Panda3D
iPhoneGraphicsStateGuardian.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 iPhoneGraphicsStateGuardian.h
10  * @author drose
11  * @date 2009-04-08
12  */
13 
14 #ifndef IPHONEGRAPHICSSTATEGUARDIAN_H
15 #define IPHONEGRAPHICSSTATEGUARDIAN_H
16 
17 #include "pandabase.h"
18 #include "glesgsg.h"
19 
20 #include "iPhoneGraphicsWindow.h"
21 
23 
24 /**
25  *
26  */
27 class IPhoneGraphicsStateGuardian : public GLESGraphicsStateGuardian {
28 public:
30  IPhoneGraphicsStateGuardian *share_with);
31  virtual ~IPhoneGraphicsStateGuardian();
32  virtual void reset();
33 
34 protected:
35  virtual void *get_extension_func(const char *prefix, const char *name);
36 
37 private:
38  void describe_pixel_format(FrameBufferProperties &fb_props);
39 
40  // We have to save a pointer to the GSG we intend to share texture context
41  // with, since we don't create our own context in the constructor.
42  PT(IPhoneGraphicsStateGuardian) _share_with;
43 
44 public:
45  GLint _shared_buffer;
46 
47 public:
48  static TypeHandle get_class_type() {
49  return _type_handle;
50  }
51  static void init_type() {
52  GLESGraphicsStateGuardian::init_type();
53  register_type(_type_handle, "IPhoneGraphicsStateGuardian",
54  GLESGraphicsStateGuardian::get_class_type());
55  }
56  virtual TypeHandle get_type() const {
57  return get_class_type();
58  }
59  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
60 
61 private:
62  static TypeHandle _type_handle;
63 
64  friend class IPhoneGraphicsBuffer;
65 };
66 
67 
68 #endif
A container for the various kinds of properties we might ask to have on a graphics frameBuffer before...
This class is the main interface to controlling the render process.
An object to create GraphicsOutputs that share a particular 3-D API.
Definition: graphicsPipe.h:52
An interface to the osx/ system for managing GL windows under X.
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.
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