Hammer Tutorial V2 Series #21 “Optimization”

Func_Detail – 00:19
Skybox Creation – 5:52
Hint / Skip – 16:46
Func_Occluder – 24:42
Func_Areaportal – 25:34
Func_Areaportalwindow – 30:41
Fog Z-Clip – 33:32
Prop Fade Distance – 34:23

VVIS VDC Article: https://developer.valvesoftware.com/wiki/Vvis
VIS Leaf VDC Article: https://developer.valvesoftware.com/wiki/Visleaf
PVS VDC Article: https://developer.valvesoftware.com/wiki/PVS
Visibility Optimization VDC Article: https://developer.valvesoftware.com/wiki/Visibility_optimization
Hint Brush VDC Article: https://developer.valvesoftware.com/wiki/Hint_brush
Leak VDC Article: https://developer.valvesoftware.com/wiki/Leaks