public void RemoveCollider(Collider c)
{
for (int i = 0; i < collisions.Count; i++)
{
if (collisions[i].c1 == c)
{
collisions[i].c2.InvokeCollisionEnded(collisions[i]);
if (onCollidionEnded != null)
onCollidionEnded.Invoke(collisions[i]);
collisions.RemoveAt(i);
i--;
continue;
}
if (collisions[i].c2 == c)
{
collisions[i].c1.InvokeCollisionEnded(collisions[i]);
if (onCollidionEnded != null)
onCollidionEnded.Invoke(collisions[i]);
collisions.RemoveAt(i);
i--;
continue;
}
}
colliders.Remove(c);
}
public static bool AreColliding(Collider c1, Collider c2, out AABB CollisionArea)
{
if (c1 is AABB)
{
if (c2 is AABB)
return AreColliding(c1 as AABB, c2 as AABB, out CollisionArea);
}
throw new NotImplementedException("Collision checker not registered for types \"" + c1.GetType().ToString() + "\" and \"" + c2.GetType().ToString() + "\"");
}
public void OnColliderMoved(Collider c)
{
AABB a;
for (int i = 0; i < colliders.Count; i++)
{
if (colliders[i] != c && ColliderGroupManager.CanCollide(c.Group, colliders[i].Group) && c.ShouldCheckForCollision(colliders[i]))
{
if (CollisionChecker.AreColliding(c, colliders[i], out a))
{
RegisterCollision(c, colliders[i], a);
}
}
}
}
public virtual bool ShouldCheckForCollision(Collider c)
{
return (Size.X + Size.Y + c.Size.X + c.Size.Y) / 2 >= DistanceToApprox(c);
}
public virtual double DistanceToApprox(Collider c)
{
return Math.Abs(c.Center.X - Center.X) + Math.Abs(c.Center.Y - Center.Y);
}
public virtual double DistanceTo(Collider c)
{
return Math.Sqrt(Math.Pow(c.Center.X - Center.X, 2) + Math.Pow(c.Center.Y - Center.Y, 2));
}
public void AddCollider(Collider c)
{
if (!colliders.Contains(c))
colliders.Add(c);
}
private CollisionInfo RegisterCollision(Collider c1, Collider c2, AABB intersection)
{
for (int i = 0; i < collisions.Count; i++)
{
if ((collisions[i].c1 == c1 && collisions[i].c2 == c2) || (collisions[i].c1 == c2 && collisions[i].c2 == c1))
{
return collisions[i];
}
}
CollisionInfo c = new CollisionInfo(c1, c2, intersection);
collisions.Add(c);
c1.InvokeCollisionStarted(c);
c2.InvokeCollisionStarted(c);
if (onCollisionStarted != null)
onCollisionStarted.Invoke(c);
return c;
}
public CollisionInfo(Collider c1, Collider c2, AABB intersection)
{
this.c1 = c1;
this.c2 = c2;
this.intersection = intersection;
}
