World Space Font draw calls are very heavy and are not affected by occlusion culling

umutalicoskun

New member
While in the hideout I realised looking at a certain direction caused heavy fps drops. At first I thought that might be due to some heavy object being rendered but the fps drop stayed even while no-clipping to the empty room next to the shop. Not being able to determine the cause, I opened RenderDoc and captured with fps drops and without.

The main difference was that world space fonts such as the "Teleport to Sandbox" on the teleporter or "The Atrium" being rendered even while obstructed by walls and taking very long to draw.

Teleport to Sandbox

görsel_2026-03-30_041818336.png
1774833583377.png

The Atrium

1774833720815.png
1774833780733.png


These two took the most gpu duration to draw by a large margin.

My specs:
Radeon RX550/550 Series
AMD FX-8350
16GB 800MHz Memory
Windows 10 Pro 64bit
 
While in the hideout I realised looking at a certain direction caused heavy fps drops. At first I thought that might be due to some heavy object being rendered but the fps drop stayed even while no-clipping to the empty room next to the shop. Not being able to determine the cause, I opened RenderDoc and captured with fps drops and without.

The main difference was that world space fonts such as the "Teleport to Sandbox" on the teleporter or "The Atrium" being rendered even while obstructed by walls and taking very long to draw.

Teleport to Sandbox

View attachment 96634
View attachment 96635

The Atrium

View attachment 96639
View attachment 96640


These two took the most gpu duration to draw by a large margin.

My specs:
Radeon RX550/550 Series
AMD FX-8350
16GB 800MHz Memory
Windows 10 Pro 64bit
So that probably explains the drastic fps drop.
 
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