// Implement contact listener.
public override void beginContact(Contact contact)
{
Fixture fixtureA = contact.getFixtureA();
Fixture fixtureB = contact.getFixtureB();
if (fixtureA == m_sensor)
{
Object userData = fixtureB.getBody().getUserData();
if (userData != null)
{
((BoolWrapper) userData).tf = true;
}
}
if (fixtureB == m_sensor)
{
Object userData = fixtureA.getBody().getUserData();
if (userData != null)
{
((BoolWrapper) userData).tf = true;
}
}
}
public override void preSolve(Contact contact, Manifold oldManifold)
{
base.preSolve(contact, oldManifold);
Fixture fixtureA = contact.getFixtureA();
Fixture fixtureB = contact.getFixtureB();
if (fixtureA == m_platform || fixtureB == m_platform)
{
contact.setTangentSpeed(5.0f);
}
}
public void destroy(Contact c)
{
Fixture fixtureA = c.getFixtureA();
Fixture fixtureB = c.getFixtureB();
Body bodyA = fixtureA.getBody();
Body bodyB = fixtureB.getBody();
if (m_contactListener != null && c.isTouching())
{
m_contactListener.endContact(c);
}
// Remove from the world.
if (c.m_prev != null)
{
c.m_prev.m_next = c.m_next;
}
if (c.m_next != null)
{
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 != null)
{
c.m_nodeA.prev.next = c.m_nodeA.next;
}
if (c.m_nodeA.next != null)
{
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 != null)
{
c.m_nodeB.prev.next = c.m_nodeB.next;
}
if (c.m_nodeB.next != null)
{
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.
pool.pushContact(c);
--m_contactCount;
}
public override void preSolve(Contact contact, Manifold oldManifold)
{
base.preSolve(contact, oldManifold);
Fixture fixtureA = contact.getFixtureA();
Fixture fixtureB = contact.getFixtureB();
if (fixtureA != m_platform && fixtureA != m_character)
{
return;
}
if (fixtureB != m_character && fixtureB != m_character)
{
return;
}
Vec2 position = m_character.getBody().getPosition();
if (position.y < m_top + m_radius - 3.0f*Settings.linearSlop)
{
contact.setEnabled(false);
}
}
public virtual void preSolve(Contact contact, Manifold oldManifold)
{
Manifold manifold = contact.getManifold();
if (manifold.pointCount == 0)
{
return;
}
Fixture fixtureA = contact.getFixtureA();
Fixture fixtureB = contact.getFixtureB();
Collision.Collision.getPointStates(state1, state2, oldManifold, manifold);
contact.getWorldManifold(worldManifold);
for (int i = 0; i < manifold.pointCount && pointCount < MAX_CONTACT_POINTS; i++)
{
ContactPoint cp = points[pointCount];
cp.fixtureA = fixtureA;
cp.fixtureB = fixtureB;
cp.position.set(worldManifold.points[i]);
cp.normal.set(worldManifold.normal);
cp.state = state2[i];
cp.normalImpulse = manifold.points[i].normalImpulse;
cp.tangentImpulse = manifold.points[i].tangentImpulse;
cp.separation = worldManifold.separations[i];
++pointCount;
}
}
public void pushContact(Contact contact)
{
Fixture fixtureA = contact.getFixtureA();
Fixture fixtureB = contact.getFixtureB();
if (contact.m_manifold.pointCount > 0 && !fixtureA.isSensor() && !fixtureB.isSensor())
{
fixtureA.getBody().setAwake(true);
fixtureB.getBody().setAwake(true);
}
ShapeType type1 = fixtureA.getType();
ShapeType type2 = fixtureB.getType();
IDynamicStack<Contact> creator = contactStacks[(int) type1][(int) type2].creator;
creator.push(contact);
}
