r.plane
GRASS Reference Manual
r.plane NAME r.plane - Creates a tilted plane. GRASS VERSION 5.x SYNOPSIS r.plane r.plane help r.plane [dip=value] OPTIONS Parameters: Please give the value for the dip (inclination) in degrees. The value must be between -90 and 90 from horizontal, with positive values pointing down. Real numbers are valid. No value results in dip=0 and horizontal surface. Please give the value for the azimuth in degrees counterclockwise from north. The value must be between 0 and 360. Real numbers are valid. Please enter easting, northing for one point on the plane. Real numbers are valid. EXAMPLE r.plane help - it gets the current region n=5777911.25 s=5773623.75 w=3552072.25 e=3557172.25 nsres=12.5 ewres=12.5 GRASS 5.0beta6 GRASS Development Team 1