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class="qindex" href="pages.html">Related Pages</a> <a 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>vegetable_instance_group.cpp</h1><a href="vegetable__instance__group_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2001 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="vegetable__instance__group_8h.html">3d/vegetable_instance_group.h</a>"</font> +00029 +00030 +00031 <font class="keyword">namespace </font>NL3D +00032 { +00033 +00034 +00035 <font class="comment">// ***************************************************************************</font> +<a name="l00036"></a><a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#a0">00036</a> CVegetableInstanceGroup::CVegetableInstanceGroup() +00037 { +00038 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#o0">_ClipOwner</a>= NULL; +00039 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#o1">_SortOwner</a>= NULL; +00040 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#o6">_HasZSortPassInstances</a>= <font class="keyword">false</font>; +00041 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#o4">_TriangleQuadrantOrderNumTriangles</a>= 0; +00042 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>= <font class="keyword">this</font>; +00043 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>= <font class="keyword">this</font>; +00044 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_4">_ULNumVertices</a>= 0; +00045 } +00046 +00047 +00048 <font class="comment">// ***************************************************************************</font> +<a name="l00049"></a><a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#a1">00049</a> CVegetableInstanceGroup::~CVegetableInstanceGroup() +00050 { +00051 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_1">unlinkUL</a>(); +00052 } +00053 +00054 +00055 <font class="comment">// ***************************************************************************</font> +<a name="l00056"></a><a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_0">00056</a> <font class="keywordtype">void</font> CVegetableInstanceGroup::linkBeforeUL(CVegetableInstanceGroup *igNext) +00057 { +00058 <a class="code" href="debug_8h.html#a6">nlassert</a>(igNext); +00059 +00060 <font class="comment">// first, unlink others from me. NB: works even if _ULPrec==_ULNext==this.</font> +00061 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>->_ULPrec= <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>; +00062 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>->_ULNext= <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>; +00063 <font class="comment">// link to igNext.</font> +00064 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>= igNext; +00065 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>= igNext->_ULPrec; +00066 <font class="comment">// link others to me.</font> +00067 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>->_ULPrec= <font class="keyword">this</font>; +00068 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>->_ULNext= <font class="keyword">this</font>; +00069 } +00070 +00071 <font class="comment">// ***************************************************************************</font> +<a name="l00072"></a><a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_1">00072</a> <font class="keywordtype">void</font> CVegetableInstanceGroup::unlinkUL() +00073 { +00074 <font class="comment">// unlink others from me. NB: works even if _ULPrec==_ULNext==this.</font> +00075 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>->_ULPrec= <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>; +00076 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>->_ULNext= <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>; +00077 <font class="comment">// reset</font> +00078 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_2">_ULPrec</a>= <font class="keyword">this</font>; +00079 <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#z806_3">_ULNext</a>= <font class="keyword">this</font>; +00080 } +00081 +00082 +00083 <font class="comment">// ***************************************************************************</font> +<a name="l00084"></a><a class="code" href="classNL3D_1_1CVegetableInstanceGroupReserve.html#a0">00084</a> CVegetableInstanceGroupReserve::CVegetableInstanceGroupReserve() +00085 { +00086 } +00087 +00088 +00089 <font class="comment">// ***************************************************************************</font> +<a name="l00090"></a><a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#a2">00090</a> <font class="keywordtype">bool</font> CVegetableInstanceGroup::isEmpty()<font class="keyword"> const</font> +00091 <font class="keyword"></font>{ +00092 <font class="keywordflow">for</font>(<a class="code" href="types__nl_8h.html#a13">uint</a> i=0; i<<a class="code" href="vegetable__def_8h.html#a0">NL3D_VEGETABLE_NRDRPASS</a>; i++) +00093 { +00094 <font class="keyword">const</font> CVegetableRdrPass &vegetRdrPass= <a class="code" href="classNL3D_1_1CVegetableInstanceGroup.html#o2">_RdrPass</a>[i]; +00095 <font class="comment">// If some triangles to render, the ig is not empty</font> +00096 <font class="keywordflow">if</font>(vegetRdrPass.NTriangles != 0) +00097 <font class="keywordflow">return</font> <font class="keyword">false</font>; +00098 } +00099 +00100 <font class="comment">// for all pass, no triangles to render => the ig is empty.</font> +00101 <font class="keywordflow">return</font> <font class="keyword">true</font>; +00102 } +00103 +00104 +00105 +00106 } <font class="comment">// NL3D</font> +</pre></div> + +<!-- 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> |