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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_PS_EDIT_H
00027 #define NL_PS_EDIT_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 
00031 
00032 
00033 namespace NLMISC
00034 {
00035         class NLMISC::CMatrix ;
00036         class NLMISC::CVector ;
00037 } ;
00038 
00039 
00040 namespace NL3D {
00041 
00042 
00062 struct IPSMover
00063 {
00067         virtual bool                                    supportUniformScaling(void) const { return false ; }
00068 
00072         virtual bool                                    supportNonUniformScaling(void) const { return false ; }
00073 
00074         // set the scale of the object (uniform scale). The default does nothing
00075         virtual void                                    setScale(uint32 index, float scale) {} ;
00076 
00077         // set a non uniform scale (if supported)
00078         virtual void                                    setScale(uint32 index, const NLMISC::CVector &s) {}
00079         
00080         // get the scale of the object
00081         virtual NLMISC::CVector                 getScale(uint32 index) const { return NLMISC::CVector(1.f, 1.f, 1.f) ; }
00082 
00086         virtual bool                                    onlyStoreNormal(void) const { return false ; }
00087 
00089         virtual NLMISC::CVector                 getNormal(uint32 index) { return NLMISC::CVector::Null ; }
00090 
00092         virtual void                                    setNormal(uint32 index, NLMISC::CVector n) { }
00093                  
00094         // set a new orthogonal matrix for the object
00095         virtual void                                    setMatrix(uint32 index, const NLMISC::CMatrix &m) = 0 ;
00096         // return an orthogonal matrix of the system. No valid index -> assert
00097         virtual NLMISC::CMatrix                 getMatrix(uint32 index) const = 0 ;
00098         
00099 };
00100 
00101 
00102 
00103 } // NL3D
00104 
00105 
00106 #endif // NL_PS_EDIT_H
00107 
00108 /* End of ps_edit.h */