User:Sphere/List of linedef actions

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Miscellaneous

Action number Name Parameters
Linedef type 1 Per-Sector Gravity Floor height Strength of gravity (1000 is global gravity)
Linedef flags [6] Not Climbable: Flips player when gravity is negative
Linedef type 7 Sector Flat Alignment Linedef direction Flat angle
Front texture X offset X offset (if Effect 6 flag is checked)
Front texture Y offset Y offset (if Effect 6 flag is checked)
Linedef flags [11] Netgame Only: Don't align floor flat

[12] No Netgame: Don't align ceiling flat

[13] Effect 6: Set flat offsets via front X and Y offsets

Linedef type 10 Culling Plane Floor height Height of plane
Linedef flags [6] Not Climbable: Player's camera must be inside one of the tagged sectors for the culling effect to show
Linedef type 13 Heat Wave Effect none
Linedef type 40 Visual Portal Between Tagged Linedefs Linedef tag Tag of the destination linedef
Linedef type 41 Horizon Effect none
Linedef type 50 Instantly Lower Floor on Level Load none
Linedef type 51 Instantly Raise Ceiling on Level Load none
Linedef type 63 Fake Floor/Ceiling Planes Floor height Height of the fake floor
Ceiling height Height of the fake ceiling
Linedef type 540 Floor Friction Front texture X offset Amount of friction (0 is normal, positive is sludgy, negative is slippery)

Possible values range from -100 to 483

Parameters

Action number Name Parameters
Linedef type 2 Custom Exit Floor height Next map number
Ceiling height Next map number, if [1] Block Enemies is set and all Chaos Emeralds are collected
Linedef flags [1] Block Enemies: Check for emeralds

[6] Not Climbable: Skips score tally screen

Linedef type 3 Zoom Tube Parameters Front texture X offset Speed (1 FU/8 tics per unit)
Front texture Y offset Waypoint sequence number
Linedef flags [9] Solid Midtexture: Player doesn't need to face the same direction as the zoom tube to activate it
Linedef type 4 Speed Pad Parameters Linedef direction Direction of the speed pad
Front upper texture Sound to play (defaults to `sfx_spdpad`)
Front texture X offset Speed (1 FU/tic)
Linedef flags [9] Solid Midtexture: Doesn't teleport player to the center of the sector

[10] Repeat Midtexture: Force spindash characters into spin state

Linedef type 8 Special Sector Properties Floor height Height of camera's "floor" collision plane

(If the frontside sector has Intangible to the Camera applied)

Ceiling height Height of camera's "ceiling" collision plane

(If the frontside sector has Intangible to the Camera applied)

Linedef flags [5] Slope Skew: Inverts presence of precipitation

[6] Not Climbable: "Floor Touch" sector special effects execute only on ceiling contact, while in flipped gravity

[7] No Midtexture Skew: "Floor Touch" sector special effects execute on floor or ceiling contact, in either gravity

[8] Peg Midtexture: Sector special effects execute when the player barely touches the sector

[9] Solid Midtexture: "Floor Touch" sector special effects execute also on ceiling contact, while in flipped gravity

Linedef type 9 Chain Parameters see dedicated page, too many to list here
Linedef type 11 Rope Hang Parameters Front texture X offset Speed (1 FU/8 tics per unit)
Front texture Y offset Waypoint sequence number
Linedef flags [5] Slope Skew: Doesn't loop movement

[6] Not Climbable: Makes rope hang static

Linedef type 12 Rock Spawner Parameters Linedef tag Angle of the rock spawner Thing
Linedef direction Direction to spawn rocks in
Linedef length Speed (1 FU/16 tics per FU length)
Front texture X offset Spawn interval (in tics)
Front texture Y offset Sprite for rocks

(Y offsets 0 to 15 correspond to ROI# sprites, ROIG to ROIP are blank slots)

Linedef flags [6] Not Climbable: Randomize speed
Linedef type 14 Bustable Block Parameters Linedef tag Tag of FOF control sector
Front texture

fields

Debris Object type (default is MT_ROCKCRUMBLE1)
Front texture X offset Spacing of debris particles in fracunits (default is 32)
Front texture Y offset Fuse of debris particles in tics (if -1, fuse is not set)
Linedef flags [5] Slope Skew / Effect 1: Debris particles are launched out from FOF center
Linedef type 15 Fan Particle Spawner Parameters Linedef tag Angle of generator Thing
Floor height Spawn height of particles (or maximum height if flipped)
Ceiling height Maximum height of particles (or spawn height if flipped)
Linedef length Radius
Front texture

fields

Particle Object type (default is MT_PARTICLE)
Front texture X offset Rising speed (1 FU/tic)
Front texture Y offset Turning speed (in degrees/tic)
Linedef type 16 Minecart Parameters Front texture X offset Order of the current Axis/Axis Transfer Line in the track
Tag 0 makes this affect the front sector, otherwise it will affect all tagged sectors.

See also: Minecart tutorial

Linedef type 64 Continuously Appearing/Disappearing FOF Linedef tag Tag of FOF target sector (if [1] Block Enemies is not checked)

Tag of FOF control sector (if [1] Block Enemies is checked)

Control sector tag FOF control sector (if [1] Block Enemies is not checked)
Floor height Delay before starting the effect
Linedef X distance Time that the FOF is visible and tangible
Linedef Y distance Time that the FOF is invisible and intangible
Linedef flags [6] Not Climbable: Mutes the sound effect (sfx_appear)

[1] Block Enemies: Searches by control sector tag instead of target sector tag

PolyObjects

Plane movement

Floor over Floor

Solid

Intangible

Moving

Crumbling

Special

Linedef executor triggers

Linedef executors

Sector

Plane movement

Player/Object

Miscellaneous

PolyObject

Scroll effects

Wall scrolling

Plane scrolling

Pushers

Lighting

Slopes

Translucent walls