View source for Simula

Simula is a VR window manager built with the godot engine.

{{ WARNING |
2023/01/15: after starting steamvr, cpu-usage spikes to 90.<br>
after ~20m simula splash render shows up, then crashes "InitVRFailed"<br>
appears to be trying to load xfce4-terminal which I don't have installed.<br>
<br>
After installing, <code>Failed to connect to session manager: Failed to connect to the session manager: SESSION_MANAGER environment variable not defined</code><br>
Maybe try from openbox?

}}

= Documentation =
<blockquote>
{| class="wikitable"
|-
| home || https://simulavr.com/shop/
|-
| github || https://github.com/SimulaVR/Simula
|-
|}
</blockquote><!-- Documentation -->

= Install =
<blockquote>
Your video-card and driver must support [[opengl]].<br>
Test with
<syntaxhighlight lang="bash">
glxgears
</syntaxhighlight>

Ensure your user is in nix truxted-users, and restart nix-daemon
<syntaxhighlight lang="bash">
# /etc/nix/nix.conf
trusted-users = root will
</syntaxhighlight>

<syntaxhighlight lang="bash">
sudo systemctl restart nix-daemon

cd /var/src \
  && git clone --depth 1 --recursive https://github.com/SimulaVR/Simula \
  && cd Simula \
  && source ./utils/Helpers.sh \
  && installSimula

ln -s `pwd`/result/bin/simula /usr/bin/simula
</syntaxhighlight>
</blockquote><!-- Install -->

= Usage =
<blockquote>
<syntaxhighlight lang="yaml">
- start steamvr
- /var/src/Simula/result/bin/simula  # use appropriate user to match dir permissions
</syntaxhighlight>
</blockquote><!-- Usage -->