mavwp: DO_RETURN_PATH_START is not somewhere you fly

... so stop drawing it as a node you fly to

Author: peterbarker

mavwp.py

@@ -38,6 +38,7 @@ def __init__(self, target_system=0, target_component=0):
             mavutil.mavlink.MAV_CMD_NAV_FENCE_POLYGON_VERTEX_EXCLUSION : (255,0,0),
             mavutil.mavlink.MAV_CMD_NAV_FENCE_POLYGON_VERTEX_INCLUSION : (0,255,0),
             mavutil.mavlink.MAV_CMD_DO_LAND_START: (255, 127, 0),
+            mavutil.mavlink.MAV_CMD_DO_RETURN_PATH_START: (127, 255, 0),
         }
 
     def count(self):
@@ -295,7 +296,7 @@ def view_indexes(self, done=None):
                 if self.is_location_wp(w):
                     ret.append(idx)
                 break
-            if w.command == mavutil.mavlink.MAV_CMD_DO_LAND_START:
+            if w.command in [mavutil.mavlink.MAV_CMD_DO_LAND_START, mavutil.mavlink.MAV_CMD_DO_RETURN_PATH_START]:
                 # these are starting points; we should never fly to
                 # one of these.... but we want an edge *from* one of these
                 if len(ret) == 0: