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: |
---|
23 | * Damian 'Mozork' Frick |
---|
24 | * Co-authors: |
---|
25 | * ... |
---|
26 | * |
---|
27 | */ |
---|
28 | |
---|
29 | |
---|
30 | /** |
---|
31 | @file ShrinkPickup.cc |
---|
32 | @brief Implementation of the HealthPickup class. |
---|
33 | */ |
---|
34 | |
---|
35 | |
---|
36 | #include "ShrinkPickup.h" |
---|
37 | |
---|
38 | #include <sstream> |
---|
39 | #include "core/CoreIncludes.h" |
---|
40 | #include "core/XMLPort.h" |
---|
41 | |
---|
42 | #include "pickup/PickupIdentifier.h" |
---|
43 | #include "worldentities/pawns/Pawn.h" |
---|
44 | |
---|
45 | #include "weaponsystem/WeaponSlot.h" |
---|
46 | #include "weaponsystem/Weapon.h" |
---|
47 | #include "worldentities/CameraPosition.h" |
---|
48 | |
---|
49 | namespace orxonox |
---|
50 | { |
---|
51 | CreateFactory(ShrinkPickup); |
---|
52 | |
---|
53 | /** |
---|
54 | @brief |
---|
55 | Constructor: Initializes the Pickup. |
---|
56 | */ |
---|
57 | ShrinkPickup::ShrinkPickup(BaseObject* creator) : Pickup(creator) |
---|
58 | { |
---|
59 | RegisterObject(ShrinkPickup); |
---|
60 | |
---|
61 | this->initialize(); |
---|
62 | this->shrinkFactor_ = 5.0; |
---|
63 | this->shrinkSpeed_ = 5.0; |
---|
64 | this->duration_ = 5.0; |
---|
65 | isActive_ = false; |
---|
66 | isTerminating_ = false; |
---|
67 | } |
---|
68 | |
---|
69 | ShrinkPickup::~ShrinkPickup() |
---|
70 | { |
---|
71 | |
---|
72 | } |
---|
73 | |
---|
74 | void ShrinkPickup::initializeIdentifier(void) |
---|
75 | { |
---|
76 | std::stringstream stream; |
---|
77 | stream << this->getShrinkFactor(); |
---|
78 | std::string type1 = "shrinkFactor"; |
---|
79 | std::string val1 = stream.str(); |
---|
80 | this->pickupIdentifier_->addParameter(type1, val1); |
---|
81 | |
---|
82 | stream.clear(); |
---|
83 | stream << this->getDuration(); |
---|
84 | std::string val2 = stream.str(); |
---|
85 | std::string type2 = "duration"; |
---|
86 | this->pickupIdentifier_->addParameter(type2, val2); |
---|
87 | |
---|
88 | stream.clear(); |
---|
89 | stream << this->getShrinkSpeed(); |
---|
90 | std::string val3 = stream.str(); |
---|
91 | std::string type3 = "shrinkSpeed"; |
---|
92 | this->pickupIdentifier_->addParameter(type3, val3); |
---|
93 | } |
---|
94 | |
---|
95 | /** |
---|
96 | @brief |
---|
97 | Method for creating a ShrinkhPickup object through XML. |
---|
98 | */ |
---|
99 | void ShrinkPickup::XMLPort(Element& xmlelement, orxonox::XMLPort::Mode mode) |
---|
100 | { |
---|
101 | SUPER(ShrinkPickup, XMLPort, xmlelement, mode); |
---|
102 | |
---|
103 | XMLPortParam(ShrinkPickup, "shrinkFactor", setShrinkFactor, getShrinkFactor, xmlelement, mode); |
---|
104 | XMLPortParam(ShrinkPickup, "duration", setDuration, getDuration, xmlelement, mode); |
---|
105 | XMLPortParam(ShrinkPickup, "shrinkSpeed", setShrinkSpeed, getShrinkSpeed, xmlelement, mode); |
---|
106 | |
---|
107 | this->initializeIdentifier(); |
---|
108 | } |
---|
109 | |
---|
110 | /** |
---|
111 | @brief |
---|
112 | Sets the shrinking factor. |
---|
113 | @param factor |
---|
114 | The factor. |
---|
115 | */ |
---|
116 | void ShrinkPickup::setShrinkFactor(float factor) |
---|
117 | { |
---|
118 | this->shrinkFactor_ = factor; |
---|
119 | } |
---|
120 | |
---|
121 | /** |
---|
122 | @brief |
---|
123 | Sets the duration. |
---|
124 | @param duration |
---|
125 | The duration. |
---|
126 | */ |
---|
127 | void ShrinkPickup::setDuration(float duration) |
---|
128 | { |
---|
129 | this->duration_ = duration; |
---|
130 | } |
---|
131 | |
---|
132 | /** |
---|
133 | @brief |
---|
134 | Sets the shrinking speed. |
---|
135 | @param speed |
---|
136 | The speed. |
---|
137 | */ |
---|
138 | void ShrinkPickup::setShrinkSpeed(float speed) |
---|
139 | { |
---|
140 | this->shrinkSpeed_ = speed; |
---|
141 | } |
---|
142 | |
---|
143 | void ShrinkPickup::initialize(void) |
---|
144 | { |
---|
145 | this->addTarget(ClassIdentifier<Pawn>::getIdentifier()); |
---|
146 | } |
---|
147 | |
---|
148 | /** |
---|
149 | @brief |
---|
150 | Prepares for shrinking (collecting several informations). |
---|
151 | */ |
---|
152 | void ShrinkPickup::changedUsed(void) |
---|
153 | { |
---|
154 | SUPER(ShrinkPickup, changedUsed); |
---|
155 | |
---|
156 | if(this->isUsed()) |
---|
157 | { |
---|
158 | this->pawn_ = this->carrierToPawnHelper(); |
---|
159 | if(pawn_ == NULL) // If the PickupCarrier is no Pawn, then this pickup is useless and therefore is destroyed. |
---|
160 | this->Pickupable::destroy(); |
---|
161 | |
---|
162 | //Collect scaling information. |
---|
163 | defaultScale_ = this->pawn_->getScale3D(); |
---|
164 | defaultMass_ = this->pawn_->getMass(); |
---|
165 | |
---|
166 | smallScale_ = defaultScale_ / shrinkFactor_; |
---|
167 | smallMass_ = defaultMass_ / shrinkFactor_; |
---|
168 | |
---|
169 | actualScale_ = defaultScale_; |
---|
170 | actualMass_ = defaultMass_; |
---|
171 | |
---|
172 | cameraPositions_ = this->pawn_->getCameraPositions(); |
---|
173 | size_ = cameraPositions_.size(); |
---|
174 | isActive_ = true; //start shrinking now. |
---|
175 | durationTimer_.setTimer(duration_, false, createExecutor(createFunctor(&ShrinkPickup::terminate, this))); //Set timer for termination. |
---|
176 | } |
---|
177 | } |
---|
178 | |
---|
179 | /** |
---|
180 | @brief |
---|
181 | Updates the scales of the ship. |
---|
182 | @param dt |
---|
183 | Time since last call. |
---|
184 | */ |
---|
185 | void ShrinkPickup::tick(float dt) |
---|
186 | { |
---|
187 | if(isActive_ == true && actualScale_ > smallScale_) //if the ship has not reached the target scale, continue shrinking |
---|
188 | { |
---|
189 | float factor_ = 1 + dt*shrinkSpeed_; |
---|
190 | |
---|
191 | actualScale_ /= factor_; |
---|
192 | actualMass_ /= factor_; |
---|
193 | |
---|
194 | this->pawn_->setScale3D(actualScale_); |
---|
195 | this->pawn_->setMass(actualMass_); |
---|
196 | |
---|
197 | for(int index = 0; index < size_; index++) |
---|
198 | { |
---|
199 | CameraPosition* cameraPos_ = this->pawn_->getCameraPosition(index); |
---|
200 | if(cameraPos_ == NULL) |
---|
201 | continue; |
---|
202 | cameraPos_->setPosition(cameraPos_->getPosition()*factor_); |
---|
203 | } |
---|
204 | } |
---|
205 | else isActive_ = false; |
---|
206 | |
---|
207 | if(isTerminating_ == true && actualScale_ < defaultScale_) //grow until the ship reaches its default scale. |
---|
208 | { |
---|
209 | float factor_ = 1 + dt*shrinkSpeed_; |
---|
210 | |
---|
211 | actualScale_ *= factor_; |
---|
212 | actualMass_ *= factor_; |
---|
213 | |
---|
214 | this->pawn_->setScale3D(actualScale_); |
---|
215 | this->pawn_->setMass(actualMass_); |
---|
216 | |
---|
217 | for(int index = 0; index < size_; index++) |
---|
218 | { |
---|
219 | CameraPosition* cameraPos_ = this->pawn_->getCameraPosition(index); |
---|
220 | if(cameraPos_ == NULL) |
---|
221 | continue; |
---|
222 | cameraPos_->setPosition(cameraPos_->getPosition()/factor_); |
---|
223 | } |
---|
224 | } |
---|
225 | else if(isTerminating_ == true) |
---|
226 | this->Pickupable::destroy(); |
---|
227 | |
---|
228 | } |
---|
229 | |
---|
230 | /** |
---|
231 | @brief |
---|
232 | Initializes the termination. |
---|
233 | */ |
---|
234 | void ShrinkPickup::terminate(void) |
---|
235 | { |
---|
236 | isActive_ = false; |
---|
237 | isTerminating_ = true; |
---|
238 | setUsed(false); |
---|
239 | } |
---|
240 | |
---|
241 | Pawn* ShrinkPickup::carrierToPawnHelper(void) |
---|
242 | { |
---|
243 | PickupCarrier* carrier = this->getCarrier(); |
---|
244 | Pawn* pawn = dynamic_cast<Pawn*>(carrier); |
---|
245 | |
---|
246 | return pawn; |
---|
247 | } |
---|
248 | |
---|
249 | /** |
---|
250 | @brief |
---|
251 | Creates a duplicate of the input OrxonoxClass. |
---|
252 | @param item |
---|
253 | A pointer to the Orxonox class. |
---|
254 | */ |
---|
255 | void ShrinkPickup::clone(OrxonoxClass*& item) |
---|
256 | { |
---|
257 | if(item == NULL) |
---|
258 | item = new ShrinkPickup(this); |
---|
259 | |
---|
260 | SUPER(ShrinkPickup, clone, item); |
---|
261 | ShrinkPickup* pickup = dynamic_cast<ShrinkPickup*>(item); |
---|
262 | pickup->setShrinkFactor(this->getShrinkFactor()); |
---|
263 | pickup->setDuration(this->getDuration()); |
---|
264 | pickup->setShrinkSpeed(this->getShrinkSpeed()); |
---|
265 | |
---|
266 | pickup->initializeIdentifier(); |
---|
267 | } |
---|
268 | } |
---|