[GRASS5] [bug #3350] (grass) ps.map: vpoints draws before grid

Maciek Sieczka werchowyna at epf.pl
Thu Jun 16 16:47:16 EDT 2005


Hamish

Wouldn't it be usefull for any element to be rendered by the order of
appearance in the file containing mapping instructions?

So the vpoints (or any other element) could be drawn over or under the
grid (or any other piece of map), as the user wishes.

Maciek

----- Original Message ----- 
From: "Request Tracker" <grass-bugs at intevation.de>
To: <grass5 at grass.itc.it>
Sent: Thursday, June 16, 2005 6:45 AM
Subject: [GRASS5] [bug #3350] (grass) ps.map: vpoints draws before grid


> this bug's URL: http://intevation.de/rt/webrt?serial_num=3350
> -------------------------------------------------------------------------
>
> Subject: ps.map: vpoints draws before grid
>
> In ps.map, vpoint "markers" are drawn under the grid lines. Not sure if
> same
> is true for vector lines, but markers should go on top. Need to have a
> call in
> ps_map.c after do_grid() to call do_vectors().
>
> Not sure how to handle masked points, I think they'll always have to be
> drawn
> before the grid lines.
>
> Proposed solution: make (ie separate out) a do_vpoints() function in
> do_vectors.c, conditionalize a call to it within the do_vectors() function
> so
> it only runs when masked, then place a call to do_vpoints() after
> do_grid() in
> ps_map.c if not masked.
>
>
>
> ?
> Hamish
>
>
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