Re: deafault arrow style (head length) in plots with vectors

[JoanPau <jo...@gm...>]

Ethan Merritt wrote:
> 
> 
> They are set by this routine in gadgets.c:
> 
> void
> default_arrow_style(struct arrow_style_type *arrow)
> {
>     static const struct lp_style_type tmp_lp_style =
> DEFAULT_LP_STYLE_TYPE;
> 
>     arrow->layer = 0;
>     arrow->lp_properties = tmp_lp_style;
>     arrow->head = 1;
>     arrow->head_length = 0.0;
>     arrow->head_lengthunit = first_axes;
>     arrow->head_angle = 15.0;
>     arrow->head_backangle = 90.0;
>     arrow->head_filled = 0;
> }
> 
> 

Thanks for the quick reply.
I can understand all the options but one. What does a 0.0 head_length mean?
I thought that this would imply the same as nohead (any arrow drawn), but
obviously I was wrong.
Maybe it should be mentioned in the arrowstyle doc entry.
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