Call delegate dg for each path under the specified position (in no particular order). Returns the id of the path for which delegate dg returned true or NVGNoPick. dg is: bool delegate (int id, int order) -- order is path ordering (ascending).
picking_api
See Implementation
Call delegate dg for each path under the specified position (in no particular order). Returns the id of the path for which delegate dg returned true or NVGNoPick. dg is: bool delegate (int id, int order) -- order is path ordering (ascending).