[GRASS-user] Cut a floodplain polygon with 1meter wide polygons perpendicular to its river channel

[Markus Neteler]

On Sun, Oct 14, 2018 at 11:28 PM Shane Carey <careyshan at gmail.com> wrote:
>
> Hi,
>
> I need to cut a floodplain polygon into one meter strips which are perpendicular to the river. This needs to be an automated process. Just wondering has anyone ever done this or similar in Grass GIS through python or a bash script?
>
> The link attached shows two slides. Stage one is the first slide and slide two is what I hope to end up with.
>
> https://docs.google.com/presentation/d/1x7IQ3BJlLLSb6R2atxIIiaeWzyCqCZQ3uWaGPZyo6ds/edit?usp=sharing

This addon seems to do (similar) perpendicular line creation:
  v.civil - Generates a alignment for designing roads, channels, and
ports in civil engineering
  https://grass.osgeo.org/grass7/manuals/addons/v.civil.html

Best
Markus

-- 
Markus Neteler, PhD
http://www.mundialis.de - free data with free software
http://grass.osgeo.org
http://courses.neteler.org/blog