furqaankhan commented on code in PR #1686:
URL: https://github.com/apache/sedona/pull/1686#discussion_r1848942708
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common/src/main/java/org/apache/sedona/common/Functions.java:
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@@ -1094,6 +1094,48 @@ public static Geometry lineInterpolatePoint(Geometry
geom, double fraction) {
return geom.getFactory().createPoint(interPoint);
}
+ public static double perimeter(Geometry geometry, boolean use_spheroid,
boolean lenient) {
+ if (use_spheroid && geometry.getSRID() != 4326) {
+ if (lenient) {
+ return 0;
+ } else {
+ throw new IllegalArgumentException(
+ "For spheroidal perimeter calculations, the input geometry must be
in the WGS84 CRS (SRID 4326).");
+ }
+ }
+
+ String geomType = geometry.getGeometryType();
+ if (geomType.equalsIgnoreCase(Geometry.TYPENAME_POLYGON)) {
Review Comment:
The code is there to filter out linear geometries.
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