private void copy(Bitmap src, int x, int y, int width, int height, Bitmap dest) {
int[] argbData = new int[width * height];
src.getARGB(argbData, 0, width, x, y, width, height);
for (int tx = 0; tx < dest.getWidth(); tx += width) {
for (int ty = 0; ty < dest.getHeight(); ty += height) {
dest.setARGB(argbData, 0, width, tx, ty, width, height);
}
}
}
