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00001 
00007 /* Copyright, 2001 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 
00026 #ifndef NL_SCENE_GROUP_H
00027 #define NL_SCENE_GROUP_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 #include "nel/misc/vector.h"
00031 #include "nel/misc/quat.h"
00032 #include <vector>
00033 
00034 namespace NLMISC
00035 {
00036 class IStream;
00037 struct EStream;
00038 }
00039 
00040 namespace NL3D {
00041 
00042 class CScene;
00043 class CTransformShape;
00056 class CInstanceGroup
00057 {
00058 public:
00060         class CInstance
00061         {
00062         public:
00064                 std::string Name;
00065 
00066                 // The parent instance (-1 if root)
00067                 sint32 nParent;
00068 
00069                 // Transformations
00070                 NLMISC::CQuat Rot;
00071                 NLMISC::CVector Pos;
00072                 NLMISC::CVector Scale;
00073 
00075                 void serial (NLMISC::IStream& f);
00076         };
00077 
00079         typedef std::vector<CInstance> TInstanceArray;
00080 
00082         uint getNumInstance () const;
00083 
00085         const std::string& getInstanceName (uint instanceNb) const;
00086 
00088         const NLMISC::CVector& getInstancePos (uint instanceNb) const;
00089 
00091         const NLMISC::CQuat& getInstanceRot (uint instanceNb) const;
00092 
00093         // Get an instance scale
00094         const NLMISC::CVector& getInstanceScale (uint instanceNb) const;
00095 
00096         // Get the instance father (-1 if this is a root)
00097         const int getInstanceParent (uint instanceNb) const;
00098 
00100         void build (const TInstanceArray& array);
00101 
00103         void serial (NLMISC::IStream& f);
00104 
00106         bool addToScene (CScene& scene);
00107 
00109         bool removeFromScene (CScene& scene);
00110 
00111 private:
00112         TInstanceArray                                  _InstancesInfos;
00113         std::vector<CTransformShape*>   _Instances;
00114 };
00115 
00116 
00117 } // NL3D
00118 
00119 
00120 #endif // NL_SCENE_GROUP_H
00121 
00122 /* End of scene_group.h */