getLeadingEdgeListAsync method
Returns a list of the leading edge ID connected to each triangle.
https://docs.opencv.org/4.x/df/dbf/classcv_1_1Subdiv2D.html#a2d02a1d66ef7f8f267beb549cb2823f1
Implementation
Future<VecI32> getLeadingEdgeListAsync() async =>
cvRunAsync((callback) => cimgproc.Subdiv2D_GetLeadingEdgeList_Async(ref, callback), vecI32Completer);