Spring2D constructor

Spring2D({
  1. required Vec2 initialPos,
  2. double stiffness = 180.0,
  3. double damping = 12.0,
})

Implementation

Spring2D({
  required Vec2 initialPos,
  this.stiffness = 180.0,
  this.damping = 12.0,
})  : pos = initialPos.clone(),
      velocity = Vec2.zero();