[2954] | 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 | * Aurelian Jaggi |
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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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| 29 | #include "ForceField.h" |
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| 30 | #include "core/XMLPort.h" |
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| 31 | |
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| 32 | #include "core/CoreIncludes.h" |
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| 33 | #include "objects/worldentities/MobileEntity.h" |
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| 34 | |
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| 35 | namespace orxonox |
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| 36 | { |
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| 37 | CreateFactory(ForceField); |
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| 38 | |
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| 39 | ForceField::ForceField(BaseObject* creator) : StaticEntity(creator) |
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| 40 | { |
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| 41 | RegisterObject(ForceField); |
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| 42 | |
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| 43 | //Standard Values |
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| 44 | this->setDirection(Vector3::ZERO); |
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[2961] | 45 | velocity_ = 100; |
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[2954] | 46 | diameter_ = 500; |
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[2961] | 47 | length_ = 2000; |
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[2954] | 48 | } |
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| 49 | |
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| 50 | ForceField::~ForceField() {} |
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| 51 | |
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| 52 | void ForceField::XMLPort(Element& xmlelement, XMLPort::Mode mode) |
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| 53 | { |
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| 54 | SUPER(ForceField, XMLPort, xmlelement, mode); |
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[3020] | 55 | |
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[2954] | 56 | //For correct xml import use: position, direction, velocity, scale |
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| 57 | |
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| 58 | XMLPortParam(ForceField, "velocity", setVelocity, getVelocity, xmlelement, mode).defaultValues(100); |
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[2961] | 59 | XMLPortParam(ForceField, "diameter", setDiameter, getDiameter, xmlelement, mode).defaultValues(500); |
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| 60 | XMLPortParam(ForceField, "length" , setLength , getLength , xmlelement, mode).defaultValues(2000); |
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[2954] | 61 | } |
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[3020] | 62 | |
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[2954] | 63 | void ForceField::tick(float dt) |
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| 64 | { |
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[3020] | 65 | |
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[2954] | 66 | for (ObjectList<MobileEntity>::iterator it = ObjectList<MobileEntity>::begin(); it != ObjectList<MobileEntity>::end(); ++it) |
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| 67 | { |
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[3020] | 68 | |
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| 69 | //calculate from |
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[2954] | 70 | Vector3 directionVec = this->getOrientation() * WorldEntity::FRONT; |
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| 71 | directionVec.normalise(); |
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| 72 | |
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| 73 | Vector3 distanceVec = it->getWorldPosition() - (this->getWorldPosition() + (this->length_ / 2 * directionVec)); |
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| 74 | |
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| 75 | //distance from centervector of the field ( |
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| 76 | float distFromCenterVec = ((it->getWorldPosition() - this->getWorldPosition()).crossProduct(directionVec)).length(); |
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| 77 | |
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| 78 | if (distanceVec.length() < this->length_ / 2 && distFromCenterVec < diameter_ / 2) |
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| 79 | { |
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| 80 | //normalize distance from center |
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[2961] | 81 | it->applyCentralForce(((diameter_ / 2 - distFromCenterVec) / (diameter_ / 2)) * directionVec * velocity_); |
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[2954] | 82 | } |
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[3020] | 83 | |
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[2954] | 84 | } |
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| 85 | } |
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| 86 | } |
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| 87 | |
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| 88 | |
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| 89 | |
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| 90 | |
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| 91 | |
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