wip: ignore duplicate points #19

kalisio · Mar 27, 2023 · c19bc7b · c19bc7b
1 parent f167c69
commit c19bc7b
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/elevation.js b/src/elevation.js
@@ -120,6 +120,13 @@ async function elevation(geojson, query) {
   turf_segmentEach(feature, (segment) => {
     const [ lon0, lat0 ] = segment.geometry.coordinates[0]
     const [ lon1, lat1 ] = segment.geometry.coordinates[1]
+
+    // skip null segments
+    if (lon0 === lon1 && lat0 === lat1) {
+      debug(`segment ${allSegments.length} ${numPoints} skipped, start point == end point (${lon0},${lat0}) !`)
+      return
+    }
+
     const length = turf_length(segment, { units: 'kilometers' }) * 1000
 
     // how many points will we sample on this segment ?