[1383] | 1 | /* |
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| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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| 3 | * > www.orxonox.net < |
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| 4 | * |
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| 5 | * |
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| 6 | * License notice: |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU General Public License |
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| 10 | * as published by the Free Software Foundation; either version 2 |
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| 11 | * of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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| 21 | * |
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| 22 | * Author: |
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| 23 | * Benjamin Knecht |
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| 24 | * Co-authors: |
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| 25 | * ... |
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| 26 | * |
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| 27 | */ |
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| 28 | |
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[1906] | 29 | #include "OrxonoxStableHeaders.h" |
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[1383] | 30 | #include "Trigger.h" |
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| 31 | |
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[1906] | 32 | #include <OgreBillboard.h> |
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[1961] | 33 | #include "util/Debug.h" |
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[1383] | 34 | #include "core/CoreIncludes.h" |
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[1671] | 35 | #include "core/ConsoleCommand.h" |
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[1693] | 36 | #include "core/XMLPort.h" |
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[2019] | 37 | #include "objects/Scene.h" |
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[1383] | 38 | |
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| 39 | namespace orxonox |
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| 40 | { |
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[1671] | 41 | |
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[1969] | 42 | SetConsoleCommand(Trigger, debugFlares, false).defaultValues(false); |
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[1671] | 43 | |
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[1383] | 44 | CreateFactory(Trigger); |
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| 45 | |
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[2019] | 46 | Trigger::Trigger(BaseObject* creator) : PositionableEntity(creator) |
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[1383] | 47 | { |
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| 48 | RegisterObject(Trigger); |
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| 49 | |
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[2029] | 50 | this->mode_ = TM_EventTriggerAND; |
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[1671] | 51 | |
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[2029] | 52 | this->bActive_ = false; |
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| 53 | this->bTriggered_ = false; |
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| 54 | this->latestState_ = 0x0; |
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| 55 | |
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| 56 | this->bInvertMode_ = false; |
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| 57 | this->bSwitch_ = false; |
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| 58 | this->bStayActive_ = false; |
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| 59 | this->delay_ = 0.0; |
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| 60 | this->remainingActivations_ = -1; |
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| 61 | |
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| 62 | // this->bUpdating_ = false; |
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| 63 | |
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[2019] | 64 | if (this->getScene() && this->getScene()->getSceneManager()) |
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| 65 | { |
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[2029] | 66 | this->debugBillboard_.setBillboardSet(this->getScene()->getSceneManager(), "Examples/Flare", ColourValue(1.0, 0.0, 0.0), 1); |
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| 67 | this->debugBillboard_.setVisible(false); |
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[2019] | 68 | } |
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[1969] | 69 | |
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[2029] | 70 | this->getNode()->attachObject(this->debugBillboard_.getBillboardSet()); |
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[1383] | 71 | } |
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| 72 | |
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| 73 | Trigger::~Trigger() |
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| 74 | { |
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| 75 | } |
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| 76 | |
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[2029] | 77 | void Trigger::XMLPort(Element& xmlelement, XMLPort::Mode mode) |
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[1383] | 78 | { |
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[2029] | 79 | SUPER(Trigger, XMLPort, xmlelement, mode); |
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[1383] | 80 | |
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[2029] | 81 | XMLPortParam(Trigger, "delay", setDelay, getDelay, xmlelement, mode).defaultValues(0.0f); |
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| 82 | XMLPortParam(Trigger, "switch", setSwitch, getSwitch, xmlelement, mode).defaultValues(false); |
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| 83 | XMLPortParam(Trigger, "stayactive", setStayActive, getStayActive, xmlelement, mode).defaultValues(false); |
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| 84 | XMLPortParam(Trigger, "activations", setActivations, getActivations, xmlelement, mode).defaultValues(-1); |
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| 85 | XMLPortParam(Trigger, "invert", setInvert, getInvert, xmlelement, mode).defaultValues(false); |
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| 86 | XMLPortParamTemplate(Trigger, "mode", setMode, getModeString, xmlelement, mode, const std::string&).defaultValues("or"); |
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[1671] | 87 | |
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[2029] | 88 | XMLPortObject(Trigger, Trigger, "", addTrigger, getTrigger, xmlelement, mode); |
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[1969] | 89 | } |
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| 90 | |
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[1671] | 91 | void Trigger::tick(float dt) |
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| 92 | { |
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[1693] | 93 | |
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[2029] | 94 | bool newTriggered = this->isTriggered(); |
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[1693] | 95 | |
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[1954] | 96 | // check if new triggering event is really new |
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[2029] | 97 | if ((this->latestState_ & 0x1) != newTriggered) |
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[1954] | 98 | { |
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| 99 | // create new state |
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[2029] | 100 | if (newTriggered) |
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[1671] | 101 | { |
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[2029] | 102 | this->latestState_ |= 1; // set trigger bit to 1 |
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[1954] | 103 | this->switchState(); |
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| 104 | } |
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| 105 | else |
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| 106 | { |
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[2029] | 107 | this->latestState_ &= 0xFE; // set trigger bit to 0 |
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| 108 | if (this->bSwitch_) |
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[1954] | 109 | this->storeState(); |
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| 110 | else |
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[1851] | 111 | this->switchState(); |
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[1671] | 112 | } |
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[1954] | 113 | } |
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[1693] | 114 | |
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[2029] | 115 | if (this->remainingTime_ > 0.0) |
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[1693] | 116 | { |
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[2029] | 117 | this->remainingTime_ -= dt; |
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[1693] | 118 | // only increase when acctually waiting for a state in the queue |
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[2029] | 119 | if (this->timeSinceLastEvent_ >= 0.0) |
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| 120 | this->timeSinceLastEvent_ += dt; |
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[1693] | 121 | } |
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| 122 | |
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[2029] | 123 | while (this->remainingTime_ <= 0.0 && this->stateChanges_.size() > 0) |
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[1693] | 124 | { |
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| 125 | // time ran out, change state to new one |
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[2029] | 126 | char newState = this->stateChanges_.front().second; |
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| 127 | this->bTriggered_ = (newState & 0x1); |
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| 128 | this->bActive_ = newState & 2; |
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[1693] | 129 | this->stateChanges_.pop(); |
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[2029] | 130 | if (this->stateChanges_.size() != 0) |
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| 131 | this->remainingTime_ = this->stateChanges_.front().first; |
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[1693] | 132 | else |
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[2029] | 133 | this->timeSinceLastEvent_ = this->delay_; |
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[1693] | 134 | } |
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| 135 | |
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[2029] | 136 | if (this->bTriggered_ && this->bActive_) |
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[1693] | 137 | this->setBillboardColour(ColourValue(0.5, 1.0, 0.0)); |
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[2029] | 138 | else if (!this->bTriggered_ && this->bActive_) |
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[1693] | 139 | this->setBillboardColour(ColourValue(0.0, 1.0, 0.0)); |
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[2029] | 140 | else if (this->bTriggered_ && !this->bActive_) |
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[1693] | 141 | this->setBillboardColour(ColourValue(1.0, 0.5, 0.0)); |
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| 142 | else |
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| 143 | this->setBillboardColour(ColourValue(1.0, 0.0, 0.0)); |
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[1671] | 144 | } |
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| 145 | |
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[1541] | 146 | bool Trigger::isTriggered(TriggerMode mode) |
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| 147 | { |
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[2029] | 148 | // if (this->bUpdating_) |
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| 149 | // return this->bTriggered_; |
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[1693] | 150 | |
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[2029] | 151 | // this->bUpdating_ = true; |
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| 152 | if (this->children_.size() != 0) |
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[1541] | 153 | { |
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[1693] | 154 | bool returnval = false; |
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[2029] | 155 | |
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| 156 | switch (mode) |
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[1671] | 157 | { |
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| 158 | case TM_EventTriggerAND: |
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[1693] | 159 | returnval = checkAnd(); |
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[1671] | 160 | break; |
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| 161 | case TM_EventTriggerOR: |
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[1693] | 162 | returnval = checkOr(); |
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[1671] | 163 | break; |
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| 164 | case TM_EventTriggerXOR: |
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[1693] | 165 | returnval = checkXor(); |
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[1671] | 166 | break; |
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| 167 | default: |
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[1693] | 168 | returnval = false; |
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[1671] | 169 | break; |
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| 170 | } |
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[2029] | 171 | // this->bUpdating_ = false; |
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| 172 | |
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| 173 | if (this->bInvertMode_) |
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[1693] | 174 | return !returnval; |
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| 175 | else |
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| 176 | return returnval; |
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[1541] | 177 | } |
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[1671] | 178 | return true; |
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[1541] | 179 | } |
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| 180 | |
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[2029] | 181 | bool Trigger::checkAnd() |
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| 182 | { |
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| 183 | std::set<Trigger*>::iterator it; |
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| 184 | for(it = this->children_.begin(); it != this->children_.end(); ++it) |
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| 185 | { |
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| 186 | if (!(*it)->isActive()) |
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| 187 | return false; |
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| 188 | } |
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| 189 | return true; |
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| 190 | } |
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| 191 | |
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| 192 | bool Trigger::checkOr() |
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| 193 | { |
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| 194 | std::set<Trigger*>::iterator it; |
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| 195 | for(it = this->children_.begin(); it != this->children_.end(); ++it) |
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| 196 | { |
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| 197 | if ((*it)->isActive()) |
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| 198 | return true; |
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| 199 | } |
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| 200 | return false; |
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| 201 | } |
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| 202 | |
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| 203 | bool Trigger::checkXor() |
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| 204 | { |
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| 205 | std::set<Trigger*>::iterator it; |
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| 206 | bool test = false; |
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| 207 | for(it = this->children_.begin(); it != this->children_.end(); ++it) |
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| 208 | { |
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| 209 | if (test && (*it)->isActive()) |
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| 210 | return false; |
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| 211 | if ((*it)->isActive()) |
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| 212 | test = true; |
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| 213 | } |
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| 214 | return test; |
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| 215 | } |
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| 216 | |
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| 217 | bool Trigger::switchState() |
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| 218 | { |
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| 219 | if (( (this->latestState_ & 2) && this->bStayActive_ && (this->remainingActivations_ <= 0)) |
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| 220 | || (!(this->latestState_ & 2)) && (this->remainingActivations_ == 0)) |
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| 221 | return false; |
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| 222 | else |
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| 223 | { |
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| 224 | this->latestState_ ^= 2; // toggle state bit |
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| 225 | |
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| 226 | // increase activation count |
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| 227 | if (this->latestState_ & 2 && this->remainingActivations_ > 0) |
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| 228 | this->remainingActivations_--; |
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| 229 | |
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| 230 | this->storeState(); |
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| 231 | |
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| 232 | return true; |
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| 233 | } |
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| 234 | } |
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| 235 | |
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| 236 | void Trigger::storeState() |
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| 237 | { |
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| 238 | // put state change into queue |
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| 239 | this->stateChanges_.push(std::pair<float, char>(this->timeSinceLastEvent_, this->latestState_)); |
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| 240 | // reset time since last event |
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| 241 | this->timeSinceLastEvent_ = 0.0; |
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| 242 | |
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| 243 | if (this->stateChanges_.size() == 1) |
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| 244 | this->remainingTime_ = this->stateChanges_.front().first; |
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| 245 | } |
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| 246 | |
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[1693] | 247 | void Trigger::setDelay(float delay) |
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| 248 | { |
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| 249 | this->delay_ = delay; |
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[2029] | 250 | this->timeSinceLastEvent_ = delay; |
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[1693] | 251 | } |
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| 252 | |
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[1969] | 253 | void Trigger::setMode(const std::string& modeName) |
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[1954] | 254 | { |
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| 255 | if (modeName == "and") |
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[2029] | 256 | this->setMode(TM_EventTriggerAND); |
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[1954] | 257 | else if (modeName == "or") |
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[2029] | 258 | this->setMode(TM_EventTriggerOR); |
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[1954] | 259 | else if (modeName == "xor") |
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[2029] | 260 | this->setMode(TM_EventTriggerXOR); |
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[1954] | 261 | } |
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| 262 | |
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[2029] | 263 | std::string Trigger::getModeString() const |
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[1550] | 264 | { |
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[2029] | 265 | if (this->mode_ == TM_EventTriggerAND) |
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| 266 | return std::string("and"); |
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| 267 | else if (this->mode_ == TM_EventTriggerOR) |
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| 268 | return std::string("or"); |
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| 269 | else if (this->mode_ == TM_EventTriggerXOR) |
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| 270 | return std::string("xor"); |
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| 271 | else |
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| 272 | return std::string("and"); |
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[1550] | 273 | } |
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| 274 | |
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[2029] | 275 | void Trigger::addTrigger(Trigger* trigger) |
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[1383] | 276 | { |
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[2029] | 277 | if (this != trigger) |
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| 278 | this->children_.insert(trigger); |
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[1383] | 279 | } |
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| 280 | |
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[2029] | 281 | const Trigger* Trigger::getTrigger(unsigned int index) const |
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[1541] | 282 | { |
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[2029] | 283 | if (this->children_.size() <= index) |
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| 284 | return NULL; |
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[1541] | 285 | |
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[2029] | 286 | std::set<Trigger*>::const_iterator it; |
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| 287 | it = this->children_.begin(); |
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| 288 | |
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| 289 | for (unsigned int i = 0; i != index; ++i) |
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| 290 | ++it; |
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| 291 | |
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| 292 | return (*it); |
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[1550] | 293 | } |
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| 294 | |
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[2029] | 295 | void Trigger::debugFlares(bool bVisible) |
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[1541] | 296 | { |
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[2029] | 297 | for (ObjectList<Trigger>::iterator it = ObjectList<Trigger>::begin(); it != ObjectList<Trigger>::end(); ++it) |
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| 298 | it->setVisible(bVisible); |
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[1541] | 299 | } |
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| 300 | |
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[2029] | 301 | void Trigger::setBillboardColour(const ColourValue& colour) |
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[1541] | 302 | { |
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[2029] | 303 | this->debugBillboard_.getBillboardSet()->getBillboard(0)->setColour(colour); |
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[1541] | 304 | } |
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| 305 | |
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[2029] | 306 | void Trigger::changedVisibility() |
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[1671] | 307 | { |
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[2029] | 308 | SUPER(Trigger, changedVisibility); |
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| 309 | |
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| 310 | this->debugBillboard_.setVisible(this->isVisible()); |
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[1671] | 311 | } |
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[1383] | 312 | } |
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