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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/anim_detail_trav.h"
+00029 #include "3d/hrc_trav.h"
+00030 #include "3d/transform.h"
+00031 #include "3d/skeleton_model.h"
+00032 #include "nel/misc/hierarchical_timer.h"
+00033 #include "nel/misc/debug.h"
+00034 
+00035 
+00036 using namespace NLMISC;
+00037 
+00038 
+00039 namespace NL3D 
+00040 {
+00041 
+00042 
+00043 // ***************************************************************************
+00044 IObs                            *CAnimDetailTrav::createDefaultObs() const
+00045 {
+00046         return new CDefaultAnimDetailObs;
+00047 }
+00048 
+00049 // ***************************************************************************
+00050 CAnimDetailTrav::CAnimDetailTrav()
+00051 {
+00052         CurrentDate=0;
+00053         // prepare some space
+00054         _VisibleList.reserve(1024);
+00055 }
+00056 
+00057 // ***************************************************************************
+00058 void                            CAnimDetailTrav::clearVisibleList()
+00059 {
+00060         _VisibleList.clear();
+00061 }
+00062 
+00063 // ***************************************************************************
+00064 void                            CAnimDetailTrav::addVisibleObs(CTransformAnimDetailObs *obs)
+00065 {
+00066         _VisibleList.push_back(obs);
+00067 }
+00068 
+00069 
+00070 // ***************************************************************************
+00071 void                            CAnimDetailTrav::traverse()
+00072 {
+00073         H_AUTO( NL3D_TravAnimDetail );
+00074 
+00075         // Inc the date.
+00076         CurrentDate++;
+00077 
+00078         // Traverse all nodes of the visibility list.
+00079         uint    nObs= _VisibleList.size();
+00080         for(uint i=0; i<nObs; i++)
+00081         {
+00082                 CTransformAnimDetailObs         *detailObs= _VisibleList[i];
+00083                 // If this object has an ancestorSkeletonModel
+00084                 CTransformHrcObs                        *hrcObs= safe_cast<CTransformHrcObs*>(detailObs->HrcObs);
+00085                 if(hrcObs->_AncestorSkeletonModel)
+00086                 {
+00087                         // then just skip it! because it will be parsed hierarchically by the first 
+00088                         // skeletonModel whith hrcObs->_AncestorSkeletonModel==NULL. (only if this one is visible)
+00089                         continue;
+00090                 }
+00091                 else
+00092                 {
+00093                         // get the model
+00094                         CTransform      *model= safe_cast<CTransform*>(detailObs->Model);
+00095                         // If this is a skeleton model, and because hrcObs->_AncestorSkeletonModel==NULL,
+00096                         // then it means that it is the Root of a hierarchy of transform that have 
+00097                         // hrcObs->_AncestorSkeletonModel!=NULL.
+00098                         if( model->isSkeleton() )
+00099                         {
+00100                                 // Then I must update hierarchically me and the sons (according to HRC hierarchy graph) of this model.
+00101                                 traverseHrcRecurs(detailObs);
+00102                         }
+00103                         else
+00104                         {
+00105                                 // else, just traverse AnimDetail, an do nothing for Hrc sons
+00106                                 detailObs->traverse(NULL);
+00107                         }
+00108                 }
+00109         }
+00110 }
+00111 
+00112 
+00113 // ***************************************************************************
+00114 void    CAnimDetailTrav::traverseHrcRecurs(IBaseAnimDetailObs *adObs)
+00115 {
+00116         // first, just doIt me
+00117         adObs->traverse(NULL);
+00118 
+00119 
+00120         // then doIt my sons in Hrc.
+00121         // get the  hrc observer.
+00122         IBaseHrcObs             *hrcObs= adObs->HrcObs;
+00123         // for all sons in hrc.
+00124         IBaseHrcObs             *sonHrcObs= static_cast<IBaseHrcObs*>(hrcObs->getFirstChild());
+00125         while( sonHrcObs )
+00126         {
+00127                 // get the animDetailObs, and traverse it, recursively
+00128                 traverseHrcRecurs(sonHrcObs->AnimDetailObs);
+00129 
+00130                 // brother in HRC
+00131                 sonHrcObs= static_cast<IBaseHrcObs*>(hrcObs->getNextChild());
+00132         }
+00133 }
+00134 
+00135 
+00136 } // NL3D
+
anim_detail_trav.cpp
