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rectangleLight.h
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100 lines (81 loc) · 2.66 KB
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/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file rectangleLight.h
* @author rdb
* @date 2016-12-19
*/
#ifndef RECTANGLELIGHT_H
#define RECTANGLELIGHT_H
#include "pandabase.h"
#include "lightLensNode.h"
#include "pointLight.h"
/**
* This is a type of area light that is an axis aligned rectangle, pointing
* along the Y axis in the positive direction.
*
* @since 1.10.0
*/
class EXPCL_PANDA_PGRAPHNODES RectangleLight : public LightLensNode {
PUBLISHED:
explicit RectangleLight(const std::string &name);
protected:
RectangleLight(const RectangleLight ©);
public:
virtual PandaNode *make_copy() const;
virtual void write(std::ostream &out, int indent_level) const;
PUBLISHED:
INLINE const LColor &get_specular_color() const final;
INLINE PN_stdfloat get_max_distance() const;
INLINE void set_max_distance(PN_stdfloat max_distance);
MAKE_PROPERTY(max_distance, get_max_distance, set_max_distance);
virtual int get_class_priority() const;
public:
virtual void bind(GraphicsStateGuardianBase *gsg, const NodePath &light,
int light_id);
private:
// This is the data that must be cycled between pipeline stages.
class EXPCL_PANDA_PGRAPHNODES CData : public CycleData {
public:
INLINE CData();
INLINE CData(const CData ©);
virtual CycleData *make_copy() const;
virtual void write_datagram(BamWriter *manager, Datagram &dg) const;
virtual void fillin(DatagramIterator &scan, BamReader *manager);
virtual TypeHandle get_parent_type() const {
return RectangleLight::get_class_type();
}
PN_stdfloat _max_distance;
};
PipelineCycler<CData> _cycler;
typedef CycleDataReader<CData> CDReader;
typedef CycleDataWriter<CData> CDWriter;
public:
static void register_with_read_factory();
virtual void write_datagram(BamWriter *manager, Datagram &dg);
protected:
static TypedWritable *make_from_bam(const FactoryParams ¶ms);
void fillin(DatagramIterator &scan, BamReader *manager);
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
LightLensNode::init_type();
register_type(_type_handle, "RectangleLight",
LightLensNode::get_class_type());
}
virtual TypeHandle get_type() const {
return get_class_type();
}
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
private:
static TypeHandle _type_handle;
};
#include "rectangleLight.I"
#endif