> I have BitmapData A and BitmapData B; > Is there a fast routine that from every pixel in A will > subtract the color of the coresponding pixel in B? > I'm looking for a solution using the built-in BitmapData > functions, since a manual looop on every pixel will be > somewhat intensive (even if I use the getPixels>loop > ByteArray>setPixels hack to set the pixels, instead of a > setPixel() loop);
Interestingly, in Director this is easy using copyPixels and the #subtract ink, so as the BitmapData object is essentially an updating of Director's Image object, I'd have expected the same routine to be available in Flash. Is there some undocumented parameter of the copyPixels function? Danny _______________________________________________ Flashcoders@chattyfig.figleaf.com To change your subscription options or search the archive: http://chattyfig.figleaf.com/mailman/listinfo/flashcoders Brought to you by Fig Leaf Software Premier Authorized Adobe Consulting and Training http://www.figleaf.com http://training.figleaf.com