像素拷贝及赋值

var bmd1: BitmapData = new BitmapData(90,
	60,
	false,
	0x00000000);
var bmd2: BitmapData = bmd1.clone(); //拷贝

//"画"一条白色的线
for (var i: uint = 10; i <= 40; i++) {
	bmd1.setPixel32(i,
		i, 0xFFFFFFFF);
}

trace(bmd1.getPixel32(10,
	10).toString(16));
//
ffffffff
trace(bmd2.getPixel32(10,
	10).toString(16));
//
ff000000

var bm1: Bitmap = new Bitmap(bmd1);
this.addChild(bm1);
bm1.x = bm1.y = 5;

var bm2: Bitmap = new Bitmap(bmd2);
bm2.x = 105;
bm2.y = 5;
this.addChild(bm2);