Merge remote-tracking branch 'origin/Networking'

# Conflicts:
#	src/Engine/Network/Client.cpp
#	src/Game/Systems/WeaponSystem.cpp

include/Engine/Core/EComponentDeleted.h

@@ -0,0 +1,21 @@
+#ifndef EComponentDeleted_h__
+#define EComponentDeleted_h__
+
+#include "../Common.h"
+#include "Event.h"
+#include "Entity.h"
+
+namespace Events
+{
+
+struct ComponentDeleted : Event
+{
+    EntityID Entity;
+    std::string ComponentType;
+    // True if the component was deleted as a result of the entity it was attached to being deleted
+    bool Cascaded;
+};
+
+}
+
+#endif

include/Engine/Core/EEntityDeleted.h

@@ -0,0 +1,19 @@
+#ifndef EEntityDeleted_h__
+#define EEntityDeleted_h__
+
+#include "Event.h"
+#include "Entity.h"
+
+namespace Events
+{
+
+struct EntityDeleted : Event
+{
+    EntityID DeletedEntity;
+    // True if the entity deletion was triggered because the entity's parent was deleted before it
+    bool Cascaded;
+};
+
+}
+
+#endif

include/Engine/Core/World.h

@@ -5,11 +5,15 @@
 #include "Entity.h"
 #include "ObjectPool.h"
 #include "ComponentPool.h"
+#include "EventBroker.h"
 
 class World
 {
 public:
     World() = default;
+    World(EventBroker* eventBroker) 
+        : m_EventBroker(eventBroker)
+    { }
     ~World();
 
     // Create empty entity
@@ -46,6 +50,7 @@ public:
     std::string GetName(EntityID entity) const;
 
 private:
+    EventBroker* m_EventBroker = nullptr;
     EntityID m_CurrentEntityID = 0;
 
     std::unordered_map<EntityID, EntityID> m_EntityParents;
@@ -55,6 +60,7 @@ private:
     std::unordered_map<EntityID, std::string> m_EntityNames;
 
     EntityID generateEntityID();
+    void deleteEntityRecursive(EntityID entity, bool cascaded = false);
 };
 
 #endif

include/Engine/Network/Client.h

@@ -79,6 +79,8 @@ private:
     void parsePing();
     void parseKick();
     void parsePlayersSpawned(Packet& packet);
+    void parseEntityDeletion(Packet& packet);
+    void parseComponentDeletion(Packet& packet);
     void InterpolateFields(Packet & packet, const ComponentInfo & componentInfo, const EntityID & entityID, const std::string & componentType);
     void parseSnapshot(Packet& packet);
     void identifyPacketLoss();
@@ -92,6 +94,7 @@ private:
     // Returns if server EntityID exist in map
     bool serverClientMapsHasEntity(EntityID serverEntityID);
     void insertIntoServerClientMaps(EntityID serverEntityID, EntityID clientEntityID);
+    void deleteFromServerClientMaps(EntityID serverEntityID, EntityID clientEntityID);
 
     // Events
     EventBroker* m_EventBroker;

include/Engine/Network/MessageType.h

@@ -15,7 +15,9 @@ enum class MessageType
     PlayerConnected,
     BecomePlayer,
     Kick,
-    OnPlayerSpawned
+    OnPlayerSpawned,
+    EntityDeleted,
+    ComponentDeleted
 };
 
 #endif

include/Engine/Network/Server.h

@@ -16,6 +16,8 @@
 #include "Core/EPlayerDamage.h"
 #include "Network/EPlayerDisconnected.h"
 #include "Core/EPlayerSpawned.h"
+#include "Core/EEntityDeleted.h"
+#include "Core/EComponentDeleted.h"
 
 class Server : public Network
 {
@@ -63,6 +65,7 @@ private:
     void send(Packet& packet);
     void broadcast(Packet& packet);
     void sendSnapshot();
+    void addChildrenToPacket(Packet& packet, EntityID entityID);
     void sendPing();
     void checkForTimeOuts();
     void disconnect(UserID user);
@@ -82,6 +85,10 @@ private:
     bool OnInputCommand(const Events::InputCommand& e);
     EventRelay<Server, Events::PlayerSpawned> m_EPlayerSpawned;
     bool OnPlayerSpawned(const Events::PlayerSpawned& e);
+    EventRelay<Server, Events::EntityDeleted> m_EEntityDeleted;
+    bool OnEntityDeleted(const Events::EntityDeleted& e);
+    EventRelay<Server, Events::ComponentDeleted> m_EComponentDeleted;
+    bool OnComponentDeleted(const Events::ComponentDeleted& e);
 };
 
 #endif