[geos-commits] r2985 - trunk/capi

[svn_geos at osgeo.org]

Author: strk
Date: 2010-05-02 05:35:29 -0400 (Sun, 02 May 2010)
New Revision: 2985

Modified:
   trunk/capi/geos_c.h.in
Log:
Add a note about 2d nature of extractUniquePoints

Modified: trunk/capi/geos_c.h.in
===================================================================
--- trunk/capi/geos_c.h.in	2010-04-23 14:03:26 UTC (rev 2984)
+++ trunk/capi/geos_c.h.in	2010-05-02 09:35:29 UTC (rev 2985)
@@ -582,7 +582,11 @@
                               GEOSContextHandle_t handle,
                               const GEOSGeometry* g1, double tolerance);
 
-/* Return all distinct vertices of input geometry as a MULTIPOINT */
+/*
+ * Return all distinct vertices of input geometry as a MULTIPOINT.
+ * Note that only 2 dimensions of the vertices are considered when
+ * testing for equality.
+ */
 extern GEOSGeometry GEOS_DLL *GEOSGeom_extractUniquePoints(
                               const GEOSGeometry* g);
 extern GEOSGeometry GEOS_DLL *GEOSGeom_extractUniquePoints_r(