public void Destroy(b2Contact c)
{
b2Fixture fixtureA = c.GetFixtureA();
b2Fixture fixtureB = c.GetFixtureB();
b2Body bodyA = fixtureA.GetBody();
b2Body bodyB = fixtureB.GetBody();
if (m_contactListener && c.IsTouching())
{
m_contactListener.EndContact(c);
}
// Remove from the world.
if (c.m_prev)
{
c.m_prev.m_next = c.m_next;
}
if (c.m_next)
{
c.m_next.m_prev = c.m_prev;
}
if (c == m_contactList)
{
m_contactList = c.m_next;
}
// Remove from body 1
if (c.m_nodeA.prev)
{
c.m_nodeA.prev.next = c.m_nodeA.next;
}
if (c.m_nodeA.next)
{
c.m_nodeA.next.prev = c.m_nodeA.prev;
}
if (c.m_nodeA == bodyA.m_contactList)
{
bodyA.m_contactList = c.m_nodeA.next;
}
// Remove from body 2
if (c.m_nodeB.prev)
{
c.m_nodeB.prev.next = c.m_nodeB.next;
}
if (c.m_nodeB.next)
{
c.m_nodeB.next.prev = c.m_nodeB.prev;
}
if (c.m_nodeB == bodyB.m_contactList)
{
bodyB.m_contactList = c.m_nodeB.next;
}
// Call the factory.
b2Contact.Destroy(c);
--m_contactCount;
}
public void Destroy(b2Contact c)
{
b2Fixture fixtureA = c.FixtureA;
b2Fixture fixtureB = c.FixtureB;
b2Body bodyA = fixtureA.Body;
b2Body bodyB = fixtureB.Body;
if (m_contactListener != null && c.IsTouching())
{
m_contactListener.EndContact(c);
}
// Remove from the world.
if (c.Prev != null)
{
c.Prev.Next = c.Next;
}
if (c.Next != null)
{
c.Next.Prev = c.Prev;
}
if (c == m_contactList)
{
m_contactList = c.Next;
}
// Remove from body 1
if (c.NodeA.Prev != null)
{
c.NodeA.Prev.Next = c.NodeA.Next;
}
if (c.NodeA.Next != null)
{
c.NodeA.Next.Prev = c.NodeA.Prev;
}
if (c.NodeA == bodyA.ContactList)
{
bodyA.ContactList = c.NodeA.Next;
}
// Remove from body 2
if (c.NodeB.Prev != null)
{
c.NodeB.Prev.Next = c.NodeB.Next;
}
if (c.NodeB.Next != null)
{
c.NodeB.Next.Prev = c.NodeB.Prev;
}
if (c.NodeB == bodyB.ContactList)
{
bodyB.ContactList = c.NodeB.Next;
}
c.Free();
// Call the factory.
--m_contactCount;
}
