remove children

We need to make sure we are actually deleting children from the vector of children when they are deleted as entities.

dGame/Entity.cpp

@@ -125,6 +125,9 @@ Entity::~Entity() {
 
 		m_Components.erase(pair.first);
 	}
+	if (m_ParentEntity) {
+		m_ParentEntity->RemoveChild(this);
+	}
 }
 
 void Entity::Initialize()
@@ -1656,6 +1659,17 @@ void Entity::AddChild(Entity* child) {
 	m_ChildEntities.push_back(child);
 }
 
+void Entity::RemoveChild(Entity* child) {
+	if (!child) return;
+	for (auto entity = m_ChildEntities.begin(); entity != m_ChildEntities.end(); entity++) {
+		if (*entity && (*entity)->GetObjectID() == child->GetObjectID()) {
+			m_IsParentChildDirty = true;
+			m_ChildEntities.erase(entity);
+			return;
+		}
+	}
+}
+
 void Entity::AddTimer(std::string name, float time) {
 	EntityTimer* timer = new EntityTimer(name, time);
 	m_Timers.push_back(timer);

dGame/Entity.h

@@ -143,6 +143,7 @@ public:
 	void SetProximityRadius(dpEntity* entity, std::string name);
 
 	void AddChild(Entity* child);
+	void RemoveChild(Entity* child);
 	void AddTimer(std::string name, float time);
 	void AddCallbackTimer(float time, std::function<void()> callback);
 	bool HasTimer(const std::string& name);