Effect is a class in TeaScript.vbs that allows you to read/write values of Effects.

Spawning an Effect

To spawn an effect you can use the FXCreate function.

call FXCreate(ID, X, Y, Xsp, Ysp, Frames, AnimationSpeed, Const, Gravity, Advanced)

For more information visit the FXCreate documentation

Using the Effect Class

To read the value of Effect use:

effect(index).name

To change the value of Effect use:

effect(index).name = value

Type	Name	Read/Write	Description
double	`id`	-	The ID is used to decide and tie in its graphics, behavior, and effect flags. You can change this value to change the effect into another
double	`x`	-	The x position of the effect in scene coordinates.
double	`y`	-	The y position of the effect in scene coordinates.
double	`xsp`	-	The horizontal speed of the effect. Negative values cause leftwards movement, positive values cause rightwards movement.
double	`ysp`	-	The vertical speed of the effect. Negative values cause upwards movement, positive values cause downwards movement.

Type	Name	Read/Write	Description
double	`extx`	-	Will only affect the effect if the effect flag 'GFXSplitWidth' is enabled. This values chooses the alternative GFX x position starting from 0. Setting this -1 makes the effect invisible.
double	`exty`	-	Will only affect the effect if the effect flag 'GFXSplitHeight' is enabled. This values chooses the alternative GFX y position starting from 0. Setting this -1 makes the effect invisible.
double	`zpos`	-	The priority value of the NPC. Must be a number between 0 and 1, where 0 is foreground and 1 is background.

Below is a list of certain quirks certain effects have that does not conform to standard behavior or simply other miscellaneous behavior.