00001 // Filename: dxIndexBufferContext9.h 00002 // Created by: drose (18Mar05) 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 DXINDEXBUFFERCONTEXT9_H 00016 #define DXINDEXBUFFERCONTEXT9_H 00017 00018 #include "pandabase.h" 00019 #include "dxgsg9base.h" 00020 #include "indexBufferContext.h" 00021 00022 //////////////////////////////////////////////////////////////////// 00023 // Class : DXIndexBufferContext9 00024 // Description : Caches a GeomPrimitive in the DirectX device as 00025 // an index buffer. 00026 //////////////////////////////////////////////////////////////////// 00027 class EXPCL_PANDADX DXIndexBufferContext9 : public IndexBufferContext { 00028 public: 00029 DXIndexBufferContext9(PreparedGraphicsObjects *pgo, GeomPrimitive *data); 00030 virtual ~DXIndexBufferContext9(); 00031 00032 virtual void evict_lru(); 00033 00034 void free_ibuffer(); 00035 void allocate_ibuffer(DXScreenData &scrn, const GeomPrimitivePipelineReader *reader); 00036 void create_ibuffer(DXScreenData &scrn, const GeomPrimitivePipelineReader *reader); 00037 bool upload_data(const GeomPrimitivePipelineReader *reader, bool force); 00038 00039 IDirect3DIndexBuffer9 *_ibuffer; 00040 int _managed; 00041 00042 public: 00043 static TypeHandle get_class_type() { 00044 return _type_handle; 00045 } 00046 static void init_type() { 00047 IndexBufferContext::init_type(); 00048 register_type(_type_handle, "DXIndexBufferContext9", 00049 IndexBufferContext::get_class_type()); 00050 } 00051 virtual TypeHandle get_type() const { 00052 return get_class_type(); 00053 } 00054 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00055 00056 private: 00057 static TypeHandle _type_handle; 00058 }; 00059 00060 #include "dxIndexBufferContext9.I" 00061 00062 #endif