vsTASKER 7 User Manual
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Road Network Properties

 
Road Network Properties
1

Roads

1. Roads
List of all the roads defined in the network.
 
2

Delete All

2. Delete All
Delete/remove all roads of the network (and the network itself).
 
3

Edit

3. Edit
Display the property window of the selected road (of the list).
 
4

Delete

4. Delete
Delete/remove the selected road (of the list).
 
5

Navigation

5. Navigation
Select the navigation mode that must follow the RoadFinding component:
  • Faster in Time: select the roads that minimize the time to destination.
  • Shorter in Distance: select the roads that minimize the distance to destination.
  • Faster with Traffic: select the roads that minimize the time to destination, including the current traffic.
 
6

Entering

6. Entering
Used by the RoadFinding component.
When a destination point is set, try to enter the network using the closest point in the specified radius.
 
7

Altitudes

7. Altitudes
By default, this option is set to None.
When set to Dynamic, at runtime, an altitude vector will be created for each strip; terrain will be queried for each position in the vector. In the simulation code, the strip method getAltAt(WCoord) will return the value stored in the vector for the given position. This is useful when altitude queries are CPU consuming and when altitudes do not change.
When set to Cache, altitudes will be computed for all strips of all ground base roads and stored in a file named {runtime_name}.alts stored on the same directory of the runtime database (.rt) and runtime engine (.exe). If cache file exists, will be used (faster load). To force the regeneration of the cache, just delete the file.
 
8

Sampling

8. Sampling
When Strip Altitude option is set to Dynamic, the value stands for the distance between two altitude queries along a strip. The higher the value (in meters), the less accuracy; the lower the value, the better the accuracy, but initialization time might be longer and memory consumption higher, in case of many strips or big network area.
 
9

Optimize

9. Optimize
Use this button to remove from the database all roads falling entirely outside the actual terrain boundaries.
When the network is big, it can be useful to concentrate on one specific area to reduce the computation load when searching for a path.
This cannot be undo.
 
10

Export/Import

10. Export/Import
You can export the actual route network (all routes) to a text file, for sharing with other database or backup.
The import button allow to add an exported network to the actual one. If roads with same names are found, they will be updated.
 
11

Draw Ways

11. Draw Ways
When checks, the lane strips directions (one or both ways) are drawn on the map using arrows.
 
12

Simplify

12. Simplify
When checked, too close points are not drawn. This mode improves the drawing speed but reduce the smoothness of some road curves.
If unchecked, all road points are drawn, even if they are numerous, mostly on curves.
 
13

Threshold

13. Threshold
For Show Simplified mode (9), set the minimal distance (in meters) between two road points for both to be displayed.