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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<IModel*> <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>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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