07: Extended neighbourhoods - catchment areas (trace flow)
Copyrights (c) 2003 by Olaf Conrad
Extended Neighbourhoods - Catchment areas.
(c) 2003 by Olaf Conrad, Goettingen
email: oconrad@gwdg.de
Parameters
- Grid system
Grid system
- Grid system
- Elevation grid
Input Grid
- This must be your input data of type grid.
- Catchment area
Output Grid
- This will contain your output data of type grid.
- Flow Path Length
Output Grid
- This will contain your output data of type grid.
- Step
Integer
- Skip cells (step value).
Minimum: 1.0
- Method
Choice
- Choose a method
Available choices: Needs less memory, but is slow, Needs more memory, but is quicker
- Single Cell
Boolean
- Set 'false' to execute the calculation for each point in grid. Set 'true' tu calculate the flow of one single cell.
- X Position
Integer
-
- Y Position
Integer
-