axmol/extensions/Particle3D/PU/CCPULinearForceAffector.cpp

/****************************************************************************
 Copyright (C) 2013 Henry van Merode. All rights reserved.
 Copyright (c) 2015-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
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 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
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 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#include "CCPULinearForceAffector.h"
#include "extensions/Particle3D/PU/CCPUParticleSystem3D.h"

NS_CC_BEGIN

//-----------------------------------------------------------------------
void PULinearForceAffector::preUpdateAffector(float deltaTime)
{
    // Scale force
    _scaledVector = _forceVector * deltaTime;
}
//-----------------------------------------------------------------------


void PULinearForceAffector::updatePUAffector( PUParticle3D *particle, float /*deltaTime*/ )
{
    //for (auto iter : _particleSystem->getParticles())
    {
        //PUParticle3D *particle = iter;
        // Affect the direction and take the specialisation into account
        if (_forceApplication == FA_ADD)
        {
            particle->direction += _scaledVector * calculateAffectSpecialisationFactor(particle);
        }
        else
        {
            particle->direction = (particle->direction + _forceVector) / 2;
        }
    }

}

PULinearForceAffector* PULinearForceAffector::create()
{
    auto plfa = new PULinearForceAffector();
    plfa->autorelease();
    return plfa;
}

void PULinearForceAffector::copyAttributesTo( PUAffector* affector )
{
    PUBaseForceAffector::copyAttributesTo(affector);
}

NS_CC_END