mirror of https://github.com/axmolengine/axmol.git
95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
/****************************************************************************
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Copyright (C) 2013 Henry van Merode. All rights reserved.
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Copyright (c) 2015-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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http://www.cocos2d-x.org
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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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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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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 "CCPUJetAffector.h"
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#include "extensions/Particle3D/PU/CCPUParticleSystem3D.h"
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NS_CC_BEGIN
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// Constants
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const float PUJetAffector::DEFAULT_ACCELERATION = 1.0f;
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//-----------------------------------------------------------------------
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PUJetAffector::PUJetAffector () :
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PUAffector(),
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_scaled(0.0f)
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{
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_dynAcceleration = new (std::nothrow) PUDynamicAttributeFixed();
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(static_cast<PUDynamicAttributeFixed*>(_dynAcceleration))->setValue(DEFAULT_ACCELERATION);
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}
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//-----------------------------------------------------------------------
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PUJetAffector::~PUJetAffector ()
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{
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if (!_dynAcceleration)
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return;
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CC_SAFE_DELETE(_dynAcceleration);
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_dynAcceleration = 0;
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}
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//-----------------------------------------------------------------------
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void PUJetAffector::setDynAcceleration(PUDynamicAttribute* dynAcceleration)
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{
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if (_dynAcceleration)
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CC_SAFE_DELETE(_dynAcceleration);
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_dynAcceleration = dynAcceleration;
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}
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void PUJetAffector::updatePUAffector( PUParticle3D *particle, float deltaTime )
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{
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// for (auto iter : _particleSystem->getParticles())
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{
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// PUParticle3D *particle = iter;
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_scaled = deltaTime * (_dynAcceleration->getValue(particle->timeFraction));
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if (particle->direction == Vec3::ZERO)
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{
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// Existing direction is zero, so use original direction
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particle->direction += (particle->originalDirection * _scaled);
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}
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else
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{
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particle->direction += (particle->direction * _scaled);
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}
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}
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}
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PUJetAffector* PUJetAffector::create()
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{
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auto pja = new (std::nothrow) PUJetAffector();
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pja->autorelease();
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return pja;
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}
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void PUJetAffector::copyAttributesTo( PUAffector* affector )
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{
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PUAffector::copyAttributesTo(affector);
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PUJetAffector* jetAffector = static_cast<PUJetAffector*>(affector);
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jetAffector->setDynAcceleration(getDynAcceleration()->clone());
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}
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NS_CC_END
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