# Source:setVelocity

Available since LÖVE 0.7.0
This function is not supported in earlier versions.

Sets the velocity of the Source.

This does not change the position of the Source, but lets the application know how it has to calculate the doppler effect.

## Function

### Synopsis

    Source:setVelocity( x, y, z )

### Arguments

`number x`
  The X part of the velocity vector.
`number y`
  The Y part of the velocity vector.
`number z`
  The Z part of the velocity vector.

### Returns

Nothing.

## See Also

- Source

##

Category:

- Functions