rviz layout: show rnav selected path

mrpt_tutorials/rviz2/gridmap.rviz

@@ -7,7 +7,6 @@ Panels:
         - /Global Options1
         - /Status1
         - /Grid1/Offset1
-        - /PointCloud21
       Splitter Ratio: 0.5
     Tree Height: 668
   - Class: rviz_common/Selection
@@ -293,6 +292,18 @@ Visualization Manager:
       Use Fixed Frame: true
       Use rainbow: true
       Value: true
+    - Class: rviz_default_plugins/MarkerArray
+      Enabled: true
+      Name: MarkerArray
+      Namespaces:
+        rnav.ptg: true
+      Topic:
+        Depth: 5
+        Durability Policy: Volatile
+        History Policy: Keep Last
+        Reliability Policy: Reliable
+        Value: /rnav/reactivenav_selected_ptg
+      Value: true
   Enabled: true
   Global Options:
     Background Color: 48; 48; 48
@@ -348,11 +359,11 @@ Visualization Manager:
       Invert Z Axis: false
       Name: Current View
       Near Clip Distance: 0.009999999776482582
-      Scale: 10.814533233642578
+      Scale: 12.37724494934082
       Target Frame: <Fixed Frame>
       Value: TopDownOrtho (rviz_default_plugins)
-      X: 43.450077056884766
-      Y: 25.981399536132812
+      X: 40.585792541503906
+      Y: 23.696117401123047
     Saved: ~
 Window Geometry:
   Displays: