http://bugs.winehq.org/show_bug.cgi?id=28444
--- Comment #10 from Mitchell Keith Bloch bazald@gmail.com 2012-07-16 23:07:29 CDT --- No problem. It's nice to know that this bug report hasn't been forgotten.
It looks like Józef Kucia's ffe36a3894356f6e23107eb7f0fd1c87d0d71f14 implements D3DRTYPE_VOLUMETEXTURE and changes virtually nothing else. Unfortunately, fixing this depends on a change to how D3DRTYPE_TEXTURE is handled. I can't offer any more insight than that at the moment, I'm afraid.