did i do this correctly? (hint-skip)

[dabmasterars]

 

[Brokkhouse]

What purpose is this supposed to achieve?

 

[dabmasterars]

What purpose is this supposed to achieve?

visleaf optimization, the area outside of the vent isn't rendered until you go inside the triangle

 

[Tiftid]

That should work fine.
An even better thing you can do is slap a func_areaportal in that doorway, and link it to the door so nothing beyond the door is rendered while it's closed.

 

[dabmasterars]

That should work fine.
An even better thing you can do is slap a func_areaportal in that doorway, and link it to the door so nothing beyond the door is rendered while it's closed.

the door is permaopen after the point is captured once, but thanks anyway!