[GRASS-user] Adding Bearings/Headings to Points

[Hamish]

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