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LightX API -> lxgfx -> makemask

Last modified on Fri, 30th Mar 2007 at 02:08 UTC by zipplet

lxgfx.makemask


procedure makemask(
  surface: tlxhandle;
  colour: tlxcolour32
);


Alters the alpha channel of all pixels matching the given colour, setting the alpha channel of those pixels to transparent ($00). All other pixels will have their alpha values set to $FF (solid).

surface: tlxhandle
The surface to edit.

colour: tlxcolour32
The colour to change to transparent.

Class: lxgfx