Hi Maning,
Even better, don't partition the way as I requested but, instead,
please try this patch and see if it makes any difference.
Cheers,
Mark
diff --git a/src/uk/me/parabola/mkgmap/general/LineClipper.java b/src/uk/me/parabola/mkgmap/general/LineClipper.java
index 55aa51d..9bf224d 100644
--- a/src/uk/me/parabola/mkgmap/general/LineClipper.java
+++ b/src/uk/me/parabola/mkgmap/general/LineClipper.java
@@ -135,11 +135,18 @@ public class LineClipper {
assert t[1] <= 1;
double d = 0.5;
- if (t[0] > 0)
- ends[0] = new Coord((int) (y0 + t[0] * dy + d), (int) (x0 + t[0] * dx + d));
+ if (t[0] > 0) {
+ Coord c = new Coord((int) (y0 + t[0] * dy + d), (int) (x0 + t[0] * dx + d));
+ if(!c.equals(ends[0]))
+ ends[0] = c;
+ }
+
+ if (t[1] < 1) {
+ Coord c = new Coord((int)(y0 + t[1] * dy + d), (int) (x0 + t[1] * dx + d));
+ if(!c.equals(ends[1]))
+ ends[1] = c;
+ }
- if (t[1] < 1)
- ends[1] = new Coord((int)(y0 + t[1] * dy + d), (int) (x0 + t[1] * dx + d));
return ends;
}
diff --git a/src/uk/me/parabola/mkgmap/general/RoadNetwork.java b/src/uk/me/parabola/mkgmap/general/RoadNetwork.java
index 9bc6b83..5b8d8db 100644
--- a/src/uk/me/parabola/mkgmap/general/RoadNetwork.java
+++ b/src/uk/me/parabola/mkgmap/general/RoadNetwork.java
@@ -103,6 +103,9 @@ public class RoadNetwork {
if(node1 == node2)
log.error("Road " + road.getRoadDef().getName() + " (OSM id " + road.getRoadDef().getId() + ") contains consecutive identical nodes - routing will be broken");
+ else if(arcLength == 0) {
+ log.error("Road " + road.getRoadDef().getName() + " (OSM id " + road.getRoadDef().getId() + ") contains zero length arc");
+ }
// Create forward arc from node1 to node2
Coord bearing = coordList.get(lastIndex + 1);
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