Xor.cpp 804 B

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  1. // Copyright 2019 Google LLC.
  2. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
  3. #include "tools/fiddle/examples.h"
  4. // HASH=29db2c7493d9098b8a086ddbe30dd6d6
  5. REG_FIDDLE(Xor, 256, 256, false, 0) {
  6. void draw(SkCanvas* canvas) {
  7. SkPaint paint;
  8. paint.setBlendMode(SkBlendMode::kXor);
  9. for (auto color : { SK_ColorRED, SK_ColorBLUE, SK_ColorGREEN } ) {
  10. SkColor colors[] = { color, SkColorSetA(color, 192), SkColorSetA(color, 128),
  11. SkColorSetA(color, 0) };
  12. paint.setShader(SkGradientShader::MakeRadial({ 64, 64}, 100,
  13. colors, nullptr, SK_ARRAY_COUNT(colors), SkTileMode::kClamp));
  14. canvas->drawCircle(64, 64, 100, paint);
  15. canvas->translate(64, 64);
  16. }
  17. }
  18. } // END FIDDLE