Parameter : Routing Optional

Optional Parameter Description
via waypoint (latitute,longitude),
In the case of multiple waypoints, list them in order in the query string.
(ex. via=1.306284,103.899257&via=1.324023,103.899877&…)
rpoption route options,
Sum of each option value(1:recommendation1 / 2:recommendation2 / 4:highway priority / 8:generalroad priority / 16:shortest distance / 32:free road / 64:exclude caronly)
- ex) rpoption=3 => recommendation1,recommendation2
angle degrees (0~359)