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source: code/trunk/src/modules/pickup/items/SpeedPickup.cc @ 11898

Last change on this file since 11898 was 11071, checked in by landauf, 9 years ago

merged branch cpp11_v3 back to trunk

  • Property svn:eol-style set to native
File size: 6.5 KB
RevLine 
[6552]1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
[6574]23 *      Eric Beier
[6552]24 *   Co-authors:
25 *      ...
26 *
27 */
[6681]28
29/**
30    @file SpeedPickup.cc
31    @brief Implementation of the SpeedPickup class.
32*/
33
34#include "SpeedPickup.h"
35
[7547]36#include <sstream>
[6681]37#include "core/CoreIncludes.h"
38#include "core/XMLPort.h"
39
[7547]40#include "worldentities/pawns/SpaceShip.h"
[6681]41
42namespace orxonox
43{
[9667]44    RegisterClass(SpeedPickup);
[6681]45
46    /**
47    @brief
48        Constructor. Registers the object and initializes the member variables.
49    */
[9667]50    SpeedPickup::SpeedPickup(Context* context) : Pickup(context)
[6681]51    {
52        RegisterObject(SpeedPickup);
53
54        this->initialize();
55    }
56
57    /**
58    @brief
59        Destructor.
60    */
61    SpeedPickup::~SpeedPickup()
62    {
63
64    }
65
66    /**
67    @brief
68        Initializes the member variables.
69    */
70    void SpeedPickup::initialize(void)
71    {
[6706]72        this->duration_ = 0.0f;
73        this->speedAdd_ = 0.0f;
74        this->speedMultiply_ = 1.0f;
[6681]75
[8727]76        this->addTarget(ClassIdentifier<SpaceShip>::getIdentifier());
[6681]77    }
78
79    /**
80    @brief
81        Method for creating a SpeedPickup object through XML.
82    */
83    void SpeedPickup::XMLPort(Element& xmlelement, orxonox::XMLPort::Mode mode)
84    {
85        SUPER(SpeedPickup, XMLPort, xmlelement, mode);
86
87        XMLPortParam(SpeedPickup, "duration", setDuration, getDuration, xmlelement, mode);
88        XMLPortParam(SpeedPickup, "speedAdd", setSpeedAdd, getSpeedAdd, xmlelement, mode);
89        XMLPortParam(SpeedPickup, "speedMultiply", setSpeedMultiply, getSpeedMultiply, xmlelement, mode);
90    }
91
92    /**
93    @brief
94        Is called when the pickup has transited from used to unused or the other way around.
95    */
96    void SpeedPickup::changedUsed(void)
97    {
98        SUPER(SpeedPickup, changedUsed);
99
[8727]100        SpaceShip* ship = this->carrierToSpaceShipHelper();
[11071]101        if(ship == nullptr) // If the PickupCarrier is no SpaceShip, then this pickup is useless and therefore is destroyed.
[7163]102            this->Pickupable::destroy();
103
[7547]104        // If the pickup has transited to used.
[6681]105        if(this->isUsed())
106        {
[7547]107            // If its durationType is continuous, we set a Timer to be reminded, when the time has run out.
108            if(this->isContinuous())
[6728]109            {
[7547]110                if(!this->durationTimer_.isActive() && this->durationTimer_.getRemainingTime() > 0.0f)
111                {
112                    this->durationTimer_.unpauseTimer();
113                }
114                else
115                {
116                    this->durationTimer_.setTimer(this->getDuration(), false, createExecutor(createFunctor(&SpeedPickup::pickupTimerCallback, this)));
117                }
[6728]118            }
[7547]119
[8727]120            ship->addSpeed(this->getSpeedAdd());
121            ship->addSpeedFactor(this->getSpeedMultiply());
[6681]122        }
[6706]123        else
124        {
[8727]125            ship->addSpeed(-this->getSpeedAdd());
126            ship->addSpeedFactor(1.0f/this->getSpeedMultiply());
[7163]127
[7547]128            // We destroy the pickup if either, the pickup has activationType immediate and durationType once or it has durationType continuous and the duration was exceeded.
129            if((!this->isContinuous() && this->isImmediate()) || (this->isContinuous() && !this->durationTimer_.isActive() && this->durationTimer_.getRemainingTime() == this->getDuration()))
[6706]130            {
[7547]131                this->Pickupable::destroy();
[6706]132            }
[7547]133            // We pause the Timer if the pickup is continuous and the duration is not yet exceeded,
134            else if(this->isContinuous() && this->durationTimer_.isActive())
135            {
136                this->durationTimer_.pauseTimer();
137            }
[6706]138        }
[6681]139    }
140
141    /**
142    @brief
[8727]143        Helper to transform the PickupCarrier to a SpaceShip, and throw an error message if the conversion fails.
[6681]144    @return
[11071]145        A pointer to the SpaceShip, or nullptr if the conversion failed.
[6681]146    */
[8727]147    SpaceShip* SpeedPickup::carrierToSpaceShipHelper(void)
[6681]148    {
149        PickupCarrier* carrier = this->getCarrier();
[9348]150        SpaceShip* ship = orxonox_cast<SpaceShip*>(carrier);
[6681]151
[11071]152        if(ship == nullptr)
[6681]153        {
[8858]154            orxout(internal_error, context::pickups) << "Invalid PickupCarrier in SpeedPickup." << endl;
[6681]155        }
[7163]156
[8727]157        return ship;
[6681]158    }
159
160    /**
161    @brief
[7547]162        Sets the duration for which the SpeedPickup stays active.
[6681]163    @param duration
[7547]164        The duration in seconds.
[6681]165    */
166    void SpeedPickup::setDuration(float duration)
167    {
168        if(duration >= 0.0f)
169        {
170            this->duration_ = duration;
171        }
172        else
173        {
[8858]174            orxout(internal_error, context::pickups) << "Invalid duration in SpeedPickup." << endl;
[6694]175            this->duration_ = 0.0f;
[6681]176        }
177    }
178
179    /**
180    @brief
[7547]181        Sets the speedAdd, the value that is added to the speed of the Pawn.
[6681]182    @param speedAdd
[7547]183        The added speed.
[6681]184    */
185    void SpeedPickup::setSpeedAdd(float speedAdd)
186    {
187        if(speedAdd >= 0.0f)
188        {
189            this->speedAdd_ = speedAdd;
190        }
191        else
192        {
[8858]193            orxout(internal_error, context::pickups) << "Invalid speedAdd in SpeedPickup." << endl;
[6694]194            this->speedAdd_ = 0.0f;
[6681]195        }
196    }
197
198    /**
199    @brief
[7547]200        Sets the speedMultiply, the factor by which the speed of the Pawn is multiplied.
[7401]201    @param speedMultiply
[7547]202        The factor by which the speed is mutiplied.
[6681]203    */
204    void SpeedPickup::setSpeedMultiply(float speedMultiply)
205    {
206        if(speedMultiply != 0)
207        {
208            this->speedMultiply_ = speedMultiply;
209        }
210        else
211        {
[8858]212            orxout(internal_error, context::pickups) << "Invalid speedMultiply in SpeedPickup." << endl;
[6694]213            this->speedMultiply_ = 1.0f;
[6681]214        }
215    }
216
[6706]217    void SpeedPickup::pickupTimerCallback(void)
[7163]218    {
[6706]219        this->setUsed(false);
[6681]220    }
221}
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