Panda3D
eggUserData.h
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1 /**
2  * PANDA 3D SOFTWARE
3  * Copyright (c) Carnegie Mellon University. All rights reserved.
4  *
5  * All use of this software is subject to the terms of the revised BSD
6  * license. You should have received a copy of this license along
7  * with this source code in a file named "LICENSE."
8  *
9  * @file eggUserData.h
10  * @author drose
11  * @date 2003-06-03
12  */
13 
14 #ifndef EGGUSERDATA_H
15 #define EGGUSERDATA_H
16 
17 #include "pandabase.h"
18 
19 #include "typedReferenceCount.h"
20 
21 /**
22  * This is a base class for a user-defined data type to extend egg structures
23  * in processing code. The user of the egg library may derive from
24  * EggUserData to associate any arbitrary data with various egg objects.
25  *
26  * However, this data will not be written out to the disk when the egg file is
27  * written; it is an in-memory object only.
28  */
29 class EXPCL_PANDA_EGG EggUserData : public TypedReferenceCount {
30 PUBLISHED:
31  INLINE EggUserData();
32  INLINE EggUserData(const EggUserData &copy);
33  INLINE EggUserData &operator = (const EggUserData &copy);
34 
35  virtual ~EggUserData();
36 
37 public:
38  static TypeHandle get_class_type() {
39  return _type_handle;
40  }
41  static void init_type() {
42  TypedReferenceCount::init_type();
43  register_type(_type_handle, "EggUserData",
44  TypedReferenceCount::get_class_type());
45  }
46  virtual TypeHandle get_type() const {
47  return get_class_type();
48  }
49  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
50 
51 private:
52  static TypeHandle _type_handle;
53 };
54 
55 #include "eggUserData.I"
56 
57 #endif
EggUserData
This is a base class for a user-defined data type to extend egg structures in processing code.
Definition: eggUserData.h:29
pandabase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
register_type
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
Definition: register_type.I:22
TypedReferenceCount
A base class for things which need to inherit from both TypedObject and from ReferenceCount.
Definition: typedReferenceCount.h:31
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
eggUserData.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
typedReferenceCount.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.