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- // Copyright 2019 Google LLC.
- // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
- #include "tools/fiddle/examples.h"
- // HASH=311a59931ac340b90f202cd6ac399a0a
- REG_FIDDLE(HSVToColor, 256, 256, false, 3) {
- void draw(SkCanvas* canvas) {
- canvas->drawBitmap(source, 0, 0);
- for (int y = 0; y < 256; ++y) {
- for (int x = 0; x < 256; ++x) {
- SkColor color = source.getColor(x, y);
- SkScalar hsv[3];
- SkColorToHSV(color, hsv);
- hsv[0] = hsv[0] + 90 >= 360 ? hsv[0] - 270 : hsv[0] + 90;
- SkPaint paint;
- paint.setColor(SkHSVToColor((x + y) % 256, hsv));
- canvas->drawRect(SkRect::MakeXYWH(x, y, 1, 1), paint);
- }
- }
- }
- } // END FIDDLE
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