# ParticleSystem:setLinearAcceleration

Available since LÖVE 0.9.0
It has replaced ParticleSystem:setGravity.

Sets the linear acceleration (acceleration along the x and y axes) for particles.

Every particle created will accelerate along the x and y axes between xmin,ymin and xmax,ymax.

## Function

### Synopsis

    ParticleSystem:setLinearAcceleration( xmin, ymin, xmax, ymax )

### Arguments

`number xmin`
  The minimum acceleration along the x axis.
`number ymin`
  The minimum acceleration along the y axis.
`number xmax (xmin)`
  The maximum acceleration along the x axis.
`number ymax (ymin)`
  The maximum acceleration along the y axis.

### Returns

Nothing.

## See Also

- ParticleSystem

##

Category:

- Functions