class grLight

class grLight: public grNode

Light definition

Inheritance:

Public Fields
GLfloat SpotExponent: Light spot exponent, values: (0-128)
GLfloat SpotCutoff: Light spot cut off, values: 128 or (0-90)
GLfloat CAttenuation: Light constant attenuation, values: (0, infinity)
GLfloat LAttenuation: Light linear attenuation, values: (0, infinity)
GLfloat QAttenuation: Light quadratic attenuation, values: (0, infinity)
grColor4f Ambient: Light ambient color
grColor4f Diffuse: Light diffuse color
grColor4f Specular: Light specular color
Coord4f Position: Light position, (may be an infinite point)
Coord3f SpotDirection: Light direction

Public Methods
grLight(): Default constructor
~grLight(): Default distructor
void Get(): Retrieves settings from internal opengl status, relative of this light
void SetZero(): Links this object to the opengl light0. The opengl light0 is the standard opengl light.
char* Name() const: see grNode

Inherited from grNode:

Public Methods
void Render( grStatus & status )
void Select( grStatus & status )
grNode* FindByName( const GLuint name )

Documentation

Light definition. This node defines a new user light. See opengl references for the definition of lights parameters. The function SetZero link the object to the light0 and support the manipulation of the standard opengl light. NOTA: questo nodo e' in versione BETA.