blob: ac19a839084c045226725df480f53554fc791766 [file] [log] [blame]
// 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->drawImage(source.asImage(), 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