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
22 class IPhoneGraphicsWindow;
23
24 /**
25 *
26 */
27 class IPhoneGraphicsStateGuardian : public GLESGraphicsStateGuardian {
28 public:
29 IPhoneGraphicsStateGuardian(GraphicsEngine *engine, GraphicsPipe *pipe,
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
FrameBufferProperties
A container for the various kinds of properties we might ask to have on a graphics frameBuffer before...
Definition: frameBufferProperties.h:26
GraphicsEngine
This class is the main interface to controlling the render process.
Definition: graphicsEngine.h:53
GraphicsPipe
An object to create GraphicsOutputs that share a particular 3-D API.
Definition: graphicsPipe.h:52
IPhoneGraphicsStateGuardian
Definition: iPhoneGraphicsStateGuardian.h:27
IPhoneGraphicsWindow
An interface to the osx/ system for managing GL windows under X.
Definition: iPhoneGraphicsWindow.h:28
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
glesgsg.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
iPhoneGraphicsWindow.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
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