【自用】Android 切割Bitmap为多个小的Bitmap

Bitmap bmp = BitmapFactory.decodeResource(this.getResources(), R.drawable.game_tiles_color8);
int edge = bmp.getWidth() / 8;

for (int i = 0; i < 8; i++)
{
colorTiles[i] = Bitmap.createBitmap(bmp, i * edge, 0, edge, edge);
}