src/TREngine.h

#ifndef TRENGINE_H
#define TRENGINE_H

#include <vector>
#include <set>


class Scene;
class Behaviour;
class CollisionHandler;
class Camera;
class GameObject;
class Screen;
class Transform;
class Collider;
struct Ray;
struct RayCastHit;

using namespace std;


class TREngine{

        private:
                TREngine(void);
                
                static TREngine* instance;

                Scene* scene;
                vector<Behaviour*>* updateQueue;
                CollisionHandler* collisionHandler;
                vector<GameObject*> objects;

                set<GameObject*> deleteList;
                vector<GameObject*> addList;

                bool inDebug;
                GameObject* debugCamera;
                Camera* cam;
                Camera* mainCamera;

        public:
                ~TREngine(void);
                static TREngine* getInstance(){
                        if(!instance)
                                instance = new TREngine();
                        return instance;
                };

                const CollisionHandler* getCollisionHandler(){return collisionHandler;}

                void initialize(Scene* scene, vector<Behaviour*>* updateQueue, CollisionHandler* collisionHandler){
                        this->scene = scene;
                        this->updateQueue = updateQueue;
                        this->collisionHandler = collisionHandler;
                }

                void shutDown();

                void setDebugMode(bool enable);
                bool inDebugMode(){return inDebug;}

                bool rayCast(const Ray& ray, RayCastHit& hit, Collider* ignore = NULL)const;

                void addGameObject(GameObject* gameObject);
                void deleteGameObject(GameObject* gameObject);

                vector<GameObject*>* getObjectList(){
                        return &objects;
                }

                void endFrame();
};

#endif