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From:	"Erich Heinzle (a1039181 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
Date:	Tue, 21 Mar 2017 00:24:50 +1030
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Subject:	Re: [geda-user] [pcb-rnd] opengl support available, test sprint
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The patch has been applied,

Cheers,

Erich.

On Sat, Mar 18, 2017 at 7:57 PM, Gabriel Paubert (paubert AT iram DOT es)
[via geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:
> On Sun, Mar 12, 2017 at 05:44:08AM +0100, gedau AT igor2 DOT repo DOT hu wrote:
>> Hi all,
>>
>> we started a large scale refactoring of the gtk HID back in January.
>> Thanks to a fellow developer (who wishes to remain anonymous) we now
>> have a system that allows multiple gtk-based HIDs with much of the
>> code shared.
>>
>> This also paved the road for opengl support. We only needed someone
>> to actually do it. Big thanks to Keith Packard for contributing this
>> part.
>>
>> SVN HEAD version of pcb-rnd replaces the hid_gtk plugin with
>> hid_gtk2_gl and hid_gtk2_gdk. Scconfig attempts to detect both gdk
>> and gl. It is possible to compile both and choose which one to use
>> on startup-time (usign the --gui switch from the command line or
>> using the configuration system to change the preferred order of
>> HIDs). Screenshots for comparison (same version of pcb-rnd ran with
>> "--gui gtk2_gl" and "--gui gtk2_gdk"):
>>
>> http://igor2.repo.hu/tmp/gl.png
>>
>> http://igor2.repo.hu/tmp/gl2.png
>>
>> There will be an online coding/test sprint next weekend:
>>
>> http://repo.hu/cgi-bin/pcb-rnd-people.cgi?event=tsprint4
>>
>> Feel free to join during the sprint (or any other time - we have
>> things happening almost 24/7) to get support with pcb-rnd.
>>
>> If you haven't downloaded pcb-rnd yet because of missing transparent
>> layers and/or opengl support, this is the best time to get an svn
>> checkout^1!
>
> I'm in this group, I just compiled pcb-rnd and it seems to work fine
> on my old (late 2005) laptop. Pure gtk drawing was too slow to be usable
> but the GL version is reasonably fast.
>
> It compiles fine, great job, although I'd prefer a less verbose output
> from make to better see the compiler messages (I like the terseness of
> the Linux kernel compiles).
>
> However, the BGA parametric footprint generator seems to hate me
> and never works as soon as I change a parameter. I get a lot of
>
> (synchro-rnd.lht:20679): GdkGLExt-CRITICAL **: gdk_gl_drawable_gl_begin: assertion 'GDK_IS_GL_DRAWABLE (gldrawable)' failed
>
> messages and I can't place anything.
>
> From the code, I also suspect that it goes from A to Z for the
> alphanumeric labelling, which is incorrect. Most BGA alphabets
> skip a few letters: I, O, Q, S, X, and Z for the Xilinx parts
> I'm using (leaving us with a 20 alphabet of 20 symbols).
>
> I just spotted a typo (triangle is misspelt) so here is a simple patch:
>
>
> Index: pcblib/parametric/silkmark.help
> ===================================================================
> --- pcblib/parametric/silkmark.help     (revision 7772)
> +++ pcblib/parametric/silkmark.help     (working copy)
> @@ -1,8 +1,8 @@
>  #@@param:silkmark how to mark pin 1 on the silk layer; multiple values can be listed separated with colons, e.g. "silkmark=externalx:angled"
>  #@@enum:silkmark:square a rectangle around pin 1
> -#@@enum:silkmark:externalx a little trinagle placed outside of the box pointing in line with the first x row
> -#@@enum:silkmark:externaly a little trinagle placed outside of the box pointing in line with the first y row
> -#@@enum:silkmark:external45 a little trinagle placed outside of the box pointing at the corner in 45 degree
> +#@@enum:silkmark:externalx a little triangle placed outside of the box pointing in line with the first x row
> +#@@enum:silkmark:externaly a little triangle placed outside of the box pointing in line with the first y row
> +#@@enum:silkmark:external45 a little triangle placed outside of the box pointing at the corner in 45 degree
>  #@@enum:silkmark:external shorthand for external
>  #@@enum:silkmark:angled an angled line in the corner
>  #@@enum:silkmark:arc an external 270 degree arc
>
>     Cheers,
>     Gabriel

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