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List: grass-user
Subject: Re: [GRASS-user] grass-user Digest, Vol 90, Issue 35
From: Rabotin Michael <rabotin () supagro ! inra ! fr>
Date: 2013-10-21 15:47:40
Message-ID: 52654C9C.1060201 () supagro ! inra ! fr
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Le 21/10/2013 16:48, grass-user-request@lists.osgeo.org a écrit :
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> Today's Topics:
>
> 1. How to delete small closed lines, problems with v.edit and
> v.generalize (BLANDENIER Lucien)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 21 Oct 2013 14:48:21 +0000
> From: BLANDENIER Lucien <lucien.blandenier@unine.ch>
> To: "grass-user@lists.osgeo.org" <grass-user@lists.osgeo.org>
> Subject: [GRASS-user] How to delete small closed lines, problems with
> v.edit and v.generalize
> Message-ID:
> <84F1DDBD03D55944AA4E63A2FE5EADE5530A7CFE@MAIL-MBX-05.UNINE.CH>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hello,
>
> I'm trying to simplify a contour map I've done with r.contour. I want to remove \
> small area but when I use the command v.edit map=<map> tool=delete thresh=1000 \
> query=length, only "non-closed map" are considered and the "closed line" (there are \
> really lines, not polygons) remain.
Hello,
did you try to transform your line vector into a polygon vector and use
after a v.clean command with tool=rmarea ? So only the small area will
be removed and after you can again transform your polygon vector into a
lin vector
Mick
>
> I've the same problem with the command v.generalize.
>
> Does someone knows how to consider all the lines ?
>
> Attached is my shp.
>
>
> Regards
>
>
> Lucien
>
>
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> End of grass-user Digest, Vol 90, Issue 35
> ******************************************
--
Signature electronique
INRA <http://www.inra.fr>
*Michael Rabotin*
*Ingénieur d'Etude SIG / GIS Engineer*
michael.rabotin@supagro.inra.fr <mailto:#>
*UMR LISAH - Centre de Montpellier*
Tèl. : +33 (0)4 99 61 23 85
Mobile : +33 (0)6 76 45 46 83
Fax : +33 (0)4 67 63 26 14
Bat 24 - 2 place Pierre Viala
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www.inra.fr <http://www.inra.fr> www.openfluid-project.org
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<div class="moz-cite-prefix">Le 21/10/2013 16:48,
<a class="moz-txt-link-abbreviated" \
href="mailto:grass-user-request@lists.osgeo.org">grass-user-request@lists.osgeo.org</a> \
a écrit :<br> </div>
<blockquote
cite="mid:mailman.3927.1382366907.13188.grass-user@lists.osgeo.org"
type="cite">
<pre wrap="">Send grass-user mailing list submissions to
<a class="moz-txt-link-abbreviated" \
href="mailto:grass-user@lists.osgeo.org">grass-user@lists.osgeo.org</a>
To subscribe or unsubscribe via the World Wide Web, visit
<a class="moz-txt-link-freetext" \
href="http://lists.osgeo.org/mailman/listinfo/grass-user">http://lists.osgeo.org/mailman/listinfo/grass-user</a>
or, via email, send a message with subject or body 'help' to
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You can reach the person managing the list at
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When replying, please edit your Subject line so it is more specific
than "Re: Contents of grass-user digest..."
Today's Topics:
1. How to delete small closed lines, problems with v.edit and
v.generalize (BLANDENIER Lucien)
----------------------------------------------------------------------
Message: 1
Date: Mon, 21 Oct 2013 14:48:21 +0000
From: BLANDENIER Lucien <a class="moz-txt-link-rfc2396E" \
href="mailto:lucien.blandenier@unine.ch"><lucien.blandenier@unine.ch></a>
To: <a class="moz-txt-link-rfc2396E" \
href="mailto:grass-user@lists.osgeo.org">"grass-user@lists.osgeo.org"</a> <a \
class="moz-txt-link-rfc2396E" \
href="mailto:grass-user@lists.osgeo.org"><grass-user@lists.osgeo.org></a>
Subject: [GRASS-user] How to delete small closed lines, problems with
v.edit and v.generalize
Message-ID:
<a class="moz-txt-link-rfc2396E" \
href="mailto:84F1DDBD03D55944AA4E63A2FE5EADE5530A7CFE@MAIL-MBX-05.UNINE.CH"><84F1DDBD03D55944AA4E63A2FE5EADE5530A7CFE@MAIL-MBX-05.UNINE.CH></a>
Content-Type: text/plain; charset="iso-8859-1"
Hello,
I'm trying to simplify a contour map I've done with r.contour. I want to remove small \
area but when I use the command v.edit map=<map> tool=delete thresh=1000 \
query=length, only "non-closed map" are considered and the "closed line" (there are \
really lines, not polygons) remain.</pre> </blockquote>
Hello,<br>
did you try to transform your line vector into a polygon vector and
use after a v.clean command with tool=rmarea ? So only the small
area will be removed and after you can again transform your polygon
vector into a lin vector <br>
<br>
Mick<br>
<br>
<blockquote
cite="mid:mailman.3927.1382366907.13188.grass-user@lists.osgeo.org"
type="cite">
<pre wrap="">
I've the same problem with the command v.generalize.
Does someone knows how to consider all the lines ?
Attached is my shp.
Regards
Lucien
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End of grass-user Digest, Vol 90, Issue 35
******************************************
</pre>
</blockquote>
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