78 lines
1.9 KiB
C++
78 lines
1.9 KiB
C++
// Filename: fltLightSourceDefinition.h
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// Created by: drose (26Aug00)
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//
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////////////////////////////////////////////////////////////////////
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#ifndef FLTLIGHTSOURCEDEFINITION_H
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#define FLTLIGHTSOURCEDEFINITION_H
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#include <pandatoolbase.h>
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#include "fltRecord.h"
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#include <luse.h>
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////////////////////////////////////////////////////////////////////
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// Class : FltLightSourceDefinition
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// Description : Represents a single entry in the light source
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// palette. This completely defines the color, etc. of
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// a single light source, which may be referenced later
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// by a FltLightSource bead in the hierarchy.
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////////////////////////////////////////////////////////////////////
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class FltLightSourceDefinition : public FltRecord {
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public:
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FltLightSourceDefinition(FltHeader *header);
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enum LightType {
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LT_infinite = 0,
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LT_local = 1,
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LT_spot = 2
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};
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int _light_index;
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string _light_name;
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Colorf _ambient;
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Colorf _diffuse;
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Colorf _specular;
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LightType _light_type;
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float _exponential_dropoff;
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float _cutoff_angle; // in degrees
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// yaw and pitch only for modeling lights, which are positioned at
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// the eyepoint.
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float _yaw;
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float _pitch;
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float _constant_coefficient;
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float _linear_coefficient;
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float _quadratic_coefficient;
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bool _modeling_light;
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protected:
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virtual bool extract_record(FltRecordReader &reader);
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virtual bool build_record(FltRecordWriter &writer) const;
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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FltRecord::init_type();
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register_type(_type_handle, "FltLightSourceDefinition",
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FltRecord::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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friend class FltHeader;
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};
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#endif
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