Currently flow routing is either d-8 for raster grid or d-n for unstructured meshes. It would be fairly simple to implement d-infinite flow routing to both if you take drainage direction as a floating point azimuth then spilt the flow routing between two nearest receiver nodes.
Currently flow routing is either d-8 for raster grid or d-n for unstructured meshes. It would be fairly simple to implement d-infinite flow routing to both if you take drainage direction as a floating point azimuth then spilt the flow routing between two nearest receiver nodes.