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class="qindexRef" doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>landscape_model.cpp</h1><a href="landscape_model_cpp.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="landscape_model_h.html">nel/3d/landscape_model.h</a>"</font> +00027 <font class="preprocessor">#include "<a class="code" href="landscape_h.html">nel/3d/landscape.h</a>"</font> +00028 <font class="preprocessor">#include <vector></font> +00029 <font class="keyword">using</font> <font class="keyword">namespace</font> std; +00030 <font class="keyword">using</font> <font class="keyword">namespace</font> NLMISC; +00031 +00032 +00033 <font class="keyword">namespace</font> NL3D +00034 { +00035 +00036 +00037 +00038 <font class="comment">// ***************************************************************************</font> +<a name="l00039"></a><a class="code" href="class_NL3D__CLandscapeModel.html#d0">00039</a> <font class="keywordtype">void</font> CLandscapeModel::registerBasic()<font class="keyword"> +</font>00040 <font class="keyword"></font>{ +00041 CMOT::registerModel(LandscapeModelId, TransformId, CLandscapeModel::creator); +00042 CMOT::registerObs(ClipTravId, LandscapeModelId, CLandscapeClipObs::creator); +00043 CMOT::registerObs(RenderTravId, LandscapeModelId, CLandscapeRenderObs::creator); +00044 } +00045 +00046 <font class="comment">// ***************************************************************************</font> +<a name="l00047"></a><a class="code" href="class_NL3D__CLandscapeClipObs.html#a1">00047</a> <font class="keywordtype">bool</font> CLandscapeClipObs::clip(IBaseClipObs *caller)<font class="keyword"> +</font>00048 <font class="keyword"></font>{ +00049 +00050 CLandscapeModel *landModel= (CLandscapeModel*)Model; +00051 CClipTrav *trav= (CClipTrav*)Trav; +00052 vector<CPlane> &pyramid= trav->WorldPyramid; +00053 <font class="comment">// We are sure that pyramid has normalized plane normals.</font> +00054 landModel->Landscape.clip(trav->CamPos, pyramid); +00055 +00056 <font class="comment">// Yes, this is ugly, but the clip pass is finished in render(), for clipping TessBlocks.</font> +00057 <font class="comment">// This saves an other Landscape patch traversal, so this is faster...</font> +00058 landModel->CurrentPyramid= trav->WorldPyramid; +00059 +00060 <font class="comment">// Well, always visible....</font> +00061 <font class="keywordflow">return</font> <font class="keyword">true</font>; +00062 } +00063 +00064 <font class="comment">// ***************************************************************************</font> +<a name="l00065"></a><a class="code" href="class_NL3D__CLandscapeRenderObs.html#a0">00065</a> <font class="keywordtype">void</font> CLandscapeRenderObs::traverse(IObs *caller)<font class="keyword"> +</font>00066 <font class="keyword"></font>{ +00067 CLandscapeModel *landModel= (CLandscapeModel*)Model; +00068 +00069 CRenderTrav *trav= (CRenderTrav*)Trav; +00070 +00071 CMatrix m; +00072 m.identity(); +00073 trav->getDriver()->setupModelMatrix(m); +00074 +00075 <font class="comment">// First, refine.</font> +00076 landModel->Landscape.refine(trav->CamPos); +00077 <font class="comment">// then render.</font> +00078 landModel->Landscape.render(trav->getDriver(), trav->CamPos, landModel->CurrentPyramid, landModel->isAdditive ()); +00079 } +00080 +00081 +00082 +00083 } <font class="comment">// NL3D</font> +</div></pre> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |