Diffusive Hillslope Evolution (FTCS) sim_qm_of_esp QgsProcessingParameterRasterLayer|DEM|Elevation|None|False QgsProcessingParameterBoolean|UPDATE|Update|True QgsProcessingParameterNumber|KAPPA|Diffusivity [m2/kyr]|QgsProcessingParameterNumber.Double|1.0|False|0.0|None QgsProcessingParameterNumber|DURATION|Simulation Time [kyr]|QgsProcessingParameterNumber.Double|100.0|False|0.0|None QgsProcessingParameterEnum|TIMESTEP|Time Step|[0] user defined;[1] automatically|False|1 QgsProcessingParameterNumber|DTIME|Time Step [kyr]|QgsProcessingParameterNumber.Double|10.0|False|0.0|None QgsProcessingParameterEnum|NEIGHBOURS|Neighbourhood|[0] Neumann;[1] Moore|False|1 QgsProcessingParameterRasterDestination|MODEL|Modelled Elevation QgsProcessingParameterRasterDestination|DIFF|Elevation Difference