[GRASS-dev] [GRASS GIS] #911: v.parallel: user interface change in 6.x line

#911: v.parallel: user interface change in 6.x line
----------------------+-----------------------------------------------------
Reporter: msieczka | Owner: grass-dev@lists.osgeo.org
     Type: defect | Status: new
Priority: blocker | Milestone: 6.4.0
Component: Vector | Version: svn-develbranch6
Keywords: | Platform: All
      Cpu: All |
----------------------+-----------------------------------------------------
There is a user interface change to v.parallel in GRASS 6.x. The option
`distance' does not accept negative offsets anymore, and introduces a new
`side' option to distinguish left/right, instead.

Before v.parallel2, v.parallel used to accept negative numbers for dist.
Now it fails:

{{{
$ v.parallel in=lines out=lines_par dist=-1

ERROR: value <-1> out of range for parameter <distance>
        Legal range: 0-100000000
}}}

I guess such a change to user interface within a stable release line is
not allowed.

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Ticket URL: <http://trac.osgeo.org/grass/ticket/911&gt;
GRASS GIS <http://grass.osgeo.org>

#911: v.parallel: user interface change in 6.x line
-----------------------+----------------------------------------------------
  Reporter: msieczka | Owner: grass-dev@lists.osgeo.org
      Type: defect | Status: new
  Priority: blocker | Milestone: 6.4.0
Component: Vector | Version: svn-develbranch6
Resolution: | Keywords: v.parallel
  Platform: All | Cpu: All
-----------------------+----------------------------------------------------
Changes (by hamish):

  * keywords: => v.parallel

Comment:

fixed in devbr6 with r41042. please test.

module is still rather buggy, & it gets differently worse after
v.build.polylines. (test map: railroads@spearfish)
- see v.buffer bug report, it's the same lib fn causing problems AFAIK.

I didn't figure out how to get angle= to work. maybe I need minordistance
for that? (docs needed)

Hamish

--
Ticket URL: <https://trac.osgeo.org/grass/ticket/911#comment:1&gt;
GRASS GIS <http://grass.osgeo.org>

#911: v.parallel: user interface change in 6.x line
-----------------------+----------------------------------------------------
  Reporter: msieczka | Owner: grass-dev@lists.osgeo.org
      Type: defect | Status: closed
  Priority: blocker | Milestone: 6.4.0
Component: Vector | Version: svn-develbranch6
Resolution: fixed | Keywords: v.parallel
  Platform: All | Cpu: All
-----------------------+----------------------------------------------------
Changes (by hamish):

  * status: new => closed
  * resolution: => fixed

Comment:

backported to relbr64 with r41064.

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Ticket URL: <https://trac.osgeo.org/grass/ticket/911#comment:2&gt;
GRASS GIS <http://grass.osgeo.org>