ControllableEntity.h

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/*
 *   ORXONOX - the hottest 3D action shooter ever to exist
 *                    > www.orxonox.net <
 *
 *
 *   License notice:
 *
 *   This program is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU General Public License
 *   as published by the Free Software Foundation; either version 2
 *   of the License, or (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 *   Author:
 *      Fabian 'x3n' Landau
 *   Co-authors:
 *      Reto Grieder
 *
 */

#ifndef _ControllableEntity_H__
#define _ControllableEntity_H__

#include "OrxonoxPrereqs.h"

#include <list>
#include <string>
#include "util/Math.h"
#include "MobileEntity.h"

namespace orxonox
{
    class _OrxonoxExport ControllableEntity : public MobileEntity
    {
        friend class PlayerInfo; // PlayerInfo uses setPlayer and removePlayer

        public:
            ControllableEntity(Context* context);
            virtual ~ControllableEntity();

            virtual void XMLPort(Element& xmlelement, XMLPort::Mode mode) override;
            virtual void tick(float dt) override;
            void setConfigValues();

            virtual void changedPlayer() {}

            inline PlayerInfo* getPlayer() const
                { return this->player_; }
            inline PlayerInfo* getFormerPlayer() const
                { return this->formerPlayer_; }

            inline void setDestroyWhenPlayerLeft(bool bDestroy)
                { this->bDestroyWhenPlayerLeft_ = bDestroy; }
            inline bool getDestroyWhenPlayerLeft() const
                { return this->bDestroyWhenPlayerLeft_; }

            virtual void moveFrontBack(const Vector2& value) {}
            virtual void moveRightLeft(const Vector2& value) {}
            virtual void moveUpDown(const Vector2& value) {}

            virtual void rotateYaw(const Vector2& value);
            virtual void rotatePitch(const Vector2& value);
            virtual void rotateRoll(const Vector2& value);

            inline void moveFrontBack(float value)
                { this->moveFrontBack(Vector2(value, 0)); }
            inline void moveRightLeft(float value)
                { this->moveRightLeft(Vector2(value, 0)); }
            inline void moveUpDown(float value)
                { this->moveUpDown(Vector2(value, 0)); }

            inline void rotateYaw(float value)
                { this->rotateYaw(Vector2(value, 0)); }
            inline void rotatePitch(float value)
                { this->rotatePitch(Vector2(value, 0)); }
            inline void rotateRoll(float value)
                { this->rotateRoll(Vector2(value, 0)); }

            void fire(unsigned int firemode);
            virtual void fired(unsigned int firemode) {}
            virtual void reload() {}

            virtual void boost(bool bBoost) {}

            virtual void greet() {}
            virtual void switchCamera();
            virtual void mouseLook();

            inline const std::string& getHudTemplate() const
                { return this->hudtemplate_; }

            inline Camera* getCamera() const
                { return this->camera_; }
            inline OverlayGroup* getHUD() const
                { return this->hud_; }

            void addCameraPosition(CameraPosition* position);
            CameraPosition* getCameraPosition(unsigned int index) const;
            inline const std::list<StrongPtr<CameraPosition>>& getCameraPositions() const
                { return this->cameraPositions_; }
            unsigned int getCurrentCameraIndex() const;
            bool setCameraPosition(unsigned int index);

            inline void setCameraPositionTemplate(const std::string& name)
                { this->cameraPositionTemplate_ = name; }
            inline const std::string& getCameraPositionTemplate() const
                { return this->cameraPositionTemplate_; }

            inline void setReverseCamera(CameraPosition* camera)
                { this->reverseCamera_ = camera; }
            inline CameraPosition* getReverseCamera() const
                { return this->reverseCamera_; }

            using WorldEntity::setPosition;
            using WorldEntity::setOrientation;
            using MobileEntity::setVelocity;
            using MobileEntity::setAngularVelocity;

            virtual void setPosition(const Vector3& position) override;
            virtual void setOrientation(const Quaternion& orientation) override;
            virtual void setVelocity(const Vector3& velocity) override;
            virtual void setAngularVelocity(const Vector3& velocity) override;

            inline bool hasLocalController() const
                { return this->bHasLocalController_; }
            inline bool hasHumanController() const
                { return this->bHasHumanController_; }

            inline bool isInMouseLook() const
                { return this->bMouseLook_; }
            inline float getMouseLookSpeed() const
                { return this->mouseLookSpeed_; }
            inline CameraPosition* getCurrentCameraPosition()
                { return this->currentCameraPosition_; }

            inline Controller* getXMLController() const
                { return this->xmlcontroller_; }

            inline Controller* getController() const
                { return this->controller_; }
            void setController(Controller* val);


            virtual void setTarget( WorldEntity* target );
            virtual WorldEntity* getTarget()
                { return this->target_; }
            void setTargetInternal( uint32_t targetID );

            inline void setTeam(int team)
                { this->team_ = team; }
            inline int getTeam() const
                { return this->team_; }


        protected:
            virtual void preDestroy() override;

            virtual void setPlayer(PlayerInfo* player); // don't call this directly, use friend class PlayerInfo instead
            virtual void removePlayer();                // don't call this directly, use friend class PlayerInfo instead

            virtual void startLocalHumanControl();
            virtual void stopLocalHumanControl();
            virtual void parentChanged() override;

            inline void setHudTemplate(const std::string& name)
                { this->hudtemplate_ = name; }
            // HACK-ish
            void createHud(void);
            void destroyHud(void);

            Ogre::SceneNode* cameraPositionRootNode_;

        private:
            void registerVariables();
            void setXMLController(Controller* controller);

            void overwrite();
            void processOverwrite();

            void processServerPosition();
            void processServerLinearVelocity();
            void processServerOrientation();
            void processServerAngularVelocity();

            void processClientPosition();
            void processClientLinearVelocity();
            void processClientOrientation();
            void processClientAngularVelocity();

            void networkcallback_changedplayerID();

            // Bullet btMotionState related
            virtual void setWorldTransform(const btTransform& worldTrans) override;

            unsigned int server_overwrite_;
            unsigned int client_overwrite_;

            bool bHasLocalController_;
            bool bHasHumanController_;
            bool bDestroyWhenPlayerLeft_;

            Vector3 server_position_;
            Vector3 client_position_;
            Vector3 server_linear_velocity_;
            Vector3 client_linear_velocity_;
            Quaternion server_orientation_;
            Quaternion client_orientation_;
            Vector3 server_angular_velocity_;
            Vector3 client_angular_velocity_;

            PlayerInfo* player_;
            PlayerInfo* formerPlayer_;
            unsigned int playerID_;

            std::string hudtemplate_;
            OverlayGroup* hud_;

            Camera* camera_;
            bool bMouseLook_;
            float mouseLookSpeed_;
            std::list<StrongPtr<CameraPosition>> cameraPositions_;
            CameraPosition* currentCameraPosition_;
            std::string cameraPositionTemplate_;
            Controller* xmlcontroller_;
            WeakPtr<Controller> controller_;
            CameraPosition* reverseCamera_;
            WeakPtr<WorldEntity> target_;

            int team_ ; //<! teamnumber
    };
}

#endif /* _ControllableEntity_H__ */