source: code/branches/3DPacman_FS18/src/modules/Pacman/PacmanGhost.cc @ 11866

/*
 *   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:
 *      Oli Scheuss
 *   Co-authors:
 *      Damian 'Mozork' Frick
 *
 */

#include "PacmanGhost.h"

#include "core/CoreIncludes.h"
#include "BulletDynamics/Dynamics/btRigidBody.h"

namespace orxonox
{
    RegisterClass(PacmanGhost);

    /**
    @brief
        Constructor. Registers the object and initializes some default values.
    @param creator
        The creator of this object.
    */
    PacmanGhost::PacmanGhost(Context* context) : ControllableEntity(context)
    {
        RegisterObject(PacmanGhost);

        this->velocity = Vector3(0, 0, 0);

        this->setCollisionType(CollisionType::Dynamic);

        this->resetposition = Vector3(0,20,245); //Set Default start position
        
        this->actuelposition = this->getPosition();
        
        this->target_x = actuelposition.x;
        this->target_z = actuelposition.z; 

    }

    /**
    @brief
        Destructor. Destroys controller, if present.
    */
    PacmanGhost::~PacmanGhost()
    {
        // Deletes the controller if the object was initialized and the pointer to the controller is not NULL.
    }

    /**
    @brief
        Method for creating a AutonomousDrone through XML.
    */
    void PacmanGhost::XMLPort(Element& xmlelement, XMLPort::Mode mode)
    {
        SUPER(PacmanGhost, XMLPort, xmlelement, mode);

        XMLPortParam(PacmanGhost, "resetposition", setResetPosition, getResetPosition, xmlelement, mode);
    }


    
    Vector3 possibleposition[] = {Vector3(0,10,245),Vector3(215,10,245),Vector3(215,10,220)};

    /**
    @brief
        Defines which actions the AutonomousDrone has to take in each tick.
    @param dt
        The length of the tick.
    */
    void PacmanGhost::tick(float dt)
    {
        SUPER(PacmanGhost, tick, dt);

        //setorientation

        this->actuelposition = this->getPosition();
        
        //Stop, if target arrived
        if((abs(this->actuelposition.x - this->target_x)<0.1) && (abs(this->actuelposition.z - this->target_z)<0.1)){
                 this->ismoving = false;
        }

        //Move, if ghost hasn't arrived yet
        if(this->ismoving){
            if(!(abs(this->actuelposition.z-target_z)<0.1)) {
                velocity = Vector3(-sgn(this->actuelposition.x-this->target_x),0,-sgn(this->actuelposition.z-this->target_z));
                move(dt, actuelposition, velocity);
            }    
            if(!(abs(this->actuelposition.x-target_x)<0.1)){
                velocity = Vector3(-sgn(this->actuelposition.x-this->target_x),0,-sgn(this->actuelposition.z-this->target_z));
                move(dt, actuelposition, velocity);
            }
        }

        //Check on which position ghost has arrived and set new target
         else{
            if((abs(this->actuelposition.x - possibleposition[0].x)<0.1) && (abs(this->actuelposition.z - possibleposition[0].z)<0.1)){
                decision = rand()%1;
            switch(decision){
                case 0:
                    this->target_x = possibleposition[1].x;
                    this->target_z = possibleposition[1].z; 
                    this->ismoving = true;
            }
            
            }
            else if((abs(actuelposition.x - possibleposition[1].x)<0.1) && (abs(actuelposition.z - possibleposition[1].z)<0.1)){
                decision = rand()%2;
            switch(decision){
                case 0:
                    this->target_x = possibleposition[0].x;
                    this->target_z = possibleposition[0].z; 
                    this->ismoving = true;
                    break;
                case 1:
                    this->target_x = possibleposition[2].x;
                    this->target_z = possibleposition[2].z; 
                    this->ismoving = true;    
            }

            }
            if((abs(this->actuelposition.x - possibleposition[2].x)<0.1) && (abs(this->actuelposition.z - possibleposition[2].z)<0.1)){
                decision = rand()%1;
            switch(decision){
                case 0:
                    this->target_x = possibleposition[1].x;
                    this->target_z = possibleposition[1].z; 
                    this->ismoving = true;
            }
            
            }

            else{
            } //End of Position table
            }

    }


    void PacmanGhost::move(float dt, Vector3 actuelposition, Vector3 velocity){
        this->setPosition(Vector3(actuelposition.x+20*velocity.x*dt,10,actuelposition.z+20*velocity.z*dt));
    }

    void PacmanGhost::resetGhost(){
        this->setPosition(resetposition);
    }
}