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test();
function test():void
{
trace(0xff);
trace(0xffffff);
var bit:Bitmap=new Bitmap(new Myclass(0,0));
addChild(bit);
bit.width=225;
bit.height=336;
for (var i:uint=0; i<bit.bitmapData.height; i++)
{
for (var j:uint=0; j<bit.bitmapData.width; j++)
{
var pixelValue:uint = bit.bitmapData.getPixel(j, i);
bit.bitmapData.setPixel(j,i,(pixelValue &0xff)<<16 | (pixelValue &0xff)<<8 |(pixelValue & 0xff));
}
}
}
µ±ÖеĹؼüµØ·½£¬ÔÚÓÚ¶Ô
var pixelValue:uint = bit.bitmapData.getPixel(j, i);
bit.bitmapData.setPixel(j,i,(pixelValue &0xff)<<16 | (pixelValue &0xff)<<8 |(pixelValue & 0xff));
½øÐлñȡÿһ¸öÏñËØµãµÄÖµ¡£RGBµÄÖµ£¬È»ºóÔÙ¸ù¾ÝλÔËËãÀ´È·¶¨ÕâÖÖЧ¹û¡£
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setPixel(x:int, y:int, color:uint):void
ÉèÖà BitmapData ¶ÔÏóµÄµ¥¸öÏñËØ¡£
getPixel(x:int, y:int):uint
·µ»ØÒ»¸öÕûÊý£¬Ëü±íʾ BitmapData ¶ÔÏóÖÐÔÚÌØ¶¨µã (x, y) ´¦µÄ RGB ÏñËØÖµ¡£
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for (var i:uint=0; i<bit.bitmapData.height; i++)
¿ÉÒԸijÉfor (var i:uint=0; i<bit.height; i++)
·ñÔò¾Í²»¿ÉÒÔ.
ÆäÖÐ0xff ºÍ0xffffff Ô­±¾ÒÔΪÊÇÒ»Ñù£¬µ«ÊǾ­¹ý²âÊԵĽá¹û£¬·¢ÏÖ0xff ´ú±íÁË0--255 µÄÑÕÉ«£¬Ò²¾ÍÊdz£¼ûµÄRPGÖµ¡£
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ÓÐÒâ˼µÄÊÇ(pixelValue &0xff)<<16  ÕâЩͨ¹ýλÔËËãÔÙÒÆÎ»µÄ¼ÆËã²úÉúµÄ½á¹ûΪʲô»á²úÉúºÚ°×µÄЧ¹ûÄØ?
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package
{
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dx = mouseX - sprite.x;
dy = mouseY - sprite.y;
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