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Side by Side Diff: src/gpu/GrAAHairLinePathRenderer.cpp

Issue 14081016: Remove static effects from the effect memory pool. (Closed) Base URL: http://skia.googlecode.com/svn/trunk/
Patch Set: Created 7 years, 8 months ago
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1 1
2 /* 2 /*
3 * Copyright 2011 Google Inc. 3 * Copyright 2011 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 "GrAAHairLinePathRenderer.h" 9 #include "GrAAHairLinePathRenderer.h"
10 10
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501 * The output of this effect is a hairline edge for quadratics. 501 * The output of this effect is a hairline edge for quadratics.
502 * Quadratic specified by 0=u^2-v canonical coords. u and v are the first 502 * Quadratic specified by 0=u^2-v canonical coords. u and v are the first
503 * two components of the vertex attribute. Uses unsigned distance. 503 * two components of the vertex attribute. Uses unsigned distance.
504 * Coverage is min(0, 1-distance). 3rd & 4th component unused. 504 * Coverage is min(0, 1-distance). 3rd & 4th component unused.
505 * Requires shader derivative instruction support. 505 * Requires shader derivative instruction support.
506 */ 506 */
507 class HairQuadEdgeEffect : public GrEffect { 507 class HairQuadEdgeEffect : public GrEffect {
508 public: 508 public:
509 509
510 static GrEffectRef* Create() { 510 static GrEffectRef* Create() {
511 // we go through this so we only have one copy of each effect 511 GR_CREATE_STATIC_EFFECT(gHairQuadEdgeEffect, HairQuadEdgeEffect, ());
512 static SkAutoTUnref<GrEffectRef> gHairQuadEdgeEffectRef( 512 gHairQuadEdgeEffect->ref();
513 CreateEffectRef(AutoEffectUnref(SkNEW(HairQuadEdgeEffec t)))); 513 return gHairQuadEdgeEffect;
514
515 gHairQuadEdgeEffectRef.get()->ref();
516 return gHairQuadEdgeEffectRef;
517 } 514 }
518 515
519 virtual ~HairQuadEdgeEffect() {} 516 virtual ~HairQuadEdgeEffect() {}
520 517
521 static const char* Name() { return "HairQuadEdge"; } 518 static const char* Name() { return "HairQuadEdge"; }
522 519
523 virtual void getConstantColorComponents(GrColor* color, 520 virtual void getConstantColorComponents(GrColor* color,
524 uint32_t* validFlags) const SK_OVERR IDE { 521 uint32_t* validFlags) const SK_OVERR IDE {
525 *validFlags = 0; 522 *validFlags = 0;
526 } 523 }
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602 /////////////////////////////////////////////////////////////////////////////// 599 ///////////////////////////////////////////////////////////////////////////////
603 600
604 /** 601 /**
605 * The output of this effect is a 1-pixel wide line. 602 * The output of this effect is a 1-pixel wide line.
606 * Input is 2D implicit device coord line eq (a*x + b*y +c = 0). 4th component u nused. 603 * Input is 2D implicit device coord line eq (a*x + b*y +c = 0). 4th component u nused.
607 */ 604 */
608 class HairLineEdgeEffect : public GrEffect { 605 class HairLineEdgeEffect : public GrEffect {
609 public: 606 public:
610 607
611 static GrEffectRef* Create() { 608 static GrEffectRef* Create() {
612 // we go through this so we only have one copy of each effect 609 GR_CREATE_STATIC_EFFECT(gHairLineEdge, HairLineEdgeEffect, ());
613 static SkAutoTUnref<GrEffectRef> gHairLineEdgeEffectRef( 610 gHairLineEdge->ref();
614 CreateEffectRef(AutoEffectUnref(SkNEW(HairLineEdgeEf fect)))); 611 return gHairLineEdge;
615
616 gHairLineEdgeEffectRef.get()->ref();
617 return gHairLineEdgeEffectRef;
618 } 612 }
619 613
620 virtual ~HairLineEdgeEffect() {} 614 virtual ~HairLineEdgeEffect() {}
621 615
622 static const char* Name() { return "HairLineEdge"; } 616 static const char* Name() { return "HairLineEdge"; }
623 617
624 virtual void getConstantColorComponents(GrColor* color, 618 virtual void getConstantColorComponents(GrColor* color,
625 uint32_t* validFlags) const SK_OVERR IDE { 619 uint32_t* validFlags) const SK_OVERR IDE {
626 *validFlags = 0; 620 *validFlags = 0;
627 } 621 }
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844 4 * lineCnt + kVertsPerQuad*quads, // startV 838 4 * lineCnt + kVertsPerQuad*quads, // startV
845 0, // startI 839 0, // startI
846 kVertsPerQuad*n, // vCount 840 kVertsPerQuad*n, // vCount
847 kIdxsPerQuad*n); // iCount 841 kIdxsPerQuad*n); // iCount
848 quads += n; 842 quads += n;
849 } 843 }
850 target->resetIndexSource(); 844 target->resetIndexSource();
851 845
852 return true; 846 return true;
853 } 847 }
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