From: Josh Vermaas (
Date: Fri Jan 01 2021 - 13:13:55 CST

Hi Chris,

For those downloads, the libraries are compiled in or otherwise included
with VMD, so no, you don't need to install OSPRay first (or OptiX, or CUDA).


On 1/1/21 4:59 AM, Chris Taylor wrote:
> Hello everyone, this might be a dumb question but I haven't found a
> reference in the docs. I want to install VMD from the following binary
> distribution:
> Version 1.9.4 LATEST ALPHA (2020-12-21)
> LINUX_64 OpenGL, CUDA, OptiX, OSPRay (Linux (RHEL 6.7 and later)
> 64-bit Intel/AMD x86_64 SSE, with CUDA 9.x, OptiX, OSPRay)
> But does that mean I have to download, build, and install OSPRay
> first? Or does the download include the pre-compiled libraries? thanks
> Chris