light

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Structure and fields

Field Type Comments

flags bitfield

Flag	Mask	Comments
dynamic	`0x1`
no specular	`0x2`
don't light own object	`0x4`
supersize in first person	`0x8`
first person flashlight	`0x10`
don't fade active camouflage	`0x20`

float

Default: 1

Bounds

Default: 1,1

Field	Type	Comments
min	`float`
max	`float`

float

Default: 3.14159274101257

float

Default: 3.14159274101257

lens flare only radius float

cos falloff angle

float

Cache only

cos cutoff angle

float

Cache only

float

Cache only

Not setting this to 2 breaks the first person flashlight.

sin cutoff angle

float

Cache only

interpolation flags bitfield

Flag	Mask	Comments
blend in hsv	`0x1`
more colors	`0x2`

color lower bound ColorARGB

Field	Type	Comments
alpha	`float`
red	`float`
green	`float`
blue	`float`

color upper bound ColorARGB^?

primary cube map TagDependency: bitmap

texture animation function enum

Option	Value	Comments
one	`0x0`
zero	`0x1`
cosine	`0x2`
cosine variable period	`0x3`
diagonal wave	`0x4`
diagonal wave variable period	`0x5`
slide	`0x6`
slide variable period	`0x7`
noise	`0x8`
jitter	`0x9`
wander	`0xA`
spark	`0xB`

texture animation period

float

Unit: seconds

secondary cube map TagDependency: bitmap

yaw function enum^?

float

Unit: seconds
Default: 1

roll function enum^?

float

Unit: seconds
Default: 1

pitch function enum^?

float

Unit: seconds
Default: 1

lens flare TagDependency: lens_flare

intensity float

color ColorRGB

float

Unit: seconds

falloff function enum

Option	Value	Comments
linear	`0x0`
early	`0x1`
very early	`0x2`
late	`0x3`
very late	`0x4`
cosine	`0x5`

Acknowledgements

Thanks to the following individuals for their research or contributions to this topic:

Kavawuvi (Invader tag definitions)
MosesOfEgypt (Tag structure research)