1// Copyright 2019 Google LLC.
2// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3#include "tools/fiddle/examples.h"
4// HASH=8b128e067881f9251357653692fa28da
5REG_FIDDLE(Canvas_writePixels_2, 256, 256, false, 0) {
6void draw(SkCanvas* canvas) {
7    SkImageInfo imageInfo = SkImageInfo::MakeN32Premul(2, 2);
8    SkBitmap bitmap;
9    bitmap.setInfo(imageInfo);
10    uint32_t pixels[4];
11    bitmap.setPixels(pixels);
12    for (int y = 0; y < 256; y += 2) {
13        for (int x = 0; x < 256;  x += 2) {
14            pixels[0] = SkColorSetRGB(x, y, x | y);
15            pixels[1] = SkColorSetRGB(x ^ y, y, x);
16            pixels[2] = SkColorSetRGB(x, x & y, y);
17            pixels[3] = SkColorSetRGB((~x) & 0xFF, (~y) & 0xFF, x);
18            canvas->writePixels(bitmap, x, y);
19        }
20    }
21}
22}  // END FIDDLE
23