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Side by Side Diff: src/effects/SkColorMatrixFilter.cpp

Issue 571163002: removing GrDrawEffect (Closed) Base URL: https://skia.googlesource.com/skia.git@gp3
Patch Set: rebase after revert Created 6 years, 3 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 #include "SkColorMatrixFilter.h" 8 #include "SkColorMatrixFilter.h"
9 #include "SkColorMatrix.h" 9 #include "SkColorMatrix.h"
10 #include "SkColorPriv.h" 10 #include "SkColorPriv.h"
(...skipping 381 matching lines...) Expand 10 before | Expand all | Expand 10 after
392 // underflow this may deviate from the actual result. Maybe the effect s hould pin its 392 // underflow this may deviate from the actual result. Maybe the effect s hould pin its
393 // result if the matrix could over/underflow for any component? 393 // result if the matrix could over/underflow for any component?
394 *color = static_cast<uint8_t>(SkScalarPin(outputA, 0, 255)) << GrColor_S HIFT_A; 394 *color = static_cast<uint8_t>(SkScalarPin(outputA, 0, 255)) << GrColor_S HIFT_A;
395 } 395 }
396 396
397 GR_DECLARE_EFFECT_TEST; 397 GR_DECLARE_EFFECT_TEST;
398 398
399 class GLEffect : public GrGLEffect { 399 class GLEffect : public GrGLEffect {
400 public: 400 public:
401 // this class always generates the same code. 401 // this class always generates the same code.
402 static void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyBuil der* b) {} 402 static void GenKey(const GrEffect&, const GrGLCaps&, GrEffectKeyBuilder* b) {}
403 403
404 GLEffect(const GrBackendEffectFactory& factory, 404 GLEffect(const GrBackendEffectFactory& factory,
405 const GrDrawEffect&) 405 const GrEffect&)
406 : INHERITED(factory) { 406 : INHERITED(factory) {
407 } 407 }
408 408
409 virtual void emitCode(GrGLProgramBuilder* builder, 409 virtual void emitCode(GrGLProgramBuilder* builder,
410 const GrDrawEffect&, 410 const GrEffect&,
411 const GrEffectKey&, 411 const GrEffectKey&,
412 const char* outputColor, 412 const char* outputColor,
413 const char* inputColor, 413 const char* inputColor,
414 const TransformedCoordsArray&, 414 const TransformedCoordsArray&,
415 const TextureSamplerArray&) SK_OVERRIDE { 415 const TextureSamplerArray&) SK_OVERRIDE {
416 fMatrixHandle = builder->addUniform(GrGLProgramBuilder::kFragment_Vi sibility, 416 fMatrixHandle = builder->addUniform(GrGLProgramBuilder::kFragment_Vi sibility,
417 kMat44f_GrSLType, 417 kMat44f_GrSLType,
418 "ColorMatrix"); 418 "ColorMatrix");
419 fVectorHandle = builder->addUniform(GrGLProgramBuilder::kFragment_Vi sibility, 419 fVectorHandle = builder->addUniform(GrGLProgramBuilder::kFragment_Vi sibility,
420 kVec4f_GrSLType, 420 kVec4f_GrSLType,
(...skipping 10 matching lines...) Expand all
431 fsBuilder->codeAppendf("\t%s = %s * vec4(%s.rgb / nonZeroAlpha, nonZ eroAlpha) + %s;\n", 431 fsBuilder->codeAppendf("\t%s = %s * vec4(%s.rgb / nonZeroAlpha, nonZ eroAlpha) + %s;\n",
432 outputColor, 432 outputColor,
433 builder->getUniformCStr(fMatrixHandle), 433 builder->getUniformCStr(fMatrixHandle),
434 inputColor, 434 inputColor,
435 builder->getUniformCStr(fVectorHandle)); 435 builder->getUniformCStr(fVectorHandle));
436 fsBuilder->codeAppendf("\t%s = clamp(%s, 0.0, 1.0);\n", outputColor, outputColor); 436 fsBuilder->codeAppendf("\t%s = clamp(%s, 0.0, 1.0);\n", outputColor, outputColor);
437 fsBuilder->codeAppendf("\t%s.rgb *= %s.a;\n", outputColor, outputCol or); 437 fsBuilder->codeAppendf("\t%s.rgb *= %s.a;\n", outputColor, outputCol or);
438 } 438 }
439 439
440 virtual void setData(const GrGLProgramDataManager& uniManager, 440 virtual void setData(const GrGLProgramDataManager& uniManager,
441 const GrDrawEffect& drawEffect) SK_OVERRIDE { 441 const GrEffect& effect) SK_OVERRIDE {
442 const ColorMatrixEffect& cme = drawEffect.castEffect<ColorMatrixEffe ct>(); 442 const ColorMatrixEffect& cme = effect.cast<ColorMatrixEffect>();
443 const float* m = cme.fMatrix.fMat; 443 const float* m = cme.fMatrix.fMat;
444 // The GL matrix is transposed from SkColorMatrix. 444 // The GL matrix is transposed from SkColorMatrix.
445 GrGLfloat mt[] = { 445 GrGLfloat mt[] = {
446 m[0], m[5], m[10], m[15], 446 m[0], m[5], m[10], m[15],
447 m[1], m[6], m[11], m[16], 447 m[1], m[6], m[11], m[16],
448 m[2], m[7], m[12], m[17], 448 m[2], m[7], m[12], m[17],
449 m[3], m[8], m[13], m[18], 449 m[3], m[8], m[13], m[18],
450 }; 450 };
451 static const float kScale = 1.0f / 255.0f; 451 static const float kScale = 1.0f / 255.0f;
452 GrGLfloat vec[] = { 452 GrGLfloat vec[] = {
453 m[4] * kScale, m[9] * kScale, m[14] * kScale, m[19] * kScale, 453 m[4] * kScale, m[9] * kScale, m[14] * kScale, m[19] * kScale,
454 }; 454 };
455 uniManager.setMatrix4fv(fMatrixHandle, 1, mt); 455 uniManager.setMatrix4fv(fMatrixHandle, 1, mt);
456 uniManager.set4fv(fVectorHandle, 1, vec); 456 uniManager.set4fv(fVectorHandle, 1, vec);
457 } 457 }
458 458
459 private: 459 private:
460 GrGLProgramDataManager::UniformHandle fMatrixHandle; 460 GrGLProgramDataManager::UniformHandle fMatrixHandle;
461 GrGLProgramDataManager::UniformHandle fVectorHandle; 461 GrGLProgramDataManager::UniformHandle fVectorHandle;
462 462
463 typedef GrGLEffect INHERITED; 463 typedef GrGLEffect INHERITED;
464 }; 464 };
465 465
466 private: 466 private:
467 ColorMatrixEffect(const SkColorMatrix& matrix) : fMatrix(matrix) {} 467 ColorMatrixEffect(const SkColorMatrix& matrix) : fMatrix(matrix) {}
468 468
469 virtual bool onIsEqual(const GrEffect& s) const { 469 virtual bool onIsEqual(const GrEffect& s) const {
470 const ColorMatrixEffect& cme = CastEffect<ColorMatrixEffect>(s); 470 const ColorMatrixEffect& cme = s.cast<ColorMatrixEffect>();
471 return cme.fMatrix == fMatrix; 471 return cme.fMatrix == fMatrix;
472 } 472 }
473 473
474 SkColorMatrix fMatrix; 474 SkColorMatrix fMatrix;
475 475
476 typedef GrEffect INHERITED; 476 typedef GrEffect INHERITED;
477 }; 477 };
478 478
479 GR_DEFINE_EFFECT_TEST(ColorMatrixEffect); 479 GR_DEFINE_EFFECT_TEST(ColorMatrixEffect);
480 480
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502 str->append("matrix: ("); 502 str->append("matrix: (");
503 for (int i = 0; i < 20; ++i) { 503 for (int i = 0; i < 20; ++i) {
504 str->appendScalar(fMatrix.fMat[i]); 504 str->appendScalar(fMatrix.fMat[i]);
505 if (i < 19) { 505 if (i < 19) {
506 str->append(", "); 506 str->append(", ");
507 } 507 }
508 } 508 }
509 str->append(")"); 509 str->append(")");
510 } 510 }
511 #endif 511 #endif
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