104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file lensNode.h
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* @author drose
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* @date 2002-02-26
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*/
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#ifndef LENSNODE_H
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#define LENSNODE_H
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#include "pandabase.h"
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#include "pandaNode.h"
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#include "lens.h"
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#include "perspectiveLens.h"
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#include "pointerTo.h"
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/**
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* A node that contains a Lens. The most important example of this kind of
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* node is a Camera, but other kinds of nodes also contain a lens (for
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* instance, a Spotlight).
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*/
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class EXPCL_PANDA_PGRAPH LensNode : public PandaNode {
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PUBLISHED:
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explicit LensNode(const std::string &name, Lens *lens = nullptr);
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protected:
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LensNode(const LensNode ©);
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public:
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virtual void output(std::ostream &out) const;
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virtual void write(std::ostream &out, int indent_level = 0) const;
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virtual void xform(const LMatrix4 &mat);
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virtual PandaNode *make_copy() const;
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PUBLISHED:
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INLINE void copy_lens(const Lens &lens);
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INLINE void copy_lens(int index, const Lens &lens);
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INLINE void set_lens(Lens *lens);
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void set_lens(int index, Lens *lens);
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INLINE Lens *get_lens(int index = 0) const;
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bool set_lens_active(int index, bool active);
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INLINE bool get_lens_active(int index) const;
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INLINE bool activate_lens(int index);
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INLINE bool deactivate_lens(int index);
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INLINE bool is_in_view(const LPoint3 &pos);
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bool is_in_view(int index, const LPoint3 &pos);
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void show_frustum();
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void hide_frustum();
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protected:
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PT(PandaNode) _shown_frustum;
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class LensSlot {
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public:
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PT(Lens) _lens;
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bool _is_active;
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};
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typedef pvector<LensSlot> Lenses;
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Lenses _lenses;
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter *manager, Datagram &dg);
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virtual int complete_pointers(TypedWritable **plist,
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BamReader *manager);
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protected:
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static TypedWritable *make_from_bam(const FactoryParams ¶ms);
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void fillin(DatagramIterator &scan, BamReader *manager);
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public:
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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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PandaNode::init_type();
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register_type(_type_handle, "LensNode",
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PandaNode::get_class_type());
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}
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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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private:
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static TypeHandle _type_handle;
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};
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#include "lensNode.I"
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#endif
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