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authorneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
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+<hr><h1>aabbox.h</h1><a href="aabbox_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_AABBOX_H</font>
+00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_AABBOX_H</font>
+00028 <font class="preprocessor"></font>
+00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
+00030 <font class="preprocessor">#include "<a class="code" href="vector_8h.html">nel/misc/vector.h</a>"</font>
+00031 <font class="preprocessor">#include "<a class="code" href="plane_8h.html">nel/misc/plane.h</a>"</font>
+00032 <font class="preprocessor">#include "<a class="code" href="common_8h.html">nel/misc/common.h</a>"</font>
+00033 <font class="preprocessor">#include "<a class="code" href="stream_8h.html">nel/misc/stream.h</a>"</font>
+00034
+00035
+00036 <font class="keyword">namespace </font>NLMISC
+00037 {
+00038
+00039 <font class="keyword">class </font>CMatrix;
+00040 <font class="keyword">class </font>CBSphere;
+00041
+00042 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>;
+00043 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CPlane.html">NLMISC::CPlane</a>;
+00044
+00045
+00046 <font class="comment">// ***************************************************************************</font>
+<a name="l00054"></a><a class="code" href="classNLMISC_1_1CAABBox.html">00054</a> <font class="comment"></font><font class="keyword">class </font>CAABBox
+00055 {
+00056 <font class="keyword">protected</font>:
+<a name="l00058"></a><a class="code" href="classNLMISC_1_1CAABBox.html#n0">00058</a> CVector <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>;
+<a name="l00060"></a><a class="code" href="classNLMISC_1_1CAABBox.html#n1">00060</a> CVector <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>;
+00061
+00062 <font class="keyword">public</font>:
+00063
+<a name="l00065"></a><a class="code" href="classNLMISC_1_1CAABBox.html#a0">00065</a> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a>() : <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>(0,0,0), <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>(0,0,0) {}
+00066
+00067
+00069 <font class="comment">// @{</font>
+<a name="l00070"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z263_0">00070</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z263_0">setCenter</a>(<font class="keyword">const</font> CVector &amp;center) {<a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>= center;}
+<a name="l00071"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z263_1">00071</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z263_1">setHalfSize</a>(<font class="keyword">const</font> CVector &amp;hs) {<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>= hs;}
+<a name="l00073"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z263_2">00073</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z263_2">setSize</a>(<font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>) {<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>/2;}
+<a name="l00075"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z263_3">00075</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z263_3">setMinMax</a>(<font class="keyword">const</font> CVector &amp;bmin, <font class="keyword">const</font> CVector &amp;bmax)
+00076 {
+00077 <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>= (bmin+bmax)/2;
+00078 <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>= bmax-<a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>;
+00079 }
+00084 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z263_4">extend</a>(<font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
+00086
+00087
+00089 <font class="comment">// @{</font>
+<a name="l00090"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_0">00090</a> CVector <a class="code" href="classNLMISC_1_1CAABBox.html#z264_0">getMin</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>-<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>;}
+<a name="l00091"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_1">00091</a> CVector <a class="code" href="classNLMISC_1_1CAABBox.html#z264_1">getMax</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>+<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>;}
+<a name="l00092"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_2">00092</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z264_0">getMin</a>(CVector &amp;ret)<font class="keyword"> const </font>{ret= <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>-<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>;}
+<a name="l00093"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_3">00093</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z264_1">getMax</a>(CVector &amp;ret)<font class="keyword"> const </font>{ret= <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>+<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>;}
+<a name="l00094"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_4">00094</a> <font class="keyword">const</font> CVector &amp;<a class="code" href="classNLMISC_1_1CAABBox.html#z264_4">getCenter</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>;}
+<a name="l00095"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_5">00095</a> <font class="keyword">const</font> CVector &amp;<a class="code" href="classNLMISC_1_1CAABBox.html#z264_5">getHalfSize</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>;}
+<a name="l00097"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_6">00097</a> CVector <a class="code" href="classNLMISC_1_1CAABBox.html#z264_6">getSize</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>*2;}
+<a name="l00098"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_7">00098</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z264_6">getSize</a>(CVector &amp;ret)<font class="keyword"> const </font>{ret= <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>*2;}
+<a name="l00100"></a><a class="code" href="classNLMISC_1_1CAABBox.html#z264_8">00100</a> <font class="keywordtype">float</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z264_8">getRadius</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>.norm();}
+00101 <font class="comment">// @}</font>
+00102
+00104 <font class="comment">// @{</font>
+00106 <font class="comment"> bool clipFront(const CPlane &amp;p) const;</font>
+00108 <font class="comment"> bool clipBack(const CPlane &amp;p) const;</font>
+00110 <font class="comment"> bool include(const CVector &amp;a) const;</font>
+00112 <font class="comment"> bool include(const CAABBox &amp;box) const;</font>
+00114 <font class="comment"> bool intersect(const CAABBox &amp;box) const;</font>
+00116 <font class="comment"> bool intersect(const CVector &amp;a, const CVector &amp;b, const CVector &amp;c) const;</font>
+00118 <font class="comment"> bool intersect(const CBSphere &amp;s) const;</font>
+00119 <font class="comment">// @}</font>
+00120
+00122 <font class="comment">// @{</font>
+00124 <font class="comment"> void makePyramid(CPlane planes[6]) const;</font>
+00125
+00131 <font class="keyword">static</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> <a class="code" href="classNLMISC_1_1CAABBox.html#z266_2">computeAABBoxUnion</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> &amp;b1, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> &amp;b2);
+00132
+00138 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#z266_1">computeIntersection</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> &amp;b1, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> &amp;b2);
+00139
+00140
+00144 <font class="keyword">static</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> <a class="code" href="classNLMISC_1_1CAABBox.html#z266_3">transformAABBox</a>(<font class="keyword">const</font> CMatrix &amp;mat, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> &amp;box);
+00145
+00146 <font class="comment">// @}</font>
+00147
+00148 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a1">serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;f);
+00149 };
+00150
+00151
+00152 <font class="comment">// ***************************************************************************</font>
+<a name="l00159"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html">00159</a> <font class="comment"></font><font class="keyword">class </font>CAABBoxExt : <font class="keyword">private</font> CAABBox
+00160 {
+00161 <font class="keyword">protected</font>:
+<a name="l00162"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#n0">00162</a> <font class="keywordtype">float</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#n0">RadiusMin</a>, <a class="code" href="classNLMISC_1_1CAABBoxExt.html#n1">RadiusMax</a>;
+00163
+<a name="l00164"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#b0">00164</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#b0">updateRadius</a>()
+00165 {
+00166 <font class="comment">// The bounding sphere.</font>
+00167 <a class="code" href="classNLMISC_1_1CAABBoxExt.html#n1">RadiusMax</a>= CAABBox::getRadius();
+00168 <font class="comment">// The including sphere.</font>
+00169 <a class="code" href="classNLMISC_1_1CAABBoxExt.html#n0">RadiusMin</a>= <a class="code" href="namespaceNLMISC.html#a216">NLMISC::minof</a>((<font class="keywordtype">float</font>)fabs(<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>.x), (<font class="keywordtype">float</font>)fabs(<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>.y), (<font class="keywordtype">float</font>)fabs(<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>.z));
+00170 }
+00171
+00172 <font class="keyword">public</font>:
+<a name="l00174"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#a0">00174</a> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#a0">CAABBoxExt</a>() {<a class="code" href="classNLMISC_1_1CAABBoxExt.html#n0">RadiusMin</a>= <a class="code" href="classNLMISC_1_1CAABBoxExt.html#n1">RadiusMax</a>=0;}
+<a name="l00176"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#a1">00176</a> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#a0">CAABBoxExt</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> &amp;o) {<a class="code" href="classNLMISC_1_1CAABBoxExt.html#n0">RadiusMin</a>= <a class="code" href="classNLMISC_1_1CAABBoxExt.html#n1">RadiusMax</a>=0; *<font class="keyword">this</font>=o;}
+00177
+00178
+00180 <font class="comment">// @{</font>
+<a name="l00181"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_0">00181</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_0">setCenter</a>(<font class="keyword">const</font> CVector &amp;center) {<a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>= center;}
+<a name="l00182"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_1">00182</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_1">setHalfSize</a>(<font class="keyword">const</font> CVector &amp;hs) {<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>= hs; <a class="code" href="classNLMISC_1_1CAABBoxExt.html#b0">updateRadius</a>();}
+<a name="l00183"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_2">00183</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_2">setSize</a>(<font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>) {<a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>/2; <a class="code" href="classNLMISC_1_1CAABBoxExt.html#b0">updateRadius</a>();}
+<a name="l00185"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_3">00185</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_3">setMinMax</a>(<font class="keyword">const</font> CVector &amp;bmin, <font class="keyword">const</font> CVector &amp;bmax)
+00186 {
+00187 <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>= (bmin+bmax)/2;
+00188 <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>= bmax-<a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>;
+00189 <a class="code" href="classNLMISC_1_1CAABBoxExt.html#b0">updateRadius</a>();
+00190 }
+<a name="l00191"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_4">00191</a> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#a0">CAABBoxExt</a> &amp;<a class="code" href="classNLMISC_1_1CAABBoxExt.html#z267_4">operator=</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> &amp;o) {<a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>= o.getCenter(); <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>= o.getHalfSize(); <a class="code" href="classNLMISC_1_1CAABBoxExt.html#b0">updateRadius</a>(); <font class="keywordflow">return</font> (*this);}
+00193
+00194
+00196 <font class="comment">// @{</font>
+<a name="l00197"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_0">00197</a> CVector <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_0">getMin</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> CAABBox::getMin();}
+<a name="l00198"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_1">00198</a> CVector <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_1">getMax</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> CAABBox::getMax();}
+<a name="l00199"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_2">00199</a> <font class="keyword">const</font> CVector &amp;<a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_2">getCenter</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n0">Center</a>;}
+<a name="l00200"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_3">00200</a> <font class="keyword">const</font> CVector &amp;<a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_3">getHalfSize</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>;}
+<a name="l00202"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_4">00202</a> CVector <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_4">getSize</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBox.html#n1">HalfSize</a>*2;}
+<a name="l00204"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_5">00204</a> <font class="keywordtype">float</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_5">getRadius</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#n1">RadiusMax</a>;}
+<a name="l00206"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_6">00206</a> <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_6">getAABBox</a>()<font class="keyword"> const </font>{ <a class="code" href="classNLMISC_1_1CAABBox.html#a0">CAABBox</a> box; box.setCenter(<a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_2">getCenter</a>()); box.setHalfSize(<a class="code" href="classNLMISC_1_1CAABBoxExt.html#z268_3">getHalfSize</a>()); <font class="keywordflow">return</font> box; }
+00207 <font class="comment">// @}</font>
+00208
+00210 <font class="comment">// @{</font>
+00212 <font class="comment"> bool clipFront(const CPlane &amp;p) const;</font>
+00214 <font class="comment"> bool clipBack(const CPlane &amp;p) const;</font>
+<a name="l00216"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z269_2">00216</a> <font class="comment"> bool intersect(const CAABBoxExt &amp;box) const</font>
+00217 {<font class="keywordflow">return</font> CAABBox::intersect(box);}
+<a name="l00219"></a><a class="code" href="classNLMISC_1_1CAABBoxExt.html#z269_3">00219</a> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#z269_2">intersect</a>(<font class="keyword">const</font> CVector &amp;a, <font class="keyword">const</font> CVector &amp;b, <font class="keyword">const</font> CVector &amp;c)<font class="keyword"> const</font>
+00220 <font class="keyword"> </font>{<font class="keywordflow">return</font> CAABBox::intersect(a,b,c);}
+00221 <font class="comment">// @}</font>
+00222
+00223 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CAABBoxExt.html#a2">serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;f);
+00224 };
+00225
+00226
+00227 } <font class="comment">// NLMISC</font>
+00228
+00229
+00230 <font class="preprocessor">#endif // NL_AABBOX_H</font>
+00231 <font class="preprocessor"></font>
+00232 <font class="comment">/* End of aabbox.h */</font>
+</pre></div>
+
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