Q3DirectionalLight_SetDirection (IM: QD3D)

Inside Macintosh: 3D Graphics Programming With QuickDraw 3D /

Chapter 8 - Light Objects / Light Objects Reference

Light Objects Routines / Managing Directional Lights

Q3DirectionalLight_SetDirection
You can use the Q3DirectionalLight_SetDirection function to set the direction of a directional light.
TQ3Status Q3DirectionalLight_SetDirection (
TQ3LightObject light, 
const TQ3Vector3D *direction);
light
A directional light object.
direction
The desired direction of the specified light.

DESCRIPTION
The Q3DirectionalLight_SetDirection function sets the direction of the directional light specified by the light parameter to the value passed in the direction parameter.