Magic_Game/core/Manager/ColliderManager.cpp

#include "..\e2dmanager.h"
#include "..\e2dnode.h"
#include "..\e2dcollider.h"
#include "..\e2dtool.h"


e2d::ColliderManager * e2d::ColliderManager::_instance = nullptr;

e2d::ColliderManager * e2d::ColliderManager::getInstance()
{
	if (!_instance)
		_instance = new (std::nothrow) ColliderManager;
	return _instance;
}

void e2d::ColliderManager::destroyInstance()
{
	if (_instance)
	{
		delete _instance;
		_instance = nullptr;
	}
}

e2d::ColliderManager::ColliderManager()
	: _colliders()
{
}

e2d::ColliderManager::~ColliderManager()
{
}

void e2d::ColliderManager::clearAll()
{
	for (auto collder : _colliders)
	{
		GC::release(collder);
	}
	_colliders.clear();
}

void e2d::ColliderManager::__updateCollider(e2d::Collider * pActiveCollider)
{
	// <20>ж<EFBFBD><D0B6><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
	if (!Game::getInstance()->getConfig().isCollisionEnabled())
		return;

	Node* pActiveNode = pActiveCollider->_parentNode;
	if (pActiveNode)
	{
		// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD>ڳ<EFBFBD><DAB3><EFBFBD>
		Scene* pCurrentScene = pActiveNode->getParentScene();

		// <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		for (size_t i = 0; i < _colliders.size(); ++i)
		{
			auto pPassiveCollider = _colliders[i];
			// <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD>ͬһ<CDAC><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
			if (pActiveCollider == pPassiveCollider)
				continue;

			// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>ײ<EFBFBD>ڵ<EFBFBD>
			Node* pPassiveNode = pPassiveCollider->_parentNode;
			// <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ڵ<EFBFBD><DAB5>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>ͬһ<CDAC><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
			if (pPassiveNode &&
				pPassiveNode->getParentScene() == pCurrentScene)
			{
				// <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>໥<EFBFBD><E0BBA5>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
				if (Collision::isCollidable(pActiveNode, pPassiveNode))
				{
					// <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>彻<EFBFBD><E5BDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
					Collider::Relation relation = pActiveCollider->getRelationWith(pPassiveCollider);
					// <20><><EFBFBD><EFBFBD> UNKNOWN <20><> DISJOIN <20><><EFBFBD><EFBFBD>
					if (relation != Collider::Relation::Unknown && relation != Collider::Relation::Disjoin)
					{
						// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
						Collision::__update(pActiveNode, pPassiveNode);
					}
				}
			}
		}
	}
}

void e2d::ColliderManager::__add(Collider * collider)
{
	if (collider)
	{
		GC::retain(collider);
		_colliders.push_back(collider);
	}
}

void e2d::ColliderManager::__remove(Collider * collider)
{
	if (collider)
	{
		for (size_t i = 0; i < _colliders.size(); ++i)
		{
			if (_colliders[i] == collider)
			{
				GC::release(collider);
				_colliders.erase(_colliders.begin() + i);
				return;
			}
		}
	}
}