Flutter Engine
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ColorToHSV.cpp File Reference
#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions

 REG_FIDDLE (ColorToHSV, 256, 256, false, 3)
 

Function Documentation

◆ REG_FIDDLE()

REG_FIDDLE ( ColorToHSV  ,
256  ,
256  ,
false  ,
 
)

Definition at line 4 of file ColorToHSV.cpp.

4 {
5void draw(SkCanvas* canvas) {
6 canvas->drawImage(source.asImage(), 0, 0);
7 for (int y = 0; y < 256; ++y) {
8 for (int x = 0; x < 256; ++x) {
9 SkScalar hsv[3];
11 hsv[1] = 1 - hsv[1];
13 paint.setColor(SkHSVToColor(hsv));
14 canvas->drawRect(SkRect::MakeXYWH(x, y, 1, 1), paint);
15 }
16 }
17}
18} // END FIDDLE
SK_API SkColor SkHSVToColor(U8CPU alpha, const SkScalar hsv[3])
Definition: SkColor.cpp:78
static void SkColorToHSV(SkColor color, SkScalar hsv[3])
Definition: SkColor.h:169
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition: aaclip.cpp:27
sk_sp< SkImage > asImage() const
Definition: SkBitmap.cpp:645
SkColor getColor(int x, int y) const
Definition: SkBitmap.h:874
void drawRect(const SkRect &rect, const SkPaint &paint)
Definition: SkCanvas.cpp:1673
void drawImage(const SkImage *image, SkScalar left, SkScalar top)
Definition: SkCanvas.h:1528
const Paint & paint
Definition: color_source.cc:38
SkBitmap source
Definition: examples.cpp:28
float SkScalar
Definition: extension.cpp:12
double y
double x
static constexpr SkRect MakeXYWH(float x, float y, float w, float h)
Definition: SkRect.h:659