GXGetLightDirv

Syntax

#include <revolution/gx.h>

#define GXGetLightDirv(lo, vec) \
 (GXGetLightDir((lo), (f32*)(vec), (f32*)(vec)+1, (f32*)(vec)+2))

Arguments

lo Pointer to a light object.
vec Returns direction vector. You may use an f32-type array or structure.

Return Values

None.

Description

This macro returns the direction of the light from a light object into a vector structure. Use the GXInitLightDir, GXInitLightDirv, GXInitSpecularDir or GXInitSpecularDirv function to set the light direction.

See Also

GXInitLightDir, GXInitLightDirv, GXInitSpecularDir, GXInitSpecularDirv

Revision History

2006/03/01 Initial version.

CONFIDENTIAL