50#ifndef _SO_SPOT_LIGHT_
51#define _SO_SPOT_LIGHT_
208 static void initClass();
209 static void exitClass();
#define SO_NODE_HEADER(className)
Renders a scene graph using Open Inventor's Render Engine.
Abstract base class for all light source nodes.
Field containing a floating-point value.
Field containing a three-dimensional vector.
Node representing a spotlight source.
SoSFFloat cutOffAngle
Angle (in radians) outside of which intensity is zero, measured from the center axis of the cone to a...
SoSFVec3f location
Location of the source.
SoSpotLight()
Creates a spotlight source node with default settings.
SoSFFloat dropOffRate
Rate of intensity drop-off per change in angle from primary direction: 0 = constant intensity,...
SoSFVec3f direction
Principal direction of illumination (center axis of cone).