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<title>OGR: ogr_spatialref.h File Reference</title>
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<h1>ogr_spatialref.h File Reference</h1><code>#include "<a class="el" href="ogr__srs__api_8h_source.html">ogr_srs_api.h</a>"</code><br/>
<p><a href="ogr__spatialref_8h_source.html">Go to the source code of this file.</a></p>
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<tr><td colspan="2"><h2>Classes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classOGR__SRSNode.html">OGR_SRSNode</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classOGRSpatialReference.html">OGRSpatialReference</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classOGRCoordinateTransformation.html">OGRCoordinateTransformation</a></td></tr>
<tr><td colspan="2"><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classOGRCoordinateTransformation.html">OGRCoordinateTransformation</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ogr__spatialref_8h.html#aae11bd08e45cdb2e71e1d9c31f1e550f">OGRCreateCoordinateTransformation</a> (<a class="el" href="classOGRSpatialReference.html">OGRSpatialReference</a> *poSource, <a class="el" href="classOGRSpatialReference.html">OGRSpatialReference</a> *poTarget)</td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Coordinate systems services. </p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="aae11bd08e45cdb2e71e1d9c31f1e550f"></a><!-- doxytag: member="ogr_spatialref.h::OGRCreateCoordinateTransformation" ref="aae11bd08e45cdb2e71e1d9c31f1e550f" args="(OGRSpatialReference *poSource, OGRSpatialReference *poTarget)" -->
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<td class="memname"><a class="el" href="classOGRCoordinateTransformation.html">OGRCoordinateTransformation</a>* OGRCreateCoordinateTransformation </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classOGRSpatialReference.html">OGRSpatialReference</a> * </td>
<td class="paramname"> <em>poSource</em>, </td>
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<td></td>
<td class="paramtype"><a class="el" href="classOGRSpatialReference.html">OGRSpatialReference</a> * </td>
<td class="paramname"> <em>poTarget</em></td><td> </td>
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<td>)</td>
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<p>Create transformation object.</p>
<p>This is the same as the C function OCTNewCoordinateTransformation().</p>
<p>Input spatial reference system objects are assigned by copy (calling clone() method) and no ownership transfer occurs.</p>
<p>The delete operator, or OCTDestroyCoordinateTransformation() should be used to destroy transformation objects.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>poSource</em> </td><td>source spatial reference system. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>poTarget</em> </td><td>target spatial reference system. </td></tr>
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</dd>
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<dl class="return"><dt><b>Returns:</b></dt><dd>NULL on failure or a ready to use transformation object. </dd></dl>
<p>References <a class="el" href="ogrct_8cpp_source.html#l00290">OGRCreateCoordinateTransformation()</a>.</p>
<p>Referenced by <a class="el" href="ogrct_8cpp_source.html#l00290">OGRCreateCoordinateTransformation()</a>, and <a class="el" href="ogrgeometry_8cpp_source.html#l00409">OGRGeometry::transformTo()</a>.</p>
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