Do not reset transition function if the transition has completed.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/mbgl/map/transform.cpp b/src/mbgl/map/transform.cpp
index 9ed10eeac0..331c1dd958 100644
--- a/src/mbgl/map/transform.cpp
+++ b/src/mbgl/map/transform.cpp
@@ -666,7 +666,10 @@ void Transform::updateTransitions(const TimePoint& now) {
 
     if (transition) {
         transition(now);
-        transitionFrameFn = transition;
+
+        // Only reset the transition function if we haven't already finished.
+        if (transitionFinishFn)
+            transitionFrameFn = transition;
     }
 }