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67 lines
2.5 KiB
67 lines
2.5 KiB
13 years ago
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/*
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* Copyright (c) 2010-2011 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "particle.h"
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#include "particleaffector.h"
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#include <framework/core/clock.h>
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void Gravity270Affector::update(const ParticlePtr& particle, double elapsedTime)
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{
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// earth gravity is 9.8 m/s². -> in tibia, 32 pixels are equal to 1 meter -> 32 pixels/m -> 9.8 * 32 is gravity constant
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const float gravity = 9.8 * 32;
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PointF velocity = particle->getVelocity();
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velocity += PointF(0, -gravity * elapsedTime);
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particle->setVelocity(velocity);
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}
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void Gravity315Affector::update(const ParticlePtr& particle, double elapsedTime)
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{
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// earth gravity is 9.8 m/s². -> in tibia, 32 pixels are equal to 1 meter -> 32 pixels/m -> 9.8 * 32 is gravity constant
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const float gravity = 9.8 * 32;
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PointF velocity = particle->getVelocity();
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velocity += PointF(gravity * elapsedTime * cos(7 * Fw::pi / 4), gravity * elapsedTime * sin(7 * Fw::pi / 4));
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particle->setVelocity(velocity);
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}
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bool GoToPointAffector::load(const OTMLNodePtr& node)
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{
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for(const OTMLNodePtr& childNode : node->children()) {
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if(childNode->tag() == "destination")
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m_destination = childNode->value<Point>();
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else if(childNode->tag() == "rotate-speed-percent")
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m_rotateSpeedPercent = childNode->value<float>();
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}
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return true;
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}
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void GoToPointAffector::update(const ParticlePtr& particle, double elapsedTime)
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{
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// must change velocity angle, keeping modulus.
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}
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