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instance_user.cpp

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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 #include "std3d.h"
00027 
00028 #include "3d/instance_user.h"
00029 #include "nel/misc/debug.h"
00030 
00031 
00032 using   namespace NLMISC;
00033 
00034 namespace NL3D 
00035 {
00036 
00037 
00038 
00039 // ***************************************************************************
00040 CInstanceUser::CInstanceUser(CScene *scene, IModel *trans) : 
00041   CTransformUser(scene, trans)
00042 {
00043         _Instance= safe_cast<CTransformShape*>(_Transform);
00044         CMeshBaseInstance       *mi= dynamic_cast<CMeshBaseInstance*>(_Instance);
00045 
00046         // If It it is a CMeshBaseInstance (with materials).
00047         if(mi)
00048         {
00049                 // create user mats.
00050                 uint    numMat= mi->Materials.size();
00051                 _Materials.reserve(numMat);
00052                 for(uint i=0;i<numMat;i++)
00053                 {
00054                         _Materials.push_back(&mi->Materials[i]);
00055                 }
00056         }
00057 }
00058 
00059 
00060 // ***************************************************************************
00061 void                            CInstanceUser::getShapeAABBox(NLMISC::CAABBox &bbox) const
00062 {
00063         _Instance->getAABBox(bbox);
00064 }
00065 
00066 // ***************************************************************************
00067 void CInstanceUser::setBlendShapeFactor (const std::string &blendShapeName, float factor, bool dynamic)
00068 {
00069         CMeshBaseInstance       *mi= dynamic_cast<CMeshBaseInstance*>(_Instance);
00070 
00071         if (mi)
00072         {
00073                 mi->setBlendShapeFactor (blendShapeName, factor);
00074                 // \todo trap takes care of the dynamic flag
00075         }
00076 }
00077 
00078 // ***************************************************************************
00079 void            CInstanceUser::changeMRMDistanceSetup(float distanceFinest, float distanceMiddle, float distanceCoarsest)
00080 {
00081         CMeshBaseInstance       *mi= dynamic_cast<CMeshBaseInstance*>(_Instance);
00082 
00083         // Just for CMeshBaseInstance.
00084         if (mi)
00085         {
00086                 mi->changeMRMDistanceSetup(distanceFinest, distanceMiddle, distanceCoarsest);
00087         }
00088 }
00089 
00090 
00091 // ***************************************************************************
00092 void            CInstanceUser::setShapeDistMax(float distMax)
00093 {
00094         if(_Instance && _Instance->Shape)
00095         {
00096                 _Instance->Shape->setDistMax(distMax);
00097         }
00098 }
00099 
00100 // ***************************************************************************
00101 float           CInstanceUser::getShapeDistMax() const
00102 {
00103         if(_Instance && _Instance->Shape)
00104         {
00105                 return _Instance->Shape->getDistMax();
00106         }
00107         else
00108                 return -1;
00109 }
00110 
00111 
00112 } // NL3D