Panda3D
stateMunger.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 stateMunger.h
10  * @author drose
11  * @date 2005-05-04
12  */
13 
14 #ifndef STATEMUNGER_H
15 #define STATEMUNGER_H
16 
17 #include "pandabase.h"
18 #include "geomMunger.h"
19 #include "renderState.h"
20 
21 /**
22  * This is just a simple derivative of GeomMunger that adds the ability to
23  * munge states. That functionality can't be declared in the base class,
24  * since it doesn't really know about RenderState.
25  */
26 class EXPCL_PANDA_PGRAPH StateMunger : public GeomMunger {
27 public:
29  virtual ~StateMunger();
30  CPT(RenderState) munge_state(const RenderState *state);
31 
32  INLINE bool should_munge_state() const;
33 
34 protected:
35  virtual CPT(RenderState) munge_state_impl(const RenderState *state);
36 
37  bool _should_munge_state;
38 
39 public:
40  static TypeHandle get_class_type() {
41  return _type_handle;
42  }
43  static void init_type() {
44  GeomMunger::init_type();
45  register_type(_type_handle, "StateMunger",
46  GeomMunger::get_class_type());
47  }
48  virtual TypeHandle get_type() const {
49  return get_class_type();
50  }
51  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
52 
53 private:
54  static TypeHandle _type_handle;
55 };
56 
57 #include "stateMunger.I"
58 
59 #endif
Objects of this class are used to convert vertex data from a Geom into a format suitable for passing ...
Definition: geomMunger.h:50
This is a base class for the GraphicsStateGuardian class, which is itself a base class for the variou...
This represents a unique collection of RenderAttrib objects that correspond to a particular renderabl...
Definition: renderState.h:47
This is just a simple derivative of GeomMunger that adds the ability to munge states.
Definition: stateMunger.h:26
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
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
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.