From e7899ffec59f9c5e2de4772a3f20740ebbf02bbc Mon Sep 17 00:00:00 2001
From: Luc Maisonobe <luc@orekit.org>
Date: Fri, 4 Apr 2014 06:48:31 +0200
Subject: [PATCH] Fixed virtual "wall" appearing at tiles boundaries.
---
.../org/orekit/rugged/core/duvenhage/DuvenhageAlgorithm.java | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/main/java/org/orekit/rugged/core/duvenhage/DuvenhageAlgorithm.java b/src/main/java/org/orekit/rugged/core/duvenhage/DuvenhageAlgorithm.java
index 2ab466a2..813a7fb3 100644
--- a/src/main/java/org/orekit/rugged/core/duvenhage/DuvenhageAlgorithm.java
+++ b/src/main/java/org/orekit/rugged/core/duvenhage/DuvenhageAlgorithm.java
@@ -115,7 +115,7 @@ public class DuvenhageAlgorithm implements IntersectionAlgorithm {
current = ellipsoid.transform(forward, ellipsoid.getBodyFrame(), null);
tile = cache.getTile(current.getLatitude(), current.getLongitude());
- if (tile.interpolateElevation(current.getLatitude(), current.getLongitude()) <= current.getAltitude()) {
+ if (tile.interpolateElevation(current.getLatitude(), current.getLongitude()) >= current.getAltitude()) {
// extremely rare case! The line-of-sight traversed the Digital Elevation Model
// during the very short forward step we used to move to next tile
// we consider this point to be OK
--
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