Unity Swipe Control

UnitySwipeControl.cs

Vector3 fp;
Vector2 lp;
float dragDistance = Screen.height * 0.2f;
    
foreach (Touch touch in Input.touches) {
	if (touch.phase == TouchPhase.Began) {
		fp = touch.position;
		lp = touch.position;
	}
	if (touch.phase == TouchPhase.Ended){
		lp = touch.position;
		
		float xDistance = Mathf.Abs(lp.x - fp.x);
		float yDistance = Mathf.Abs(lp.y - fp.y);
		
		if (xDistance > dragDistance || yDistance > dragDistance){
			// Check if the horizontal movement is greater than the vertical movement
			if (xDistance > yDistance){
				if (lp.x > fp.x) {   //Right swipe
					isWalking = true;
					direction = "right";
					Debug.Log("Right Swipe");
				} else {   //Left swipe
					isWalking = true;
					direction = "left";
					Debug.Log("Left Swipe"); 
				}
			} else {
				if (lp.y > fp.y) {   //Up swipe
					isWalking = true;
					direction = "up";
					Debug.Log("Up Swipe");
				} else {   //Down swipe
					isWalking = true;
					direction = "down";
					Debug.Log("Down Swipe"); 
				}
			}
		} else {
			// That was a tap!
		}
	}
	// Just do the one touch for now...
	break;
}