Function IsoCostMulti(Nodenum: smallint; maxcost: single): integer;
Calculates isochrones simultaneously for several nodes, which has been entered through function NodeListSet.
Nodenum defines the number of nodes on the node list and maxcost defines if there is a maximum cost. 0 means no maximum.
The ID of the nearest node for each link can be extracted with function ResultSave / ResultGet afterwards.
This function is ideal for locating areas, which has more than x km to a facility, if you have several facilities or testing how new facilities will affect the market.
Use OnIsoChroneProgress event for tracking progress.
Possible error codes: -10 -40 -41 -43
Versions: Standard Pro
ActiveX / VCL / CLX component: RWcalc