##
GR
##

.. toctree::
   :maxdepth: 1

   greenspline
   grd2cpt
   grd2rgb
   grd2xyz
   grdblend
   grdclip
   grdcontour
   grdcut
   grdedit
   grdfft
   grdfilter
   grdgradient
   grdhisteq
   grdimage
   grdinfo
   grdlandmask
   grdmask
   grdmath
   grdpaste
   grdproject
   grdraster
   grdreformat
   grdsample
   grdtrack
   grdtrend
   grdvector
   grdview
   grdvolume
