Panda3D
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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