2017-03-30 12:09 GMT-06:00 Rich Shepard <[email protected]>:
> On Thu, 30 Mar 2017, Rich Shepard wrote:
>
>> Would the process be to use v.edit on a copy (called 'stream') of the
>> culvert point map to generate a straight line between the two points? That
>> would provide the vector input r.carve wants.
>
>
>   How do I add a line between two specific points using the vector digitizer
> in the GUI map display window?
>
>   Clicking on one point, then on the other point does not show a line
> between the two points.
>
>   Clicking on one point and dragging the cursor to the other point before
> releasing the button also does not display a line between the two points.
>
>   Clue stick needed.

You need first to create a new vector map (or edit an existing one)
and select "digitize new line".

Laurent
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