class DVlight_properties

The properties (ambient, diffuse, position, etc) of a light

Public Fields
int active: Flag as to whether the light is active or not
DVcolor ambient: The ambient color of the light
DVcolor diffuse: The diffuse color of the light
DVcolor specular: The specular color of the light
DVlight_position position: The position of the light (in homogenous coordinates)
DVspotlight_direction spot_direction: The direction of the light, if it is a spotlight
DVlighting_exponent_float spot_exponent: The exponent of the light, if it is a spotlight
DVspotlight_cutoff_float spot_cutoff: The cutoff value of the light, if it is a spotlight
DVnon_negative_float constant_attenuation: The constant attenuation of the light
DVnon_negative_float linear_attenuation: The linear attenuation of the light
DVnon_negative_float quadratic_attenuation: The quadratic attenuation of the light

Public Methods
DVlight_properties(): Constructors
DVlight_properties(const DVlight_properties&): Copy constructor from a DVlight_properties
DVlight_properties(const DVrich_light_properties&): Copy constructor from a DVrich_light_properties
~DVlight_properties(): Destructor
const DVlight_properties& operator=(const DVlight_properties &): Assignment operator from a DVlight_properties
const DVlight_properties& operator=(const DVrich_light_properties &): Assignment operator from a DVrich_light_properties
int operator==(const DVlight_properties&) const: Check equaliity
int operator!=(const DVlight_properties&) const: Check inequaliity
int is_spotlight() const: Return true if the light is a spotlight, false otherwise
int is_positional() const: Return true is the light is positional.
void print(ostream&) const