Panda3D

osMesaGraphicsStateGuardian.h

00001 // Filename: osMesaGraphicsStateGuardian.h
00002 // Created by:  drose (09Feb04)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef OSMESAGRAPHICSSTATEGUARDIAN_H
00016 #define OSMESAGRAPHICSSTATEGUARDIAN_H
00017 
00018 #include "pandabase.h"
00019 #include "mesagsg.h"
00020 
00021 ////////////////////////////////////////////////////////////////////
00022 //       Class : OSMesaGraphicsStateGuardian
00023 // Description : A tiny specialization on MesaGraphicsStateGuardian to
00024 //               add a reference to the OSMesaContext.
00025 ////////////////////////////////////////////////////////////////////
00026 class EXPCL_PANDAMESA OSMesaGraphicsStateGuardian : public MesaGraphicsStateGuardian {
00027 public:
00028   OSMesaGraphicsStateGuardian(GraphicsEngine *engine, GraphicsPipe *pipe,
00029                               OSMesaGraphicsStateGuardian *share_with);
00030   virtual ~OSMesaGraphicsStateGuardian();
00031 
00032   OSMesaContext _context;
00033 
00034 protected:
00035   virtual void *do_get_extension_func(const char *prefix, const char *name);
00036 
00037 public:
00038   static TypeHandle get_class_type() {
00039     return _type_handle;
00040   }
00041   static void init_type() {
00042     MesaGraphicsStateGuardian::init_type();
00043     register_type(_type_handle, "OSMesaGraphicsStateGuardian",
00044                   MesaGraphicsStateGuardian::get_class_type());
00045   }
00046   virtual TypeHandle get_type() const {
00047     return get_class_type();
00048   }
00049   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00050 
00051 private:
00052   static TypeHandle _type_handle;
00053 };
00054 
00055 #include "osMesaGraphicsStateGuardian.I"
00056 
00057 #endif
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