Ninja Library - Light Function

njRotateLightZ

Rotates a light matrix around the Z axis

FORMAT

void njRotateLightZ( *ptr, angz )
NJS_LIGHT *ptr
Angle angz

PARAMETER

 *ptr  Pointer to light source 
 angz  Z axis rotation angle 

RETURN

None

DESCRIPTION

Rotates light source matrix registered by njCreateLight() function on the Z axis. Light source position and direction are calculated.

EXAMPLE

#include <Shinobi.h>
	:
NJS_LIGHT light;
sbInitSystem( NJD_RESOLUTION_VGA, NJD_FRAMEBUFFER_MODE_RGB565, 1);
njCreateLight(&light, NJD_POINT_LIGHT);
	:
njClearMatrix();
/* Rotate Z axis 30 degrees */
njRotateLightZ(&amp;light, NJM_RAD_ANG(NJD_PI/6.f));

NOTE

Light source needs to be specified by njCreateLight() function and njClearMatrix() function needs to be called beforehand.

REFERENCE

njCreateLight()

njRotateLightZ
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