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<h1>geos_c.h</h1> </div>
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<div class="contents">
<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/************************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> *</span>
<a name="l00003"></a>00003 <span class="comment"> * $Id: geos_c.h.in 2830 2009-12-14 19:21:40Z pramsey $</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * C-Wrapper for GEOS library</span>
<a name="l00006"></a>00006 <span class="comment"> *</span>
<a name="l00007"></a>00007 <span class="comment"> * Copyright (C) 2005 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"> * Author: Sandro Santilli <strk@refractions.net></span>
<a name="l00015"></a>00015 <span class="comment"> *</span>
<a name="l00016"></a>00016 <span class="comment"> ***********************************************************************</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> * GENERAL NOTES:</span>
<a name="l00019"></a>00019 <span class="comment"> *</span>
<a name="l00020"></a>00020 <span class="comment"> * - Remember to call initGEOS() before any use of this library's</span>
<a name="l00021"></a>00021 <span class="comment"> * functions, and call finishGEOS() when done.</span>
<a name="l00022"></a>00022 <span class="comment"> *</span>
<a name="l00023"></a>00023 <span class="comment"> * - Currently you have to explicitly GEOSGeom_destroy() all</span>
<a name="l00024"></a>00024 <span class="comment"> * GEOSGeom objects to avoid memory leaks, and to GEOSFree()</span>
<a name="l00025"></a>00025 <span class="comment"> * all returned char * (unless const). </span>
<a name="l00026"></a>00026 <span class="comment"> *</span>
<a name="l00027"></a>00027 <span class="comment"> ***********************************************************************/</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#ifndef GEOS_C_H_INCLUDED</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_C_H_INCLUDED</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span>
<a name="l00032"></a>00032 <span class="preprocessor">#ifndef __cplusplus</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span><span class="preprocessor"># include <stddef.h></span> <span class="comment">/* for size_t definition */</span>
<a name="l00034"></a>00034 <span class="preprocessor">#else</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor"># include <cstddef></span>
<a name="l00036"></a>00036 <span class="keyword">using</span> std::size_t;
<a name="l00037"></a>00037 <span class="preprocessor">#endif</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span>
<a name="l00039"></a>00039 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00041"></a>00041 <span class="preprocessor">#endif</span>
<a name="l00042"></a>00042 <span class="preprocessor"></span>
<a name="l00043"></a>00043 <span class="comment">/************************************************************************</span>
<a name="l00044"></a>00044 <span class="comment"> *</span>
<a name="l00045"></a>00045 <span class="comment"> * Version</span>
<a name="l00046"></a>00046 <span class="comment"> *</span>
<a name="l00047"></a>00047 <span class="comment"> ***********************************************************************/</span>
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="comment">/*</span>
<a name="l00050"></a>00050 <span class="comment"> * Following 'ifdef' hack fixes problem with generating geos_c.h on Windows,</span>
<a name="l00051"></a>00051 <span class="comment"> * when building with Visual C++ compiler.</span>
<a name="l00052"></a>00052 <span class="comment"> *</span>
<a name="l00053"></a>00053 <span class="comment"> */</span>
<a name="l00054"></a>00054 <span class="preprocessor">#if defined(_MSC_VER)</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span><span class="preprocessor">#include <geos/version.h></span>
<a name="l00056"></a>00056 <span class="preprocessor">#define GEOS_CAPI_VERSION_MAJOR 1</span>
<a name="l00057"></a>00057 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_CAPI_VERSION_MINOR 6</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_CAPI_VERSION_PATCH 1</span>
<a name="l00059"></a>00059 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_CAPI_VERSION "3.2.1-CAPI-1.6.1"</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span><span class="preprocessor">#ifndef GEOS_VERSION_MAJOR</span>
<a name="l00062"></a>00062 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_VERSION_MAJOR 3</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00064"></a>00064 <span class="preprocessor"></span><span class="preprocessor">#ifndef GEOS_VERSION_MINOR</span>
<a name="l00065"></a>00065 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_VERSION_MINOR 2</span>
<a name="l00066"></a>00066 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00067"></a>00067 <span class="preprocessor"></span><span class="preprocessor">#ifndef GEOS_VERSION_PATCH</span>
<a name="l00068"></a>00068 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_VERSION_PATCH 1</span>
<a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor">#ifndef GEOS_VERSION</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_VERSION "3.2.1"</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span><span class="preprocessor">#ifndef GEOS_JTS_PORT</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_JTS_PORT "1.10.0"</span>
<a name="l00075"></a>00075 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00076"></a>00076 <span class="preprocessor"></span>
<a name="l00077"></a>00077 <span class="preprocessor">#define GEOS_CAPI_VERSION_MAJOR 1</span>
<a name="l00078"></a>00078 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_CAPI_VERSION_MINOR 6</span>
<a name="l00079"></a>00079 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_CAPI_VERSION_PATCH 1</span>
<a name="l00080"></a>00080 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_CAPI_VERSION "3.2.1-CAPI-1.6.1"</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span>
<a name="l00083"></a>00083 <span class="preprocessor">#define GEOS_CAPI_FIRST_INTERFACE GEOS_CAPI_VERSION_MAJOR </span>
<a name="l00084"></a>00084 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_CAPI_LAST_INTERFACE (GEOS_CAPI_VERSION_MAJOR+GEOS_CAPI_VERSION_MINOR)</span>
<a name="l00085"></a>00085 <span class="preprocessor"></span>
<a name="l00086"></a>00086 <span class="comment">/************************************************************************</span>
<a name="l00087"></a>00087 <span class="comment"> *</span>
<a name="l00088"></a>00088 <span class="comment"> * (Abstract) type definitions</span>
<a name="l00089"></a>00089 <span class="comment"> *</span>
<a name="l00090"></a>00090 <span class="comment"> ************************************************************************/</span>
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="keyword">typedef</span> void (*GEOSMessageHandler)(<span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...);
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="comment">/* When we're included by geos_c.cpp, those are #defined to the original</span>
<a name="l00095"></a>00095 <span class="comment"> * JTS definitions via preprocessor. We don't touch them to allow the</span>
<a name="l00096"></a>00096 <span class="comment"> * compiler to cross-check the declarations. However, for all "normal" </span>
<a name="l00097"></a>00097 <span class="comment"> * C-API users, we need to define them as "opaque" struct pointers, as </span>
<a name="l00098"></a>00098 <span class="comment"> * those clients don't have access to the original C++ headers, by design.</span>
<a name="l00099"></a>00099 <span class="comment"> */</span>
<a name="l00100"></a>00100 <span class="preprocessor">#ifndef GEOSGeometry</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSGeom_t GEOSGeometry;
<a name="l00102"></a>00102 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSPrepGeom_t GEOSPreparedGeometry;
<a name="l00103"></a>00103 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSCoordSeq_t GEOSCoordSequence;
<a name="l00104"></a>00104 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSSTRtree_t GEOSSTRtree;
<a name="l00105"></a>00105 <span class="preprocessor">#endif</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span>
<a name="l00107"></a>00107 <span class="comment">/* Those are compatibility definitions for source compatibility</span>
<a name="l00108"></a>00108 <span class="comment"> * with GEOS 2.X clients relying on that type.</span>
<a name="l00109"></a>00109 <span class="comment"> */</span>
<a name="l00110"></a>00110 <span class="keyword">typedef</span> GEOSGeometry* GEOSGeom;
<a name="l00111"></a>00111 <span class="keyword">typedef</span> GEOSCoordSequence* GEOSCoordSeq;
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="comment">/* Supported geometry types</span>
<a name="l00114"></a>00114 <span class="comment"> * This was renamed from GEOSGeomTypeId in GEOS 2.2.X, which might</span>
<a name="l00115"></a>00115 <span class="comment"> * break compatibility, this issue is still under investigation.</span>
<a name="l00116"></a>00116 <span class="comment"> */</span>
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="keyword">enum</span> GEOSGeomTypes {
<a name="l00119"></a>00119 GEOS_POINT,
<a name="l00120"></a>00120 GEOS_LINESTRING,
<a name="l00121"></a>00121 GEOS_LINEARRING,
<a name="l00122"></a>00122 GEOS_POLYGON,
<a name="l00123"></a>00123 GEOS_MULTIPOINT,
<a name="l00124"></a>00124 GEOS_MULTILINESTRING,
<a name="l00125"></a>00125 GEOS_MULTIPOLYGON,
<a name="l00126"></a>00126 <a class="code" href="namespacegeos_1_1geom.html#a98c5b0e81001a7c3fdc7a058960356d8ab48fde06301f4394c46d0fd5305be70e" title="a collection of heterogeneus geometries">GEOS_GEOMETRYCOLLECTION</a>
<a name="l00127"></a>00127 };
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <span class="comment">/* Byte oders exposed via the c api */</span>
<a name="l00130"></a>00130 <span class="keyword">enum</span> GEOSByteOrders {
<a name="l00131"></a>00131 GEOS_WKB_XDR = 0, <span class="comment">/* Big Endian */</span>
<a name="l00132"></a>00132 GEOS_WKB_NDR = 1 <span class="comment">/* Little Endian */</span>
<a name="l00133"></a>00133 };
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSContextHandle_HS *GEOSContextHandle_t;
<a name="l00136"></a>00136
<a name="l00137"></a>00137 <span class="keyword">typedef</span> void (*GEOSQueryCallback)(<span class="keywordtype">void</span> *item, <span class="keywordtype">void</span> *userdata);
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="comment">/************************************************************************</span>
<a name="l00140"></a>00140 <span class="comment"> *</span>
<a name="l00141"></a>00141 <span class="comment"> * Initialization, cleanup, version</span>
<a name="l00142"></a>00142 <span class="comment"> *</span>
<a name="l00143"></a>00143 <span class="comment"> ***********************************************************************/</span>
<a name="l00144"></a>00144
<a name="l00145"></a>00145 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL initGEOS(GEOSMessageHandler notice_function,
<a name="l00148"></a>00148 GEOSMessageHandler error_function);
<a name="l00149"></a>00149 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL finishGEOS(<span class="keywordtype">void</span>);
<a name="l00150"></a>00150
<a name="l00151"></a>00151 <span class="keyword">extern</span> GEOSContextHandle_t GEOS_DLL initGEOS_r(
<a name="l00152"></a>00152 GEOSMessageHandler notice_function,
<a name="l00153"></a>00153 GEOSMessageHandler error_function);
<a name="l00154"></a>00154 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL finishGEOS_r(GEOSContextHandle_t handle);
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="keyword">extern</span> <span class="keyword">const</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSversion();
<a name="l00157"></a>00157
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="comment">/************************************************************************</span>
<a name="l00160"></a>00160 <span class="comment"> *</span>
<a name="l00161"></a>00161 <span class="comment"> * NOTE - These functions are DEPRECATED. Please use the new Reader and</span>
<a name="l00162"></a>00162 <span class="comment"> * writer APIS!</span>
<a name="l00163"></a>00163 <span class="comment"> *</span>
<a name="l00164"></a>00164 <span class="comment"> ***********************************************************************/</span>
<a name="l00165"></a>00165
<a name="l00166"></a>00166 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeomFromWKT(<span class="keyword">const</span> <span class="keywordtype">char</span> *wkt);
<a name="l00167"></a>00167 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomToWKT(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00168"></a>00168
<a name="l00169"></a>00169 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeomFromWKT_r(GEOSContextHandle_t handle,
<a name="l00170"></a>00170 <span class="keyword">const</span> <span class="keywordtype">char</span> *wkt);
<a name="l00171"></a>00171 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomToWKT_r(GEOSContextHandle_t handle,
<a name="l00172"></a>00172 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00173"></a>00173
<a name="l00174"></a>00174 <span class="comment">/*</span>
<a name="l00175"></a>00175 <span class="comment"> * Specify whether output WKB should be 2d or 3d.</span>
<a name="l00176"></a>00176 <span class="comment"> * Return previously set number of dimensions.</span>
<a name="l00177"></a>00177 <span class="comment"> */</span>
<a name="l00178"></a>00178 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_getWKBOutputDims();
<a name="l00179"></a>00179 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_setWKBOutputDims(<span class="keywordtype">int</span> newDims);
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_getWKBOutputDims_r(GEOSContextHandle_t handle);
<a name="l00182"></a>00182 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_setWKBOutputDims_r(GEOSContextHandle_t handle,
<a name="l00183"></a>00183 <span class="keywordtype">int</span> newDims);
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <span class="comment">/*</span>
<a name="l00186"></a>00186 <span class="comment"> * Specify whether the WKB byte order is big or little endian. </span>
<a name="l00187"></a>00187 <span class="comment"> * The return value is the previous byte order.</span>
<a name="l00188"></a>00188 <span class="comment"> */</span>
<a name="l00189"></a>00189 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_getWKBByteOrder();
<a name="l00190"></a>00190 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_setWKBByteOrder(<span class="keywordtype">int</span> byteOrder);
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeomFromWKB_buf(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *wkb, <span class="keywordtype">size_t</span> size);
<a name="l00193"></a>00193 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomToWKB_buf(<span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">size_t</span> *size);
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeomFromHEX_buf(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *hex, <span class="keywordtype">size_t</span> size);
<a name="l00196"></a>00196 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomToHEX_buf(<span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">size_t</span> *size);
<a name="l00197"></a>00197
<a name="l00198"></a>00198 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_getWKBByteOrder_r(GEOSContextHandle_t handle);
<a name="l00199"></a>00199 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOS_setWKBByteOrder_r(GEOSContextHandle_t handle,
<a name="l00200"></a>00200 <span class="keywordtype">int</span> byteOrder);
<a name="l00201"></a>00201
<a name="l00202"></a>00202 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeomFromWKB_buf_r(GEOSContextHandle_t handle,
<a name="l00203"></a>00203 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *wkb,
<a name="l00204"></a>00204 <span class="keywordtype">size_t</span> size);
<a name="l00205"></a>00205 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomToWKB_buf_r(GEOSContextHandle_t handle,
<a name="l00206"></a>00206 <span class="keyword">const</span> GEOSGeometry* g,
<a name="l00207"></a>00207 <span class="keywordtype">size_t</span> *size);
<a name="l00208"></a>00208
<a name="l00209"></a>00209 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeomFromHEX_buf_r(GEOSContextHandle_t handle,
<a name="l00210"></a>00210 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *hex,
<a name="l00211"></a>00211 <span class="keywordtype">size_t</span> size);
<a name="l00212"></a>00212 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomToHEX_buf_r(GEOSContextHandle_t handle,
<a name="l00213"></a>00213 <span class="keyword">const</span> GEOSGeometry* g,
<a name="l00214"></a>00214 <span class="keywordtype">size_t</span> *size);
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="comment">/************************************************************************</span>
<a name="l00217"></a>00217 <span class="comment"> *</span>
<a name="l00218"></a>00218 <span class="comment"> * Coordinate Sequence functions</span>
<a name="l00219"></a>00219 <span class="comment"> *</span>
<a name="l00220"></a>00220 <span class="comment"> ***********************************************************************/</span>
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <span class="comment">/*</span>
<a name="l00223"></a>00223 <span class="comment"> * Create a Coordinate sequence with ``size'' coordinates</span>
<a name="l00224"></a>00224 <span class="comment"> * of ``dims'' dimensions.</span>
<a name="l00225"></a>00225 <span class="comment"> * Return NULL on exception.</span>
<a name="l00226"></a>00226 <span class="comment"> */</span>
<a name="l00227"></a>00227 <span class="keyword">extern</span> GEOSCoordSequence GEOS_DLL *GEOSCoordSeq_create(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> dims);
<a name="l00228"></a>00228
<a name="l00229"></a>00229 <span class="keyword">extern</span> GEOSCoordSequence GEOS_DLL *GEOSCoordSeq_create_r(
<a name="l00230"></a>00230 GEOSContextHandle_t handle,
<a name="l00231"></a>00231 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size,
<a name="l00232"></a>00232 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> dims);
<a name="l00233"></a>00233
<a name="l00234"></a>00234 <span class="comment">/*</span>
<a name="l00235"></a>00235 <span class="comment"> * Clone a Coordinate Sequence.</span>
<a name="l00236"></a>00236 <span class="comment"> * Return NULL on exception.</span>
<a name="l00237"></a>00237 <span class="comment"> */</span>
<a name="l00238"></a>00238 <span class="keyword">extern</span> GEOSCoordSequence GEOS_DLL *GEOSCoordSeq_clone(<span class="keyword">const</span> GEOSCoordSequence* s);
<a name="l00239"></a>00239
<a name="l00240"></a>00240 <span class="keyword">extern</span> GEOSCoordSequence GEOS_DLL *GEOSCoordSeq_clone_r(
<a name="l00241"></a>00241 GEOSContextHandle_t handle,
<a name="l00242"></a>00242 <span class="keyword">const</span> GEOSCoordSequence* s);
<a name="l00243"></a>00243
<a name="l00244"></a>00244 <span class="comment">/*</span>
<a name="l00245"></a>00245 <span class="comment"> * Destroy a Coordinate Sequence.</span>
<a name="l00246"></a>00246 <span class="comment"> */</span>
<a name="l00247"></a>00247 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSCoordSeq_destroy(GEOSCoordSequence* s);
<a name="l00248"></a>00248
<a name="l00249"></a>00249 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSCoordSeq_destroy_r(GEOSContextHandle_t handle,
<a name="l00250"></a>00250 GEOSCoordSequence* s);
<a name="l00251"></a>00251
<a name="l00252"></a>00252 <span class="comment">/*</span>
<a name="l00253"></a>00253 <span class="comment"> * Set ordinate values in a Coordinate Sequence.</span>
<a name="l00254"></a>00254 <span class="comment"> * Return 0 on exception.</span>
<a name="l00255"></a>00255 <span class="comment"> */</span>
<a name="l00256"></a>00256 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setX(GEOSCoordSequence* s,
<a name="l00257"></a>00257 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> val);
<a name="l00258"></a>00258 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setY(GEOSCoordSequence* s,
<a name="l00259"></a>00259 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> val);
<a name="l00260"></a>00260 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setZ(GEOSCoordSequence* s,
<a name="l00261"></a>00261 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> val);
<a name="l00262"></a>00262 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setOrdinate(GEOSCoordSequence* s,
<a name="l00263"></a>00263 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> dim, <span class="keywordtype">double</span> val);
<a name="l00264"></a>00264
<a name="l00265"></a>00265 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setX_r(GEOSContextHandle_t handle,
<a name="l00266"></a>00266 GEOSCoordSequence* s, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx,
<a name="l00267"></a>00267 <span class="keywordtype">double</span> val);
<a name="l00268"></a>00268 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setY_r(GEOSContextHandle_t handle,
<a name="l00269"></a>00269 GEOSCoordSequence* s, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx,
<a name="l00270"></a>00270 <span class="keywordtype">double</span> val);
<a name="l00271"></a>00271 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setZ_r(GEOSContextHandle_t handle,
<a name="l00272"></a>00272 GEOSCoordSequence* s, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx,
<a name="l00273"></a>00273 <span class="keywordtype">double</span> val);
<a name="l00274"></a>00274 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_setOrdinate_r(GEOSContextHandle_t handle,
<a name="l00275"></a>00275 GEOSCoordSequence* s,
<a name="l00276"></a>00276 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx,
<a name="l00277"></a>00277 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> dim, <span class="keywordtype">double</span> val);
<a name="l00278"></a>00278
<a name="l00279"></a>00279 <span class="comment">/*</span>
<a name="l00280"></a>00280 <span class="comment"> * Get ordinate values from a Coordinate Sequence.</span>
<a name="l00281"></a>00281 <span class="comment"> * Return 0 on exception.</span>
<a name="l00282"></a>00282 <span class="comment"> */</span>
<a name="l00283"></a>00283 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getX(<span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00284"></a>00284 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> *val);
<a name="l00285"></a>00285 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getY(<span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00286"></a>00286 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> *val);
<a name="l00287"></a>00287 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getZ(<span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00288"></a>00288 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> *val);
<a name="l00289"></a>00289 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getOrdinate(<span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00290"></a>00290 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> dim, <span class="keywordtype">double</span> *val);
<a name="l00291"></a>00291
<a name="l00292"></a>00292 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getX_r(GEOSContextHandle_t handle,
<a name="l00293"></a>00293 <span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00294"></a>00294 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> *val);
<a name="l00295"></a>00295 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getY_r(GEOSContextHandle_t handle,
<a name="l00296"></a>00296 <span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00297"></a>00297 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> *val);
<a name="l00298"></a>00298 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getZ_r(GEOSContextHandle_t handle,
<a name="l00299"></a>00299 <span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00300"></a>00300 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> *val);
<a name="l00301"></a>00301 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getOrdinate_r(GEOSContextHandle_t handle,
<a name="l00302"></a>00302 <span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00303"></a>00303 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> idx,
<a name="l00304"></a>00304 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> dim, <span class="keywordtype">double</span> *val);
<a name="l00305"></a>00305 <span class="comment">/*</span>
<a name="l00306"></a>00306 <span class="comment"> * Get size and dimensions info from a Coordinate Sequence.</span>
<a name="l00307"></a>00307 <span class="comment"> * Return 0 on exception.</span>
<a name="l00308"></a>00308 <span class="comment"> */</span>
<a name="l00309"></a>00309 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getSize(<span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00310"></a>00310 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *size);
<a name="l00311"></a>00311 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getDimensions(<span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00312"></a>00312 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *dims);
<a name="l00313"></a>00313
<a name="l00314"></a>00314 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getSize_r(GEOSContextHandle_t handle,
<a name="l00315"></a>00315 <span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00316"></a>00316 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *size);
<a name="l00317"></a>00317 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSCoordSeq_getDimensions_r(GEOSContextHandle_t handle,
<a name="l00318"></a>00318 <span class="keyword">const</span> GEOSCoordSequence* s,
<a name="l00319"></a>00319 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *dims);
<a name="l00320"></a>00320
<a name="l00321"></a>00321 <span class="comment">/************************************************************************</span>
<a name="l00322"></a>00322 <span class="comment"> *</span>
<a name="l00323"></a>00323 <span class="comment"> * Linearref functions -- there are more, but these two are probably</span>
<a name="l00324"></a>00324 <span class="comment"> * sufficient for most purposes</span>
<a name="l00325"></a>00325 <span class="comment"> *</span>
<a name="l00326"></a>00326 <span class="comment"> ***********************************************************************/</span>
<a name="l00327"></a>00327
<a name="l00328"></a>00328 <span class="comment">/* </span>
<a name="l00329"></a>00329 <span class="comment"> * GEOSGeometry ownership is retained by caller</span>
<a name="l00330"></a>00330 <span class="comment"> */</span>
<a name="l00331"></a>00331
<a name="l00332"></a>00332
<a name="l00333"></a>00333 <span class="keyword">extern</span> <span class="keywordtype">double</span> GEOS_DLL GEOSProject(<span class="keyword">const</span> GEOSGeometry *g,
<a name="l00334"></a>00334 <span class="keyword">const</span> GEOSGeometry* p);
<a name="l00335"></a>00335 <span class="keyword">extern</span> <span class="keywordtype">double</span> GEOS_DLL GEOSProject_r(GEOSContextHandle_t handle,
<a name="l00336"></a>00336 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00337"></a>00337 <span class="keyword">const</span> GEOSGeometry *p);
<a name="l00338"></a>00338
<a name="l00339"></a>00339 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSInterpolate(<span class="keyword">const</span> GEOSGeometry *g,
<a name="l00340"></a>00340 <span class="keywordtype">double</span> d);
<a name="l00341"></a>00341 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSInterpolate_r(GEOSContextHandle_t handle,
<a name="l00342"></a>00342 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00343"></a>00343 <span class="keywordtype">double</span> d);
<a name="l00344"></a>00344
<a name="l00345"></a>00345 <span class="keyword">extern</span> <span class="keywordtype">double</span> GEOS_DLL GEOSProjectNormalized(<span class="keyword">const</span> GEOSGeometry *g,
<a name="l00346"></a>00346 <span class="keyword">const</span> GEOSGeometry* p);
<a name="l00347"></a>00347 <span class="keyword">extern</span> <span class="keywordtype">double</span> GEOS_DLL GEOSProjectNormalized_r(GEOSContextHandle_t handle,
<a name="l00348"></a>00348 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00349"></a>00349 <span class="keyword">const</span> GEOSGeometry *p);
<a name="l00350"></a>00350
<a name="l00351"></a>00351 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSInterpolateNormalized(<span class="keyword">const</span> GEOSGeometry *g,
<a name="l00352"></a>00352 <span class="keywordtype">double</span> d);
<a name="l00353"></a>00353 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSInterpolateNormalized_r(
<a name="l00354"></a>00354 GEOSContextHandle_t handle,
<a name="l00355"></a>00355 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00356"></a>00356 <span class="keywordtype">double</span> d);
<a name="l00357"></a>00357
<a name="l00358"></a>00358 <span class="comment">/************************************************************************</span>
<a name="l00359"></a>00359 <span class="comment"> *</span>
<a name="l00360"></a>00360 <span class="comment"> * Buffer related functions</span>
<a name="l00361"></a>00361 <span class="comment"> *</span>
<a name="l00362"></a>00362 <span class="comment"> ***********************************************************************/</span>
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="keyword">enum</span> GEOSBufCapStyles {
<a name="l00365"></a>00365 GEOSBUF_CAP_ROUND=1,
<a name="l00366"></a>00366 GEOSBUF_CAP_FLAT=2,
<a name="l00367"></a>00367 GEOSBUF_CAP_SQUARE=3
<a name="l00368"></a>00368 };
<a name="l00369"></a>00369
<a name="l00370"></a>00370 <span class="keyword">enum</span> GEOSBufJoinStyles {
<a name="l00371"></a>00371 GEOSBUF_JOIN_ROUND=1,
<a name="l00372"></a>00372 GEOSBUF_JOIN_MITRE=2,
<a name="l00373"></a>00373 GEOSBUF_JOIN_BEVEL=3
<a name="l00374"></a>00374 };
<a name="l00375"></a>00375
<a name="l00376"></a>00376 <span class="comment">/* These functions return NULL on exception. */</span>
<a name="l00377"></a>00377 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSBuffer(<span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00378"></a>00378 <span class="keywordtype">double</span> width, <span class="keywordtype">int</span> quadsegs);
<a name="l00379"></a>00379 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSBuffer_r(GEOSContextHandle_t handle,
<a name="l00380"></a>00380 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00381"></a>00381 <span class="keywordtype">double</span> width, <span class="keywordtype">int</span> quadsegs);
<a name="l00382"></a>00382
<a name="l00383"></a>00383 <span class="comment">/* These functions return NULL on exception. */</span>
<a name="l00384"></a>00384 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSBufferWithStyle(<span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00385"></a>00385 <span class="keywordtype">double</span> width, <span class="keywordtype">int</span> quadsegs, <span class="keywordtype">int</span> endCapStyle, <span class="keywordtype">int</span> joinStyle,
<a name="l00386"></a>00386 <span class="keywordtype">double</span> mitreLimit);
<a name="l00387"></a>00387 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSBufferWithStyle_r(GEOSContextHandle_t handle,
<a name="l00388"></a>00388 <span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> width, <span class="keywordtype">int</span> quadsegs, <span class="keywordtype">int</span> endCapStyle,
<a name="l00389"></a>00389 <span class="keywordtype">int</span> joinStyle, <span class="keywordtype">double</span> mitreLimit);
<a name="l00390"></a>00390
<a name="l00391"></a>00391 <span class="comment">/* These functions return NULL on exception. Only LINESTRINGs are accepted. */</span>
<a name="l00392"></a>00392 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSSingleSidedBuffer(<span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00393"></a>00393 <span class="keywordtype">double</span> width, <span class="keywordtype">int</span> quadsegs, <span class="keywordtype">int</span> joinStyle, <span class="keywordtype">double</span> mitreLimit,
<a name="l00394"></a>00394 <span class="keywordtype">int</span> leftSide);
<a name="l00395"></a>00395 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSSingleSidedBuffer_r(
<a name="l00396"></a>00396 GEOSContextHandle_t handle,
<a name="l00397"></a>00397 <span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> width, <span class="keywordtype">int</span> quadsegs,
<a name="l00398"></a>00398 <span class="keywordtype">int</span> joinStyle, <span class="keywordtype">double</span> mitreLimit, <span class="keywordtype">int</span> leftSide);
<a name="l00399"></a>00399
<a name="l00400"></a>00400
<a name="l00401"></a>00401 <span class="comment">/************************************************************************</span>
<a name="l00402"></a>00402 <span class="comment"> *</span>
<a name="l00403"></a>00403 <span class="comment"> * Geometry Constructors.</span>
<a name="l00404"></a>00404 <span class="comment"> * GEOSCoordSequence* arguments will become ownership of the returned object.</span>
<a name="l00405"></a>00405 <span class="comment"> * All functions return NULL on exception.</span>
<a name="l00406"></a>00406 <span class="comment"> *</span>
<a name="l00407"></a>00407 <span class="comment"> ***********************************************************************/</span>
<a name="l00408"></a>00408
<a name="l00409"></a>00409 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createPoint(GEOSCoordSequence* s);
<a name="l00410"></a>00410 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createLinearRing(GEOSCoordSequence* s);
<a name="l00411"></a>00411 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createLineString(GEOSCoordSequence* s);
<a name="l00412"></a>00412
<a name="l00413"></a>00413 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createPoint_r(
<a name="l00414"></a>00414 GEOSContextHandle_t handle,
<a name="l00415"></a>00415 GEOSCoordSequence* s);
<a name="l00416"></a>00416 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createLinearRing_r(
<a name="l00417"></a>00417 GEOSContextHandle_t handle,
<a name="l00418"></a>00418 GEOSCoordSequence* s);
<a name="l00419"></a>00419 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createLineString_r(
<a name="l00420"></a>00420 GEOSContextHandle_t handle,
<a name="l00421"></a>00421 GEOSCoordSequence* s);
<a name="l00422"></a>00422
<a name="l00423"></a>00423 <span class="comment">/*</span>
<a name="l00424"></a>00424 <span class="comment"> * Second argument is an array of GEOSGeometry* objects.</span>
<a name="l00425"></a>00425 <span class="comment"> * The caller remains owner of the array, but pointed-to</span>
<a name="l00426"></a>00426 <span class="comment"> * objects become ownership of the returned GEOSGeometry.</span>
<a name="l00427"></a>00427 <span class="comment"> */</span>
<a name="l00428"></a>00428 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createPolygon(GEOSGeometry* shell,
<a name="l00429"></a>00429 GEOSGeometry** holes, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nholes);
<a name="l00430"></a>00430 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createCollection(<span class="keywordtype">int</span> type,
<a name="l00431"></a>00431 GEOSGeometry* *geoms, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ngeoms);
<a name="l00432"></a>00432
<a name="l00433"></a>00433 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createPolygon_r(
<a name="l00434"></a>00434 GEOSContextHandle_t handle,
<a name="l00435"></a>00435 GEOSGeometry* shell,
<a name="l00436"></a>00436 GEOSGeometry** holes,
<a name="l00437"></a>00437 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nholes);
<a name="l00438"></a>00438 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_createCollection_r(
<a name="l00439"></a>00439 GEOSContextHandle_t handle, <span class="keywordtype">int</span> type,
<a name="l00440"></a>00440 GEOSGeometry* *geoms,
<a name="l00441"></a>00441 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ngeoms);
<a name="l00442"></a>00442
<a name="l00443"></a>00443 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_clone(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00444"></a>00444
<a name="l00445"></a>00445 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGeom_clone_r(GEOSContextHandle_t handle,
<a name="l00446"></a>00446 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00447"></a>00447
<a name="l00448"></a>00448 <span class="comment">/************************************************************************</span>
<a name="l00449"></a>00449 <span class="comment"> *</span>
<a name="l00450"></a>00450 <span class="comment"> * Memory management</span>
<a name="l00451"></a>00451 <span class="comment"> *</span>
<a name="l00452"></a>00452 <span class="comment"> ***********************************************************************/</span>
<a name="l00453"></a>00453
<a name="l00454"></a>00454 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSGeom_destroy(GEOSGeometry* g);
<a name="l00455"></a>00455
<a name="l00456"></a>00456 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSGeom_destroy_r(GEOSContextHandle_t handle,
<a name="l00457"></a>00457 GEOSGeometry* g);
<a name="l00458"></a>00458
<a name="l00459"></a>00459 <span class="comment">/************************************************************************</span>
<a name="l00460"></a>00460 <span class="comment"> *</span>
<a name="l00461"></a>00461 <span class="comment"> * Topology operations - return NULL on exception.</span>
<a name="l00462"></a>00462 <span class="comment"> *</span>
<a name="l00463"></a>00463 <span class="comment"> ***********************************************************************/</span>
<a name="l00464"></a>00464
<a name="l00465"></a>00465 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSEnvelope(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00466"></a>00466 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSIntersection(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00467"></a>00467 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSConvexHull(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00468"></a>00468 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSDifference(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00469"></a>00469 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSSymDifference(<span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00470"></a>00470 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00471"></a>00471 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSBoundary(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00472"></a>00472 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSUnion(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00473"></a>00473 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSUnionCascaded(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00474"></a>00474
<a name="l00475"></a>00475 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSPointOnSurface(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00476"></a>00476 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGetCentroid(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00477"></a>00477 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSRelate(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00478"></a>00478
<a name="l00479"></a>00479 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSEnvelope_r(GEOSContextHandle_t handle,
<a name="l00480"></a>00480 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00481"></a>00481 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSIntersection_r(GEOSContextHandle_t handle,
<a name="l00482"></a>00482 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00483"></a>00483 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00484"></a>00484 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSConvexHull_r(GEOSContextHandle_t handle,
<a name="l00485"></a>00485 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00486"></a>00486 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSDifference_r(GEOSContextHandle_t handle,
<a name="l00487"></a>00487 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00488"></a>00488 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00489"></a>00489 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSSymDifference_r(GEOSContextHandle_t handle,
<a name="l00490"></a>00490 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00491"></a>00491 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00492"></a>00492 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSBoundary_r(GEOSContextHandle_t handle,
<a name="l00493"></a>00493 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00494"></a>00494 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSUnion_r(GEOSContextHandle_t handle,
<a name="l00495"></a>00495 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00496"></a>00496 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00497"></a>00497 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSUnionCascaded_r(GEOSContextHandle_t handle, <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00498"></a>00498 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSPointOnSurface_r(GEOSContextHandle_t handle,
<a name="l00499"></a>00499 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00500"></a>00500 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSGetCentroid_r(GEOSContextHandle_t handle,
<a name="l00501"></a>00501 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00502"></a>00502 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSRelate_r(GEOSContextHandle_t handle,
<a name="l00503"></a>00503 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00504"></a>00504 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00505"></a>00505
<a name="l00506"></a>00506 <span class="comment">/*</span>
<a name="l00507"></a>00507 <span class="comment"> * all arguments remain ownership of the caller</span>
<a name="l00508"></a>00508 <span class="comment"> * (both Geometries and pointers)</span>
<a name="l00509"></a>00509 <span class="comment"> */</span>
<a name="l00510"></a>00510 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSPolygonize(<span class="keyword">const</span> GEOSGeometry * <span class="keyword">const</span> geoms[], <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ngeoms);
<a name="l00511"></a>00511 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSPolygonizer_getCutEdges(<span class="keyword">const</span> GEOSGeometry * <span class="keyword">const</span> geoms[], <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ngeoms);
<a name="l00512"></a>00512
<a name="l00513"></a>00513 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSLineMerge(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00514"></a>00514 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSSimplify(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> tolerance);
<a name="l00515"></a>00515 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSTopologyPreserveSimplify(<span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00516"></a>00516 <span class="keywordtype">double</span> tolerance);
<a name="l00517"></a>00517
<a name="l00518"></a>00518 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSPolygonize_r(GEOSContextHandle_t handle,
<a name="l00519"></a>00519 <span class="keyword">const</span> GEOSGeometry *<span class="keyword">const</span> geoms[],
<a name="l00520"></a>00520 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ngeoms);
<a name="l00521"></a>00521 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSPolygonizer_getCutEdges_r(
<a name="l00522"></a>00522 GEOSContextHandle_t handle,
<a name="l00523"></a>00523 <span class="keyword">const</span> GEOSGeometry * <span class="keyword">const</span> geoms[],
<a name="l00524"></a>00524 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ngeoms);
<a name="l00525"></a>00525
<a name="l00526"></a>00526 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSLineMerge_r(GEOSContextHandle_t handle,
<a name="l00527"></a>00527 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00528"></a>00528 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSSimplify_r(GEOSContextHandle_t handle,
<a name="l00529"></a>00529 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00530"></a>00530 <span class="keywordtype">double</span> tolerance);
<a name="l00531"></a>00531 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSTopologyPreserveSimplify_r(
<a name="l00532"></a>00532 GEOSContextHandle_t handle,
<a name="l00533"></a>00533 <span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> tolerance);
<a name="l00534"></a>00534
<a name="l00535"></a>00535 <span class="comment">/************************************************************************</span>
<a name="l00536"></a>00536 <span class="comment"> *</span>
<a name="l00537"></a>00537 <span class="comment"> * Binary predicates - return 2 on exception, 1 on true, 0 on false</span>
<a name="l00538"></a>00538 <span class="comment"> *</span>
<a name="l00539"></a>00539 <span class="comment"> ***********************************************************************/</span>
<a name="l00540"></a>00540
<a name="l00541"></a>00541 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSRelatePattern(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2,
<a name="l00542"></a>00542 <span class="keyword">const</span> <span class="keywordtype">char</span> *pat);
<a name="l00543"></a>00543 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSDisjoint(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00544"></a>00544 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSTouches(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00545"></a>00545 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSIntersects(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00546"></a>00546 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSCrosses(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00547"></a>00547 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSWithin(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00548"></a>00548 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSContains(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00549"></a>00549 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSOverlaps(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00550"></a>00550 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSEquals(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00551"></a>00551 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSEqualsExact(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2, <span class="keywordtype">double</span> tolerance);
<a name="l00552"></a>00552
<a name="l00553"></a>00553 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSRelatePattern_r(GEOSContextHandle_t handle,
<a name="l00554"></a>00554 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00555"></a>00555 <span class="keyword">const</span> GEOSGeometry* g2,
<a name="l00556"></a>00556 <span class="keyword">const</span> <span class="keywordtype">char</span> *pat);
<a name="l00557"></a>00557 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSDisjoint_r(GEOSContextHandle_t handle,
<a name="l00558"></a>00558 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00559"></a>00559 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00560"></a>00560 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSTouches_r(GEOSContextHandle_t handle,
<a name="l00561"></a>00561 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00562"></a>00562 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00563"></a>00563 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSIntersects_r(GEOSContextHandle_t handle,
<a name="l00564"></a>00564 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00565"></a>00565 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00566"></a>00566 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSCrosses_r(GEOSContextHandle_t handle,
<a name="l00567"></a>00567 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00568"></a>00568 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00569"></a>00569 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSWithin_r(GEOSContextHandle_t handle,
<a name="l00570"></a>00570 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00571"></a>00571 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00572"></a>00572 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSContains_r(GEOSContextHandle_t handle,
<a name="l00573"></a>00573 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00574"></a>00574 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00575"></a>00575 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSOverlaps_r(GEOSContextHandle_t handle,
<a name="l00576"></a>00576 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00577"></a>00577 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00578"></a>00578 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSEquals_r(GEOSContextHandle_t handle,
<a name="l00579"></a>00579 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00580"></a>00580 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00581"></a>00581 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSEqualsExact_r(GEOSContextHandle_t handle,
<a name="l00582"></a>00582 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00583"></a>00583 <span class="keyword">const</span> GEOSGeometry* g2,
<a name="l00584"></a>00584 <span class="keywordtype">double</span> tolerance);
<a name="l00585"></a>00585
<a name="l00586"></a>00586 <span class="comment">/************************************************************************</span>
<a name="l00587"></a>00587 <span class="comment"> *</span>
<a name="l00588"></a>00588 <span class="comment"> * Prepared Geometry Binary predicates - return 2 on exception, 1 on true, 0 on false</span>
<a name="l00589"></a>00589 <span class="comment"> *</span>
<a name="l00590"></a>00590 <span class="comment"> ***********************************************************************/</span>
<a name="l00591"></a>00591
<a name="l00592"></a>00592 <span class="comment">/* </span>
<a name="l00593"></a>00593 <span class="comment"> * GEOSGeometry ownership is retained by caller</span>
<a name="l00594"></a>00594 <span class="comment"> */</span>
<a name="l00595"></a>00595 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSPreparedGeometry GEOS_DLL *GEOSPrepare(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00596"></a>00596
<a name="l00597"></a>00597 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSPreparedGeom_destroy(<span class="keyword">const</span> GEOSPreparedGeometry* g);
<a name="l00598"></a>00598
<a name="l00599"></a>00599 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedContains(<span class="keyword">const</span> GEOSPreparedGeometry* pg1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00600"></a>00600 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedContainsProperly(<span class="keyword">const</span> GEOSPreparedGeometry* pg1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00601"></a>00601 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedCovers(<span class="keyword">const</span> GEOSPreparedGeometry* pg1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00602"></a>00602 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedIntersects(<span class="keyword">const</span> GEOSPreparedGeometry* pg1, <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00603"></a>00603
<a name="l00604"></a>00604 <span class="comment">/* </span>
<a name="l00605"></a>00605 <span class="comment"> * GEOSGeometry ownership is retained by caller</span>
<a name="l00606"></a>00606 <span class="comment"> */</span>
<a name="l00607"></a>00607 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSPreparedGeometry GEOS_DLL *GEOSPrepare_r(
<a name="l00608"></a>00608 GEOSContextHandle_t handle,
<a name="l00609"></a>00609 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00610"></a>00610
<a name="l00611"></a>00611 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSPreparedGeom_destroy_r(GEOSContextHandle_t handle,
<a name="l00612"></a>00612 <span class="keyword">const</span> GEOSPreparedGeometry* g);
<a name="l00613"></a>00613
<a name="l00614"></a>00614 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedContains_r(GEOSContextHandle_t handle,
<a name="l00615"></a>00615 <span class="keyword">const</span> GEOSPreparedGeometry* pg1,
<a name="l00616"></a>00616 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00617"></a>00617 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedContainsProperly_r(GEOSContextHandle_t handle,
<a name="l00618"></a>00618 <span class="keyword">const</span> GEOSPreparedGeometry* pg1,
<a name="l00619"></a>00619 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00620"></a>00620 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedCovers_r(GEOSContextHandle_t handle,
<a name="l00621"></a>00621 <span class="keyword">const</span> GEOSPreparedGeometry* pg1,
<a name="l00622"></a>00622 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00623"></a>00623 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSPreparedIntersects_r(GEOSContextHandle_t handle,
<a name="l00624"></a>00624 <span class="keyword">const</span> GEOSPreparedGeometry* pg1,
<a name="l00625"></a>00625 <span class="keyword">const</span> GEOSGeometry* g2);
<a name="l00626"></a>00626
<a name="l00627"></a>00627 <span class="comment">/************************************************************************</span>
<a name="l00628"></a>00628 <span class="comment"> *</span>
<a name="l00629"></a>00629 <span class="comment"> * STRtree functions</span>
<a name="l00630"></a>00630 <span class="comment"> *</span>
<a name="l00631"></a>00631 <span class="comment"> ***********************************************************************/</span>
<a name="l00632"></a>00632
<a name="l00633"></a>00633 <span class="comment">/* </span>
<a name="l00634"></a>00634 <span class="comment"> * GEOSGeometry ownership is retained by caller</span>
<a name="l00635"></a>00635 <span class="comment"> */</span>
<a name="l00636"></a>00636
<a name="l00637"></a>00637 <span class="keyword">extern</span> GEOSSTRtree GEOS_DLL *GEOSSTRtree_create(<span class="keywordtype">size_t</span> nodeCapacity);
<a name="l00638"></a>00638 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_insert(GEOSSTRtree *tree,
<a name="l00639"></a>00639 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00640"></a>00640 <span class="keywordtype">void</span> *item);
<a name="l00641"></a>00641 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_query(GEOSSTRtree *tree,
<a name="l00642"></a>00642 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00643"></a>00643 GEOSQueryCallback callback,
<a name="l00644"></a>00644 <span class="keywordtype">void</span> *userdata);
<a name="l00645"></a>00645 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_iterate(GEOSSTRtree *tree,
<a name="l00646"></a>00646 GEOSQueryCallback callback,
<a name="l00647"></a>00647 <span class="keywordtype">void</span> *userdata);
<a name="l00648"></a>00648 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSSTRtree_remove(GEOSSTRtree *tree,
<a name="l00649"></a>00649 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00650"></a>00650 <span class="keywordtype">void</span> *item);
<a name="l00651"></a>00651 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_destroy(GEOSSTRtree *tree);
<a name="l00652"></a>00652
<a name="l00653"></a>00653
<a name="l00654"></a>00654 <span class="keyword">extern</span> GEOSSTRtree GEOS_DLL *GEOSSTRtree_create_r(
<a name="l00655"></a>00655 GEOSContextHandle_t handle,
<a name="l00656"></a>00656 <span class="keywordtype">size_t</span> nodeCapacity);
<a name="l00657"></a>00657 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_insert_r(GEOSContextHandle_t handle,
<a name="l00658"></a>00658 GEOSSTRtree *tree,
<a name="l00659"></a>00659 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00660"></a>00660 <span class="keywordtype">void</span> *item);
<a name="l00661"></a>00661 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_query_r(GEOSContextHandle_t handle,
<a name="l00662"></a>00662 GEOSSTRtree *tree,
<a name="l00663"></a>00663 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00664"></a>00664 GEOSQueryCallback callback,
<a name="l00665"></a>00665 <span class="keywordtype">void</span> *userdata);
<a name="l00666"></a>00666 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_iterate_r(GEOSContextHandle_t handle,
<a name="l00667"></a>00667 GEOSSTRtree *tree,
<a name="l00668"></a>00668 GEOSQueryCallback callback,
<a name="l00669"></a>00669 <span class="keywordtype">void</span> *userdata);
<a name="l00670"></a>00670 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSSTRtree_remove_r(GEOSContextHandle_t handle,
<a name="l00671"></a>00671 GEOSSTRtree *tree,
<a name="l00672"></a>00672 <span class="keyword">const</span> GEOSGeometry *g,
<a name="l00673"></a>00673 <span class="keywordtype">void</span> *item);
<a name="l00674"></a>00674 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSTRtree_destroy_r(GEOSContextHandle_t handle,
<a name="l00675"></a>00675 GEOSSTRtree *tree);
<a name="l00676"></a>00676
<a name="l00677"></a>00677
<a name="l00678"></a>00678 <span class="comment">/************************************************************************</span>
<a name="l00679"></a>00679 <span class="comment"> *</span>
<a name="l00680"></a>00680 <span class="comment"> * Unary predicate - return 2 on exception, 1 on true, 0 on false</span>
<a name="l00681"></a>00681 <span class="comment"> *</span>
<a name="l00682"></a>00682 <span class="comment"> ***********************************************************************/</span>
<a name="l00683"></a>00683
<a name="l00684"></a>00684 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisEmpty(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00685"></a>00685 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisValid(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00686"></a>00686 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSisValidReason(<span class="keyword">const</span> GEOSGeometry *g1);
<a name="l00687"></a>00687 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisSimple(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00688"></a>00688 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisRing(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00689"></a>00689 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSHasZ(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00690"></a>00690
<a name="l00691"></a>00691 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisEmpty_r(GEOSContextHandle_t handle,
<a name="l00692"></a>00692 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00693"></a>00693 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisValid_r(GEOSContextHandle_t handle,
<a name="l00694"></a>00694 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00695"></a>00695 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSisValidReason_r(GEOSContextHandle_t handle,
<a name="l00696"></a>00696 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00697"></a>00697 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisSimple_r(GEOSContextHandle_t handle,
<a name="l00698"></a>00698 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00699"></a>00699 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSisRing_r(GEOSContextHandle_t handle,
<a name="l00700"></a>00700 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00701"></a>00701 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSHasZ_r(GEOSContextHandle_t handle,
<a name="l00702"></a>00702 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00703"></a>00703
<a name="l00704"></a>00704 <span class="comment">/************************************************************************</span>
<a name="l00705"></a>00705 <span class="comment"> *</span>
<a name="l00706"></a>00706 <span class="comment"> * Geometry info</span>
<a name="l00707"></a>00707 <span class="comment"> *</span>
<a name="l00708"></a>00708 <span class="comment"> ***********************************************************************/</span>
<a name="l00709"></a>00709
<a name="l00710"></a>00710 <span class="comment">/* Return NULL on exception, result must be freed by caller. */</span>
<a name="l00711"></a>00711 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomType(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00712"></a>00712
<a name="l00713"></a>00713 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSGeomType_r(GEOSContextHandle_t handle,
<a name="l00714"></a>00714 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00715"></a>00715
<a name="l00716"></a>00716 <span class="comment">/* Return -1 on exception */</span>
<a name="l00717"></a>00717 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGeomTypeId(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00718"></a>00718
<a name="l00719"></a>00719 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGeomTypeId_r(GEOSContextHandle_t handle,
<a name="l00720"></a>00720 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00721"></a>00721
<a name="l00722"></a>00722 <span class="comment">/* Return 0 on exception */</span>
<a name="l00723"></a>00723 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetSRID(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00724"></a>00724 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetSRID_r(GEOSContextHandle_t handle,
<a name="l00725"></a>00725 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00726"></a>00726
<a name="l00727"></a>00727 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSetSRID(GEOSGeometry* g, <span class="keywordtype">int</span> SRID);
<a name="l00728"></a>00728 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSSetSRID_r(GEOSContextHandle_t handle,
<a name="l00729"></a>00729 GEOSGeometry* g, <span class="keywordtype">int</span> SRID);
<a name="l00730"></a>00730
<a name="l00731"></a>00731 <span class="comment">/* May be called on all geometries in GEOS 3.x, returns -1 on error and 1</span>
<a name="l00732"></a>00732 <span class="comment"> * for non-multi geometries. Older GEOS versions only accept </span>
<a name="l00733"></a>00733 <span class="comment"> * GeometryCollections or Multi* geometries here, and are likely to crash</span>
<a name="l00734"></a>00734 <span class="comment"> * when feeded simple geometries, so beware if you need compatibility with</span>
<a name="l00735"></a>00735 <span class="comment"> * old GEOS versions.</span>
<a name="l00736"></a>00736 <span class="comment"> */</span>
<a name="l00737"></a>00737 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetNumGeometries(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00738"></a>00738
<a name="l00739"></a>00739 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetNumGeometries_r(GEOSContextHandle_t handle,
<a name="l00740"></a>00740 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00741"></a>00741
<a name="l00742"></a>00742 <span class="comment">/*</span>
<a name="l00743"></a>00743 <span class="comment"> * Return NULL on exception, Geometry must be a Collection.</span>
<a name="l00744"></a>00744 <span class="comment"> * Returned object is a pointer to internal storage:</span>
<a name="l00745"></a>00745 <span class="comment"> * it must NOT be destroyed directly.</span>
<a name="l00746"></a>00746 <span class="comment"> */</span>
<a name="l00747"></a>00747 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSGeometry GEOS_DLL *GEOSGetGeometryN(<span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">int</span> n);
<a name="l00748"></a>00748
<a name="l00749"></a>00749 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSGeometry GEOS_DLL *GEOSGetGeometryN_r(
<a name="l00750"></a>00750 GEOSContextHandle_t handle,
<a name="l00751"></a>00751 <span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">int</span> n);
<a name="l00752"></a>00752
<a name="l00753"></a>00753 <span class="comment">/* Return -1 on exception */</span>
<a name="l00754"></a>00754 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSNormalize(GEOSGeometry* g1);
<a name="l00755"></a>00755
<a name="l00756"></a>00756 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSNormalize_r(GEOSContextHandle_t handle,
<a name="l00757"></a>00757 GEOSGeometry* g1);
<a name="l00758"></a>00758
<a name="l00759"></a>00759 <span class="comment">/* Return -1 on exception */</span>
<a name="l00760"></a>00760 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetNumInteriorRings(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00761"></a>00761
<a name="l00762"></a>00762 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetNumInteriorRings_r(GEOSContextHandle_t handle,
<a name="l00763"></a>00763 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00764"></a>00764
<a name="l00765"></a>00765 <span class="comment">/*</span>
<a name="l00766"></a>00766 <span class="comment"> * Return NULL on exception, Geometry must be a Polygon.</span>
<a name="l00767"></a>00767 <span class="comment"> * Returned object is a pointer to internal storage:</span>
<a name="l00768"></a>00768 <span class="comment"> * it must NOT be destroyed directly.</span>
<a name="l00769"></a>00769 <span class="comment"> */</span>
<a name="l00770"></a>00770 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSGeometry GEOS_DLL *GEOSGetInteriorRingN(<span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">int</span> n);
<a name="l00771"></a>00771
<a name="l00772"></a>00772 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSGeometry GEOS_DLL *GEOSGetInteriorRingN_r(
<a name="l00773"></a>00773 GEOSContextHandle_t handle,
<a name="l00774"></a>00774 <span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">int</span> n);
<a name="l00775"></a>00775
<a name="l00776"></a>00776 <span class="comment">/*</span>
<a name="l00777"></a>00777 <span class="comment"> * Return NULL on exception, Geometry must be a Polygon.</span>
<a name="l00778"></a>00778 <span class="comment"> * Returned object is a pointer to internal storage:</span>
<a name="l00779"></a>00779 <span class="comment"> * it must NOT be destroyed directly.</span>
<a name="l00780"></a>00780 <span class="comment"> */</span>
<a name="l00781"></a>00781 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSGeometry GEOS_DLL *GEOSGetExteriorRing(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00782"></a>00782
<a name="l00783"></a>00783 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSGeometry GEOS_DLL *GEOSGetExteriorRing_r(
<a name="l00784"></a>00784 GEOSContextHandle_t handle,
<a name="l00785"></a>00785 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00786"></a>00786
<a name="l00787"></a>00787 <span class="comment">/* Return -1 on exception */</span>
<a name="l00788"></a>00788 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetNumCoordinates(<span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00789"></a>00789
<a name="l00790"></a>00790 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGetNumCoordinates_r(GEOSContextHandle_t handle,
<a name="l00791"></a>00791 <span class="keyword">const</span> GEOSGeometry* g1);
<a name="l00792"></a>00792
<a name="l00793"></a>00793 <span class="comment">/*</span>
<a name="l00794"></a>00794 <span class="comment"> * Return NULL on exception.</span>
<a name="l00795"></a>00795 <span class="comment"> * Geometry must be a LineString, LinearRing or Point.</span>
<a name="l00796"></a>00796 <span class="comment"> */</span>
<a name="l00797"></a>00797 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSCoordSequence GEOS_DLL *GEOSGeom_getCoordSeq(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00798"></a>00798
<a name="l00799"></a>00799 <span class="keyword">extern</span> <span class="keyword">const</span> GEOSCoordSequence GEOS_DLL *GEOSGeom_getCoordSeq_r(
<a name="l00800"></a>00800 GEOSContextHandle_t handle,
<a name="l00801"></a>00801 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00802"></a>00802
<a name="l00803"></a>00803 <span class="comment">/*</span>
<a name="l00804"></a>00804 <span class="comment"> * Return 0 on exception (or empty geometry)</span>
<a name="l00805"></a>00805 <span class="comment"> * See also GEOSCoordSeq_getDimensions </span>
<a name="l00806"></a>00806 <span class="comment"> */</span>
<a name="l00807"></a>00807 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGeom_getDimensions(<span class="keyword">const</span> GEOSGeometry* g);
<a name="l00808"></a>00808
<a name="l00809"></a>00809 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSGeom_getDimensions_r(GEOSContextHandle_t handle,
<a name="l00810"></a>00810 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00811"></a>00811
<a name="l00812"></a>00812 <span class="comment">/************************************************************************</span>
<a name="l00813"></a>00813 <span class="comment"> *</span>
<a name="l00814"></a>00814 <span class="comment"> * Misc functions </span>
<a name="l00815"></a>00815 <span class="comment"> *</span>
<a name="l00816"></a>00816 <span class="comment"> ***********************************************************************/</span>
<a name="l00817"></a>00817
<a name="l00818"></a>00818 <span class="comment">/* Return 0 on exception, 1 otherwise */</span>
<a name="l00819"></a>00819 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSArea(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> *area);
<a name="l00820"></a>00820 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSLength(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> *length);
<a name="l00821"></a>00821 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSDistance(<span class="keyword">const</span> GEOSGeometry* g1, <span class="keyword">const</span> GEOSGeometry* g2,
<a name="l00822"></a>00822 <span class="keywordtype">double</span> *dist);
<a name="l00823"></a>00823 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSHausdorffDistance(<span class="keyword">const</span> GEOSGeometry *g1,
<a name="l00824"></a>00824 <span class="keyword">const</span> GEOSGeometry *g2, <span class="keywordtype">double</span> *dist);
<a name="l00825"></a>00825 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSHausdorffDistanceDensify(<span class="keyword">const</span> GEOSGeometry *g1,
<a name="l00826"></a>00826 <span class="keyword">const</span> GEOSGeometry *g2, <span class="keywordtype">double</span> densifyFrac, <span class="keywordtype">double</span> *dist);
<a name="l00827"></a>00827 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSArea_r(GEOSContextHandle_t handle,
<a name="l00828"></a>00828 <span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> *area);
<a name="l00829"></a>00829 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSLength_r(GEOSContextHandle_t handle,
<a name="l00830"></a>00830 <span class="keyword">const</span> GEOSGeometry* g1, <span class="keywordtype">double</span> *length);
<a name="l00831"></a>00831 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSDistance_r(GEOSContextHandle_t handle,
<a name="l00832"></a>00832 <span class="keyword">const</span> GEOSGeometry* g1,
<a name="l00833"></a>00833 <span class="keyword">const</span> GEOSGeometry* g2, <span class="keywordtype">double</span> *dist);
<a name="l00834"></a>00834 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSHausdorffDistance_r(GEOSContextHandle_t handle,
<a name="l00835"></a>00835 <span class="keyword">const</span> GEOSGeometry *g1,
<a name="l00836"></a>00836 <span class="keyword">const</span> GEOSGeometry *g2,
<a name="l00837"></a>00837 <span class="keywordtype">double</span> *dist);
<a name="l00838"></a>00838 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSHausdorffDistanceDensify_r(GEOSContextHandle_t handle,
<a name="l00839"></a>00839 <span class="keyword">const</span> GEOSGeometry *g1,
<a name="l00840"></a>00840 <span class="keyword">const</span> GEOSGeometry *g2,
<a name="l00841"></a>00841 <span class="keywordtype">double</span> densifyFrac, <span class="keywordtype">double</span> *dist);
<a name="l00842"></a>00842
<a name="l00843"></a>00843
<a name="l00844"></a>00844 <span class="comment">/************************************************************************</span>
<a name="l00845"></a>00845 <span class="comment"> *</span>
<a name="l00846"></a>00846 <span class="comment"> * Reader and Writer APIs</span>
<a name="l00847"></a>00847 <span class="comment"> *</span>
<a name="l00848"></a>00848 <span class="comment"> ***********************************************************************/</span>
<a name="l00849"></a>00849
<a name="l00850"></a>00850 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSWKTReader_t GEOSWKTReader;
<a name="l00851"></a>00851 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSWKTWriter_t GEOSWKTWriter;
<a name="l00852"></a>00852 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSWKBReader_t GEOSWKBReader;
<a name="l00853"></a>00853 <span class="keyword">typedef</span> <span class="keyword">struct </span>GEOSWKBWriter_t GEOSWKBWriter;
<a name="l00854"></a>00854
<a name="l00855"></a>00855
<a name="l00856"></a>00856 <span class="comment">/* WKT Reader */</span>
<a name="l00857"></a>00857 <span class="keyword">extern</span> GEOSWKTReader GEOS_DLL *GEOSWKTReader_create();
<a name="l00858"></a>00858 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKTReader_destroy(GEOSWKTReader* reader);
<a name="l00859"></a>00859 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSWKTReader_read(GEOSWKTReader* reader, <span class="keyword">const</span> <span class="keywordtype">char</span> *wkt);
<a name="l00860"></a>00860
<a name="l00861"></a>00861 <span class="keyword">extern</span> GEOSWKTReader GEOS_DLL *GEOSWKTReader_create_r(
<a name="l00862"></a>00862 GEOSContextHandle_t handle);
<a name="l00863"></a>00863 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKTReader_destroy_r(GEOSContextHandle_t handle,
<a name="l00864"></a>00864 GEOSWKTReader* reader);
<a name="l00865"></a>00865 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSWKTReader_read_r(GEOSContextHandle_t handle,
<a name="l00866"></a>00866 GEOSWKTReader* reader,
<a name="l00867"></a>00867 <span class="keyword">const</span> <span class="keywordtype">char</span> *wkt);
<a name="l00868"></a>00868
<a name="l00869"></a>00869 <span class="comment">/* WKT Writer */</span>
<a name="l00870"></a>00870 <span class="keyword">extern</span> GEOSWKTWriter GEOS_DLL *GEOSWKTWriter_create();
<a name="l00871"></a>00871 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKTWriter_destroy(GEOSWKTWriter* writer);
<a name="l00872"></a>00872 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSWKTWriter_write(GEOSWKTWriter* reader, <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00873"></a>00873
<a name="l00874"></a>00874 <span class="keyword">extern</span> GEOSWKTWriter GEOS_DLL *GEOSWKTWriter_create_r(
<a name="l00875"></a>00875 GEOSContextHandle_t handle);
<a name="l00876"></a>00876 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKTWriter_destroy_r(GEOSContextHandle_t handle,
<a name="l00877"></a>00877 GEOSWKTWriter* writer);
<a name="l00878"></a>00878 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSWKTWriter_write_r(GEOSContextHandle_t handle,
<a name="l00879"></a>00879 GEOSWKTWriter* reader,
<a name="l00880"></a>00880 <span class="keyword">const</span> GEOSGeometry* g);
<a name="l00881"></a>00881
<a name="l00882"></a>00882 <span class="comment">/* WKB Reader */</span>
<a name="l00883"></a>00883 <span class="keyword">extern</span> GEOSWKBReader GEOS_DLL *GEOSWKBReader_create();
<a name="l00884"></a>00884 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBReader_destroy(GEOSWKBReader* reader);
<a name="l00885"></a>00885 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSWKBReader_read(GEOSWKBReader* reader, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *wkb, <span class="keywordtype">size_t</span> size);
<a name="l00886"></a>00886 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSWKBReader_readHEX(GEOSWKBReader* reader, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *hex, <span class="keywordtype">size_t</span> size);
<a name="l00887"></a>00887
<a name="l00888"></a>00888 <span class="keyword">extern</span> GEOSWKBReader GEOS_DLL *GEOSWKBReader_create_r(
<a name="l00889"></a>00889 GEOSContextHandle_t handle);
<a name="l00890"></a>00890 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBReader_destroy_r(GEOSContextHandle_t handle,
<a name="l00891"></a>00891 GEOSWKBReader* reader);
<a name="l00892"></a>00892 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSWKBReader_read_r(GEOSContextHandle_t handle,
<a name="l00893"></a>00893 GEOSWKBReader* reader,
<a name="l00894"></a>00894 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *wkb,
<a name="l00895"></a>00895 <span class="keywordtype">size_t</span> size);
<a name="l00896"></a>00896 <span class="keyword">extern</span> GEOSGeometry GEOS_DLL *GEOSWKBReader_readHEX_r(
<a name="l00897"></a>00897 GEOSContextHandle_t handle,
<a name="l00898"></a>00898 GEOSWKBReader* reader,
<a name="l00899"></a>00899 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *hex,
<a name="l00900"></a>00900 <span class="keywordtype">size_t</span> size);
<a name="l00901"></a>00901
<a name="l00902"></a>00902 <span class="comment">/* WKB Writer */</span>
<a name="l00903"></a>00903 <span class="keyword">extern</span> GEOSWKBWriter GEOS_DLL *GEOSWKBWriter_create();
<a name="l00904"></a>00904 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_destroy(GEOSWKBWriter* writer);
<a name="l00905"></a>00905
<a name="l00906"></a>00906 <span class="keyword">extern</span> GEOSWKBWriter GEOS_DLL *GEOSWKBWriter_create_r(
<a name="l00907"></a>00907 GEOSContextHandle_t handle);
<a name="l00908"></a>00908 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_destroy_r(GEOSContextHandle_t handle,
<a name="l00909"></a>00909 GEOSWKBWriter* writer);
<a name="l00910"></a>00910
<a name="l00911"></a>00911 <span class="comment">/* The caller owns the results for these two methods! */</span>
<a name="l00912"></a>00912 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSWKBWriter_write(GEOSWKBWriter* writer, <span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">size_t</span> *size);
<a name="l00913"></a>00913 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSWKBWriter_writeHEX(GEOSWKBWriter* writer, <span class="keyword">const</span> GEOSGeometry* g, <span class="keywordtype">size_t</span> *size);
<a name="l00914"></a>00914
<a name="l00915"></a>00915 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSWKBWriter_write_r(
<a name="l00916"></a>00916 GEOSContextHandle_t handle,
<a name="l00917"></a>00917 GEOSWKBWriter* writer,
<a name="l00918"></a>00918 <span class="keyword">const</span> GEOSGeometry* g,
<a name="l00919"></a>00919 <span class="keywordtype">size_t</span> *size);
<a name="l00920"></a>00920 <span class="keyword">extern</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> GEOS_DLL *GEOSWKBWriter_writeHEX_r(
<a name="l00921"></a>00921 GEOSContextHandle_t handle,
<a name="l00922"></a>00922 GEOSWKBWriter* writer,
<a name="l00923"></a>00923 <span class="keyword">const</span> GEOSGeometry* g,
<a name="l00924"></a>00924 <span class="keywordtype">size_t</span> *size);
<a name="l00925"></a>00925
<a name="l00926"></a>00926 <span class="comment">/* </span>
<a name="l00927"></a>00927 <span class="comment"> * Specify whether output WKB should be 2d or 3d.</span>
<a name="l00928"></a>00928 <span class="comment"> * Return previously set number of dimensions.</span>
<a name="l00929"></a>00929 <span class="comment"> */</span>
<a name="l00930"></a>00930 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSWKBWriter_getOutputDimension(<span class="keyword">const</span> GEOSWKBWriter* writer);
<a name="l00931"></a>00931 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_setOutputDimension(GEOSWKBWriter* writer, <span class="keywordtype">int</span> newDimension);
<a name="l00932"></a>00932
<a name="l00933"></a>00933 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSWKBWriter_getOutputDimension_r(
<a name="l00934"></a>00934 GEOSContextHandle_t handle,
<a name="l00935"></a>00935 <span class="keyword">const</span> GEOSWKBWriter* writer);
<a name="l00936"></a>00936 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_setOutputDimension_r(
<a name="l00937"></a>00937 GEOSContextHandle_t handle,
<a name="l00938"></a>00938 GEOSWKBWriter* writer, <span class="keywordtype">int</span> newDimension);
<a name="l00939"></a>00939
<a name="l00940"></a>00940 <span class="comment">/*</span>
<a name="l00941"></a>00941 <span class="comment"> * Specify whether the WKB byte order is big or little endian. </span>
<a name="l00942"></a>00942 <span class="comment"> * The return value is the previous byte order.</span>
<a name="l00943"></a>00943 <span class="comment"> */</span>
<a name="l00944"></a>00944 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSWKBWriter_getByteOrder(<span class="keyword">const</span> GEOSWKBWriter* writer);
<a name="l00945"></a>00945 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_setByteOrder(GEOSWKBWriter* writer, <span class="keywordtype">int</span> byteOrder);
<a name="l00946"></a>00946
<a name="l00947"></a>00947 <span class="keyword">extern</span> <span class="keywordtype">int</span> GEOS_DLL GEOSWKBWriter_getByteOrder_r(GEOSContextHandle_t handle,
<a name="l00948"></a>00948 <span class="keyword">const</span> GEOSWKBWriter* writer);
<a name="l00949"></a>00949 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_setByteOrder_r(GEOSContextHandle_t handle,
<a name="l00950"></a>00950 GEOSWKBWriter* writer,
<a name="l00951"></a>00951 <span class="keywordtype">int</span> byteOrder);
<a name="l00952"></a>00952
<a name="l00953"></a>00953 <span class="comment">/*</span>
<a name="l00954"></a>00954 <span class="comment"> * Specify whether SRID values should be output. </span>
<a name="l00955"></a>00955 <span class="comment"> */</span>
<a name="l00956"></a>00956 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSWKBWriter_getIncludeSRID(<span class="keyword">const</span> GEOSWKBWriter* writer);
<a name="l00957"></a>00957 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_setIncludeSRID(GEOSWKBWriter* writer, <span class="keyword">const</span> <span class="keywordtype">char</span> writeSRID);
<a name="l00958"></a>00958
<a name="l00959"></a>00959 <span class="keyword">extern</span> <span class="keywordtype">char</span> GEOS_DLL GEOSWKBWriter_getIncludeSRID_r(GEOSContextHandle_t handle,
<a name="l00960"></a>00960 <span class="keyword">const</span> GEOSWKBWriter* writer);
<a name="l00961"></a>00961 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSWKBWriter_setIncludeSRID_r(GEOSContextHandle_t handle,
<a name="l00962"></a>00962 GEOSWKBWriter* writer, <span class="keyword">const</span> <span class="keywordtype">char</span> writeSRID);
<a name="l00963"></a>00963
<a name="l00964"></a>00964
<a name="l00965"></a>00965 <span class="comment">/*</span>
<a name="l00966"></a>00966 <span class="comment"> * Free buffers returned by stuff like GEOSWKBWriter_write(), </span>
<a name="l00967"></a>00967 <span class="comment"> * GEOSWKBWriter_writeHEX() and GEOSWKTWriter_write(). </span>
<a name="l00968"></a>00968 <span class="comment"> */</span>
<a name="l00969"></a>00969 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSFree( <span class="keywordtype">void</span> *buffer );
<a name="l00970"></a>00970 <span class="keyword">extern</span> <span class="keywordtype">void</span> GEOS_DLL GEOSFree_r( GEOSContextHandle_t handle, <span class="keywordtype">void</span> *buffer );
<a name="l00971"></a>00971
<a name="l00972"></a>00972 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00973"></a>00973 <span class="preprocessor"></span>} <span class="comment">// extern "C"</span>
<a name="l00974"></a>00974 <span class="preprocessor">#endif</span>
<a name="l00975"></a>00975 <span class="preprocessor"></span>
<a name="l00976"></a>00976 <span class="preprocessor">#endif </span><span class="comment">/* #ifndef GEOS_C_H_INCLUDED */</span>
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