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library path:	D:\projects\sextante\workspaces\gvsig_1_11\_fwAndami\gvSIG\extensiones\es.unex.sextante\saga\modules
library name:	ta_morphometry
module name :	Downslope Distance Gradient
author      :	(c) 2006 by O.Conrad
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go...
Usage: 9 -DEM <str> -GRADIENT <str> [-DIFFERENCE <str>] [-DISTANCE <str>] [-OUTPUT <str>]
  -DEM:<str>       	Elevation
	Grid (input)
  -GRADIENT:<str>  	Gradient
	Grid (output)
  -DIFFERENCE:<str>	Gradient Difference
	Grid (optional output)
  -DISTANCE:<str>  	Vertical Distance
	Floating point
	Minimum: 0.000000
  -OUTPUT:<str>    	Output
	Choice
	Available Choices:
	[0] distance
	[1] gradient (tangens)
	[2] gradient (degree)
