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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 <algorithm></font>
00032 <font class="preprocessor">#include <list></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<CMOT::CModelEntry> CMOT::RegModels;
<a name="l00050"></a><a class="code" href="classNL3D_1_1CMOT.html#r1">00050</a> set<CMOT::CObsEntry> 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 &idModel, <font class="keyword">const</font> CClassId &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 &idTrav, <font class="keyword">const</font> CClassId &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>->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>->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 &idTrav)<font class="keyword"> const </font>
00120 <font class="keyword"></font>{
00121 std::vector<CTravEntry>::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<IModel*>::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 &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<CModelEntry>::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->_OwnerMot= <font class="keyword">this</font>;
00172
00173 <font class="comment">// create observer for each trav.</font>
00174 std::vector<CTravEntry>::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->Model= m;
00182 obs->Trav= (*itTrav).Trav;
00183 <font class="comment">// Attach it to Model.</font>
00184 m->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->getRoot())
00187 (*itTrav).Trav->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->Observers.begin(); itObs!=m->Observers.end(); itObs++)
00193 {
00194 IObs *o= (*itObs).second;
00195 o->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->linkToValidateList();
00203
00204 <font class="comment">// Once the model is correclty created, finish init him.</font>
00205 m->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<IModel*>::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->validate() may remove model from the list.</font>
00233 next= model->_NextModelToValidate;
00234
00235 <font class="comment">// chek / validate the model.</font>
00236 model->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 &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->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->createDefaultObs();
00255 }
00256
00257 CObsEntry e;
00258 e.TravId= idTrav;
00259 e.ModelId= idModel;
00260 std::set<CObsEntry>::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<CModelEntry>::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> &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->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->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>->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->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->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->addParent(o1);
00342 o1->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->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->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->delParent(o1);
00370 o1->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<IModel *> 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<IModel *>::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<IModel *> 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<IModel *>::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->getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00406 <font class="keywordflow">return</font> o->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->getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00412 IObs *child = o->getFirstChild();
00413 <font class="keywordflow">if</font> (child != NULL)
00414 <font class="keywordflow">return</font> child->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->getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00421 IObs *child = o->getNextChild();
00422 <font class="keywordflow">if</font> (child != NULL)
00423 <font class="keywordflow">return</font> child->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->getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00431 <font class="keywordflow">return</font> o->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->getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00437 IObs *father = o->getFirstParent();
00438 <font class="keywordflow">if</font> (father != NULL)
00439 <font class="keywordflow">return</font> father->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->getObs(<a class="code" href="classNL3D_1_1ITrav.html#z622_1">getClassId</a>());
00447 IObs *father = o->getNextParent();
00448 <font class="keywordflow">if</font> (father != NULL)
00449 <font class="keywordflow">return</font> father->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 &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->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>->_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>->_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>->_PrecModelToValidate= <font class="keyword">this</font>;
00543 <a class="code" href="classNL3D_1_1IModel.html#n3">_OwnerMot</a>->_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>->_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>->_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>->_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>->_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->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->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 &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>->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->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)->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->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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