spawning objects

src/world/Level.cpp

@@ -8,7 +8,7 @@
 #include "../voxels/ChunksStorage.h"
 #include "../physics/Hitbox.h"
 #include "../physics/PhysicsSolver.h"
-#include "../objects/Object.h"
+#include "../interfaces/Object.h"
 #include "../objects/Player.h"
 #include "../items/Inventory.h"
 #include "../items/Inventories.h"
@@ -25,11 +25,10 @@ Level::Level(World* world, const Content* content, EngineSettings& settings)
 		events(new LevelEvents()) ,
 		settings(settings) 
 {
+	objCounter = 0;
     physics = new PhysicsSolver(glm::vec3(0, -22.6f, 0));
-
-	auto inv = std::make_shared<Inventory>(0, DEF_PLAYER_INVENTORY_SIZE);
-	player = spawnObjectOfClass<Player>(glm::vec3(0, DEF_PLAYER_Y, 0), DEF_PLAYER_SPEED, inv);
-
+	auto inv = std::make_shared<Inventory>(world->getNextInventoryId(), DEF_PLAYER_INVENTORY_SIZE);
+	player = spawnObject<Player>(glm::vec3(0, DEF_PLAYER_Y, 0), DEF_PLAYER_SPEED, inv);
 
     uint matrixSize = (settings.chunks.loadDistance+
 					   settings.chunks.padding) * 2;
@@ -42,15 +41,20 @@ Level::Level(World* world, const Content* content, EngineSettings& settings)
 	});
 
 	inventories = std::make_unique<Inventories>(*this);
+	inventories->store(player->getInventory());
 }
 
 Level::~Level(){
 	delete chunks;
 	delete events;
 	delete physics;
-	delete player;
 	delete lighting;
 	delete chunksStorage;
+
+	for(auto obj : objects)
+	{
+		obj.reset();
+	}
 }
 
 void Level::update() {
@@ -68,18 +72,17 @@ World* Level::getWorld() {
     return world.get();
 }
 
-// Spawns object of class T and returns pointer to it.
-// @param T class that derives the Object class
-// @param args pass arguments needed for T class constructor
+
 template<class T, typename... Args>
-T* Level::spawnObjectOfClass(Args&&... args)
+std::shared_ptr<T> Level::spawnObject(Args&&... args)
 {
 	static_assert(std::is_base_of<Object, T>::value, "T must be a derived of Object class");
-	T* tObj = new T(args...);
-	Object* obj = reinterpret_cast<Object*>(tObj);
+	std::shared_ptr<T> tObj = std::make_shared<T>(args...);
+	
+	std::shared_ptr<Object> obj = std::dynamic_pointer_cast<Object, T>(tObj);
 	objects.push_back(obj);
-	obj->objectUID = std::rand();
-	obj->setLevel(this);
+	obj->objectUID = objCounter;
 	obj->spawned();
+	objCounter += 1;
 	return tObj;
 }

src/world/Level.h

@@ -6,6 +6,8 @@
 #include "../typedefs.h"
 #include "../settings.h"
 #include <list>
+#include <vector>
+#include <chrono>
 
 class Content;
 class World;
@@ -20,11 +22,13 @@ class PhysicsSolver;
 class ChunksStorage;
 
 class Level {
+private:
+	int objCounter;
 public:
 	std::unique_ptr<World> world;
 	const Content* const content;
-	std::list<Object*> objects;
-	Player* player;
+	std::list<std::shared_ptr<Object>> objects;
+	std::shared_ptr<Player> player;
 	Chunks* chunks;
 	ChunksStorage* chunksStorage;
 	std::unique_ptr<Inventories> inventories;
@@ -45,7 +49,7 @@ public:
     World* getWorld();
 
 	template<class T, typename... Args>
-	T* spawnObjectOfClass(Args&&... args);
+	std::shared_ptr<T> spawnObject(Args&&... args);
 };
 
 #endif /* WORLD_LEVEL_H_ */

src/world/World.cpp

@@ -61,20 +61,17 @@ void World::write(Level* level) {
     }
 
     wfile->write(this, content);
-    wfile->writePlayer(level->player);
+    wfile->writePlayer(level->player.get());
 }
 
-
 Level* World::create(std::string name, 
                      fs::path directory, 
                      uint64_t seed,
                      EngineSettings& settings, 
                      const Content* content,
                      const std::vector<ContentPack>& packs) {
-
     auto world = new World(name, directory, seed, settings, content, packs);
     auto level = new Level(world, content, settings);
-    level->inventories->store(level->player->getInventory());
     return level;
 }
 
@@ -91,9 +88,8 @@ Level* World::load(fs::path directory,
         throw world_load_error("could not to find world.json");
     }
 
-    Level* level = new Level(world.get(), content, settings);
-    wfile->readPlayer(level->player);
-    level->inventories->store(level->player->getInventory());
+    auto level = new Level(world.get(), content, settings);
+    wfile->readPlayer(level->player.get());
     world.release();
     return level;
 }