Panda3D
fltMeshPrimitive.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 fltMeshPrimitive.h
10  * @author drose
11  * @date 2001-02-28
12  */
13 
14 #ifndef FLTMESHPRIMITIVE_H
15 #define FLTMESHPRIMITIVE_H
16 
17 #include "pandatoolbase.h"
18 
19 #include "fltBead.h"
20 #include "fltHeader.h"
21 
22 #include "luse.h"
23 #include "vector_int.h"
24 
25 /**
26  * A single primitive of a mesh, like a triangle strip or fan.
27  */
28 class FltMeshPrimitive : public FltBead {
29 public:
30  FltMeshPrimitive(FltHeader *header);
31 
32  enum PrimitiveType {
33  PT_tristrip = 1,
34  PT_trifan = 2,
35  PT_quadstrip = 3,
36  PT_polygon = 4,
37  };
38 
39  typedef vector_int Vertices;
40 
41  PrimitiveType _primitive_type;
42  Vertices _vertices;
43 
44 
45 protected:
46  virtual bool extract_record(FltRecordReader &reader);
47  virtual bool build_record(FltRecordWriter &writer) const;
48 
49 public:
50  virtual TypeHandle get_type() const {
51  return get_class_type();
52  }
53  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
54  static TypeHandle get_class_type() {
55  return _type_handle;
56  }
57  static void init_type() {
58  FltBead::init_type();
59  register_type(_type_handle, "FltMeshPrimitive",
60  FltBead::get_class_type());
61  }
62 
63 private:
64  static TypeHandle _type_handle;
65 };
66 
67 #include "fltMeshPrimitive.I"
68 
69 #endif
FltRecordWriter
This class writes a sequence of FltRecords to an ostream, handling opcode and size counts properly.
Definition: fltRecordWriter.h:31
vector_int.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
FltRecordReader
This class turns an istream into a sequence of FltRecords by reading a sequence of Datagrams and extr...
Definition: fltRecordReader.h:30
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
fltHeader.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
fltMeshPrimitive.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
FltHeader
This is the first bead in the file, the top of the bead hierarchy, and the primary interface to readi...
Definition: fltHeader.h:44
luse.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
FltMeshPrimitive
A single primitive of a mesh, like a triangle strip or fan.
Definition: fltMeshPrimitive.h:28
pandatoolbase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
FltBead
A base class for any of a broad family of flt records that represent particular beads in the hierarch...
Definition: fltBead.h:29
fltBead.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.