Self-illumination

Self-illumination on the Cheater's Lament.

Self-illumination is a feature of the Source Engine that causes certain textures to appear to glow when in areas with little light. This effect is used to add to the appearance of certain items in Team Fortress 2.

Objects that glow in the dark

Class	Type	Object	Location of glow
Scout	Weapons	Sun-on-a-Stick	The orange segments.
	Misc	Sign of the Wolf's School	The glowing eyes.
Pyro	Weapons	Sharpened Volcano Fragment	The orange segments.
	Hats	Blazing Bull	The horns.
	Misc	Tail From the Crypt	The tail.
		Fallen Angel	The wings.
Demoman	Misc	Scottish Snarl	The eyes and teeth.
Engineer	Hats	Mining Light	The lightbulb.
		Industrial Festivizer	The festive lights.
	Misc	Pip-Boy	The screen and buttons.
Medic	Weapons	Quick-Fix	The backpack.
	Misc	Dr. Gogglestache	The goggles.
		Emerald Jarate	The neon liquid.
All classes	Hats	A Rather Festive Tree	The lights and the star.
		Cheater's Lament	The halo.
		Horseless Headless Horsemann's Head	The inside areas. Set to fade in and out.
		Aperture Labs Hard Hat	The lightbulb with a team-colored lens.

Update history

December 2, 2010 Patch

• [Undocumented] The self illumination applied to the Earbuds is removed.

September 15, 2011 Patch

• [Undocumented] Fixed the Industrial Festivizer not glowing in the dark.

External links

• $selfillum on the Valve Developer Community