Re: Shaders & Textures in Next

Alan Teeder <[email protected]> Tue, 2 Jun 2026 15:30:22 +0100
Newsgroups gmane.games.flightgear.devel
Organization home
Message-ID <[email protected]>
Assuming this is the Bell  UH1 from FGaddon I did a quick test with 
next. The aircraft, including panels looks OK. This error message is 
repeated continuously :-

[sentry] ERROR LOG: Nasal runtime error: nil used in numeric context
   244.40 [ALRT]:nasal        at 
C:/fg/fgaddon/Aircraft/UH-1/Nasal/rotorwash.nas, line 34
[sentry] ERROR LOG:   at 
C:/fg/fgaddon/Aircraft/UH-1/Nasal/rotorwash.nas, line 34

On 02/06/2026 15:00, Patrick Callahan wrote:
> Stuart,
>
> Is anyone considering working on developing migration documentation in 
> the near future?
>
> Who are the likely players?
>
> -pat
>
> On Tue, Jun 2, 2026 at 8:28 AM Stuart Buchanan <[email protected]> wrote:
>
>     Hi Alex,
>
>     On Tue, Jun 2, 2026 at 1:09 PM Alex Barrettwrote:
>
>         Hi All,
>
>         As a grunt level aircraft contributor I was wondering if
>         there's some documentation on the requirements for Next and
>         textures - if appropriate.
>
>
>     That's still to be developed, but fundamentally: migrate the
>     aircraft to gltf with PBR textures.
>
>     There's some instructions in the wiki on what options to set in
>     Blender.
>
>         Most of the aircraft seem to be coming out as entirely
>         textureless and accompanied with errors such as:
>
>         6.20 [WARN]:io
>         /builds/flightgear/fgmeta/simgear/simgear/scene/model/ModelRegistry.cxx:564:
>         Image loading failed: 6.20 [WARN]:osg
>         /builds/flightgear/fgmeta/dist/include/simgear/scene/util/OsgIoCapture.hxx:63:
>         Error reading file /run/media/avionyx/filestore/FG
>         Files/Aircraft/Bell_412/Models/Interior/Panel/panel.jpg: file
>         not handled 6.20 [ALRT]:osg
>         /builds/flightgear/fgmeta/dist/include/simgear/scene/util/OsgIoCapture.hxx:63:
>         osgDB ac3d reader: could not read texture "panel.jpg"
>
>
>     That looks very like OSG hasn't been compiled with the JPG plugin,
>     perhaps because OSG hasn't found a JPG library?
>
>     If you have compiled OSG yourself, please check the plugins.  If
>     it's from our CI, then that may need updating.
>
>     -Stuart
>
>     -Stuart
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