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<hr><h1>mot.cpp</h1><a href="mot_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025 
00026 <font class="preprocessor">#include "<a class="code" href="std3d_8h.html">std3d.h</a>"</font>
00027 
00028 <font class="preprocessor">#include "<a class="code" href="mot_8h.html">3d/mot.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="stream_8h.html">nel/misc/stream.h</a>"</font>
00031 <font class="preprocessor">#include &lt;algorithm&gt;</font>
00032 <font class="preprocessor">#include &lt;list&gt;</font>
00033 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00034 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00035 
00036 
00037 <font class="keyword">namespace       </font>NL3D
00038 {
00039 
00040 
00041 <font class="comment">// ***************************************************************************</font>
00042 <font class="comment">// ***************************************************************************</font>
00043 <font class="comment">// CMOT static.</font>
00044 <font class="comment">// ***************************************************************************</font>
00045 <font class="comment">// ***************************************************************************</font>
00046 
00047 
00048 <font class="comment">// ***************************************************************************</font>
<a name="l00049"></a><a class="code" href="classNL3D_1_1CMOT.html#r0">00049</a> set&lt;CMOT::CModelEntry&gt;          CMOT::RegModels;
<a name="l00050"></a><a class="code" href="classNL3D_1_1CMOT.html#r1">00050</a> set&lt;CMOT::CObsEntry&gt;            CMOT::RegObservers;
00051 
00052 <font class="comment">// ***************************************************************************</font>
<a name="l00053"></a><a class="code" href="classNL3D_1_1CMOT.html#z612_0">00053</a> <font class="keywordtype">void</font>    CMOT::registerModel(<font class="keyword">const</font> CClassId &amp;idModel, <font class="keyword">const</font> CClassId &amp;idModelBase, IModel* (*creator)())
00054 {
00055         <a class="code" href="debug_8h.html#a6">nlassert</a>(idModel!=CClassId::Null);
00056         <a class="code" href="debug_8h.html#a6">nlassert</a>(creator);
00057         <font class="comment">// idModelBase may be Null...</font>
00058 
00059         CModelEntry             e;
00060         e.BaseModelId= idModelBase;
00061         e.ModelId= idModel;
00062         e.Creator= creator;
00063 
00064         <font class="comment">// Insert/replace e.</font>
00065         <a class="code" href="classNL3D_1_1CMOT.html#r0">RegModels</a>.erase(e);
00066         <a class="code" href="classNL3D_1_1CMOT.html#r0">RegModels</a>.insert(e);
00067 }
00068 <font class="comment">// ***************************************************************************</font>
<a name="l00069"></a><a class="code" href="classNL3D_1_1CMOT.html#z612_1">00069</a> <font class="keywordtype">void</font>    CMOT::registerObs(<font class="keyword">const</font> CClassId &amp;idTrav, <font class="keyword">const</font> CClassId &amp;idModel, IObs* (*creator)())
00070 {
00071         <a class="code" href="debug_8h.html#a6">nlassert</a>(idTrav!=CClassId::Null);
00072         <a class="code" href="debug_8h.html#a6">nlassert</a>(idModel!=CClassId::Null);
00073         <a class="code" href="debug_8h.html#a6">nlassert</a>(creator);
00074 
00075         CObsEntry               e;
00076         e.ModelId= idModel;
00077         e.TravId= idTrav;
00078         e.Creator= creator;
00079 
00080         <font class="comment">// Insert/replace e.</font>
00081         <a class="code" href="classNL3D_1_1CMOT.html#r1">RegObservers</a>.erase(e);
00082         <a class="code" href="classNL3D_1_1CMOT.html#r1">RegObservers</a>.insert(e);
00083 }
00084 
00085 
00086 <font class="comment">// ***************************************************************************</font>
00087 <font class="comment">// ***************************************************************************</font>
00088 <font class="comment">// CMOT.</font>
00089 <font class="comment">// ***************************************************************************</font>
00090 <font class="comment">// ***************************************************************************</font>
00091 
00092 
00093 <font class="comment">// ***************************************************************************</font>
<a name="l00094"></a><a class="code" href="classNL3D_1_1CMOT.html#a0">00094</a> CMOT::CMOT()
00095 {
00096         <a class="code" href="classNL3D_1_1CMOT.html#o2">_ValidateModelList</a>= NULL;
00097 }
00098 <font class="comment">// ***************************************************************************</font>
<a name="l00099"></a><a class="code" href="classNL3D_1_1CMOT.html#a1">00099</a> CMOT::~CMOT()
00100 {
00101         <a class="code" href="classNL3D_1_1CMOT.html#a2">release</a>();
00102 }
00103 
00104 <font class="comment">// ***************************************************************************</font>
<a name="l00105"></a><a class="code" href="classNL3D_1_1CMOT.html#z613_0">00105</a> <font class="keywordtype">void</font>    CMOT::addTrav(ITrav *<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)
00106 {
00107         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00108         CClassId        idTrav= <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;getClassId();
00109         <a class="code" href="debug_8h.html#a6">nlassert</a>(idTrav!=CClassId::Null);       
00110 
00111         CTravEntry      e;
00112         e.TravId= idTrav;
00113         e.Trav= <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
00114 
00115         <a class="code" href="classNL3D_1_1CMOT.html#o0">Traversals</a>.push_back(e);
00116         <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;addedToMOT(<font class="keyword">this</font>);
00117 }
00118 <font class="comment">// ***************************************************************************</font>
<a name="l00119"></a><a class="code" href="classNL3D_1_1CMOT.html#z613_3">00119</a> ITrav   *CMOT::getTrav(<font class="keyword">const</font> CClassId &amp;idTrav)<font class="keyword"> const </font>
00120 <font class="keyword"></font>{
00121         std::vector&lt;CTravEntry&gt;::const_iterator it;
00122 
00123         <font class="keywordflow">for</font>(it= <a class="code" href="classNL3D_1_1CMOT.html#o0">Traversals</a>.begin(); it!= <a class="code" href="classNL3D_1_1CMOT.html#o0">Traversals</a>.end(); it++)
00124         {
00125                 <font class="keywordflow">if</font>(idTrav== (*it).TravId)
00126                         <font class="keywordflow">return</font> (*it).Trav;
00127         }
00128 
00129         <font class="keywordflow">return</font> NULL;
00130 }
00131 <font class="comment">// ***************************************************************************</font>
<a name="l00132"></a><a class="code" href="classNL3D_1_1CMOT.html#a2">00132</a> <font class="keywordtype">void</font>    CMOT::release()
00133 {
00134         <font class="comment">// First, release all the models.</font>
00135         set&lt;IModel*&gt;::iterator  it;
00136         it= <a class="code" href="classNL3D_1_1CMOT.html#o1">Models</a>.begin();
00137         <font class="keywordflow">while</font>( it!=<a class="code" href="classNL3D_1_1CMOT.html#o1">Models</a>.end())
00138         {
00139                 <a class="code" href="classNL3D_1_1CMOT.html#z614_1">deleteModel</a>(*it);
00140                 it= <a class="code" href="classNL3D_1_1CMOT.html#o1">Models</a>.begin();
00141         }
00142         <font class="comment">// No models at all.</font>
00143         <a class="code" href="classNL3D_1_1CMOT.html#o2">_ValidateModelList</a>= NULL;
00144 
00145         <font class="comment">// Then release the traversals ptrs.</font>
00146         <a class="code" href="classNL3D_1_1CMOT.html#o0">Traversals</a>.clear();
00147 }
00148 
00149 
00150 <font class="comment">// ***************************************************************************</font>
<a name="l00151"></a><a class="code" href="classNL3D_1_1CMOT.html#z614_0">00151</a> IModel  *CMOT::createModel(<font class="keyword">const</font> CClassId &amp;idModel)
00152 {
00153         <a class="code" href="debug_8h.html#a6">nlassert</a>(idModel!=CClassId::Null);
00154 
00155         CModelEntry     e;
00156         e.ModelId= idModel;
00157         set&lt;CModelEntry&gt;::iterator      itModel;
00158         itModel= <a class="code" href="classNL3D_1_1CMOT.html#r0">RegModels</a>.find(e);
00159 
00160         <font class="keywordflow">if</font>(itModel==<a class="code" href="classNL3D_1_1CMOT.html#r0">RegModels</a>.end())
00161         {
00162                 <a class="code" href="debug_8h.html#a12">nlstop</a>;                 <font class="comment">// Warning, CScene::registerBasics () has not been called !</font>
00163                 <font class="keywordflow">return</font> NULL;
00164         }
00165         <font class="keywordflow">else</font>
00166         {
00167                 <a class="code" href="classNL3D_1_1CMOT.html#l0">IModel</a>  *m= (*itModel).Creator();
00168                 <font class="keywordflow">if</font>(!m)  <font class="keywordflow">return</font> NULL;
00169 
00170                 <font class="comment">// Set the owner for the model.</font>
00171                 m-&gt;_OwnerMot= <font class="keyword">this</font>;
00172 
00173                 <font class="comment">// create observer for each trav.</font>
00174                 std::vector&lt;CTravEntry&gt;::const_iterator itTrav;
00175                 <font class="keywordflow">for</font>(itTrav= <a class="code" href="classNL3D_1_1CMOT.html#o0">Traversals</a>.begin(); itTrav!=<a class="code" href="classNL3D_1_1CMOT.html#o0">Traversals</a>.end(); itTrav++)
00176                 {
00177                         <font class="comment">// Create observer.</font>
00178                         IObs    *obs= <a class="code" href="classNL3D_1_1CMOT.html#c0">createObs</a>((*itTrav).Trav, idModel);
00179                         <a class="code" href="debug_8h.html#a6">nlassert</a>(obs);
00180                         <font class="comment">// Init model.</font>
00181                         obs-&gt;Model= m;
00182                         obs-&gt;Trav= (*itTrav).Trav;
00183                         <font class="comment">// Attach it to Model.</font>
00184                         m-&gt;Observers.insert(IModel::CObsMap::value_type((*itTrav).TravId, obs));
00185                         <font class="comment">// Attach them to traversal's root.</font>
00186                         <font class="keywordflow">if</font>((*itTrav).Trav-&gt;getRoot())
00187                                 (*itTrav).Trav-&gt;link(NULL, m);
00188                 }
00189 
00190                 <font class="comment">// After m finished, init the observers.</font>
00191                 IModel::CObsMap::const_iterator itObs;
00192                 <font class="keywordflow">for</font>(itObs= m-&gt;Observers.begin(); itObs!=m-&gt;Observers.end(); itObs++)
00193                 {
00194                         IObs    *o= (*itObs).second;
00195                         o-&gt;init();
00196                 }
00197 
00198                 <font class="comment">// Insert the model into the set.</font>
00199                 <a class="code" href="classNL3D_1_1CMOT.html#o1">Models</a>.insert(m);
00200 
00201                 <font class="comment">// By default the model is validate() in CMOT::validateModels().</font>
00202                 m-&gt;linkToValidateList();
00203 
00204                 <font class="comment">// Once the model is correclty created, finish init him.</font>
00205                 m-&gt;initModel();
00206 
00207                 <font class="keywordflow">return</font> m;
00208         }
00209 }
00210 <font class="comment">// ***************************************************************************</font>
<a name="l00211"></a><a class="code" href="classNL3D_1_1CMOT.html#z614_1">00211</a> <font class="keywordtype">void</font>    CMOT::deleteModel(IModel *model)
00212 {
00213         <font class="keywordflow">if</font>(model==NULL)
00214                 <font class="keywordflow">return</font>;
00215         set&lt;IModel*&gt;::iterator  it= <a class="code" href="classNL3D_1_1CMOT.html#o1">Models</a>.find(model);
00216         <font class="keywordflow">if</font>(it!=<a class="code" href="classNL3D_1_1CMOT.html#o1">Models</a>.end())
00217         {
00218                 <font class="keyword">delete</font> *it;
00219                 <a class="code" href="classNL3D_1_1CMOT.html#o1">Models</a>.erase(it);
00220         }
00221 }
00222 
00223 
00224 <font class="comment">// ***************************************************************************</font>
<a name="l00225"></a><a class="code" href="classNL3D_1_1CMOT.html#z614_2">00225</a> <font class="keywordtype">void</font>    CMOT::validateModels()
00226 {
00227         <font class="comment">// check all the models which must be checked.</font>
00228         <a class="code" href="classNL3D_1_1CMOT.html#l0">IModel</a>  *model= <a class="code" href="classNL3D_1_1CMOT.html#o2">_ValidateModelList</a>;
00229         <a class="code" href="classNL3D_1_1CMOT.html#l0">IModel</a>  *next;
00230         <font class="keywordflow">while</font>( model )
00231         {
00232                 <font class="comment">// next to validate. get next now, because model-&gt;validate() may remove model from the list.</font>
00233                 next= model-&gt;_NextModelToValidate;
00234 
00235                 <font class="comment">// chek / validate the model.</font>
00236                 model-&gt;validate();
00237 
00238                 <font class="comment">// next.</font>
00239                 model= next;
00240         }
00241 }
00242 
00243 
00244 <font class="comment">// ***************************************************************************</font>
<a name="l00245"></a><a class="code" href="classNL3D_1_1CMOT.html#c0">00245</a> IObs    *CMOT::createObs(<font class="keyword">const</font> ITrav *trav, <font class="keyword">const</font> CClassId &amp;idModel)<font class="keyword"> const</font>
00246 <font class="keyword"></font>{
00247         <a class="code" href="debug_8h.html#a6">nlassert</a>(trav);
00248         CClassId idTrav= trav-&gt;getClassId();
00249         <a class="code" href="debug_8h.html#a6">nlassert</a>(idTrav!=CClassId::Null);
00250 
00251         <font class="keywordflow">if</font>(idModel==CClassId::Null)
00252         {
00253                 <font class="comment">// Use trav to create default observer.</font>
00254                 <font class="keywordflow">return</font> trav-&gt;createDefaultObs();
00255         }
00256 
00257         CObsEntry       e;
00258         e.TravId= idTrav;
00259         e.ModelId= idModel;
00260         std::set&lt;CObsEntry&gt;::iterator   it;
00261         it= <a class="code" href="classNL3D_1_1CMOT.html#r1">RegObservers</a>.find(e);
00262 
00263         <font class="keywordflow">if</font>(it==<a class="code" href="classNL3D_1_1CMOT.html#r1">RegObservers</a>.end())
00264         {
00265                 <font class="comment">// Try the father of the model.</font>
00266                 CModelEntry     e;
00267                 e.ModelId= idModel;
00268                 set&lt;CModelEntry&gt;::iterator      it;
00269                 it= <a class="code" href="classNL3D_1_1CMOT.html#r0">RegModels</a>.find(e);
00270 
00271                 <a class="code" href="debug_8h.html#a6">nlassert</a>(it!=<a class="code" href="classNL3D_1_1CMOT.html#r0">RegModels</a>.end());
00272 
00273                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CMOT.html#c0">createObs</a>(trav, (*it).BaseModelId);
00274         }
00275         <font class="keywordflow">else</font>
00276         {
00277                 <font class="comment">// Register with the specified observer.</font>
00278                 <font class="keywordflow">return</font> (*it).Creator();
00279         }
00280 }
00281 
00282 
00283 <font class="comment">// ***************************************************************************</font>
<a name="l00284"></a><a class="code" href="classNL3D_1_1CMOT.html#b0">00284</a> IObs    *CMOT::getModelObs(IModel *m, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CClassId.html">NLMISC::CClassId</a> &amp;idTrav)<font class="keyword"> const</font>
00285 <font class="keyword"></font>{
00286         <font class="keywordflow">if</font>(!m)
00287                 <font class="keywordflow">return</font> NULL;
00288         <font class="keywordflow">return</font> m-&gt;getObs(idTrav);
00289 }
00290 
00291 
00292 <font class="comment">// ***************************************************************************</font>
00293 <font class="comment">// ***************************************************************************</font>
00294 <font class="comment">// ITrav.</font>
00295 <font class="comment">// ***************************************************************************</font>
00296 <font class="comment">// ***************************************************************************</font>
00297 
00298 
00299 <font class="comment">// ***************************************************************************</font>
<a name="l00300"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_0">00300</a> <font class="keywordtype">void</font>    ITrav::setRoot(IModel   *root)
00301 {
00302         <font class="keywordflow">if</font>(root)
00303                 <a class="code" href="classNL3D_1_1ITrav.html#n0">Root</a>= root-&gt;getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00304         <font class="keywordflow">else</font>
00305                 <a class="code" href="classNL3D_1_1ITrav.html#n0">Root</a>= NULL;
00306 }
00307 <font class="comment">// ***************************************************************************</font>
<a name="l00308"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_1">00308</a> IModel  *ITrav::getRoot()<font class="keyword"> const</font>
00309 <font class="keyword"></font>{
00310         <font class="keywordflow">if</font>(Root)
00311                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1ITrav.html#n0">Root</a>-&gt;Model;
00312         <font class="keywordflow">else</font>
00313                 <font class="keywordflow">return</font> NULL;
00314 }
00315 
00316 <font class="comment">// ***************************************************************************</font>
<a name="l00317"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_2">00317</a> <font class="keywordtype">void</font>    ITrav::link(IModel *m1, IModel *m2)<font class="keyword"> const</font>
00318 <font class="keyword"></font>{
00319         IObs    *o1,*o2;
00320 
00321         <a class="code" href="debug_8h.html#a6">nlassert</a>(m2);
00322         CClassId        travId= <a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>();
00323 
00324         <font class="keywordflow">if</font>(m1)
00325         {
00326                 o1= m1-&gt;getObs(travId);
00327                 <a class="code" href="debug_8h.html#a6">nlassert</a>(o1);
00328         }
00329         <font class="keywordflow">else</font>
00330         {
00331                 o1= <a class="code" href="classNL3D_1_1ITrav.html#n0">Root</a>;
00332                 <font class="comment">// If his one is NULL, return.</font>
00333                 <font class="comment">// NB: this may not be an error. eg: in CScene::release(), when all models are deleted, </font>
00334                 <font class="comment">// a ~CSkeletonModel() call link() to Root, but Root model may have been deleted first!!!</font>
00335                 <font class="keywordflow">if</font>(!o1)
00336                         <font class="keywordflow">return</font>;
00337         }
00338         o2= m2-&gt;getObs(travId);
00339         <a class="code" href="debug_8h.html#a6">nlassert</a>(o1);
00340         <a class="code" href="debug_8h.html#a6">nlassert</a>(o2);
00341         o2-&gt;addParent(o1);
00342         o1-&gt;addChild(o2);
00343 }
00344 <font class="comment">// ***************************************************************************</font>
<a name="l00345"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_3">00345</a> <font class="keywordtype">void</font>    ITrav::unlink(IModel *m1, IModel *m2)<font class="keyword"> const</font>
00346 <font class="keyword"></font>{
00347         IObs    *o1,*o2;
00348 
00349         <a class="code" href="debug_8h.html#a6">nlassert</a>(m2);
00350         CClassId        travId= <a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>();
00351 
00352         <font class="keywordflow">if</font>(m1)
00353         {
00354                 o1= m1-&gt;getObs(travId);
00355                 <a class="code" href="debug_8h.html#a6">nlassert</a>(o1);
00356         }
00357         <font class="keywordflow">else</font>
00358         {
00359                 o1= <a class="code" href="classNL3D_1_1ITrav.html#n0">Root</a>;
00360                 <font class="comment">// If his one is NULL, return.</font>
00361                 <font class="comment">// NB: this may not be an error. eg: in CScene::release(), when all models are deleted, </font>
00362                 <font class="comment">// a ~CSkeletonModel() call link() to Root, but Root model may have been deleted first!!!</font>
00363                 <font class="keywordflow">if</font>(!o1)
00364                         <font class="keywordflow">return</font>;
00365         }
00366         o2= m2-&gt;getObs(travId);
00367         <a class="code" href="debug_8h.html#a6">nlassert</a>(o1);
00368         <a class="code" href="debug_8h.html#a6">nlassert</a>(o2);
00369         o2-&gt;delParent(o1);
00370         o1-&gt;delChild(o2);
00371 }
00372 
00373 <font class="comment">// ***************************************************************************</font>
<a name="l00374"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_4">00374</a> <font class="keywordtype">void</font>    ITrav::moveChildren(IModel *parentFrom, IModel *parentTo)<font class="keyword"> const</font>
00375 <font class="keyword"></font>{
00376         <font class="comment">// Make a local list of children (since link() modify the list).</font>
00377         list&lt;IModel     *&gt;      children;
00378         <font class="keywordflow">for</font>(IModel      *c= <a class="code" href="classNL3D_1_1ITrav.html#z623_7">getFirstChild</a>(parentFrom); c!=NULL; c= <a class="code" href="classNL3D_1_1ITrav.html#z623_8">getNextChild</a>(parentFrom))
00379                 children.push_back(c);
00380 
00381         <font class="keywordflow">for</font>(list&lt;IModel *&gt;::iterator it= children.begin(); it!= children.end();it++)
00382         {
00383                 <a class="code" href="classNL3D_1_1ITrav.html#z623_3">unlink</a>(parentFrom, *it);
00384                 <a class="code" href="classNL3D_1_1ITrav.html#z623_2">link</a>(parentTo, *it);
00385         }
00386 }
00387 <font class="comment">// ***************************************************************************</font>
<a name="l00388"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_5">00388</a> <font class="keywordtype">void</font>    ITrav::copyChildren(IModel *parentFrom, IModel *parentTo)<font class="keyword"> const</font>
00389 <font class="keyword"></font>{
00390         <font class="comment">// Make a local list of children (since link() modify the list).</font>
00391         list&lt;IModel     *&gt;      children;
00392         <font class="keywordflow">for</font>(IModel      *c= <a class="code" href="classNL3D_1_1ITrav.html#z623_7">getFirstChild</a>(parentFrom); c!=NULL; c= <a class="code" href="classNL3D_1_1ITrav.html#z623_8">getNextChild</a>(parentFrom))
00393                 children.push_back(c);
00394 
00395         <font class="keywordflow">for</font>(list&lt;IModel *&gt;::iterator it= children.begin(); it!= children.end();it++)
00396         {
00397                 <a class="code" href="classNL3D_1_1ITrav.html#z623_2">link</a>(parentTo, *it);
00398         }
00399 }
00400 
00401 
00402 <font class="comment">// ***************************************************************************</font>
<a name="l00403"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_6">00403</a> sint ITrav::getNumChildren (IModel *m)<font class="keyword"> const</font>
00404 <font class="keyword"></font>{
00405         IObs *o = m-&gt;getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00406         <font class="keywordflow">return</font> o-&gt;getNumChildren();
00407 }
00408 <font class="comment">// ***************************************************************************</font>
<a name="l00409"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_7">00409</a> IModel* ITrav::getFirstChild (IModel *m)<font class="keyword"> const</font>
00410 <font class="keyword"></font>{
00411         IObs *o = m-&gt;getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00412         IObs *child = o-&gt;getFirstChild();
00413         <font class="keywordflow">if</font> (child != NULL)
00414                 <font class="keywordflow">return</font> child-&gt;Model;
00415         <font class="keywordflow">return</font> NULL;
00416 }
00417 <font class="comment">// ***************************************************************************</font>
<a name="l00418"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_8">00418</a> IModel* ITrav::getNextChild (IModel *m)<font class="keyword"> const</font>
00419 <font class="keyword"></font>{
00420         IObs *o = m-&gt;getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00421         IObs *child = o-&gt;getNextChild();
00422         <font class="keywordflow">if</font> (child != NULL)
00423                 <font class="keywordflow">return</font> child-&gt;Model;
00424         <font class="keywordflow">return</font> NULL;
00425 }
00426 
00427 <font class="comment">// ***************************************************************************</font>
<a name="l00428"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_9">00428</a> sint ITrav::getNumParents (IModel *m)<font class="keyword"> const</font>
00429 <font class="keyword"></font>{
00430         IObs *o = m-&gt;getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00431         <font class="keywordflow">return</font> o-&gt;getNumParents();
00432 }
00433 <font class="comment">// ***************************************************************************</font>
<a name="l00434"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_10">00434</a> IModel* ITrav::getFirstParent (IModel *m)<font class="keyword"> const</font>
00435 <font class="keyword"></font>{
00436         IObs *o = m-&gt;getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00437         IObs *father = o-&gt;getFirstParent();
00438         <font class="keywordflow">if</font> (father != NULL)
00439                 <font class="keywordflow">return</font> father-&gt;Model;
00440         <font class="keywordflow">return</font> NULL;
00441 
00442 }
00443 <font class="comment">// ***************************************************************************</font>
<a name="l00444"></a><a class="code" href="classNL3D_1_1ITrav.html#z623_11">00444</a> IModel* ITrav::getNextParent (IModel *m)<font class="keyword"> const</font>
00445 <font class="keyword"></font>{
00446         IObs *o = m-&gt;getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00447         IObs *father = o-&gt;getNextParent();
00448         <font class="keywordflow">if</font> (father != NULL)
00449                 <font class="keywordflow">return</font> father-&gt;Model;
00450         <font class="keywordflow">return</font> NULL;
00451 }
00452 
00453 
00454 
00455 
00456 <font class="comment">// ***************************************************************************</font>
00457 <font class="comment">// ***************************************************************************</font>
00458 <font class="comment">// IModel.</font>
00459 <font class="comment">// ***************************************************************************</font>
00460 <font class="comment">// ***************************************************************************</font>
00461 
00462 
00463 <font class="comment">// ***************************************************************************</font>
<a name="l00464"></a><a class="code" href="classNL3D_1_1IModel.html#b0">00464</a> IModel::IModel()
00465 {
00466         <a class="code" href="classNL3D_1_1IModel.html#z615_3">TouchObs</a>.<a class="code" href="classNLMISC_1_1CBitSet.html#z272_0">resize</a>(<a class="code" href="classNL3D_1_1IModel.html#z615_0s1">Last</a>);
00467         <a class="code" href="classNL3D_1_1IModel.html#n1">LastClassId</a>= 0;
00468         <a class="code" href="classNL3D_1_1IModel.html#n2">LastObs</a>= NULL;
00469 
00470         <a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>= NULL;
00471         <a class="code" href="classNL3D_1_1IModel.html#n4">_PrecModelToValidate</a>= NULL;
00472         <a class="code" href="classNL3D_1_1IModel.html#n5">_NextModelToValidate</a>= NULL;
00473 }
00474 <font class="comment">// ***************************************************************************</font>
<a name="l00475"></a><a class="code" href="classNL3D_1_1IModel.html#b2">00475</a> IModel::~IModel()
00476 {
00477         <font class="comment">// ensure the model is no more linked to the validateList.</font>
00478         <a class="code" href="classNL3D_1_1IModel.html#z616_3">unlinkFromValidateList</a>();
00479 
00480         <font class="comment">// delte observers.</font>
00481         CObsMap::iterator       it;
00482         <font class="keywordflow">for</font>(it=<a class="code" href="classNL3D_1_1IModel.html#n0">Observers</a>.begin();it!=<a class="code" href="classNL3D_1_1IModel.html#n0">Observers</a>.end();it++)
00483         {
00484                 <font class="keyword">delete</font> (*it).second;
00485                 (*it).second=NULL;
00486         }
00487 }
00488 <font class="comment">// ***************************************************************************</font>
<a name="l00489"></a><a class="code" href="classNL3D_1_1IModel.html#b3">00489</a> IObs    *IModel::getObs(<font class="keyword">const</font> CClassId &amp;idTrav)<font class="keyword"> const </font>
00490 <font class="keyword"></font>{
00491         CObsMap::const_iterator it;
00492 
00493         <font class="keywordflow">if</font>(idTrav==<a class="code" href="classNL3D_1_1IModel.html#n1">LastClassId</a>)
00494                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IModel.html#n2">LastObs</a>;
00495 
00496         <a class="code" href="classNL3D_1_1IModel.html#n1">LastClassId</a>= idTrav;
00497         it= <a class="code" href="classNL3D_1_1IModel.html#n0">Observers</a>.find(idTrav);
00498         <font class="keywordflow">if</font>(it==<a class="code" href="classNL3D_1_1IModel.html#n0">Observers</a>.end())
00499                 <a class="code" href="classNL3D_1_1IModel.html#n2">LastObs</a>= NULL;
00500         <font class="keywordflow">else</font>
00501                 <a class="code" href="classNL3D_1_1IModel.html#n2">LastObs</a>= (*it).second;
00502 
00503         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IModel.html#n2">LastObs</a>;
00504 }
00505 
00506 
00507 <font class="comment">// ***************************************************************************</font>
<a name="l00508"></a><a class="code" href="classNL3D_1_1IModel.html#z615_2">00508</a> <font class="keywordtype">void</font>    IModel::validate()
00509 {
00510         <a class="code" href="classNL3D_1_1IModel.html#z616_0">update</a>();
00511 
00512         <font class="comment">// If the model is newer than observers.</font>
00513         <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1IModel.html#z615_3">TouchObs</a>[IModel::Dirty])
00514         {
00515                 <font class="comment">// update all model's observers.</font>
00516                 IModel::CObsMap::iterator       it;
00517                 <font class="keywordflow">for</font>(it= <a class="code" href="classNL3D_1_1IModel.html#n0">Observers</a>.begin(); it!= <a class="code" href="classNL3D_1_1IModel.html#n0">Observers</a>.end(); it++)
00518                 {
00519                         <a class="code" href="classNL3D_1_1IModel.html#l1">IObs</a>    *o= (*it).second;
00520                         o-&gt;update();
00521                 }
00522 
00523                 <font class="comment">// Must clear all dirty falgs.</font>
00524                 <a class="code" href="classNL3D_1_1IModel.html#z616_1">cleanTouch</a>();
00525         }
00526 }
00527 
00528 
00529 <font class="comment">// ***************************************************************************</font>
<a name="l00530"></a><a class="code" href="classNL3D_1_1IModel.html#z616_2">00530</a> <font class="keywordtype">void</font>    IModel::linkToValidateList()
00531 {
00532         <font class="keywordflow">if</font>(!<a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>)
00533                 <font class="keywordflow">return</font>;
00534 
00535         <font class="comment">// If the model is not already inserted.</font>
00536         <font class="keywordflow">if</font>( ! (<a class="code" href="classNL3D_1_1IModel.html#n4">_PrecModelToValidate</a>!=NULL  ||  <a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>-&gt;_ValidateModelList==<font class="keyword">this</font>) )
00537         {
00538                 <font class="comment">// insert it.</font>
00539                 <a class="code" href="classNL3D_1_1IModel.html#n5">_NextModelToValidate</a>= <a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>-&gt;_ValidateModelList;
00540                 <a class="code" href="classNL3D_1_1IModel.html#n4">_PrecModelToValidate</a>= NULL;
00541                 <font class="keywordflow">if</font>(_NextModelToValidate)
00542                         <a class="code" href="classNL3D_1_1IModel.html#n5">_NextModelToValidate</a>-&gt;_PrecModelToValidate= <font class="keyword">this</font>;
00543                 <a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>-&gt;_ValidateModelList= <font class="keyword">this</font>;
00544         }
00545 }
00546 
00547 
00548 <font class="comment">// ***************************************************************************</font>
<a name="l00549"></a><a class="code" href="classNL3D_1_1IModel.html#z616_3">00549</a> <font class="keywordtype">void</font>    IModel::unlinkFromValidateList()
00550 {
00551         <font class="keywordflow">if</font>(!<a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>)
00552                 <font class="keywordflow">return</font>;
00553 
00554         <font class="comment">// If the model is inserted.</font>
00555         <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1IModel.html#n4">_PrecModelToValidate</a>!=NULL  ||  <a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>-&gt;_ValidateModelList==<font class="keyword">this</font> )
00556         {
00557                 <font class="comment">// update prec.</font>
00558                 <font class="keywordflow">if</font>(_PrecModelToValidate)
00559                         <a class="code" href="classNL3D_1_1IModel.html#n4">_PrecModelToValidate</a>-&gt;_NextModelToValidate= <a class="code" href="classNL3D_1_1IModel.html#n5">_NextModelToValidate</a>;
00560                 <font class="keywordflow">else</font>
00561                         <a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>-&gt;_ValidateModelList= <a class="code" href="classNL3D_1_1IModel.html#n5">_NextModelToValidate</a>;
00562 
00563                 <font class="comment">// update next.</font>
00564                 <font class="keywordflow">if</font>(_NextModelToValidate)
00565                         <a class="code" href="classNL3D_1_1IModel.html#n5">_NextModelToValidate</a>-&gt;_PrecModelToValidate= <a class="code" href="classNL3D_1_1IModel.html#n4">_PrecModelToValidate</a>;
00566 
00567                 <font class="comment">// End.</font>
00568                 <a class="code" href="classNL3D_1_1IModel.html#n4">_PrecModelToValidate</a>= NULL;
00569                 <a class="code" href="classNL3D_1_1IModel.html#n5">_NextModelToValidate</a>= NULL;
00570         }
00571 }
00572 
00573 
00574 
00575 <font class="comment">// ***************************************************************************</font>
00576 <font class="comment">// ***************************************************************************</font>
00577 <font class="comment">// IObs.</font>
00578 <font class="comment">// ***************************************************************************</font>
00579 <font class="comment">// ***************************************************************************</font>
00580 
00581 
00582 
00583 <font class="comment">// ***************************************************************************</font>
<a name="l00584"></a><a class="code" href="classNL3D_1_1IObs.html#a0">00584</a> IObs::IObs()
00585 {
00586         <a class="code" href="classNL3D_1_1IObs.html#m0">Model</a>= NULL;
00587         <a class="code" href="classNL3D_1_1IObs.html#m1">Trav</a>= NULL;
00588 
00589         <a class="code" href="classNL3D_1_1IObs.html#n4">NumFathers</a>= 0;
00590         <a class="code" href="classNL3D_1_1IObs.html#n5">NumSons</a>= 0;
00591         <a class="code" href="classNL3D_1_1IObs.html#n6">CurSonIt</a>= <a class="code" href="classNL3D_1_1IObs.html#n0">SonList</a>.end();
00592         <a class="code" href="classNL3D_1_1IObs.html#n7">CurFatherIt</a>= <a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.end();
00593 }
00594 <font class="comment">// ***************************************************************************</font>
<a name="l00595"></a><a class="code" href="classNL3D_1_1IObs.html#a1">00595</a> IObs::~IObs()
00596 {
00597         <a class="code" href="classNL3D_1_1IObs.html#t1">ItObsList</a>       it;
00598 
00599         <font class="comment">// delete map of Its.</font>
00600         <a class="code" href="classNL3D_1_1IObs.html#n2">SonMap</a>.clear();
00601         <a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.clear();
00602 
00603         <font class="comment">// Delete link from fathers.</font>
00604         <font class="keywordflow">for</font>(it= <a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.begin(); it!=<a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.end(); it++)
00605         {
00606                 <a class="code" href="classNL3D_1_1IObs.html#a0">IObs</a>    *father= (*it);
00607                 <font class="comment">// Must use delChild() since don't know what father is.</font>
00608                 father-&gt;delChild(<font class="keyword">this</font>);
00609         }
00610 
00611         <font class="comment">// Delete link from sons.</font>
00612         <font class="keywordflow">for</font>(it= <a class="code" href="classNL3D_1_1IObs.html#n0">SonList</a>.begin(); it!=<a class="code" href="classNL3D_1_1IObs.html#n0">SonList</a>.end(); it++)
00613         {
00614                 <a class="code" href="classNL3D_1_1IObs.html#a0">IObs</a>    *son= (*it);
00615                 <font class="comment">// Must use delParent() since don't know what son is.</font>
00616                 son-&gt;delParent(<font class="keyword">this</font>);
00617         }
00618 
00619         <font class="comment">// And so delete lists.</font>
00620         <a class="code" href="classNL3D_1_1IObs.html#n0">SonList</a>.clear();
00621         <a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.clear();
00622         <a class="code" href="classNL3D_1_1IObs.html#n4">NumFathers</a>= 0;
00623         <a class="code" href="classNL3D_1_1IObs.html#n5">NumSons</a>= 0;
00624 }
00625 <font class="comment">// ***************************************************************************</font>
<a name="l00626"></a><a class="code" href="classNL3D_1_1IObs.html#z620_1">00626</a> IObs    *IObs::getObs(<font class="keyword">const</font> CClassId &amp;idTrav)<font class="keyword"> const</font>
00627 <font class="keyword"></font>{
00628         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IObs.html#m0">Model</a>-&gt;getObs(idTrav);
00629 }
00630 
00631 
00632 <font class="comment">// ***************************************************************************</font>
<a name="l00633"></a><a class="code" href="classNL3D_1_1IObs.html#z617_1">00633</a> <font class="keywordtype">void</font>    IObs::addChild(IObs *son)
00634 {
00635         <a class="code" href="debug_8h.html#a6">nlassert</a>(son);
00636 
00637         <font class="comment">// insert (if not exist).</font>
00638         <a class="code" href="classNL3D_1_1IObs.html#t4">ItObsMap</a>        it= <a class="code" href="classNL3D_1_1IObs.html#n2">SonMap</a>.find(son);
00639         <font class="keywordflow">if</font>(it==<a class="code" href="classNL3D_1_1IObs.html#n2">SonMap</a>.end())
00640         {
00641                 <font class="comment">// insert in the map and in the list.</font>
00642                 <a class="code" href="classNL3D_1_1IObs.html#n2">SonMap</a>[son]= <a class="code" href="classNL3D_1_1IObs.html#n0">SonList</a>.insert(<a class="code" href="classNL3D_1_1IObs.html#n0">SonList</a>.end(), son);
00643                 <a class="code" href="classNL3D_1_1IObs.html#n5">NumSons</a>++;
00644         }
00645 }
00646 <font class="comment">// ***************************************************************************</font>
<a name="l00647"></a><a class="code" href="classNL3D_1_1IObs.html#z617_2">00647</a> <font class="keywordtype">void</font>    IObs::delChild(IObs *son)
00648 {
00649         <a class="code" href="debug_8h.html#a6">nlassert</a>(son);
00650 
00651         <font class="comment">// Just erase (if possible).</font>
00652         <a class="code" href="classNL3D_1_1IObs.html#t4">ItObsMap</a>        it= <a class="code" href="classNL3D_1_1IObs.html#n2">SonMap</a>.find(son);
00653         <font class="keywordflow">if</font>(it!=<a class="code" href="classNL3D_1_1IObs.html#n2">SonMap</a>.end())
00654         {
00655                 <font class="comment">// erase from list, then from mapt</font>
00656                 <a class="code" href="classNL3D_1_1IObs.html#n0">SonList</a>.erase(it-&gt;second);
00657                 <a class="code" href="classNL3D_1_1IObs.html#n2">SonMap</a>.erase(it);
00658                 <a class="code" href="classNL3D_1_1IObs.html#n5">NumSons</a>--;
00659         }
00660 }
00661 <font class="comment">// ***************************************************************************</font>
<a name="l00662"></a><a class="code" href="classNL3D_1_1IObs.html#z617_3">00662</a> <font class="keywordtype">void</font>    IObs::addParent(IObs *father)
00663 {
00664         <a class="code" href="debug_8h.html#a6">nlassert</a>(father);
00665 
00666         <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1IObs.html#z617_0">isTreeNode</a>())
00667         {
00668                 <font class="comment">// Must test if father is already linked.</font>
00669                 <a class="code" href="classNL3D_1_1IObs.html#t4">ItObsMap</a>        itMap;
00670                 itMap= <a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.find(father);
00671                 <font class="keywordflow">if</font>(itMap!=<a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.end())
00672                         <font class="keywordflow">return</font>;         <font class="comment">// father is already a parent of this.</font>
00673 
00674                 <font class="comment">// Tree node, so delete fathers, and fathers links to me.</font>
00675                 <font class="keywordflow">for</font>(<a class="code" href="classNL3D_1_1IObs.html#t1">ItObsList</a> it= <a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.begin(); it!=<a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.end();it++)
00676                 {
00677                         <font class="comment">// Must use delChild() since don't know what father is.</font>
00678                         (*it)-&gt;delChild(<font class="keyword">this</font>);
00679                 }
00680                 <a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.clear();
00681                 <a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.clear();
00682         }
00683 
00684         <font class="comment">// insert (if not exist).</font>
00685         <a class="code" href="classNL3D_1_1IObs.html#t4">ItObsMap</a>        it= <a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.find(father);
00686         <font class="keywordflow">if</font>(it==<a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.end())
00687         {
00688                 <font class="comment">// insert in the map and in the list.</font>
00689                 <a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>[father]= <a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.insert(<a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.end(), father);
00690                 <a class="code" href="classNL3D_1_1IObs.html#n4">NumFathers</a>++;
00691         }
00692 }
00693 <font class="comment">// ***************************************************************************</font>
<a name="l00694"></a><a class="code" href="classNL3D_1_1IObs.html#z617_4">00694</a> <font class="keywordtype">void</font>    IObs::delParent(IObs *father)
00695 {
00696         <a class="code" href="debug_8h.html#a6">nlassert</a>(father);
00697 
00698         <font class="comment">// Just erase (if possible).</font>
00699         <a class="code" href="classNL3D_1_1IObs.html#t4">ItObsMap</a>        it= <a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.find(father);
00700         <font class="keywordflow">if</font>(it!=<a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.end())
00701         {
00702                 <font class="comment">// erase from list, then from mapt</font>
00703                 <a class="code" href="classNL3D_1_1IObs.html#n1">FatherList</a>.erase(it-&gt;second);
00704                 <a class="code" href="classNL3D_1_1IObs.html#n3">FatherMap</a>.erase(it);
00705                 <a class="code" href="classNL3D_1_1IObs.html#n4">NumFathers</a>--;
00706         }
00707 }
00708 
00709 
00710 
00711 }
</pre></div>

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