Common Tasks

Mini tutorials showcasing some common GIS taks

• Import and display SRTM elevation data
  • GRASS Newsletter, 3, June 2005.

• Import and display VMap0 Digital Chart of the World
  • GRASS Newsletter, 3, June 2005.

• Import and display ETOPO2 world elevation and bathymetry dataset
  • Global dataset of bathymetry and topography. GRASS Newsletter, 1:8-11, August 2004.

• Use NVIZ to render a 3D image

nviz elevation.dem

• Use NVIZ to make a fly through movie
  • see nviz keyframe animation panel help page

• Use Paraview to render a 3D image
  • r.out.vtk, v.out.vtk

• Create a shaded relief map
  • r.shaded relief

• drape semi-transparent land use map over shaded relief map
  • d.his

• Create a high quality hardcopy plot
  • ps.map
  • export to GMT

• Geo-rectify a scanned raster image
  • r.in.gdal into XY location
  • GUI georectifier
  • i.points + i.rectify (alternate method)

• Trace vector contours from a scanned map

• Create a DEM from contour lines and trig points
  • r.surf.contour

• Create a DEM from x,y,z point data
  • v.surf.rst
  • v.surf.idw
  • v.surf.bspline
  • r.surf.nnbathy

• Create vector contour lines from a raster DEM
  • r.contour