Hi, I am new to GRASS and I was wondering if it was possible to have points
on a map that depicted headings with an arrow or any other arbitrary symbol?
In other words, can symbols 'show' where a point was heading at its
respective time stamp?
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Gustavo Espinoza wrote:
Hi, I am new to GRASS and I was wondering if it was
possible to have points on a map that depicted headings
with an arrow or any other arbitrary symbol?
In other words, can symbols 'show' where a point was
heading at its respective time stamp?
sure, just set the rotation angle.
see
http://grass.osgeo.org/wiki/IconSymbols#Modules
http://grass.osgeo.org/wiki/Ps.map_scripts#Creating_a_fancy_North_Arrow
and for line direction 'd.vect display=dir'
Hamish