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[doc] Explain output range of azimuth algorithm.

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Vissarion Fisikopoulos 2022-11-21 21:41:17 +02:00
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doc/html/index.html
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Chapter 1. Geometry</title> <title>Chapter 1. Geometry</title>
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<link rel="home" href="index.html" title="Chapter 1. Geometry"> <link rel="home" href="index.html" title="Chapter 1. Geometry">
<link rel="next" href="geometry/introduction.html" title="Introduction"> <link rel="next" href="geometry/introduction.html" title="Introduction">
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<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"><p><small>Last revised: July 28, 2022 at 11:11:09 GMT</small></p></td> <td align="left"><p><small>Last revised: November 21, 2022 at 15:41:14 GMT</small></p></td>
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doc/reference/algorithms/azimuth.qbk
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[def __this_function__ azimuth] [def __this_function__ azimuth]
[heading_conformance_no_ogc __this_function__] [heading_conformance_no_ogc __this_function__]
[note PostGIS contains an algorithm ST_Azimuth with the same functionality. [note PostGIS contains an algorithm ST_Azimuth with the same functionality but could return different
results e.g. result normalized to range 0 to pi instead of range -pi to pi.
See the [@https://postgis.net/docs/ST_Azimuth.html PostGIS documentation]. See the [@https://postgis.net/docs/ST_Azimuth.html PostGIS documentation].
] ]
[heading Behavior] [heading Behavior]
The algorithm calculates the azimuth of a segment defined by a pair of points. The algorithm calculates the azimuth of a segment defined by a pair of points.
[note The result is in radians.] [note The result is in the range -pi to pi radians.]