[GRASS-user] How to update attribute table with elevation from DEM?

GRASS GRASS user
1

Hello Grassusers,

As the subject line says, I am looking for a way to update a point vectors attribute table with elevation from a DEM.

Any help for this Grass newbie would be greatly appreciated!

Bob

Bob Moskovitz
Seismic Hazards Zonation Program
California Geological Survey
http://gmw.consrv.ca.gov/shmp

CONFIDENTIALITY NOTICE: This communication is intended only for the use of the individual or entity to which it is addressed. This message contains information from the State of California, California Geological Survey, which may be privileged, confidential and exempt from disclosure under applicable law, including the Electronic Communications Privacy Act. If the reader of this communication is not the intended recipient, you are hereby notified that any dissemination, distribution, or copying of this communication is strictly prohibited.

2

Hallo
On Fri, Jun 02, 2006 at 02:50:49PM -0700, Moskovitz, Bob wrote:

Hello Grassusers,

As the subject line says, I am looking for a way to update a point vectors attribute table with elevation from a DEM.

Any help for this Grass newbie would be greatly appreciated!

Bob

v.drape input=points rast=elevation.dem output=points3d

Bob Moskovitz
Seismic Hazards Zonation Program
California Geological Survey
http://gmw.consrv.ca.gov/shmp

CONFIDENTIALITY NOTICE: This communication is intended only for the use of the individual or entity to which it is addressed. This message contains information from the State of California, California Geological Survey, which may be privileged, confidential and exempt from disclosure under applicable law, including the Electronic Communications Privacy Act. If the reader of this communication is not the intended recipient, you are hereby notified that any dissemination, distribution, or copying of this communication is strictly prohibited.

WTF?

Jáchym

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Jachym Cepicky
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3

On Friday 02 June 2006 14:50, Moskovitz, Bob wrote:

Hello Grassusers,

As the subject line says, I am looking for a way to update a point vectors
attribute table with elevation from a DEM.

Any help for this Grass newbie would be greatly appreciated!

Bob

Bob Moskovitz
Seismic Hazards Zonation Program
California Geological Survey
http://gmw.consrv.ca.gov/shmp

CONFIDENTIALITY NOTICE: This communication is intended only for the use of
the individual or entity to which it is addressed. This message contains
information from the State of California, California Geological Survey,
which may be privileged, confidential and exempt from disclosure under
applicable law, including the Electronic Communications Privacy Act. If the
reader of this communication is not the intended recipient, you are hereby
notified that any dissemination, distribution, or copying of this
communication is strictly prohibited.

Bob,

check out v.drape / v.sample / v.what.rast in GRASS61

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Dylan Beaudette
Soils and Biogeochemistry Graduate Group
University of California at Davis
530.754.7341