xref: /aosp_15_r20/external/skia/docs/examples/Bitmap_getAddr8.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
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 REG_FIDDLE(Bitmap_getAddr8, 256, 256, true, 0) {
draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) {
6     SkBitmap bitmap;
7     const int width = 8;
8     const int height = 8;
9     uint8_t pixels[height][width];
10     SkImageInfo info = SkImageInfo::Make(width, height, kGray_8_SkColorType, kOpaque_SkAlphaType);
11     if (bitmap.installPixels(info, pixels, info.minRowBytes())) {
12         SkDebugf("&pixels[4][2] %c= bitmap.getAddr8(2, 4)\n",
13                   &pixels[4][2]  == bitmap.getAddr8(2, 4) ? '=' : '!');
14     }
15 }
16 }  // END FIDDLE
17