lightning

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Structure and fields

Field Type Comments

count uint16

near fade distance

float

Unit: world units

far fade distance

float

Unit: world units

jitter scale source enum

Option	Value	Comments
none	`0x0`
a out	`0x1`
b out	`0x2`
c out	`0x3`
d out	`0x4`

thickness scale source enum^?

tint modulation source enum

Option	Value	Comments
none	`0x0`
a	`0x1`
b	`0x2`
c	`0x3`
d	`0x4`

brightness scale source enum^?

bitmap TagDependency: bitmap

markers

Block

HEK max count: 16

Field Type Comments

attachment marker TagString

flags bitfield

Flag	Mask	Comments
not connected to next marker	`0x1`

octaves to next marker int16

random position bounds

Vector3D

Unit: world units

Field	Type	Comments
i	`float`
j	`float`
k	`float`

random jitter

float

Unit: world units

thickness

float

Unit: world units

tint ColorARGB

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

shader

Block

HEK max count: 1

Processed during compile

Field Type Comments

make it work

uint32

Cache only

shader flags bitfield

Flag	Mask	Comments
sort bias	`0x1`
nonlinear tint	`0x2`
don't overdraw fp weapon	`0x4`

framebuffer blend function enum

Option	Value	Comments
alpha blend	`0x0`
multiply	`0x1`
double multiply	`0x2`
add	`0x3`
subtract	`0x4`
component min	`0x5`
component max	`0x6`
alpha multiply add	`0x7`

framebuffer fade mode enum

Option	Value	Comments
none	`0x0`
fade when perpendicular	`0x1`
fade when parallel	`0x2`

map flags bitfield

Flag	Mask	Comments
unfiltered	`0x1`

some more stuff that should be set for some reason

uint32

Cache only

Acknowledgements

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

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