When viewing through the cab glass, even just being inside the cab, several parts and models vanish from view, outside and even inside the cab. as you can see, it’s very finnicky to use studio in this somewhat incapacitated state, as it prevents me seeing the parts inside my area of work, and the flickering of parts and unions outside cause distraction.
For SpecialMeshes that use an offset value, this feature would send a transform matrix to the OC system that had the offset value baked in.
Previously, the transform matrix didn’t have this value baked in, so the OC code would apply it manually before drawing to the Z buffer. The new feature then caused the SpecialMesh offset to be applied twice, causing the SpecialMesh to occlude the incorrect portion of the screen