DisplayTypes(2f)Map/Map.png) 
 
The Map display shows a nav_msgs/OccupancyGrid message. The occupancy grid is treated the way the navigation stack treats it. A value of 100 is black (occupied), a value of 0 is white (unoccupied), and anything else is gray (unknown).
| Properties | |||
| Name | Description | Valid Values | Default | 
| Topic | The topic to subscribe to | Any valid Graph Resource Name | Empty String | 
| Alpha | The amount of transparency to apply to the map | [0-1] | 1 | 
| Request Frequency | How often to re-request the map, in seconds. A value of 0 means to never re-request the map. | 0+ | 0 | 
