[GRASS-SVN] r48578 - grass/trunk/vector/v.in.lidar
svn_grass at osgeo.org
svn_grass at osgeo.org
Sat Oct 1 03:30:09 EDT 2011
Author: mmetz
Date: 2011-10-01 00:30:09 -0700 (Sat, 01 Oct 2011)
New Revision: 48578
Modified:
grass/trunk/vector/v.in.lidar/v.in.lidar.html
Log:
v.in.lidar: update manual
Modified: grass/trunk/vector/v.in.lidar/v.in.lidar.html
===================================================================
--- grass/trunk/vector/v.in.lidar/v.in.lidar.html 2011-10-01 07:29:46 UTC (rev 48577)
+++ grass/trunk/vector/v.in.lidar/v.in.lidar.html 2011-10-01 07:30:09 UTC (rev 48578)
@@ -8,7 +8,7 @@
The compressed LAS format can be imported only if libLAS has been compiled
with laszip support. It is also recommended to compile libLAS with GDAL,
needed to text for matching projections.
-<p>
+<P>
For larger datasets, it is recommended to not build topology (-b flag).
Also, creating a table with attributes can take some time for larger datasets.
@@ -44,7 +44,28 @@
created (with only a PERMANENT mapset), and the vector map will have been
imported with the indicated <b>output</b> name into the PERMANENT mapset.
+<h2>EXAMPLE</h2>
+This example is analogous to the example used in the GRASS wiki page for
+<a href="http://grass.osgeo.org/wiki/LIDAR#Import_LAS_as_vector_points">importing LAS as vector points</a>.
+<p>
+The sample LAS data are in the file "Serpent Mound Model LAS Data.las",
+available at
+<a href="http://www.appliedimagery.com/downloads/sampledata/Serpent%20Mound%20Model%20LAS%20Data.las">appliedimagery.com</a>
+
+<div class="code"><pre>
+ # print LAS file info
+ v.in.lidar -p input="Serpent Mound Model LAS Data.las"
+
+ # create location with projection information of the LAS data
+ v.in.lidar -i input="Serpent Mound Model LAS Data.las" location=Serpent_Mound
+
+ # quit and restart GRASS in the newly created location "Serpent_Mound"
+ # real import of LiDAR LAS data, without topology and without attribute table
+ v.in.lidar -tb input="Serpent Mound Model LAS Data.las" output=Serpent_Mound_Model_pts
+</pre></div>
+
+
<h2>REFERENCES</h2>
<a href="http://www.asprs.org/a/society/committees/standards/lidar_exchange_format.html">
More information about the grass-commit
mailing list