Hidden Map Channels / Numbers

Macros
#define	NUM_HIDDENMAPS   2
	The number of "Hidden" or negative-indexed maps in objects which support hidden maps.
#define	MAP_SHADING   -1
	The shading (or illumination) map.
#define	MAP_ALPHA   -2
	The Alpha channel map.

Detailed Description

Macro Definition Documentation

NUM_HIDDENMAPS

#define NUM_HIDDENMAPS   2

The number of "Hidden" or negative-indexed maps in objects which support hidden maps.

indexes for hidden maps are -1-(their position in the hidden map array). (These negative indexes are valid for methods such as mapSupport, mapVerts, etc.)

MAP_SHADING

#define MAP_SHADING   -1

The shading (or illumination) map.

MAP_ALPHA

#define MAP_ALPHA   -2

The Alpha channel map.

Note that only the x (or u) coordinate of the map vertices is currently used.