fRRect(rrect) 4394355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org , fEdgeType(edgeType){ 4404355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org this->setWillReadFragmentPosition(); 4414355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 4424355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 443b0a8a377f832c59cee939ad721e1f87d378b7142joshualittbool EllipticalRRectEffect::onIsEqual(const GrProcessor& other) const { 44449586bec7383d4ccb81f85f8e2dc4162e2d4f6a8joshualitt const EllipticalRRectEffect& erre = other.cast<EllipticalRRectEffect>(); 4454355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org return fEdgeType == erre.fEdgeType && fRRect == erre.fRRect; 4464355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 4474355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 4484355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org////////////////////////////////////////////////////////////////////////////// 4494355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 450b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGR_DEFINE_FRAGMENT_PROCESSOR_TEST(EllipticalRRectEffect); 4514355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 452b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGrFragmentProcessor* EllipticalRRectEffect::TestCreate(SkRandom* random, 453b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrContext*, 454b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrDrawTargetCaps& caps, 455b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrTexture*[]) { 4564355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org SkScalar w = random->nextRangeScalar(20.f, 1000.f); 4574355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org SkScalar h = random->nextRangeScalar(20.f, 1000.f); 458fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org SkVector r[4]; 459fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kUpperLeft_Corner].fX = random->nextRangeF(kRadiusMin, 9.f); 460fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org // ensure at least one corner really is elliptical 461fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org do { 462fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kUpperLeft_Corner].fY = random->nextRangeF(kRadiusMin, 9.f); 463fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } while (r[SkRRect::kUpperLeft_Corner].fY == r[SkRRect::kUpperLeft_Corner].fX); 464fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 4654355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org SkRRect rrect; 466fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org if (random->nextBool()) { 467fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org // half the time create a four-radii rrect. 468fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kLowerRight_Corner].fX = random->nextRangeF(kRadiusMin, 9.f); 469fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kLowerRight_Corner].fY = random->nextRangeF(kRadiusMin, 9.f); 470fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 471fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kUpperRight_Corner].fX = r[SkRRect::kLowerRight_Corner].fX; 472fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kUpperRight_Corner].fY = r[SkRRect::kUpperLeft_Corner].fY; 473fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 474fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kLowerLeft_Corner].fX = r[SkRRect::kUpperLeft_Corner].fX; 475fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kLowerLeft_Corner].fY = r[SkRRect::kLowerRight_Corner].fY; 476fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 477fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org rrect.setRectRadii(SkRect::MakeWH(w, h), r); 478fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } else { 479fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org rrect.setRectXY(SkRect::MakeWH(w, h), r[SkRRect::kUpperLeft_Corner].fX, 480fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org r[SkRRect::kUpperLeft_Corner].fY); 481fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } 482b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrFragmentProcessor* fp; 4834355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org do { 484b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrPrimitiveEdgeType et = (GrPrimitiveEdgeType)random->nextULessThan(kGrProcessorEdgeTypeCnt); 485b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt fp = GrRRectEffect::Create(et, rrect); 486b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt } while (NULL == fp); 487b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt return fp; 4884355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 4894355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 4904355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org////////////////////////////////////////////////////////////////////////////// 4914355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 492b0a8a377f832c59cee939ad721e1f87d378b7142joshualittclass GLEllipticalRRectEffect : public GrGLFragmentProcessor { 4934355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.orgpublic: 494b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GLEllipticalRRectEffect(const GrBackendProcessorFactory&, const GrProcessor&); 4954355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 4961598899975ecc85b003a59740b588d1ddbcedb09joshualitt virtual void emitCode(GrGLFPBuilder* builder, 497b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrFragmentProcessor& effect, 498b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessorKey& key, 4994355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const char* outputColor, 5004355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const char* inputColor, 5014355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const TransformedCoordsArray&, 5024355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const TextureSamplerArray&) SK_OVERRIDE; 5034355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 504b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKeyBuilder*); 5054355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 506b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_OVERRIDE; 5074355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 5084355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.orgprivate: 5097510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen GrGLProgramDataManager::UniformHandle fInnerRectUniform; 5107510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen GrGLProgramDataManager::UniformHandle fInvRadiiSqdUniform; 5117510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen SkRRect fPrevRRect; 512b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt typedef GrGLFragmentProcessor INHERITED; 5134355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org}; 5144355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 515b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGLEllipticalRRectEffect::GLEllipticalRRectEffect(const GrBackendProcessorFactory& factory, 516b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessor& effect) 5174355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org : INHERITED (factory) { 5184355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org fPrevRRect.setEmpty(); 5194355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 5204355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 5211598899975ecc85b003a59740b588d1ddbcedb09joshualittvoid GLEllipticalRRectEffect::emitCode(GrGLFPBuilder* builder, 522b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrFragmentProcessor& effect, 523b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessorKey& key, 5244355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const char* outputColor, 5254355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const char* inputColor, 5264355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const TransformedCoordsArray&, 5274355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const TextureSamplerArray& samplers) { 52849586bec7383d4ccb81f85f8e2dc4162e2d4f6a8joshualitt const EllipticalRRectEffect& erre = effect.cast<EllipticalRRectEffect>(); 5294355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const char *rectName; 5304355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // The inner rect is the rrect bounds inset by the x/y radii 53130ba436f04e61d4505fb854d5fc56079636e0788joshualitt fInnerRectUniform = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, 5324355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org kVec4f_GrSLType, 5334355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org "innerRect", 5344355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org &rectName); 53530ba436f04e61d4505fb854d5fc56079636e0788joshualitt 5361598899975ecc85b003a59740b588d1ddbcedb09joshualitt GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder(); 53730ba436f04e61d4505fb854d5fc56079636e0788joshualitt const char* fragmentPos = fsBuilder->fragmentPosition(); 5384355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // At each quarter-ellipse corner we compute a vector that is the offset of the fragment pos 5394355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // to the ellipse center. The vector is pinned in x and y to be in the quarter-plane relevant 5404355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // to that corner. This means that points near the interior near the rrect top edge will have 5414355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // a vector that points straight up for both the TL left and TR corners. Computing an 5424355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // alpha from this vector at either the TR or TL corner will give the correct result. Similarly, 5434355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // fragments near the other three edges will get the correct AA. Fragments in the interior of 5444355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // the rrect will have a (0,0) vector at all four corners. So long as the radii > 0.5 they will 5454355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // correctly produce an alpha value of 1 at all four corners. We take the min of all the alphas. 5464355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // The code below is a simplified version of the above that performs maxs on the vector 5474355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // components before computing distances and alpha values so that only one distance computation 5484355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // need be computed to determine the min alpha. 54930ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy0 = %s.xy - %s.xy;\n", rectName, fragmentPos); 55030ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 dxy1 = %s.xy - %s.zw;\n", fragmentPos, rectName); 5519615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org switch (erre.getRRect().getType()) { 5529615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org case SkRRect::kSimple_Type: { 553fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org const char *invRadiiXYSqdName; 55430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fInvRadiiSqdUniform = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, 555fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org kVec2f_GrSLType, 556fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org "invRadiiXY", 557fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org &invRadiiXYSqdName); 55830ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tvec2 dxy = max(max(dxy0, dxy1), 0.0);\n"); 559fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org // Z is the x/y offsets divided by squared radii. 56030ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 Z = dxy * %s;\n", invRadiiXYSqdName); 561fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org break; 562fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } 5639615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org case SkRRect::kNinePatch_Type: { 564fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org const char *invRadiiLTRBSqdName; 56530ba436f04e61d4505fb854d5fc56079636e0788joshualitt fInvRadiiSqdUniform = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility, 566fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org kVec4f_GrSLType, 567fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org "invRadiiLTRB", 568fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org &invRadiiLTRBSqdName); 56930ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tvec2 dxy = max(max(dxy0, dxy1), 0.0);\n"); 570fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org // Z is the x/y offsets divided by squared radii. We only care about the (at most) one 571fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org // corner where both the x and y offsets are positive, hence the maxes. (The inverse 572fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org // squared radii will always be positive.) 57330ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tvec2 Z = max(max(dxy0 * %s.xy, dxy1 * %s.zw), 0.0);\n", 574fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org invRadiiLTRBSqdName, invRadiiLTRBSqdName); 575fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org break; 5769615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org } 5779615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org default: 57888cb22b6b4816c7a9ca6c5b795965b4606f9eb7bcommit-bot@chromium.org SkFAIL("RRect should always be simple or nine-patch."); 579fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } 5804355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // implicit is the evaluation of (x/a)^2 + (y/b)^2 - 1. 58130ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tfloat implicit = dot(Z, dxy) - 1.0;\n"); 5824355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org // grad_dot is the squared length of the gradient of the implicit. 58330ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat grad_dot = 4.0 * dot(Z, Z);\n"); 5841b035d82d2b8b50ae334463edd06e4c5e0639311commit-bot@chromium.org // avoid calling inversesqrt on zero. 58530ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tgrad_dot = max(grad_dot, 1.0e-4);\n"); 58630ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\tfloat approx_dist = implicit * inversesqrt(grad_dot);\n"); 5874355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 588b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt if (kFillAA_GrProcessorEdgeType == erre.getEdgeType()) { 58930ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tfloat alpha = clamp(0.5 - approx_dist, 0.0, 1.0);\n"); 5904355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org } else { 59130ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppend("\t\tfloat alpha = clamp(0.5 + approx_dist, 0.0, 1.0);\n"); 5924355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org } 5934355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 59430ba436f04e61d4505fb854d5fc56079636e0788joshualitt fsBuilder->codeAppendf("\t\t%s = %s;\n", outputColor, 5954355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org (GrGLSLExpr4(inputColor) * GrGLSLExpr1("alpha")).c_str()); 5964355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 5974355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 598b0a8a377f832c59cee939ad721e1f87d378b7142joshualittvoid GLEllipticalRRectEffect::GenKey(const GrProcessor& effect, const GrGLCaps&, 599b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GrProcessorKeyBuilder* b) { 60049586bec7383d4ccb81f85f8e2dc4162e2d4f6a8joshualitt const EllipticalRRectEffect& erre = effect.cast<EllipticalRRectEffect>(); 601b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt GR_STATIC_ASSERT(kLast_GrProcessorEdgeType < (1 << 3)); 60263e99f7a03b2ac90ae7a00232674fd39c0bdcc68bsalomon b->add32(erre.getRRect().getType() | erre.getEdgeType() << 3); 6034355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 6044355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 6057510b224e52b9518a8ddf7418db0e9c258f79539kkinnunenvoid GLEllipticalRRectEffect::setData(const GrGLProgramDataManager& pdman, 606b0a8a377f832c59cee939ad721e1f87d378b7142joshualitt const GrProcessor& effect) { 60749586bec7383d4ccb81f85f8e2dc4162e2d4f6a8joshualitt const EllipticalRRectEffect& erre = effect.cast<EllipticalRRectEffect>(); 6084355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org const SkRRect& rrect = erre.getRRect(); 6094355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org if (rrect != fPrevRRect) { 6104355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org SkRect rect = rrect.getBounds(); 611fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org const SkVector& r0 = rrect.radii(SkRRect::kUpperLeft_Corner); 6122a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkASSERT(r0.fX >= kRadiusMin); 6132a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkASSERT(r0.fY >= kRadiusMin); 6149615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org switch (erre.getRRect().getType()) { 6159615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org case SkRRect::kSimple_Type: 616fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org rect.inset(r0.fX, r0.fY); 6177510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen pdman.set2f(fInvRadiiSqdUniform, 1.f / (r0.fX * r0.fX), 618fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 1.f / (r0.fY * r0.fY)); 619fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org break; 6209615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org case SkRRect::kNinePatch_Type: { 621fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org const SkVector& r1 = rrect.radii(SkRRect::kLowerRight_Corner); 6222a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkASSERT(r1.fX >= kRadiusMin); 6232a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkASSERT(r1.fY >= kRadiusMin); 624fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org rect.fLeft += r0.fX; 625fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org rect.fTop += r0.fY; 626fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org rect.fRight -= r1.fX; 627fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org rect.fBottom -= r1.fY; 6287510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen pdman.set4f(fInvRadiiSqdUniform, 1.f / (r0.fX * r0.fX), 629fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 1.f / (r0.fY * r0.fY), 630fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 1.f / (r1.fX * r1.fX), 631fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org 1.f / (r1.fY * r1.fY)); 632fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org break; 633fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } 6349615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org default: 63588cb22b6b4816c7a9ca6c5b795965b4606f9eb7bcommit-bot@chromium.org SkFAIL("RRect should always be simple or nine-patch."); 636fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } 6377510b224e52b9518a8ddf7418db0e9c258f79539kkinnunen pdman.set4f(fInnerRectUniform, rect.fLeft, rect.fTop, rect.fRight, rect.fBottom); 6384355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org fPrevRRect = rrect; 6394355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org } 6404355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org} 6414355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 6424355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org////////////////////////////////////////////////////////////////////////////// 6434355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org 644b0a8a377f832c59cee939ad721e1f87d378b7142joshualittGrFragmentProcessor* GrRRectEffect::Create(GrPrimitiveEdgeType edgeType, const SkRRect& rrect) { 6452a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (rrect.isRect()) { 6462a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org return GrConvexPolyEffect::Create(edgeType, rrect.getBounds()); 6472a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 6482a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org 6493eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org if (rrect.isOval()) { 6503eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org return GrOvalEffect::Create(edgeType, rrect.getBounds()); 6513eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org } 6523eedb801e35001df4b7e154edf4fd8da942296a0commit-bot@chromium.org 6534355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org if (rrect.isSimple()) { 6542a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (rrect.getSimpleRadii().fX < kRadiusMin || rrect.getSimpleRadii().fY < kRadiusMin) { 6552a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // In this case the corners are extremely close to rectangular and we collapse the 6562a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // clip to a rectangular clip. 6572a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org return GrConvexPolyEffect::Create(edgeType, rrect.getBounds()); 6582a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 6594355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org if (rrect.getSimpleRadii().fX == rrect.getSimpleRadii().fY) { 6606e4eb21d9c4cf10585b705d1a0ded8cafef29adcskia.committer@gmail.com return CircularRRectEffect::Create(edgeType, CircularRRectEffect::kAll_CornerFlags, 6612a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org rrect); 6624355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org } else { 6639615d5fc040e7302ce870639ab221233f56fff7ccommit-bot@chromium.org return EllipticalRRectEffect::Create(edgeType, rrect); 664cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 6652a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 6662a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org 6672a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (rrect.isComplex() || rrect.isNinePatch()) { 668cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org // Check for the "tab" cases - two adjacent circular corners and two square corners. 6692a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkScalar circularRadius = 0; 6702a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org uint32_t cornerFlags = 0; 6712a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org 6722a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkVector radii[4]; 6732a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org bool squashedRadii = false; 674cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org for (int c = 0; c < 4; ++c) { 6752a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org radii[c] = rrect.radii((SkRRect::Corner)c); 6762a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkASSERT((0 == radii[c].fX) == (0 == radii[c].fY)); 6772a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (0 == radii[c].fX) { 6782a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // The corner is square, so no need to squash or flag as circular. 6792a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org continue; 6802a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 6812a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (radii[c].fX < kRadiusMin || radii[c].fY < kRadiusMin) { 6822a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org radii[c].set(0, 0); 6832a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org squashedRadii = true; 684cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org continue; 685cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 6862a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (radii[c].fX != radii[c].fY) { 68744a435bc1ac84748d5bec420c7c5fe09171fd971bsalomon@google.com cornerFlags = ~0U; 688fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org break; 689cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 690dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org if (!cornerFlags) { 6912a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org circularRadius = radii[c].fX; 692dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org cornerFlags = 1 << c; 693cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } else { 6942a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (radii[c].fX != circularRadius) { 69544a435bc1ac84748d5bec420c7c5fe09171fd971bsalomon@google.com cornerFlags = ~0U; 696fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org break; 697cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 698dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org cornerFlags |= 1 << c; 699cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 700cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 701cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org 702dd58422b4b2bffb0f7b5bdc047d0f93bd93813b4commit-bot@chromium.org switch (cornerFlags) { 7032a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org case CircularRRectEffect::kAll_CornerFlags: 7042a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // This rrect should have been caught in the simple case above. Though, it would 7052a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // be correctly handled in the fallthrough code. 7062a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkASSERT(false); 7074355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTopLeft_CornerFlag: 7084355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTopRight_CornerFlag: 7094355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottomRight_CornerFlag: 7104355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kBottomLeft_CornerFlag: 7114355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kLeft_CornerFlags: 7124355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kTop_CornerFlags: 7134355f21dbc29bcb479a3806444dd22916e22771ecommit-bot@chromium.org case CircularRRectEffect::kRight_CornerFlags: 7142a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org case CircularRRectEffect::kBottom_CornerFlags: { 7152a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org SkTCopyOnFirstWrite<SkRRect> rr(rrect); 7162a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (squashedRadii) { 7172a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org rr.writable()->setRectRadii(rrect.getBounds(), radii); 7182a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 7192a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org return CircularRRectEffect::Create(edgeType, cornerFlags, *rr); 7202a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 7212a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org case CircularRRectEffect::kNone_CornerFlags: 7222a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org return GrConvexPolyEffect::Create(edgeType, rrect.getBounds()); 7232a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org default: { 7242a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org if (squashedRadii) { 7252a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // If we got here then we squashed some but not all the radii to zero. (If all 7262a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // had been squashed cornerFlags would be 0.) The elliptical effect doesn't 7272a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org // support some rounded and some square corners. 7282a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org return NULL; 7292a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 730fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org if (rrect.isNinePatch()) { 7312a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org return EllipticalRRectEffect::Create(edgeType, rrect); 732fa5edbe5750632b4590ed951c594dd2766ccc4cfcommit-bot@chromium.org } 733cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org return NULL; 7342a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org } 735cb3672ed7fb9a5d54849e3265e8399bc5224bacecommit-bot@chromium.org } 736c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org } 7372a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org 7382a8be900db664bb26dca1adcb3a524a1bb1f45e6commit-bot@chromium.org return NULL; 739c2f7824436d05da6e8514d06a54773538aace028commit-bot@chromium.org} 740