QgsProcessingParameterNumber|ew_step|Length (float) of each spline step in the east-west direction|QgsProcessingParameterNumber.Double|1.5|True|0.0|None
QgsProcessingParameterNumber|ns_step|Length (float) of each spline step in the north-south direction|QgsProcessingParameterNumber.Double|1.5|True|0.0|None
QgsProcessingParameterNumber|memory|Maximum memory to be used (in MB). Cache size for raster rows|QgsProcessingParameterNumber.Integer|300|True|10|None