source:
code/branches/presentation/src/orxonox/objects/worldentities/triggers/Trigger.cc
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[1383] | 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 | * Benjamin Knecht | |
24 | * Co-authors: | |
25 | * ... | |
26 | * | |
27 | */ | |
28 | ||
[1906] | 29 | #include "OrxonoxStableHeaders.h" |
[1383] | 30 | #include "Trigger.h" |
31 | ||
[1906] | 32 | #include <OgreBillboard.h> |
[2459] | 33 | #include <OgreBillboardSet.h> |
[1961] | 34 | #include "util/Debug.h" |
[1383] | 35 | #include "core/CoreIncludes.h" |
[1671] | 36 | #include "core/ConsoleCommand.h" |
[1693] | 37 | #include "core/XMLPort.h" |
[2019] | 38 | #include "objects/Scene.h" |
[1383] | 39 | |
40 | namespace orxonox | |
41 | { | |
[1671] | 42 | |
[1969] | 43 | SetConsoleCommand(Trigger, debugFlares, false).defaultValues(false); |
[1671] | 44 | |
[1383] | 45 | CreateFactory(Trigger); |
46 | ||
[2459] | 47 | Trigger::Trigger(BaseObject* creator) : StaticEntity(creator) |
[1383] | 48 | { |
49 | RegisterObject(Trigger); | |
50 | ||
[2029] | 51 | this->mode_ = TM_EventTriggerAND; |
[1671] | 52 | |
[2069] | 53 | this->bFirstTick_ = true; |
[2029] | 54 | this->bActive_ = false; |
55 | this->bTriggered_ = false; | |
56 | this->latestState_ = 0x0; | |
57 | ||
58 | this->bInvertMode_ = false; | |
59 | this->bSwitch_ = false; | |
60 | this->bStayActive_ = false; | |
[2071] | 61 | this->delay_ = 0.0f; |
62 | this->remainingTime_ = 0.0f; | |
63 | this->timeSinceLastEvent_ = 0.0f; | |
[2029] | 64 | this->remainingActivations_ = -1; |
65 | ||
66 | // this->bUpdating_ = false; | |
67 | ||
[2019] | 68 | if (this->getScene() && this->getScene()->getSceneManager()) |
69 | { | |
[2029] | 70 | this->debugBillboard_.setBillboardSet(this->getScene()->getSceneManager(), "Examples/Flare", ColourValue(1.0, 0.0, 0.0), 1); |
71 | this->debugBillboard_.setVisible(false); | |
[2171] | 72 | |
73 | if (this->debugBillboard_.getBillboardSet()) | |
[2459] | 74 | this->attachOgreObject(this->debugBillboard_.getBillboardSet()); |
[2019] | 75 | } |
[1969] | 76 | |
[2031] | 77 | this->setObjectMode(0x0); |
[1383] | 78 | } |
79 | ||
80 | Trigger::~Trigger() | |
81 | { | |
82 | } | |
83 | ||
[2029] | 84 | void Trigger::XMLPort(Element& xmlelement, XMLPort::Mode mode) |
[1383] | 85 | { |
[2029] | 86 | SUPER(Trigger, XMLPort, xmlelement, mode); |
[1383] | 87 | |
[2029] | 88 | XMLPortParam(Trigger, "delay", setDelay, getDelay, xmlelement, mode).defaultValues(0.0f); |
89 | XMLPortParam(Trigger, "switch", setSwitch, getSwitch, xmlelement, mode).defaultValues(false); | |
90 | XMLPortParam(Trigger, "stayactive", setStayActive, getStayActive, xmlelement, mode).defaultValues(false); | |
91 | XMLPortParam(Trigger, "activations", setActivations, getActivations, xmlelement, mode).defaultValues(-1); | |
92 | XMLPortParam(Trigger, "invert", setInvert, getInvert, xmlelement, mode).defaultValues(false); | |
93 | XMLPortParamTemplate(Trigger, "mode", setMode, getModeString, xmlelement, mode, const std::string&).defaultValues("or"); | |
[1671] | 94 | |
[2029] | 95 | XMLPortObject(Trigger, Trigger, "", addTrigger, getTrigger, xmlelement, mode); |
[1969] | 96 | } |
97 | ||
[1671] | 98 | void Trigger::tick(float dt) |
99 | { | |
[2069] | 100 | if (this->bFirstTick_) |
101 | { | |
102 | this->bFirstTick_ = false; | |
103 | this->fireEvent(false); | |
104 | } | |
[1693] | 105 | |
[2071] | 106 | // Check if the object is active (this is NOT Trigger::isActive()!) |
107 | if (!this->BaseObject::isActive()) | |
108 | return; | |
109 | ||
[2485] | 110 | SUPER(Trigger, tick, dt); |
111 | ||
[2069] | 112 | bool newTriggered = this->isTriggered() ^ this->bInvertMode_; |
[1693] | 113 | |
[1954] | 114 | // check if new triggering event is really new |
[2029] | 115 | if ((this->latestState_ & 0x1) != newTriggered) |
[1954] | 116 | { |
117 | // create new state | |
[2029] | 118 | if (newTriggered) |
[1671] | 119 | { |
[2029] | 120 | this->latestState_ |= 1; // set trigger bit to 1 |
[1954] | 121 | this->switchState(); |
122 | } | |
123 | else | |
124 | { | |
[2029] | 125 | this->latestState_ &= 0xFE; // set trigger bit to 0 |
[2078] | 126 | if (!this->bSwitch_) |
[1851] | 127 | this->switchState(); |
[1671] | 128 | } |
[1954] | 129 | } |
[1693] | 130 | |
[2029] | 131 | if (this->remainingTime_ > 0.0) |
[1693] | 132 | { |
[2029] | 133 | this->remainingTime_ -= dt; |
[1693] | 134 | // only increase when acctually waiting for a state in the queue |
[2029] | 135 | if (this->timeSinceLastEvent_ >= 0.0) |
136 | this->timeSinceLastEvent_ += dt; | |
[1693] | 137 | } |
138 | ||
[2029] | 139 | while (this->remainingTime_ <= 0.0 && this->stateChanges_.size() > 0) |
[1693] | 140 | { |
141 | // time ran out, change state to new one | |
[2029] | 142 | char newState = this->stateChanges_.front().second; |
143 | this->bTriggered_ = (newState & 0x1); | |
144 | this->bActive_ = newState & 2; | |
[2065] | 145 | this->fireEvent(this->bActive_); |
[1693] | 146 | this->stateChanges_.pop(); |
[2029] | 147 | if (this->stateChanges_.size() != 0) |
148 | this->remainingTime_ = this->stateChanges_.front().first; | |
[1693] | 149 | else |
[2029] | 150 | this->timeSinceLastEvent_ = this->delay_; |
[1693] | 151 | } |
152 | ||
[2029] | 153 | if (this->bTriggered_ && this->bActive_) |
[1693] | 154 | this->setBillboardColour(ColourValue(0.5, 1.0, 0.0)); |
[2029] | 155 | else if (!this->bTriggered_ && this->bActive_) |
[1693] | 156 | this->setBillboardColour(ColourValue(0.0, 1.0, 0.0)); |
[2029] | 157 | else if (this->bTriggered_ && !this->bActive_) |
[1693] | 158 | this->setBillboardColour(ColourValue(1.0, 0.5, 0.0)); |
159 | else | |
160 | this->setBillboardColour(ColourValue(1.0, 0.0, 0.0)); | |
[1671] | 161 | } |
162 | ||
[1541] | 163 | bool Trigger::isTriggered(TriggerMode mode) |
164 | { | |
[2029] | 165 | // if (this->bUpdating_) |
166 | // return this->bTriggered_; | |
[1693] | 167 | |
[2029] | 168 | // this->bUpdating_ = true; |
169 | if (this->children_.size() != 0) | |
[1541] | 170 | { |
[1693] | 171 | bool returnval = false; |
[2029] | 172 | |
173 | switch (mode) | |
[1671] | 174 | { |
175 | case TM_EventTriggerAND: | |
[1693] | 176 | returnval = checkAnd(); |
[1671] | 177 | break; |
178 | case TM_EventTriggerOR: | |
[1693] | 179 | returnval = checkOr(); |
[1671] | 180 | break; |
181 | case TM_EventTriggerXOR: | |
[1693] | 182 | returnval = checkXor(); |
[1671] | 183 | break; |
184 | default: | |
[1693] | 185 | returnval = false; |
[1671] | 186 | break; |
187 | } | |
[2029] | 188 | // this->bUpdating_ = false; |
189 | ||
[2069] | 190 | return returnval; |
[1541] | 191 | } |
[1671] | 192 | return true; |
[1541] | 193 | } |
194 | ||
[2029] | 195 | bool Trigger::checkAnd() |
196 | { | |
197 | std::set<Trigger*>::iterator it; | |
198 | for(it = this->children_.begin(); it != this->children_.end(); ++it) | |
199 | { | |
200 | if (!(*it)->isActive()) | |
201 | return false; | |
202 | } | |
203 | return true; | |
204 | } | |
205 | ||
206 | bool Trigger::checkOr() | |
207 | { | |
208 | std::set<Trigger*>::iterator it; | |
209 | for(it = this->children_.begin(); it != this->children_.end(); ++it) | |
210 | { | |
211 | if ((*it)->isActive()) | |
212 | return true; | |
213 | } | |
214 | return false; | |
215 | } | |
216 | ||
217 | bool Trigger::checkXor() | |
218 | { | |
219 | std::set<Trigger*>::iterator it; | |
220 | bool test = false; | |
221 | for(it = this->children_.begin(); it != this->children_.end(); ++it) | |
222 | { | |
223 | if (test && (*it)->isActive()) | |
224 | return false; | |
225 | if ((*it)->isActive()) | |
226 | test = true; | |
227 | } | |
228 | return test; | |
229 | } | |
230 | ||
231 | bool Trigger::switchState() | |
232 | { | |
233 | if (( (this->latestState_ & 2) && this->bStayActive_ && (this->remainingActivations_ <= 0)) | |
234 | || (!(this->latestState_ & 2)) && (this->remainingActivations_ == 0)) | |
235 | return false; | |
236 | else | |
237 | { | |
238 | this->latestState_ ^= 2; // toggle state bit | |
239 | ||
240 | // increase activation count | |
241 | if (this->latestState_ & 2 && this->remainingActivations_ > 0) | |
242 | this->remainingActivations_--; | |
243 | ||
244 | this->storeState(); | |
245 | ||
246 | return true; | |
247 | } | |
248 | } | |
249 | ||
250 | void Trigger::storeState() | |
251 | { | |
252 | // put state change into queue | |
253 | this->stateChanges_.push(std::pair<float, char>(this->timeSinceLastEvent_, this->latestState_)); | |
254 | // reset time since last event | |
255 | this->timeSinceLastEvent_ = 0.0; | |
256 | ||
257 | if (this->stateChanges_.size() == 1) | |
258 | this->remainingTime_ = this->stateChanges_.front().first; | |
259 | } | |
260 | ||
[1693] | 261 | void Trigger::setDelay(float delay) |
262 | { | |
263 | this->delay_ = delay; | |
[2029] | 264 | this->timeSinceLastEvent_ = delay; |
[1693] | 265 | } |
266 | ||
[1969] | 267 | void Trigger::setMode(const std::string& modeName) |
[1954] | 268 | { |
269 | if (modeName == "and") | |
[2029] | 270 | this->setMode(TM_EventTriggerAND); |
[1954] | 271 | else if (modeName == "or") |
[2029] | 272 | this->setMode(TM_EventTriggerOR); |
[1954] | 273 | else if (modeName == "xor") |
[2029] | 274 | this->setMode(TM_EventTriggerXOR); |
[1954] | 275 | } |
276 | ||
[2029] | 277 | std::string Trigger::getModeString() const |
[1550] | 278 | { |
[2029] | 279 | if (this->mode_ == TM_EventTriggerAND) |
280 | return std::string("and"); | |
281 | else if (this->mode_ == TM_EventTriggerOR) | |
282 | return std::string("or"); | |
283 | else if (this->mode_ == TM_EventTriggerXOR) | |
284 | return std::string("xor"); | |
285 | else | |
286 | return std::string("and"); | |
[1550] | 287 | } |
288 | ||
[2029] | 289 | void Trigger::addTrigger(Trigger* trigger) |
[1383] | 290 | { |
[2029] | 291 | if (this != trigger) |
292 | this->children_.insert(trigger); | |
[1383] | 293 | } |
294 | ||
[2029] | 295 | const Trigger* Trigger::getTrigger(unsigned int index) const |
[1541] | 296 | { |
[2029] | 297 | if (this->children_.size() <= index) |
298 | return NULL; | |
[1541] | 299 | |
[2029] | 300 | std::set<Trigger*>::const_iterator it; |
301 | it = this->children_.begin(); | |
302 | ||
303 | for (unsigned int i = 0; i != index; ++i) | |
304 | ++it; | |
305 | ||
306 | return (*it); | |
[1550] | 307 | } |
308 | ||
[2029] | 309 | void Trigger::debugFlares(bool bVisible) |
[1541] | 310 | { |
[2029] | 311 | for (ObjectList<Trigger>::iterator it = ObjectList<Trigger>::begin(); it != ObjectList<Trigger>::end(); ++it) |
312 | it->setVisible(bVisible); | |
[1541] | 313 | } |
314 | ||
[2029] | 315 | void Trigger::setBillboardColour(const ColourValue& colour) |
[1541] | 316 | { |
[2171] | 317 | this->debugBillboard_.setColour(colour); |
[1541] | 318 | } |
319 | ||
[2029] | 320 | void Trigger::changedVisibility() |
[1671] | 321 | { |
[2029] | 322 | SUPER(Trigger, changedVisibility); |
323 | ||
324 | this->debugBillboard_.setVisible(this->isVisible()); | |
[1671] | 325 | } |
[1383] | 326 | } |
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