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+<hr><h1>hrc_trav.h</h1><a href="hrc__trav_8h.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">#ifndef NL_HRC_TRAV_H</font>
+00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_HRC_TRAV_H</font>
+00028 <font class="preprocessor"></font>
+00029 <font class="preprocessor">#include "<a class="code" href="trav__scene_8h.html">3d/trav_scene.h</a>"</font>
+00030 <font class="preprocessor">#include "<a class="code" href="matrix_8h.html">nel/misc/matrix.h</a>"</font>
+00031 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
+00032
+00033
+00034 <font class="keyword">namespace </font>NL3D
+00035 {
+00036
+00037
+00038 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>;
+00039 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CPlane.html">NLMISC::CPlane</a>;
+00040 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CMatrix.html">NLMISC::CMatrix</a>;
+00041
+00042
+00043 <font class="keyword">class </font>IBaseHrcObs;
+00044 <font class="keyword">class </font>CSkipModel;
+00045 <font class="keyword">class </font>IBaseClipObs;
+00046 <font class="keyword">class </font>IBaseAnimDetailObs;
+00047
+00048 <font class="comment">// ***************************************************************************</font>
+00049 <font class="comment">// ClassIds.</font>
+00050 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CClassId.html">NLMISC::CClassId</a> <a class="code" href="namespaceNL3D.html#a41">HrcTravId</a>=<a class="code" href="classNLMISC_1_1CClassId.html">NLMISC::CClassId</a>(0x5ad56382, 0x2a711530);
+00051
+00052
+00053 <font class="comment">// ***************************************************************************</font>
+<a name="l00064"></a><a class="code" href="classNL3D_1_1CHrcTrav.html">00064</a> <font class="comment"></font><font class="keyword">class </font>CHrcTrav : <font class="keyword">public</font> ITravScene
+00065 {
+00066 <font class="keyword">public</font>:
+<a name="l00068"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#s4">00068</a> <font class="keyword">enum</font> <a class="code" href="classNL3D_1_1CHrcTrav.html#s4">TVisibility</a>
+00069 {
+00070 <a class="code" href="classNL3D_1_1CHrcTrav.html#s4s0">Show</a>=0, <font class="comment">// The model is shown in hte hierarchy</font>
+00071 <a class="code" href="classNL3D_1_1CHrcTrav.html#s4s1">Hide</a>, <font class="comment">// The model is hidden in hte hierarchy</font>
+00072 <a class="code" href="classNL3D_1_1CHrcTrav.html#s4s2">Herit</a>, <font class="comment">// The model herit the visibilty from his father</font>
+00073
+00074 <a class="code" href="classNL3D_1_1CHrcTrav.html#s4s3">VisibilityCount</a>
+00075 };
+00076
+00077 <font class="keyword">public</font>:
+00078
+<a name="l00080"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#a0">00080</a> <a class="code" href="classNL3D_1_1CHrcTrav.html#a0">CHrcTrav</a>()
+00081 {
+00082 <font class="comment">// NB: Now, observers update is done before ALL traversals.</font>
+00083 <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>
+00084 <a class="code" href="classNL3D_1_1CHrcTrav.html#m1">CurrentDate</a>= 1;
+00085 }
+00086
+00087
+00089
+00090 IObs *<a class="code" href="classNL3D_1_1CHrcTrav.html#z458_0">createDefaultObs</a>() <font class="keyword">const</font>;
+<a name="l00091"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#z458_1">00091</a> NLMISC::CClassId <a class="code" href="classNL3D_1_1CHrcTrav.html#z458_1">getClassId</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> HrcTravId;}
+<a name="l00092"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#z458_2">00092</a> sint <a class="code" href="classNL3D_1_1CHrcTrav.html#z458_2">getRenderOrder</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> 1000;}
+00093 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CHrcTrav.html#z458_3">traverse</a>();
+00095
+00096
+00097 <font class="keyword">public</font>:
+00098
+<a name="l00099"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#m0">00099</a> std::vector&lt;IModel*&gt; <a class="code" href="classNL3D_1_1CHrcTrav.html#m0">_MovingObjects</a>;
+00100
+00101 <font class="comment">// ONLY FOR OBSERVERS.</font>
+00102
+<a name="l00103"></a><a class="code" href="classNL3D_1_1CHrcTrav.html#m1">00103</a> sint64 <a class="code" href="classNL3D_1_1CHrcTrav.html#m1">CurrentDate</a>; <font class="comment">// The current date of the traversal, usefull for matrix update.</font>
+00104 };
+00105
+00106
+00107
+00108 <font class="comment">// ***************************************************************************</font>
+<a name="l00126"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html">00126</a> <font class="comment"></font><font class="keyword">class </font>IBaseHrcObs : <font class="keyword">public</font> IObs
+00127 {
+00128 <font class="keyword">public</font>:
+<a name="l00130"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#m0">00130</a> IBaseClipObs *<a class="code" href="classNL3D_1_1IBaseHrcObs.html#m0">ClipObs</a>;
+<a name="l00131"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#m1">00131</a> IBaseAnimDetailObs *<a class="code" href="classNL3D_1_1IBaseHrcObs.html#m1">AnimDetailObs</a>;
+00132
+00133 <font class="keyword">public</font>:
+00134
+00135
+00137
+<a name="l00138"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_0">00138</a> CMatrix <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_0">LocalMatrix</a>;
+<a name="l00139"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_1">00139</a> CHrcTrav::TVisibility <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_1">LocalVis</a>; <font class="comment">// The visibility state of the node.</font>
+<a name="l00140"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_2">00140</a> sint64 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_2">LocalDate</a>; <font class="comment">// The update date of the LocalMatrix.</font>
+00142 <font class="comment"></font>
+00143
+00145
+<a name="l00146"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_0">00146</a> CMatrix <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_0">WorldMatrix</a>;
+<a name="l00147"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_1">00147</a> <font class="keywordtype">bool</font> <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_1">WorldVis</a>; <font class="comment">// Is the node visible? (enabled?)</font>
+<a name="l00148"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_2">00148</a> sint64 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_2">WorldDate</a>; <font class="comment">// The update date of the WorldMatrix.</font>
+00150 <font class="comment"></font>
+00151
+00152 <font class="keyword">public</font>:
+00153
+00154
+<a name="l00156"></a><a class="code" href="classNL3D_1_1IBaseHrcObs.html#a0">00156</a> <a class="code" href="classNL3D_1_1IBaseHrcObs.html#a0">IBaseHrcObs</a>()
+00157 {
+00158 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_1">LocalVis</a>= CHrcTrav::Herit; <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_0">LocalMatrix</a>.identity(); <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z459_2">LocalDate</a>=0;
+00159 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_1">WorldVis</a>= <font class="keyword">true</font>; <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_0">WorldMatrix</a>.identity();
+00160 <font class="comment">// Init the WorldDate to -1 so at first pass, LocalDate&gt;WorldDate, and so</font>
+00161 <font class="comment">// the model will be processed and so it'll may be inserted in LightingManager (for example)</font>
+00162 <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z460_2">WorldDate</a>=-1;
+00163 }
+00165 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1IBaseHrcObs.html#a1">init</a>();
+00166
+00167
+00169
+00170
+00171 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1IBaseHrcObs.html#z461_0">traverse</a>(<a class="code" href="classNL3D_1_1IObs.html#a0">IObs</a> *caller) =0;
+00173
+00174
+00176 <font class="comment">// @{</font>
+00178 <font class="comment"> virtual void addParent(IObs *father);</font>
+00179 <font class="comment">// @}</font>
+00180
+00181 };
+00182
+00183
+00184 <font class="comment">// ***************************************************************************</font>
+<a name="l00196"></a><a class="code" href="classNL3D_1_1CDefaultHrcObs.html">00196</a> <font class="comment"></font><font class="keyword">class </font>CDefaultHrcObs : <font class="keyword">public</font> IBaseHrcObs
+00197 {
+00198 <font class="keyword">public</font>:
+00199
+00200
+<a name="l00202"></a><a class="code" href="classNL3D_1_1CDefaultHrcObs.html#a0">00202</a> <a class="code" href="classNL3D_1_1CDefaultHrcObs.html#a0">CDefaultHrcObs</a>() {}
+00203
+00204
+<a name="l00206"></a><a class="code" href="classNL3D_1_1CDefaultHrcObs.html#a1">00206</a> <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CDefaultHrcObs.html#a1">traverse</a>(<a class="code" href="classNL3D_1_1IObs.html#a0">IObs</a> *caller)
+00207 {
+00208 <font class="comment">// DoIt the sons.</font>
+00209 <a class="code" href="classNL3D_1_1IObs.html#z620_0">traverseSons</a>();
+00210 }
+00211
+00212
+00213 };
+00214
+00215
+00216 }
+00217
+00218
+00219 <font class="preprocessor">#endif // NL_HRC_TRAV_H</font>
+00220 <font class="preprocessor"></font>
+00221 <font class="comment">/* End of hrc_trav.h */</font>
+</pre></div>
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