[LAD] Controller images

torbenh at gmx.de torbenh at gmx.de
Thu Jun 14 00:35:39 UTC 2007


On Wed, Jun 13, 2007 at 04:33:27PM +0100, pete shorthose wrote:
> On Mon, 2007-06-11 at 06:32 +0200, torbenh at gmx.de wrote: 
> > On Thu, Jun 07, 2007 at 08:55:59PM +0100, pete shorthose wrote:
> > > On Thu, 2007-06-07 at 00:32 +0100, pete shorthose wrote:
> > > 
> > > > with my own galan knob ancestor,
> > > 
> > > shit. invert that last bit. sorry torben. /(>_<)\
> > 
> > huh ? :)
> > nevermind.
> 
> moving swiftly along then... :]
> 
> > oki.. 
> > so some .ini style syntax, easily parsed with GKeyFile
> 
> gets my vote. i hadn't thought of GKeyFile.
> 
> > i noticed, that the current galan knobs dont look so nice on a black bg.
> >
> > the rendered shadows are alpha, but they are grey.
> > so the shadow actually lights the background.
> 
> this is a tricky one. you probably see that because the knob anim
> was created with unsuitable rendering options. 

perhaps :) a friend of mine rendered it under windows...
no suitable rendering options there.

> 
> there are also two different cases here. animations for use against a
> dynamic
> themed bg and animations created for use against a static (pixmap or
> themed) bg. 
> if you specify a static bg then the makeup of rendered shadows doesn't
> matter
> much as you can see right away how well they work. but for use with gtk
> themes
> you need black shadows tempered by the alpha (not grey scale or colour
> tinted
> shadows) in order to get consistently good results across all possible
> colours.
> 
> > perhaps some sections for different backgrounds ?
> 
> if you want then i won't object but if i understand you
> correctly then it's still going to look powerful ugly on a dark 
> theme anyway right?
> 
> not only would i encourage people to (re)render their animations
> with black shadows and alpha but i'll personally commit to doing
> so for anyone who asks (where possible).
> 
> > 
> > keys:
> > 	png_filename
> > 	width
> > 	height
> > 	num_pixmaps
> 
> i'd suggest using frames instead of num_pixmaps. it makes sense in the
> context of an animation and most of the gtkknob implementations seem to
> have settled on drawing from an offset within the original image rather
> than chopping it up into separate images and putting them into a GList. 

ack. starting reimplementation using gob.

> 
> > 
> > any other thoughts ?
> 
> a version tag for future extension of the spec without screwing up the
> legacy?
> 
> WRT the galan knob animation, is the source available? i asked you a
> year or 2 back and i can't remember why it wasn't then. nor can i
> remember what it was created with, but if it was blender, look in the
> scene tab, in the render block and at the bottom, select  the "Premul"
> option and rerender the sequence. the background and shadows should
> appear black in the render window. see if that helps with the shadows.
> if you can get me the source then i'd be happy to do it too.

it lightwave and photoshop.

> 
> cheers,
> pete.
> 
> _______________________________________________
> Linux-audio-dev mailing list
> Linux-audio-dev at lists.linuxaudio.org
> http://lists.linuxaudio.org/mailman/listinfo.cgi/linux-audio-dev

-- 
torben Hohn
http://galan.sourceforge.net -- The graphical Audio language



More information about the Linux-audio-dev mailing list