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<hr><h1>frustum.h</h1><a href="frustum_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_FRUSTUM_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_FRUSTUM_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 
00032 
00033 <font class="keyword">namespace </font>NL3D
00034 {
00035 
00036 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>;
00037 
00038 
00039 <font class="comment">// ***************************************************************************</font>
<a name="l00046"></a><a class="code" href="classNL3D_1_1CFrustum.html">00046</a> <font class="comment"></font><font class="keyword">class </font>CFrustum
00047 {
00048 <font class="keyword">public</font>:
<a name="l00050"></a><a class="code" href="classNL3D_1_1CFrustum.html#m3">00050</a>         <font class="keywordtype">float</font>                   <a class="code" href="classNL3D_1_1CFrustum.html#m0">Left</a>, <a class="code" href="classNL3D_1_1CFrustum.html#m1">Right</a>, <a class="code" href="classNL3D_1_1CFrustum.html#m2">Bottom</a>, <a class="code" href="classNL3D_1_1CFrustum.html#m3">Top</a>, <a class="code" href="classNL3D_1_1CFrustum.html#m4">Near</a>, <a class="code" href="classNL3D_1_1CFrustum.html#m5">Far</a>;
<a name="l00051"></a><a class="code" href="classNL3D_1_1CFrustum.html#m6">00051</a>         <font class="keywordtype">bool</font>                    <a class="code" href="classNL3D_1_1CFrustum.html#m6">Perspective</a>;
00052 
00053 
<a name="l00055"></a><a class="code" href="classNL3D_1_1CFrustum.html#a0">00055</a>         <a class="code" href="classNL3D_1_1CFrustum.html#a0">CFrustum</a>() {}
<a name="l00057"></a><a class="code" href="classNL3D_1_1CFrustum.html#a1">00057</a>         <a class="code" href="classNL3D_1_1CFrustum.html#a0">CFrustum</a>(<font class="keywordtype">float</font> left, <font class="keywordtype">float</font> right, <font class="keywordtype">float</font> bottom, <font class="keywordtype">float</font> top, <font class="keywordtype">float</font> znear, <font class="keywordtype">float</font> zfar, <font class="keywordtype">bool</font> perspective= <font class="keyword">true</font>)
00058         {
00059                 <a class="code" href="classNL3D_1_1CFrustum.html#a2">init</a>( left,  right,  bottom,  top,  znear,  zfar, perspective);
00060         }
00061 
00062 
00064         <font class="keywordtype">void</font>                    <a class="code" href="classNL3D_1_1CFrustum.html#a2">init</a>(<font class="keywordtype">float</font> left, <font class="keywordtype">float</font> right, <font class="keywordtype">float</font> bottom, <font class="keywordtype">float</font> top, <font class="keywordtype">float</font> znear, <font class="keywordtype">float</font> zfar, <font class="keywordtype">bool</font> perspective= <font class="keyword">true</font>);
00065 
00067         <font class="keywordtype">void</font>                    <a class="code" href="classNL3D_1_1CFrustum.html#a2">init</a>(<font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a266">width</a>, <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a267">height</a>, <font class="keywordtype">float</font> znear, <font class="keywordtype">float</font> zfar, <font class="keywordtype">bool</font> perspective= <font class="keyword">true</font>);
00068 
00075         <font class="keywordtype">void</font>                    <a class="code" href="classNL3D_1_1CFrustum.html#a4">initPerspective</a>(<font class="keywordtype">float</font> fov, <font class="keywordtype">float</font> aspectRatio, <font class="keywordtype">float</font> znear, <font class="keywordtype">float</font> zfar);
00076 
00078         <font class="keywordtype">void</font>                    <a class="code" href="classNL3D_1_1CFrustum.html#a5">getValues</a>(<font class="keywordtype">float</font> &amp;left, <font class="keywordtype">float</font> &amp;right, <font class="keywordtype">float</font> &amp;bottom, <font class="keywordtype">float</font> &amp;top, <font class="keywordtype">float</font> &amp;znear, <font class="keywordtype">float</font> &amp;zfar) <font class="keyword">const</font>;
00079 
00080 
00085         CVector                 <a class="code" href="classNL3D_1_1CFrustum.html#a6">project</a>(<font class="keyword">const</font> CVector &amp;vec) <font class="keyword">const</font>;
00086 
00091         CVector                 <a class="code" href="classNL3D_1_1CFrustum.html#a7">unProject</a>(<font class="keyword">const</font> CVector &amp;vec) <font class="keyword">const</font>;
00092 };
00093 
00094 
00095 } <font class="comment">// NL3D</font>
00096 
00097 
00098 <font class="preprocessor">#endif // NL_FRUSTUM_H</font>
00099 <font class="preprocessor"></font>
00100 <font class="comment">/* End of frustum.h */</font>
</pre></div>

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