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<hr><h1>hrc_trav.cpp</h1><a href="hrc__trav_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="hrc__trav_8h.html">3d/hrc_trav.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="skip__model_8h.html">3d/skip_model.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="clip__trav_8h.html">3d/clip_trav.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="anim__detail__trav_8h.html">3d/anim_detail_trav.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="hierarchical__timer_8h.html">nel/misc/hierarchical_timer.h</a>"</font>
00033
00034 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00035 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00036
00037
00038 <font class="keyword">namespace </font>NL3D
00039 {
00040
00041
00042 <font class="comment">// ***************************************************************************</font>
<a name="l00043"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#z458_0">00043</a> IObs *CHrcTrav::createDefaultObs()<font class="keyword"> const</font>
00044 <font class="keyword"></font>{
00045 <font class="keywordflow">return</font> <font class="keyword">new</font> CDefaultHrcObs;
00046 }
00047
00048
00049 <font class="comment">// ***************************************************************************</font>
<a name="l00050"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#z458_3">00050</a> <font class="keywordtype">void</font> CHrcTrav::traverse()
00051 {
00052 <a class="code" href="hierarchical__timer_8h.html#a4">H_AUTO</a>( NL3D_TravHRC );
00053
00054 <a class="code" href="classNL3D_1_1CHrcTrav.html#m0">_MovingObjects</a>.clear();
00055
00056 <font class="comment">// Traverse the graph.</font>
00057 <font class="keywordflow">if</font>(Root)
00058 <a class="code" href="classNL3D_1_1ITrav.html#n0">Root</a>->traverse(NULL);
00059
00060 <font class="comment">// Inc the date.</font>
00061 <font class="comment">// NB: Now, observers update is done before ALL traversals.</font>
00062 <font class="comment">// Hence, we must inc the value before scene rendering. This is equivalent to start with 1, and inc at end of traverse().</font>
00063 <a class="code" href="classNL3D_1_1CHrcTrav.html#m1">CurrentDate</a>++;
00064 }
00065
00066
00067 <font class="comment">// ***************************************************************************</font>
<a name="l00068"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#a1">00068</a> <font class="keywordtype">void</font> IBaseHrcObs::init()
00069 {
00070 IObs::init();
00071
00072 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#m0">ClipObs</a>= safe_cast<IBaseClipObs*> (<a class="code" href="classNL3D_1_1IObs.html#z620_1">getObs</a>(<a class="code" href="namespaceNL3D.html#a25">ClipTravId</a>));
00073 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#m1">AnimDetailObs</a>= safe_cast<IBaseAnimDetailObs*> (<a class="code" href="classNL3D_1_1IObs.html#z620_1">getObs</a>(<a class="code" href="namespaceNL3D.html#a3">AnimDetailTravId</a>));
00074
00075 }
00076
00077
00078 <font class="comment">// ***************************************************************************</font>
<a name="l00079"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#z462_0">00079</a> <font class="keywordtype">void</font> IBaseHrcObs::addParent(IObs *father)
00080 {
00081 <a class="code" href="classNL3D_1_1IObs.html#a0">IObs</a> *oldFather= <a class="code" href="classNL3D_1_1IObs.html#z617_9">getFirstParent</a>();
00082
00083 <font class="comment">// Default bheavior.</font>
00084 IObs::addParent(father);
00085
00086 <font class="comment">// Our parent has changed ??</font>
00087 <a class="code" href="classNL3D_1_1IObs.html#a0">IObs</a> *newFather= <a class="code" href="classNL3D_1_1IObs.html#z617_9">getFirstParent</a>();
00088 <font class="keywordflow">if</font>( oldFather != newFather )
00089 {
00090 <font class="comment">// Since our parent has changed, must recompute WM.</font>
00091 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_2">WorldDate</a>=-1;
00092 }
00093 }
00094
00095
00096 }
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