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<h1>MCIndexSnapRounder.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: MCIndexSnapRounder.h 2777 2009-12-03 19:41:15Z 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 <span class="comment"> * Last port: noding/snapround/MCIndexSnapRounder.java rev. 1.3 (JTS-1.9)</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> **********************************************************************/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#ifndef GEOS_NODING_SNAPROUND_MCINDEXSNAPROUNDER_H</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_NODING_SNAPROUND_MCINDEXSNAPROUNDER_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include <vector></span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include <geos/inline.h></span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#include <geos/noding/Noder.h></span> <span class="comment">// for inheritance</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <geos/algorithm/LineIntersector.h></span> <span class="comment">// for composition</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <geos/geom/Coordinate.h></span> <span class="comment">// for use in vector</span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="comment">// Forward declarations</span>
<a name="l00034"></a>00034 <span class="keyword">namespace </span>geos {
<a name="l00035"></a>00035 <span class="keyword">namespace </span>geom {
<a name="l00036"></a>00036 <span class="keyword">class </span>PrecisionModel;
<a name="l00037"></a>00037 }
<a name="l00038"></a>00038 <span class="keyword">namespace </span>algorithm {
<a name="l00039"></a>00039 <span class="keyword">class </span>LineIntersector;
<a name="l00040"></a>00040 }
<a name="l00041"></a>00041 <span class="keyword">namespace </span>noding {
<a name="l00042"></a>00042 <span class="keyword">class </span>SegmentString;
<a name="l00043"></a>00043 <span class="keyword">class </span>NodedSegmentString;
<a name="l00044"></a>00044 <span class="keyword">class </span>MCIndexNoder;
<a name="l00045"></a>00045 <span class="keyword">namespace </span>snapround {
<a name="l00046"></a>00046 <span class="comment">//class HotPixel;</span>
<a name="l00047"></a>00047 <span class="keyword">class </span>MCIndexPointSnapper;
<a name="l00048"></a>00048 }
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">namespace </span>geos {
<a name="l00053"></a>00053 <span class="keyword">namespace </span>noding { <span class="comment">// geos::noding</span>
<a name="l00054"></a>00054 <span class="keyword">namespace </span>snapround { <span class="comment">// geos::noding::snapround</span>
<a name="l00055"></a>00055
<a name="l00056"></a>00056
<a name="l00077"></a><a class="code" href="classgeos_1_1noding_1_1snapround_1_1MCIndexSnapRounder.html">00077</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1noding_1_1snapround_1_1MCIndexSnapRounder.html" title="Uses Snap Rounding to compute a rounded, fully noded arrangement from a set of SegmentString.">MCIndexSnapRounder</a>: <span class="keyword">public</span> <a class="code" href="classgeos_1_1noding_1_1Noder.html" title="Computes all intersections between segments in a set of SegmentString.">Noder</a> { <span class="comment">// implments Noder</span>
<a name="l00078"></a>00078
<a name="l00079"></a>00079 <span class="keyword">public</span>:
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <a class="code" href="classgeos_1_1noding_1_1snapround_1_1MCIndexSnapRounder.html" title="Uses Snap Rounding to compute a rounded, fully noded arrangement from a set of SegmentString.">MCIndexSnapRounder</a>(<a class="code" href="classgeos_1_1geom_1_1PrecisionModel.html" title="Specifies the precision model of the Coordinate in a Geometry.">geom::PrecisionModel</a>& nPm);
<a name="l00082"></a>00082
<a name="l00083"></a>00083 std::vector<SegmentString*>* getNodedSubstrings() <span class="keyword">const</span>;
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <span class="keywordtype">void</span> computeNodes(std::vector<SegmentString*>* segStrings);
<a name="l00086"></a>00086
<a name="l00095"></a>00095 <span class="keywordtype">void</span> computeVertexSnaps(std::vector<SegmentString*>& edges);
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keyword">private</span>:
<a name="l00098"></a>00098
<a name="l00100"></a>00100 <a class="code" href="classgeos_1_1geom_1_1PrecisionModel.html" title="Specifies the precision model of the Coordinate in a Geometry.">geom::PrecisionModel</a>& pm;
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <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 ...">algorithm::LineIntersector</a> li;
<a name="l00103"></a>00103
<a name="l00104"></a>00104 <span class="keywordtype">double</span> scaleFactor;
<a name="l00105"></a>00105
<a name="l00106"></a>00106 std::vector<SegmentString*>* nodedSegStrings;
<a name="l00107"></a>00107
<a name="l00108"></a>00108 std::auto_ptr<MCIndexPointSnapper> pointSnapper;
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <span class="keywordtype">void</span> snapRound(<a class="code" href="classgeos_1_1noding_1_1MCIndexNoder.html" title="Nodes a set of SegmentString using a index based on index::chain::MonotoneChain and a index::SpatialI...">MCIndexNoder</a>& noder, std::vector<SegmentString*>* segStrings);
<a name="l00111"></a>00111
<a name="l00112"></a>00112
<a name="l00120"></a>00120 <span class="keywordtype">void</span> findInteriorIntersections(<a class="code" href="classgeos_1_1noding_1_1MCIndexNoder.html" title="Nodes a set of SegmentString using a index based on index::chain::MonotoneChain and a index::SpatialI...">MCIndexNoder</a>& noder,
<a name="l00121"></a>00121 std::vector<SegmentString*>* segStrings,
<a name="l00122"></a>00122 std::vector<geom::Coordinate>& intersections);
<a name="l00123"></a>00123
<a name="l00128"></a>00128 <span class="keywordtype">void</span> computeIntersectionSnaps(std::vector<geom::Coordinate>& snapPts);
<a name="l00129"></a>00129
<a name="l00134"></a>00134 <span class="keywordtype">void</span> computeVertexSnaps(<a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html" title="Represents a list of contiguous line segments, and supports noding the segments.">NodedSegmentString</a>* e);
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keywordtype">void</span> checkCorrectness(std::vector<SegmentString*>& inputSegmentStrings);
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <span class="comment">// Declare type as noncopyable</span>
<a name="l00139"></a>00139 <a class="code" href="classgeos_1_1noding_1_1snapround_1_1MCIndexSnapRounder.html" title="Uses Snap Rounding to compute a rounded, fully noded arrangement from a set of SegmentString.">MCIndexSnapRounder</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1snapround_1_1MCIndexSnapRounder.html" title="Uses Snap Rounding to compute a rounded, fully noded arrangement from a set of SegmentString.">MCIndexSnapRounder</a>& other);
<a name="l00140"></a>00140 <a class="code" href="classgeos_1_1noding_1_1snapround_1_1MCIndexSnapRounder.html" title="Uses Snap Rounding to compute a rounded, fully noded arrangement from a set of SegmentString.">MCIndexSnapRounder</a>& operator=(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1snapround_1_1MCIndexSnapRounder.html" title="Uses Snap Rounding to compute a rounded, fully noded arrangement from a set of SegmentString.">MCIndexSnapRounder</a>& rhs);
<a name="l00141"></a>00141 };
<a name="l00142"></a>00142
<a name="l00143"></a>00143
<a name="l00144"></a>00144 } <span class="comment">// namespace geos::noding::snapround</span>
<a name="l00145"></a>00145 } <span class="comment">// namespace geos::noding</span>
<a name="l00146"></a>00146 } <span class="comment">// namespace geos</span>
<a name="l00147"></a>00147
<a name="l00148"></a>00148 <span class="preprocessor">#ifdef GEOS_INLINE</span>
<a name="l00149"></a>00149 <span class="preprocessor"></span><span class="preprocessor"># include <geos/noding/snapround/MCIndexSnapRounder.inl></span>
<a name="l00150"></a>00150 <span class="preprocessor">#endif</span>
<a name="l00151"></a>00151 <span class="preprocessor"></span>
<a name="l00152"></a>00152 <span class="preprocessor">#endif // GEOS_NODING_SNAPROUND_MCINDEXSNAPROUNDER_H</span>
<a name="l00153"></a>00153 <span class="preprocessor"></span>
<a name="l00154"></a>00154 <span class="comment">/**********************************************************************</span>
<a name="l00155"></a>00155 <span class="comment"> * $Log$</span>
<a name="l00156"></a>00156 <span class="comment"> * Revision 1.2 2006/03/24 09:52:41 strk</span>
<a name="l00157"></a>00157 <span class="comment"> * USE_INLINE => GEOS_INLINE</span>
<a name="l00158"></a>00158 <span class="comment"> *</span>
<a name="l00159"></a>00159 <span class="comment"> * Revision 1.1 2006/03/14 12:55:56 strk</span>
<a name="l00160"></a>00160 <span class="comment"> * Headers split: geomgraphindex.h, nodingSnapround.h</span>
<a name="l00161"></a>00161 <span class="comment"> *</span>
<a name="l00162"></a>00162 <span class="comment"> **********************************************************************/</span>
<a name="l00163"></a>00163
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