Pavel Rojtberg

where is your `CaelumPlugin::getSingleton().initialise();`? That must happen before you initialise the resource group containing the caelum script. The caelum demo successfully parses TestSkyScript.os

this means some resource got an empty name. Need a callstack to figure out which one.

> any idea why texture doesn't work here? see my previous comment https://github.com/RigsOfRods/rigs-of-rods/pull/2858#pullrequestreview-899223118 the texture line will attempt to load a file named "diffuse_tex" and fail.

the RTShader component needs to be properly initialized: https://github.com/OGRECave/ogre/blob/master/Samples/Python/bites_sample.py#L42-L43 and if you do not user ApplicationContext, you have to register this listener: https://github.com/OGRECave/ogre/blob/master/Components/Bites/include/OgreSGTechniqueResolverListener.h also it needs an up to date...

> (this=this@entry=0x0 https://github.com/OGRECave/ogre/blob/master/Components/Bites/src/OgreApplicationContextBase.cpp#L83

disclamer: I did not read up how flexbodies actually work. This reminds me a lot of pose animation. You can find a working example of doing them on the GPU...

does this help? https://github.com/OGRECave/ogre/blob/master/OgreMain/src/OgreFileSystem.cpp#L48

> @paroj it seems we can't reproduce this anymore. Is there any ogre 1.11 change that may fixed it? no > Or its gpu related? it might be driver dependent

how about setting `Matrix4::IDENTITY` here: https://github.com/OGRECave/ogre/blob/bc3221a5e582f8ffdad54eb35b6c015c4330a975/OgreMain/src/OgreStaticGeometry.cpp#L1368

> If while rendering, then it would ignore the Root Node's current transform and only use what was baked in. yes, this. > If the transform on the Root node...