r.relief
r.relief - Creates shaded relief from an elevation layer (DEM).
Raster (r.*)
ParameterRaster|input|Input elevation layer
ParameterNumber|altitude|Altitude of the sun in degrees above the horizon|None|None|30.0
ParameterNumber|azimuth|Azimuth of the sun in degrees to the east of north|None|None|270.0
ParameterNumber|zscale|Factor for exaggerating relief|None|None|1.0
ParameterNumber|scale|Scale factor for converting horizontal units to elevation units|None|None|1.0
ParameterSelection|units|et scaling factor (applies to lat./long. locations only, none: scale=1)|none;meters;feet
OutputRaster|output|Output shaded relief layer
