Function VRPcoordinate(index: integer; x,y: double): integer;
Use this function to enter coordinates for all places to visit.
Index 0 is the depot, the rest are the actual customers.
This is only required for method VRPrunSweep.
It returns 0 if no errors occured.
Possible error codes: -30 -57 -62
Versions: Pro
ActiveX / VCL / CLX component: RWcalc