Canvas_writePixels_2.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions
	REG_FIDDLE (Canvas_writePixels_2, 256, 256, false, 0)

Function Documentation

REG_FIDDLE()

REG_FIDDLE	(	Canvas_writePixels_2	,
		256	,
		256	,
		false	,
		0
	)

Definition at line 5 of file Canvas_writePixels_2.cpp.

                                                     {
void draw(SkCanvas* canvas) {
    SkImageInfo imageInfo = SkImageInfo::MakeN32Premul(2, 2);
    SkBitmap bitmap;
    bitmap.setInfo(imageInfo);
    uint32_t pixels[4];
    bitmap.setPixels(pixels);
    for (int y = 0; y < 256; y += 2) {
        for (int x = 0; x < 256;  x += 2) {
            pixels[0] = SkColorSetRGB(x, y, x | y);
            pixels[1] = SkColorSetRGB(x ^ y, y, x);
            pixels[2] = SkColorSetRGB(x, x & y, y);
            pixels[3] = SkColorSetRGB((~x) & 0xFF, (~y) & 0xFF, x);
            canvas->writePixels(bitmap, x, y);
        }
    }
}
}  // END FIDDLE