public override void CheckAndApplyCollision(PhysicalUnit unit, TimeSpan time)
{
if (!_firing || !unit.Collides)
{
return; //don't check collisions if not firing
}
float fireAngle = XnaHelper.RadiansFromVector(_fireDirection);
if (XnaHelper.RectangleIntersectsArc(unit.HitRect, _owner.Center, _range, fireAngle, _hitArc))
{
_tempVector = unit.Center - _owner.Center;
_tempVector.Normalize();
unit.ApplyImpact(_force * _tempVector, 1);
unit.ApplyDamage(_damage);
}
}
public void CheckAndApplyCollision(PhysicalUnit u, TimeSpan time)
{
if (!u.Collides)
{
return;
}
switch (_state)
{
case State.Dormant:
break;
case State.Moving:
if (u.HitRect.Intersects(_hitRect))
{
if (_penetration != -1)
{
_penetration -= 1;
if (_penetration <= 0)
{
_state = State.JustHit;
}
}
u.ApplyImpact(_velocity, _mass);
}
_proximityEffect.TryApply(_position, u, time);
break;
case State.JustHit:
break;
case State.ApplyContactEffect:
_contactEffect.TryApply(_position, u, time);
break;
case State.ReachedDestination:
_destinationEffect.TryApply(_position, u, time);
break;
default:
break;
}
}
