REG_FIDDLE(Hue, 256, 256, false, 3)
@ kHue
hue of source with saturation and luminosity of destination
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
void drawColor(SkColor color, SkBlendMode mode=SkBlendMode::kSrcOver)
void drawImage(const SkImage *image, SkScalar left, SkScalar top)
sk_sp< const SkImage > image