crbug_905548.cpp 1.6 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445
  1. /*
  2. * Copyright 2018 Google Inc.
  3. *
  4. * Use of this source code is governed by a BSD-style license that can be
  5. * found in the LICENSE file.
  6. */
  7. #include "gm/gm.h"
  8. #include "include/core/SkBlendMode.h"
  9. #include "include/core/SkCanvas.h"
  10. #include "include/core/SkImage.h"
  11. #include "include/core/SkImageFilter.h"
  12. #include "include/core/SkImageInfo.h"
  13. #include "include/core/SkPaint.h"
  14. #include "include/core/SkRect.h"
  15. #include "include/core/SkRefCnt.h"
  16. #include "include/core/SkSurface.h"
  17. #include "include/effects/SkArithmeticImageFilter.h"
  18. #include "include/effects/SkBlurImageFilter.h"
  19. #include "include/effects/SkImageSource.h"
  20. #include "include/effects/SkMorphologyImageFilter.h"
  21. #include "include/effects/SkXfermodeImageFilter.h"
  22. DEF_SIMPLE_GM(crbug_905548, canvas, 100, 200) {
  23. auto surface = canvas->makeSurface(SkImageInfo::MakeN32Premul(100, 100));
  24. if (!surface) {
  25. surface = SkSurface::MakeRaster(SkImageInfo::MakeN32Premul(100, 100));
  26. }
  27. surface->getCanvas()->clear(0);
  28. surface->getCanvas()->drawCircle(50, 50, 45, SkPaint());
  29. auto imageSource = SkImageSource::Make(surface->makeImageSnapshot());
  30. auto blurred = SkBlurImageFilter::Make(15, 15, imageSource);
  31. auto eroded = SkErodeImageFilter::Make(0, 0, blurred);
  32. auto blended = SkXfermodeImageFilter::Make(SkBlendMode::kDstOut, eroded, imageSource, nullptr);
  33. SkPaint paint;
  34. paint.setImageFilter(blended);
  35. canvas->drawRect(SkRect::MakeWH(100, 100), paint);
  36. auto mult = SkArithmeticImageFilter::Make(1, 0, 0, 0, false, eroded, imageSource, nullptr);
  37. paint.setImageFilter(mult);
  38. canvas->translate(0, 100);
  39. canvas->drawRect(SkRect::MakeWH(100, 100), paint);
  40. }