panda3d/panda/src/pgraph/lensNode.h
2009-05-27 18:45:48 +00:00

90 lines
2.5 KiB
C++

// Filename: lensNode.h
// Created by: drose (26Feb02)
//
////////////////////////////////////////////////////////////////////
//
// 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."
//
////////////////////////////////////////////////////////////////////
#ifndef LENSNODE_H
#define LENSNODE_H
#include "pandabase.h"
#include "pandaNode.h"
#include "lens.h"
#include "perspectiveLens.h"
#include "pointerTo.h"
////////////////////////////////////////////////////////////////////
// Class : LensNode
// Description : A node that contains a Lens. The most important
// example of this kind of node is a Camera, but other
// kinds of nodes also contain a lens (for instance, a
// Spotlight).
////////////////////////////////////////////////////////////////////
class EXPCL_PANDA_PGRAPH LensNode : public PandaNode {
PUBLISHED:
LensNode(const string &name, Lens *lens = new PerspectiveLens());
protected:
LensNode(const LensNode &copy);
public:
virtual void output(ostream &out) const;
virtual void write(ostream &out, int indent_level = 0) const;
virtual void xform(const LMatrix4f &mat);
virtual PandaNode *make_copy() const;
PUBLISHED:
INLINE void copy_lens(const Lens &lens);
INLINE void set_lens(Lens *lens);
INLINE Lens *get_lens() const;
bool is_in_view(const LPoint3f &pos);
void show_frustum();
void hide_frustum();
protected:
PT(Lens) _lens;
PT(PandaNode) _shown_frustum;
public:
static void register_with_read_factory();
virtual void write_datagram(BamWriter *manager, Datagram &dg);
virtual int complete_pointers(TypedWritable **plist,
BamReader *manager);
protected:
static TypedWritable *make_from_bam(const FactoryParams &params);
void fillin(DatagramIterator &scan, BamReader *manager);
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
PandaNode::init_type();
register_type(_type_handle, "LensNode",
PandaNode::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 "lensNode.I"
#endif