source: code/branches/objecthierarchy/src/orxonox/objects/worldentities/pawns/SpaceShip.cc @ 2034

/*
 *   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:
 *      ...
 *
 */

#include "OrxonoxStableHeaders.h"
#include "SpaceShip.h"

#include "core/CoreIncludes.h"
#include "core/ConfigValueIncludes.h"
#include "core/XMLPort.h"
#include "util/Math.h"

namespace orxonox
{
    CreateFactory(SpaceShip);

    SpaceShip::SpaceShip(BaseObject* creator) : Pawn(creator)
    {
        RegisterObject(SpaceShip);

        this->zeroDegree_ = 0;

        this->maxSpeed_ = 0;
        this->maxSecondarySpeed_ = 0;
        this->maxRotation_ = 0;
        this->translationAcceleration_ = 0;
        this->rotationAcceleration_ = 0;
        this->translationDamping_ = 0;

        this->yawRotation_ = 0;
        this->pitchRotation_ = 0;
        this->rollRotation_ = 0;

        this->bInvertYAxis_ = false;

        this->setConfigValues();
        this->registerVariables();
    }

    SpaceShip::~SpaceShip()
    {
    }

    void SpaceShip::XMLPort(Element& xmlelement, XMLPort::Mode mode)
    {
        SUPER(SpaceShip, XMLPort, xmlelement, mode);

        XMLPortParam(SpaceShip, "maxspeed",          setMaxSpeed,          getMaxSpeed,          xmlelement, mode);
        XMLPortParam(SpaceShip, "maxsecondaryspeed", setMaxSecondarySpeed, getMaxSecondarySpeed, xmlelement, mode);
        XMLPortParam(SpaceShip, "maxrotation",       setMaxRotation,       getMaxRotation,       xmlelement, mode);
        XMLPortParam(SpaceShip, "transacc",          setTransAcc,          getTransAcc,          xmlelement, mode);
        XMLPortParam(SpaceShip, "rotacc",            setRotAcc,            getRotAcc,            xmlelement, mode);
        XMLPortParam(SpaceShip, "transdamp",         setTransDamp,         getTransDamp,         xmlelement, mode);
    }

    void SpaceShip::registerVariables()
    {
    }

    void SpaceShip::setConfigValues()
    {
        SetConfigValue(bInvertYAxis_, false).description("Set this to true for joystick-like mouse behaviour (mouse up = ship down).");
    }

    void SpaceShip::tick(float dt)
    {
        // #####################################
        // ############# STEERING ##############
        // #####################################

        Vector3 velocity = this->getVelocity();
        if (velocity.x > this->maxSecondarySpeed_)
            velocity.x = this->maxSecondarySpeed_;
        if (velocity.x < -this->maxSecondarySpeed_)
            velocity.x = -this->maxSecondarySpeed_;
        if (velocity.y > this->maxSecondarySpeed_)
            velocity.y = this->maxSecondarySpeed_;
        if (velocity.y < -this->maxSecondarySpeed_)
            velocity.y = -this->maxSecondarySpeed_;
        if (velocity.z > this->maxSecondarySpeed_)
            velocity.z = this->maxSecondarySpeed_;
        if (velocity.z < -this->maxSpeed_)
            velocity.z = -this->maxSpeed_;

        // normalize velocity and acceleration
        for (size_t dimension = 0; dimension < 3; ++dimension)
        {
            if (this->acceleration_[dimension] == 0)
            {
                if (velocity[dimension] > 0)
                {
                    velocity[dimension] -= (this->translationDamping_ * dt);
                    if (velocity[dimension] < 0)
                        velocity[dimension] = 0;
                }
                else if (velocity[dimension] < 0)
                {
                    velocity[dimension] += (this->translationDamping_ * dt);
                    if (velocity[dimension] > 0)
                        velocity[dimension] = 0;
                }
            }
        }

        this->setVelocity(velocity);


        SUPER(SpaceShip, tick, dt);


        this->yaw(this->yawRotation_ * dt);
        if (this->bInvertYAxis_)
            this->pitch(Degree(-this->pitchRotation_ * dt));
        else
            this->pitch(Degree( this->pitchRotation_ * dt));
        this->roll(this->rollRotation_ * dt);

        this->acceleration_.x = 0;
        this->acceleration_.y = 0;
        this->acceleration_.z = 0;

        this->yawRotation_   = this->zeroDegree_;
        this->pitchRotation_ = this->zeroDegree_;
        this->rollRotation_  = this->zeroDegree_;
    }

    void SpaceShip::moveFrontBack(const Vector2& value)
    {
        this->acceleration_.z = -this->translationAcceleration_ * value.x;
    }

    void SpaceShip::moveRightLeft(const Vector2& value)
    {
        this->acceleration_.x = this->translationAcceleration_ * value.x;
    }

    void SpaceShip::moveUpDown(const Vector2& value)
    {
        this->acceleration_.y = this->translationAcceleration_ * value.x;
    }

    void SpaceShip::rotateYaw(const Vector2& value)
    {
        Degree temp = value.x * value.x * sgn(value.x) * this->rotationAcceleration_;
        if (temp > this->maxRotation_)
            temp = this->maxRotation_;
        if (temp < -this->maxRotation_)
            temp = -this->maxRotation_;
        this->yawRotation_ = Degree(temp);
    }

    void SpaceShip::rotatePitch(const Vector2& value)
    {
        Degree temp = value.x * value.x * sgn(value.x) * this->rotationAcceleration_;
        if (temp > this->maxRotation_)
            temp = this->maxRotation_;
        if (temp < -this->maxRotation_)
            temp = -this->maxRotation_;
        this->pitchRotation_ = Degree(temp);
    }

    void SpaceShip::rotateRoll(const Vector2& value)
    {
        Degree temp = value.x * value.x * sgn(value.x) * this->rotationAcceleration_;
        if (temp > this->maxRotation_)
            temp = this->maxRotation_;
        if (temp < -this->maxRotation_)
            temp = -this->maxRotation_;
        this->rollRotation_ = Degree(temp);
    }

    void SpaceShip::fire()
    {
    }
}