CS109 - Add force to a RigidBody2D when the mouse button is pressed.

Accelerate.js

#pragma strict

public var rocket : GameObject; 	// object to push
public var xSpeed : float = 0;		// horizontal speed
public var ySpeed : float = 400;	// vertical speed

private var rb2D : Rigidbody2D;

function Start () 
{
	rb2D = rocket.GetComponent.<Rigidbody2D>();
}

function OnMouseDown () 
{
	// add force to the object
	rb2D.AddForce(new Vector2(xSpeed, ySpeed));
}

function OnMouseUp () 
{
	// stop adding force
	rb2D.AddForce(Vector2.zero);
}