#pragma once
#include "iAlgPvtBase.h"
#include "gasCompressFactor.h"

enum eCgMethod
{
    Cg_Dranchuk = 0
};

class M_PVT_EXPORT gasCompressbility : public iAlgPvtBase
{
public:
    gasCompressbility();

    // 绑定成员变量
    virtual void bindMembers();

    // 虚函数，计算函数
    virtual bool cal(VecDouble vecIns, VecDouble& vecOuts);

public:

    bool dranchuk(VecDouble vecP, VecDouble& vecCg);

private:

    double m_dTpr;  //tpr,拟对比温度，Tpr=T/Tc，温度与临界温度的比值，无量纲
    double m_dT;    // rt,油藏温度，°C
    double m_dTc;   //tc,临界温度，不同的组分有不同的临界温度值,°C
};