Yes, you can pick a mask colour. I done some functions for that :)
http://www.blitzbasic.com/Community/posts.php?topic=33427
The mask color is really just alpha values written to the texture, where there is a color (0,0,0). Any pixel/texel having an alpha value below 128, will be masked.
Go here....
http://www.blitzbasic.com/Community/posts.php?topic=33427
The mask color is really just alpha values written to the texture, where there is a color (0,0,0). Any pixel/texel having an alpha value below 128, will be masked.
Go here....