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◆ latitude_degrees_normalize()
| double latitude_degrees_normalize | ( | double | lat | ) |
Convert a latitude to the range of -90,90.
- Parameters
-
lat latitude in degrees
Definition at line 133 of file lwgeodetic.c.
134{
135
136 if ( lat > 360.0 )
137 lat = remainder(lat, 360.0);
138
139 if ( lat < -360.0 )
140 lat = remainder(lat, -360.0);
141
142 if ( lat > 180.0 )
143 lat = 180.0 - lat;
144
145 if ( lat < -180.0 )
146 lat = -180.0 - lat;
147
148 if ( lat > 90.0 )
149 lat = 180.0 - lat;
150
151 if ( lat < -90.0 )
152 lat = -180.0 - lat;
153
154 return lat;
155}
Referenced by gbox_centroid(), and ptarray_force_geodetic().
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