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99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
// Filename: modelRoot.h
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// Created by: drose (16Mar02)
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//
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////////////////////////////////////////////////////////////////////
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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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////////////////////////////////////////////////////////////////////
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#ifndef MODELROOT_H
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#define MODELROOT_H
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#include "pandabase.h"
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#include "referenceCount.h"
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#include "modelNode.h"
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////////////////////////////////////////////////////////////////////
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// Class : ModelRoot
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// Description : A node of this type is created automatically at the
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// root of each model file that is loaded. It may
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// eventually contain some information about the
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// contents of the model; at the moment, it contains no
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// special information, but can be used as a flag to
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// indicate the presence of a loaded model file.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA_PGRAPH ModelRoot : public ModelNode {
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PUBLISHED:
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INLINE ModelRoot(const string &name);
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INLINE ModelRoot(const Filename &fullpath, time_t timestamp);
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INLINE int get_model_ref_count() const;
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MAKE_PROPERTY(model_ref_count, get_model_ref_count);
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INLINE const Filename &get_fullpath() const;
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INLINE void set_fullpath(const Filename &fullpath);
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MAKE_PROPERTY(fullpath, get_fullpath, set_fullpath);
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INLINE time_t get_timestamp() const;
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INLINE void set_timestamp(time_t timestamp);
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MAKE_PROPERTY(timestamp, get_timestamp, set_timestamp);
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// This class is used to unify references to the same model.
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class ModelReference : public ReferenceCount {
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PUBLISHED:
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INLINE ModelReference();
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};
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INLINE ModelReference *get_reference() const;
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void set_reference(ModelReference *ref);
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MAKE_PROPERTY(reference, get_reference, set_reference);
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protected:
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INLINE ModelRoot(const ModelRoot ©);
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public:
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virtual PandaNode *make_copy() const;
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private:
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Filename _fullpath;
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time_t _timestamp;
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PT(ModelReference) _reference;
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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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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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ModelNode::init_type();
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register_type(_type_handle, "ModelRoot",
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ModelNode::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 "modelRoot.I"
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#endif
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