aosp12/external/skia/docs/examples/Bitmap_getAddr8.cpp

18 lines
717 B
C++

// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "tools/fiddle/examples.h"
// HASH=cb9a08e8ff779b6a1cf8bb54f3883aaf
REG_FIDDLE(Bitmap_getAddr8, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
SkBitmap bitmap;
const int width = 8;
const int height = 8;
uint8_t pixels[height][width];
SkImageInfo info = SkImageInfo::Make(width, height, kGray_8_SkColorType, kOpaque_SkAlphaType);
if (bitmap.installPixels(info, pixels, info.minRowBytes())) {
SkDebugf("&pixels[4][2] %c= bitmap.getAddr8(2, 4)\n",
&pixels[4][2] == bitmap.getAddr8(2, 4) ? '=' : '!');
}
}
} // END FIDDLE