From b15689cd50efe91c0fa64b96c0fa6405c34033ea Mon Sep 17 00:00:00 2001
From: Emma Broman <emmbr740@student.liu.se>
Date: Mon, 24 Feb 2020 08:49:29 -0500
Subject: [PATCH] Make sure that the anchor node is always updated

---
 modules/autonavigation/autonavigationhandler.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/modules/autonavigation/autonavigationhandler.cpp b/modules/autonavigation/autonavigationhandler.cpp
index 8a449b8e73..c94a9660af 100644
--- a/modules/autonavigation/autonavigationhandler.cpp
+++ b/modules/autonavigation/autonavigationhandler.cpp
@@ -135,10 +135,12 @@ void AutoNavigationHandler::updateCamera(double deltaTime) {
 
     // When halfway along a curve, set anchor node in orbitalNavigator, to render 
     // visible nodes and add possibility to navigate when we reach the end.
-    if (abs(relativeDisplacement - 0.5) < 0.001) {
-        std::string newAnchor = cps.end().referenceNode;
-        global::navigationHandler.orbitalNavigator().setAnchorNode(newAnchor);
-    }
+    std::string targetAnchor = cps.end().referenceNode;
+    std::string currentAnchor = global::navigationHandler.anchorNode()->identifier();
+
+    if ((relativeDisplacement > 0.5) && (currentAnchor != targetAnchor)) {
+        global::navigationHandler.orbitalNavigator().setAnchorNode(targetAnchor);
+    } 
 
     glm::dvec3 cameraPosition = cps.getPositionAt(relativeDisplacement);
     glm::dquat cameraRotation = cps.getRotationAt(relativeDisplacement);