India/cocos2d-x/extensions/Particle3D/PU/CCPULineAffector.h

/****************************************************************************
 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.
 
 http://www.cocos2d-x.org
 
 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
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 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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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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#ifndef __CC_PU_PARTICLE_3D_LINE_AFFECTOR_H__
#define __CC_PU_PARTICLE_3D_LINE_AFFECTOR_H__

#include "extensions/Particle3D/PU/CCPUAffector.h"
#include "base/ccTypes.h"

NS_CC_BEGIN

class  CC_DLL PULineAffector : public PUAffector
{
public:
    // Constants
    static const float DEFAULT_MAX_DEVIATION;
    static const float DEFAULT_TIME_STEP;
    static const Vec3 DEFAULT_END;
    static const float DEFAULT_DRIFT;

    static PULineAffector* create();

        /**
    */
    virtual void notifyRescaled(const Vec3& scale) override;
    virtual void preUpdateAffector(float deltaTime) override;
    virtual void updatePUAffector(PUParticle3D *particle, float deltaTime) override;
    virtual void postUpdateAffector(float deltaTime) override;
    virtual void firstParticleUpdate(PUParticle3D *particle, float deltaTime) override;
    /** 
    */
    float getMaxDeviation(void) const;
    void setMaxDeviation(float maxDeviation);

    /** 
    */
    const Vec3& getEnd(void) const;
    void setEnd(const Vec3& end);

    /** 
    */
    float getTimeStep(void) const;
    void setTimeStep(float timeStep);

    /** 
    */
    float getDrift(void) const;
    void setDrift(float drift);

    virtual void copyAttributesTo (PUAffector* affector) override;

CC_CONSTRUCTOR_ACCESS:          
    PULineAffector(void);
    virtual ~PULineAffector(void);

protected:

    float _maxDeviation;
    float _scaledMaxDeviation;
    Vec3 _end;
    float _timeSinceLastUpdate;
    float _timeStep;
    float _drift;
    float _oneMinusDrift;
    bool _update;
    bool _first;
};
NS_CC_END

#endif