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<h1>FastSegmentSetIntersectionFinder.h</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> * $Id: FastSegmentSetIntersectionFinder.h 2263 2009-01-29 18:56:00Z mloskot $</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * GEOS - Geometry Engine Open Source</span>
<a name="l00005"></a>00005 <span class="comment"> * http://geos.refractions.net</span>
<a name="l00006"></a>00006 <span class="comment"> *</span>
<a name="l00007"></a>00007 <span class="comment"> * Copyright (C) 2006 Refractions Research Inc.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * This is free software; you can redistribute and/or modify it under</span>
<a name="l00010"></a>00010 <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span>
<a name="l00011"></a>00011 <span class="comment"> * by the Free Software Foundation. </span>
<a name="l00012"></a>00012 <span class="comment"> * See the COPYING file for more information.</span>
<a name="l00013"></a>00013 <span class="comment"> *</span>
<a name="l00014"></a>00014 <span class="comment"> *</span>
<a name="l00015"></a>00015 <span class="comment"> **********************************************************************/</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#ifndef GEOS_NODING_FASTSEGMENTSETINTERSECTIONFINDER_H</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_NODING_FASTSEGMENTSETINTERSECTIONFINDER_H</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include <geos/noding/SegmentString.h></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <geos/noding/MCIndexSegmentSetMutualIntersector.h></span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="comment">//forward declarations</span>
<a name="l00025"></a>00025 <span class="keyword">namespace </span>geos {
<a name="l00026"></a>00026 <span class="keyword">namespace </span>noding {
<a name="l00027"></a>00027 <span class="keyword">class </span>SegmentIntersectionDetector;
<a name="l00028"></a>00028 <span class="keyword">class </span>SegmentSetMutualIntersector;
<a name="l00029"></a>00029 <span class="comment">//class MCIndexSegmentSetMutualIntersector : public SegmentSetMutualIntersector;</span>
<a name="l00030"></a>00030 }
<a name="l00031"></a>00031 }
<a name="l00032"></a>00032
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keyword">namespace </span>geos {
<a name="l00035"></a>00035 <span class="keyword">namespace </span>noding { <span class="comment">// geos::noding</span>
<a name="l00036"></a>00036
<a name="l00046"></a><a class="code" href="classgeos_1_1noding_1_1FastSegmentSetIntersectionFinder.html">00046</a> <span class="keyword">class </span><a class="code" href="classgeos_1_1noding_1_1FastSegmentSetIntersectionFinder.html" title="Finds if two sets of SegmentStringss intersect.">FastSegmentSetIntersectionFinder</a>
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048 <span class="keyword">private</span>:
<a name="l00049"></a>00049 <a class="code" href="classgeos_1_1noding_1_1MCIndexSegmentSetMutualIntersector.html" title="Intersects two sets of SegmentStrings using a index based on MonotoneChains and a SpatialIndex...">MCIndexSegmentSetMutualIntersector</a> * segSetMutInt;
<a name="l00050"></a>00050 <a class="code" href="classgeos_1_1algorithm_1_1LineIntersector.html" title="A LineIntersector is an algorithm that can both test whether two line segments intersect and compute ...">geos::algorithm::LineIntersector</a> * lineIntersector;
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">protected</span>:
<a name="l00053"></a>00053 <span class="keyword">public</span>:
<a name="l00054"></a>00054 <a class="code" href="classgeos_1_1noding_1_1FastSegmentSetIntersectionFinder.html" title="Finds if two sets of SegmentStringss intersect.">FastSegmentSetIntersectionFinder</a>( SegmentString::ConstVect * baseSegStrings);
<a name="l00055"></a>00055
<a name="l00056"></a>00056 ~<a class="code" href="classgeos_1_1noding_1_1FastSegmentSetIntersectionFinder.html" title="Finds if two sets of SegmentStringss intersect.">FastSegmentSetIntersectionFinder</a>();
<a name="l00057"></a>00057
<a name="l00064"></a><a class="code" href="classgeos_1_1noding_1_1FastSegmentSetIntersectionFinder.html#a46a744137ddc4469d5f08380f4aa2954">00064</a> <a class="code" href="classgeos_1_1noding_1_1SegmentSetMutualIntersector.html" title="An intersector for the red-blue intersection problem.">SegmentSetMutualIntersector</a> * <a class="code" href="classgeos_1_1noding_1_1FastSegmentSetIntersectionFinder.html#a46a744137ddc4469d5f08380f4aa2954">getSegmentSetIntersector</a>()
<a name="l00065"></a>00065 {
<a name="l00066"></a>00066 <span class="keywordflow">return</span> segSetMutInt;
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keywordtype">bool</span> intersects( SegmentString::ConstVect * segStrings);
<a name="l00070"></a>00070 <span class="keywordtype">bool</span> intersects( SegmentString::ConstVect * segStrings, <a class="code" href="classgeos_1_1noding_1_1SegmentIntersectionDetector.html" title="Detects and records an intersection between two SegmentStrings, if one exists.">SegmentIntersectionDetector</a> * intDetector);
<a name="l00071"></a>00071
<a name="l00072"></a>00072 };
<a name="l00073"></a>00073
<a name="l00074"></a>00074 } <span class="comment">// geos::noding</span>
<a name="l00075"></a>00075 } <span class="comment">// geos</span>
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="preprocessor">#endif // GEOS_NODING_FASTSEGMENTSETINTERSECTIONFINDER_H</span>
<a name="l00078"></a>00078 <span class="preprocessor"></span><span class="comment">/**********************************************************************</span>
<a name="l00079"></a>00079 <span class="comment"> * $Log$</span>
<a name="l00080"></a>00080 <span class="comment"> **********************************************************************/</span>
<a name="l00081"></a>00081
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