Use .empty to check for unset boost::function

PointCloudLibrary · Apr 20, 2019 · 0862a6a · 0862a6a
1 parent 31ef958
commit 0862a6a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/registration/include/pcl/registration/registration.h b/registration/include/pcl/registration/registration.h
@@ -372,7 +372,7 @@ namespace pcl
       template<typename FunctionSignature> inline bool
       registerVisualizationCallback (boost::function<FunctionSignature> &visualizerCallback)
       {
-        if (visualizerCallback != nullptr)
+        if (!visualizerCallback.empty())
         {
           update_visualizer_ = visualizerCallback;
           return (true);