<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <title>GRASS GIS 6.3.0 Reference Manual: raster3D</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <meta name="Author" content="GRASS Development Team"> <link rel="stylesheet" href="grassdocs.css" type="text/css"> </head> <body bgcolor="#FFFFFF"> <!-- this file is generated by tools/build_html_index.sh --> <img src="grass_logo.png" alt="GRASS logo"><hr align=center size=6 noshade> <h2>GRASS GIS 6.3.0 Reference Manual</h2> <p> <em>Geographic Resources Analysis Support System</em>, commonly referred to as <a href="http://grass.osgeo.org">GRASS</a>, is a Geographic Information System (GIS) used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization. GRASS is currently used in academic and commercial settings around the world, as well as by many governmental agencies and environmental consulting companies.</p> <p>This reference manual details the use of modules distributed with Geographic Resources Analysis Support System (GRASS), an open source (GNU GPL'ed), image processing and geographic information system (GIS).</p> <h3>Quick Introduction</h3> <!-- the files grass6.html & helptext.html file live in lib/init/ --> <ul> <li><a href="grass6.html">GRASS startup manual page</a></li> <li><a href="helptext.html">How to start with GRASS</a></li> <li>Introductions <ul> <li><a href="rasterintro.html">2D raster map processing</a></li> <li><a href="raster3dintro.html">3D raster map (voxel) processing</a></li> <li><a href="imageryintro.html">Image processing</a></li> <li><a href="databaseintro.html">Database management</a></li> <li><a href="vectorintro.html">Vector map processing and network analysis</a></li> <li><a href="projectionintro.html">Projections and spatial transformations</a></li> <li><a href="sql.html">SQL support</a></li> <li><a href="displaydrivers.html">Display drivers</a></li> <li><a href="variables.html">GRASS variables and environment variables</a></li> </ul> <li><a href="gem/index.html">The GRASS Extensions Manager (GEM)</a></li> </ul> <P> <b>raster3D commands:</b> <table> <tr><td valign=top><a href="r3.cross.rast.html">r3.cross.rast</a></td> <td>Creates cross section 2D raster map from 3d raster map based on 2D elevation map</td></tr> <tr><td valign=top><a href="r3.gwflow.html">r3.gwflow</a></td> <td>Numerical calculation program for transient, confined groundwater flow in three dimensions</td></tr> <tr><td valign=top><a href="r3.in.ascii.html">r3.in.ascii</a></td> <td>Convert a 3D ASCII raster text file into a (binary) 3D raster map layer</td></tr> <tr><td valign=top><a href="r3.in.v5d.html">r3.in.v5d</a></td> <td> import of 3-dimensional Vis5D files (i.e. the v5d file with 1 variable and 1 time step)</td></tr> <tr><td valign=top><a href="r3.info.html">r3.info</a></td> <td>Outputs basic information about a user-specified 3D raster map layer.</td></tr> <tr><td valign=top><a href="r3.mapcalc.html">r3.mapcalc</a></td> <td></td></tr> <tr><td valign=top><a href="r3.mapcalculator.html">r3.mapcalculator</a></td> <td>Calculates new grid3D volume from r3.mapcalc expression.</td></tr> <tr><td valign=top><a href="r3.mask.html">r3.mask</a></td> <td>Establishes the current working 3D raster mask.</td></tr> <tr><td valign=top><a href="r3.mkdspf.html">r3.mkdspf</a></td> <td>Creates a display file from an existing grid3 file according to specified threshold levels.</td></tr> <tr><td valign=top><a href="r3.null.html">r3.null</a></td> <td>Explicitly create the 3D NULL-value bitmap file.</td></tr> <tr><td valign=top><a href="r3.out.ascii.html">r3.out.ascii</a></td> <td>Converts a 3D raster map layer into an ASCII text file</td></tr> <tr><td valign=top><a href="r3.out.v5d.html">r3.out.v5d</a></td> <td>Export of GRASS 3D raster map to 3-dimensional Vis5D file.</td></tr> <tr><td valign=top><a href="r3.out.vtk.html">r3.out.vtk</a></td> <td>Converts 3D raster maps (G3D) into the VTK-Ascii format</td></tr> <tr><td valign=top><a href="r3.stats.html">r3.stats</a></td> <td>Generates volume statistics for raster3d maps.</td></tr> <tr><td valign=top><a href="r3.timestamp.html">r3.timestamp</a></td> <td>Print/add/remove a timestamp for a 3D raster map</td></tr> <tr><td valign=top><a href="r3.to.rast.html">r3.to.rast</a></td> <td>Converts 3D raster maps to 2D raster maps</td></tr> <tr><td valign=top><a href="r3.univar.html">r3.univar</a></td> <td>Calculates univariate statistics from the non-null 3d cells of a raster3d map.</td></tr> </table> <hr> <p><a href="index.html">Help Index</a> | <a href="full_index.html">Full Index</a><br> © 2003-2008 <a href="http://grass.osgeo.org">GRASS Development Team</a></p> </body> </html>
