<put algortithm description here>
Cost Grid
[raster]Direction of max cost
[raster]Destination Points
[raster]k factor
[number]<put parameter description here>
Default: 1
Threshold for different route
[number]<put parameter description here>
Default: 0
Accumulated Cost
[raster]processing.runalg('saga:accumulatedcostanisotropic', cost, direction, points, k, threshold, acccost)