r.series.accumulate Makes each output cell value an accumulation function of the values assigned to the corresponding cells in the input raster map layers. Raster (r.*) QgsProcessingParameterMultipleLayers|input|Input raster layer(s)|3|None|False QgsProcessingParameterRasterLayer|lower|Raster map specifying the lower accumulation limit|None|True QgsProcessingParameterRasterLayer|upper|Raster map specifying the upper accumulation limit|None|True QgsProcessingParameterEnum|method|This method will be applied to compute the accumulative values from the input maps|gdd;bedd;huglin;mean|False|0|False QgsProcessingParameterNumber|scale|Scale factor for input|QgsProcessingParameterNumber.Double|1.0|True|0.0|None QgsProcessingParameterNumber|shift|Shift factor for input|QgsProcessingParameterNumber.Double|0.0|True|0.0|None QgsProcessingParameterRange|range|Ignore values outside this range (min,max)|QgsProcessingParameterNumber.Double|None|True QgsProcessingParameterRange|limits|Lower and upper accumulation limits (lower,upper)|QgsProcessingParameterNumber.Integer|10,30|True QgsProcessingParameterBoolean|-n|Propagate NULLs|False *QgsProcessingParameterBoolean|-f|Create a FCELL map (floating point single precision) as output|False QgsProcessingParameterRasterDestination|output|Accumulated