SAGA Wetness Index ta_hydrology QgsProcessingParameterRasterLayer|DEM|Elevation|None|False QgsProcessingParameterNumber|SUCTION|Suction|QgsProcessingParameterNumber.Double|10.0|False|0.0|None QgsProcessingParameterEnum|AREA_TYPE|Type of Area|[0] absolute catchment area;[1] square root of catchment area;[2] specific catchment area QgsProcessingParameterEnum|SLOPE_TYPE|Type of Slope|[0] local slope;[1] catchment slope QgsProcessingParameterNumber|SLOPE_MIN|Suction|QgsProcessingParameterNumber.Double|0.0|False|0.0|None QgsProcessingParameterNumber|SLOPE_OFF|Suction|QgsProcessingParameterNumber.Double|0.1|False|0.0|None QgsProcessingParameterNumber|SLOPE_WEIGHT|Suction|QgsProcessingParameterNumber.Double|1.0|False|0.0|None QgsProcessingParameterRasterDestination|AREA|Catchment area QgsProcessingParameterRasterDestination|SLOPE|Catchment slope QgsProcessingParameterRasterDestination|AREA_MOD|Modified catchment area QgsProcessingParameterRasterDestination|TWI|Topographic Wetness Index