check for infinite zoom in factor

mapbox · Mar 8, 2017 · 2e739e7 · 2e739e7
1 parent 4e6b227
commit 2e739e7
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/mbgl/map/transform.cpp b/src/mbgl/map/transform.cpp
@@ -243,8 +243,8 @@ void Transform::flyTo(const CameraOptions &camera, const AnimationOptions &anima
 
     // When u₀ = u₁, the optimal path doesn’t require both ascent and descent.
     bool isClose = std::abs(u1) < 0.000001;
-    // Perform a more or less instantaneous transition if the path is too short or zoom out factor is inf.
-    if ((isClose && std::abs(w0 - w1) < 0.000001) || isinf(r(0))) {
+    // Perform a more or less instantaneous transition if the path is too short or zoom in/out factor is infinte
+    if ((isClose && std::abs(w0 - w1) < 0.000001) || std::isinf(r(0)) || std::isinf(r(1))) {
         easeTo(camera, animation);
         return;
     }