Before
if ( pos.x > 1.5f ) { pos.x = 1.5f; } else if ( pos.x < -1.5f ) { pos.x = -1.5f; }
After
pos.x = Mathf.Clamp( pos.x, -1.5f, 1.5f );
if ( pos.x > 1.5f ) { pos.x = 1.5f; } else if ( pos.x < -1.5f ) { pos.x = -1.5f; }
pos.x = Mathf.Clamp( pos.x, -1.5f, 1.5f );