http://objectpainters.com/blog/2007/11/30/inverting-the-alpha-of-a-bitmap-image/
of
any help?
On Thu, Feb 28, 2008 at 6:56 PM, Steven Sacks <[EMAIL PROTECTED]>
wrote:
> maybe...
>
> private function createInvertedMask()
> {
> var r:int = mask_bitmap.width;
> var c:int = mask_bitmap.height;
> var v:int;
>
> while (--r -(-1))
> {
> while (--c -(-1))
> {
> v = mask_bitmap.getPixel32(r, c);
> mask_bitmap.setPixel32(r, c, v ? 0x00000000 : 0xFF000000);
> }
> }
> }
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