//
//  VelocityModule.h
//  cocos2d_libs
//
//  Created by 徐俊杰 on 2020/4/24.
//

#ifndef VelocityModule_h
#define VelocityModule_h

//#include "cocos2d.h"
#include "rparticle/Macros/RParticleMacros.h"

#include "rparticle/Modules/ParticleSystemModule.h"
#include "rparticle/ParticleSystemCurves.h"
#include "rparticle/Math/Random/rand.h"

NS_RRP_BEGIN

class VelocityModule : public ParticleSystemModule
{
public:
    DECLARE_MODULE (VelocityModule)
    VelocityModule ();
    
    void Update (const ParticleSystemReadOnlyState& roState, const ParticleSystemState& state, ParticleSystemParticles& ps, const size_t fromIndex, const size_t toIndex);
    void UpdateProcedural (const ParticleSystemReadOnlyState& roState, const ParticleSystemState& state, ParticleSystemParticles& ps);
    void CalculateProceduralBounds(MinMaxAABB& bounds, const Matrix4x4f& localToWorld, float maxLifeTime);
    void CheckConsistency() {};
    
    inline MinMaxCurve& GetXCurve() { return m_X; };
    inline MinMaxCurve& GetYCurve() { return m_Y; };
    inline MinMaxCurve& GetZCurve() { return m_Z; };
    
    template<class TransferFunction>
    void Transfer (TransferFunction& transfer);
    
    void SetInWorldSpace(bool value) { m_InWorldSpace = value; }
    bool GetInWorldSpace() const { return m_InWorldSpace; }
    
private:
    MinMaxCurve m_X;
    MinMaxCurve m_Y;
    MinMaxCurve m_Z;
    bool m_InWorldSpace;
    
    Rand    m_Random;
};

NS_RRP_END

#endif /* VelocityModule_h */