From 6135951d08164d3a7d2e911668461d9a34250e2b Mon Sep 17 00:00:00 2001
From: Ray Miller <ray@metail.co.uk>
Date: Mon, 27 Apr 2020 07:41:25 +0100
Subject: [PATCH] Bugfix tool for condensing POI.

---
 cmd/condense/main.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/cmd/condense/main.go b/cmd/condense/main.go
index c82e199..c97c636 100644
--- a/cmd/condense/main.go
+++ b/cmd/condense/main.go
@@ -73,6 +73,22 @@ func condenseMinDist(xs []placenames.POI, minDist float64) []placenames.POI {
 					cont = true
 					break
 				}
+				if i == len(xs)-2 || p1 < p2 {
+					xs = deleteElement(xs, i)
+					cont = true
+					break
+				}
+				d1 := xs[i].Distance - xs[i-1].Distance
+				d2 := xs[i+1].Distance - xs[i].Distance
+				if d1 < d2 {
+					xs = deleteElement(xs, i)
+					cont = true
+					break
+				} else {
+					xs = deleteElement(xs, i+1)
+					cont = true
+					break
+				}
 			}
 		}
 	}