From Valve Developer Community
- Contents
(skin) <choices>
- What brush contents to use for this entity.
- For intrinsically nonsolid entities (ex
func_illusionary) and entities with no clipnodes (such as using zhlt_noclip), this is purely cosmetic.
- -1: Empty
- -2: Solid
- -3: Water
- -4: Slime
- -5: Lava
- -6: Sky
- -7: Volumetric Light (same as Water)
- -8: ???
- -9: Water with 0° current
- -10: Water with 90° current
- -11: Water with 180° current
- -12: Water with 270° current
- -13: Water with upward current
- -14: Water with downward current
- -15: Translucent (like water, but never solid)
- -16: Ladder
- -17: Zero Gravity
- -18: Hover Field
- -19: Fog
