CWE-ou-minkata/Sources/Plasma/FeatureLib/pfAnimation/plBlower.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

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*==LICENSE==*/

#ifndef plBlower_inc
#define plBlower_inc

#include "pnModifier/plSingleModifier.h"
#include "hsGeometry3.h"
#include "plMath/plRandom.h"
#include "hsTemplates.h"

class plSceneObject;
class hsStream;
class hsResMgr;

class plBlower : public plSingleModifier
{
protected:
    class Oscillator
    {
    public:
        hsScalar    fFrequency;
        hsScalar    fPhase;
        hsScalar    fPower;
    };
    static plRandom fRandom;

    // Parameters
    hsScalar        fMasterPower;
    hsScalar        fMasterFrequency;
    hsScalar        fDirectRate;
    hsScalar        fImpulseRate;
    hsScalar        fSpringKonst;
    hsScalar        fBias;

    hsScalar                    fAccumTime;
    hsTArray<Oscillator>        fOscillators;

    // CurrentState
    hsVector3       fDirection;
    hsPoint3        fRestPos;
    hsPoint3        fLocalRestPos;
    hsVector3       fCurrDel;
    hsScalar        fMaxOffsetDist;

    void    IInitOscillators();
    void    ISetTargetTransform();
    void    IBlow(double secs, hsScalar delSecs);
    
    virtual hsBool IEval(double secs, hsScalar del, UInt32 dirty);
public:
    ~plBlower();
    plBlower();

    CLASSNAME_REGISTER( plBlower );
    GETINTERFACE_ANY( plBlower, plSingleModifier );
    
    virtual void SetTarget(plSceneObject* so);

    virtual void Read(hsStream* stream, hsResMgr* mgr);
    virtual void Write(hsStream* stream, hsResMgr* mgr);

    void SetMasterPower(hsScalar f) { fMasterPower = f; }
    void SetMasterFrequency(hsScalar f) { fMasterFrequency = f; }
    void SetDirectRate(hsScalar f) { fDirectRate = f; }
    void SetImpulseRate(hsScalar f) { fImpulseRate = f; }
    void SetSpringKonst(hsScalar f) { fSpringKonst = f; }
    void SetConstancy(hsScalar f);

    hsScalar GetMasterPower() const { return fMasterPower; }
    hsScalar GetMasterFrequency() const { return fMasterFrequency; }
    hsScalar GetDirectRate() const { return fDirectRate; }
    hsScalar GetImpulseRate() const { return fImpulseRate; }
    hsScalar GetSpringKonst() const { return fSpringKonst; }
    hsScalar GetConstancy() const;
};

#endif // plBlower_inc