Fix imshow bug -> interpolate distance camera

Author: fallow24

src/show/imshow.cc

@@ -523,6 +523,7 @@ void renderImGuiWindows()
       // Check if updated
       inter_by_dist = interpolate_bool;
       if (ImGui::Button("Animate Path")) {
+        updateCamera();
         pathAnimate(0);
         pointmode = 1; // hack to prevent modal dialog to be rendered this cycle
         // the correct pointmode gets set next cycle in idleIm()

src/slam6d/BruteForceNotATree.cc

@@ -64,7 +64,7 @@ double *BruteForceNotATree::FindClosest(double *_p, double maxdist2, int threadN
       idx      = i;
     }
   }
-  
+
   if (Dist2(_p, pts[idx]) > maxdist2) return 0;
   return pts[idx];
 }