private void PostSolveHandler(Contact contact, ContactConstraint impulse)
{
var gob1 = ((CollisionArea)contact.FixtureA.UserData).Owner;
var gob2 = ((CollisionArea)contact.FixtureB.UserData).Owner;
var eventKey = new CollisionEventKey(gob1, gob2);
var previousMaxImpulse = 0f;
_collisionImpulses.TryGetValue(eventKey, out previousMaxImpulse);
_collisionImpulses[eventKey] = Math.Max(previousMaxImpulse, impulse.Points.Take(impulse.PointCount).Max(p => p.NormalImpulse));
}
private bool BeginContactHandler(Contact contact)
{
var areaA = (CollisionArea)contact.FixtureA.UserData;
var areaB = (CollisionArea)contact.FixtureB.UserData;
if (areaA.Owner.Owner == areaB.Owner.Owner && (areaA.Owner.Cold || areaB.Owner.Cold)) return false;
// Remember which gobs collided.
var eventKey = new CollisionEventKey(areaA.Owner, areaB.Owner);
CollisionEvent collisionEvent = null;
if (!_collisionEvents.TryGetValue(eventKey, out collisionEvent))
{
collisionEvent = new CollisionEvent { SkipIrreversibleSideEffects = Game.NetworkMode == NetworkMode.Client };
_collisionEvents.Add(eventKey, collisionEvent);
}
collisionEvent.SetCollisionAreas(areaA, areaB);
return true;
}
