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Side by Side Diff: src/effects/gradients/SkRadialGradient.cpp

Issue 1251173002: Added GrGLFragmentProcessor::EmitArgs struct for use with emitCode() (Closed) Base URL: https://skia.googlesource.com/skia@composeshader_gpu
Patch Set: Created 5 years, 5 months ago
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1 1
2 /* 2 /*
3 * Copyright 2012 Google Inc. 3 * Copyright 2012 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 "SkRadialGradient.h" 9 #include "SkRadialGradient.h"
10 #include "SkRadialGradient_Table.h" 10 #include "SkRadialGradient_Table.h"
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433 433
434 #include "SkGr.h" 434 #include "SkGr.h"
435 #include "gl/builders/GrGLProgramBuilder.h" 435 #include "gl/builders/GrGLProgramBuilder.h"
436 436
437 class GrGLRadialGradient : public GrGLGradientEffect { 437 class GrGLRadialGradient : public GrGLGradientEffect {
438 public: 438 public:
439 439
440 GrGLRadialGradient(const GrProcessor&) {} 440 GrGLRadialGradient(const GrProcessor&) {}
441 virtual ~GrGLRadialGradient() { } 441 virtual ~GrGLRadialGradient() { }
442 442
443 virtual void emitCode(GrGLFPBuilder*, 443 virtual void emitCode(EmitArgs&) override;
444 const GrFragmentProcessor&,
445 const char* outputColor,
446 const char* inputColor,
447 const TransformedCoordsArray&,
448 const TextureSamplerArray&) override;
449 444
450 static void GenKey(const GrProcessor& processor, const GrGLSLCaps&, GrProces sorKeyBuilder* b) { 445 static void GenKey(const GrProcessor& processor, const GrGLSLCaps&, GrProces sorKeyBuilder* b) {
451 b->add32(GenBaseGradientKey(processor)); 446 b->add32(GenBaseGradientKey(processor));
452 } 447 }
453 448
454 private: 449 private:
455 450
456 typedef GrGLGradientEffect INHERITED; 451 typedef GrGLGradientEffect INHERITED;
457 452
458 }; 453 };
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517 GrColor paintColor; 512 GrColor paintColor;
518 GrFragmentProcessor* fp; 513 GrFragmentProcessor* fp;
519 SkAssertResult(shader->asFragmentProcessor(d->fContext, paint, 514 SkAssertResult(shader->asFragmentProcessor(d->fContext, paint,
520 GrTest::TestMatrix(d->fRandom), N ULL, 515 GrTest::TestMatrix(d->fRandom), N ULL,
521 &paintColor, d->fProcDataManager, &fp)); 516 &paintColor, d->fProcDataManager, &fp));
522 return fp; 517 return fp;
523 } 518 }
524 519
525 ///////////////////////////////////////////////////////////////////// 520 /////////////////////////////////////////////////////////////////////
526 521
527 void GrGLRadialGradient::emitCode(GrGLFPBuilder* builder, 522 void GrGLRadialGradient::emitCode(EmitArgs& args) {
528 const GrFragmentProcessor& fp, 523 const GrRadialGradient& ge = args.fFp.cast<GrRadialGradient>();
529 const char* outputColor, 524 this->emitUniforms(args.fBuilder, ge);
530 const char* inputColor,
531 const TransformedCoordsArray& coords,
532 const TextureSamplerArray& samplers) {
533 const GrRadialGradient& ge = fp.cast<GrRadialGradient>();
534 this->emitUniforms(builder, ge);
535 SkString t("length("); 525 SkString t("length(");
536 t.append(builder->getFragmentShaderBuilder()->ensureFSCoords2D(coords, 0)); 526 t.append(args.fBuilder->getFragmentShaderBuilder()->ensureFSCoords2D(args.fC oords, 0));
537 t.append(")"); 527 t.append(")");
538 this->emitColor(builder, ge, t.c_str(), outputColor, inputColor, samplers); 528 this->emitColor(args.fBuilder, ge, t.c_str(), args.fOutputColor, args.fInput Color,
529 args.fSamplers);
539 } 530 }
540 531
541 ///////////////////////////////////////////////////////////////////// 532 /////////////////////////////////////////////////////////////////////
542 533
543 bool SkRadialGradient::asFragmentProcessor(GrContext* context, const SkPaint& pa int, 534 bool SkRadialGradient::asFragmentProcessor(GrContext* context, const SkPaint& pa int,
544 const SkMatrix& viewM, 535 const SkMatrix& viewM,
545 const SkMatrix* localMatrix, GrColor* paintColor, 536 const SkMatrix* localMatrix, GrColor* paintColor,
546 GrProcessorDataManager* procDataManag er, 537 GrProcessorDataManager* procDataManag er,
547 GrFragmentProcessor** fp) const { 538 GrFragmentProcessor** fp) const {
548 SkASSERT(context); 539 SkASSERT(context);
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587 str->appendScalar(fCenter.fY); 578 str->appendScalar(fCenter.fY);
588 str->append(") radius: "); 579 str->append(") radius: ");
589 str->appendScalar(fRadius); 580 str->appendScalar(fRadius);
590 str->append(" "); 581 str->append(" ");
591 582
592 this->INHERITED::toString(str); 583 this->INHERITED::toString(str);
593 584
594 str->append(")"); 585 str->append(")");
595 } 586 }
596 #endif 587 #endif
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