bool GameLayer::onContactBegin(cocos2d::PhysicsContact& contact)
{
auto bodyA = contact.getShapeA()->getBody();
auto bodyB = contact.getShapeB()->getBody();
auto componentA = static_cast<BaseComponent*>( bodyA->getNode() );
auto componentB = static_cast<BaseComponent*>( bodyB->getNode() );
bool resA = componentA->onContactBegin(contact);
bool resB = componentB->onContactBegin(contact);
return resA && resB;
}
void EventListenerPhysicsContact::onEvent(EventCustom* event)
{
PhysicsContact* contact = dynamic_cast<PhysicsContact*>(event);
if (contact == nullptr)
{
return;
}
switch (contact->getEventCode())
{
case PhysicsContact::EventCode::BEGIN:
{
bool ret = true;
if (onContactBegin != nullptr
&& hitTest(contact->getShapeA(), contact->getShapeB()))
{
contact->generateContactData();
ret = onContactBegin(*contact);
}
contact->setResult(ret);
break;
}
case PhysicsContact::EventCode::PRESOLVE:
{
bool ret = true;
if (onContactPreSolve != nullptr
&& hitTest(contact->getShapeA(), contact->getShapeB()))
{
PhysicsContactPreSolve solve(contact->_contactInfo);
contact->generateContactData();
ret = onContactPreSolve(*contact, solve);
}
contact->setResult(ret);
break;
}
case PhysicsContact::EventCode::POSTSOLVE:
{
if (onContactPostSolve != nullptr
&& hitTest(contact->getShapeA(), contact->getShapeB()))
{
PhysicsContactPostSolve solve(contact->_contactInfo);
onContactPostSolve(*contact, solve);
}
break;
}
case PhysicsContact::EventCode::SEPERATE:
{
if (onContactSeperate != nullptr
&& hitTest(contact->getShapeA(), contact->getShapeB()))
{
onContactSeperate(*contact);
}
break;
}
default:
break;
}
}
