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 5 REG_FIDDLE(Canvas_writePixels_2, 256, 256, false, 0) { draw(SkCanvas * canvas)6 void 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