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#ifndef SCRIPTSHARED_H
#define SCRIPTSHARED_H
#include <cmath>
#define eps 1e-6
typedef union _Udata{//data union
int i;float r;unsigned long d;
_Udata(){d=0;}
}Udata;
typedef struct _Idata{//data union, with type tag and operators
_Udata D;
int type;//0=int, 1=float
_Idata(){D.d=0;type=0;}
_Idata(int _type,int _data)
{type=_type;if(type==0)D.i=_data;else D.r=(float)_data;}
float &r(){return D.r;}
int &i(){return D.i;}
unsigned long &d(){return D.d;}
_Idata operator =(_Idata r)
{
if(type==1&&r.type==0)this->r()=(float)r.i();
else if(type==0&&r.type==1)this->i()=(int)r.r();
else this->d()=r.d();
return *this;
}
_Idata operator +=(_Idata r)
{
if(type==1&&r.type==0)this->r()+=(float)r.i();
if(type==0&&r.type==1)this->i()+=(int)r.r();
if(type==0&&r.type==0)this->i()+=r.i();
if(type==1&&r.type==1)this->r()+=r.r();
return *this;
}
_Idata operator -=(_Idata r)
{
if(type==1&&r.type==0)this->r()-=(float)r.i();
if(type==0&&r.type==1)this->i()-=(int)r.r();
if(type==0&&r.type==0)this->i()-=r.i();
if(type==1&&r.type==1)this->r()-=r.r();
return *this;
}
_Idata operator *=(_Idata r)
{
if(type==1&&r.type==0)this->r()*=(float)r.i();
if(type==0&&r.type==1)this->i()*=(int)r.r();
if(type==0&&r.type==0)this->i()*=r.i();
if(type==1&&r.type==1)this->r()*=r.r();
return *this;
}
_Idata operator /=(_Idata r)
{
if(type==1&&r.type==0)this->r()/=(float)r.i();
if(type==0&&r.type==1)this->i()/=(int)r.r();
if(type==0&&r.type==0)this->i()/=r.i();
if(type==1&&r.type==1)this->r()/=r.r();
return *this;
}
_Idata operator %=(_Idata r)
{
if(type==1&&r.type==0)throw;
if(type==0&&r.type==1)throw;
if(type==0&&r.type==0)this->i()%=r.i();
if(type==1&&r.type==1)throw;
return *this;
}
_Idata operator &=(_Idata r)
{
if(type==1&&r.type==0)throw;
if(type==0&&r.type==1)throw;
if(type==0&&r.type==0)this->i()&=r.i();
if(type==1&&r.type==1)throw;
return *this;
}
_Idata operator |=(_Idata r)
{
if(type==1&&r.type==0)throw;
if(type==0&&r.type==1)throw;
if(type==0&&r.type==0)this->i()|=r.i();
if(type==1&&r.type==1)throw;
return *this;
}
_Idata operator ^=(_Idata r)
{
if(type==1&&r.type==0)throw;
if(type==0&&r.type==1)throw;
if(type==0&&r.type==0)this->i()^=r.i();
if(type==1&&r.type==1)throw;
return *this;
}
_Idata operator ~()
{
if(type==1)throw;
if(type==0)i()=~i();
return *this;
}
_Idata operator ++()
{
if(type==1)throw;
if(type==0)i()=i()+1;
return *this;
}
_Idata operator --()
{
if(type==1)throw;
if(type==0)i()=i()-1;
return *this;
}
bool ltz()
{
if(type==0)return i()<0;
if(type==1)return fabs(r())>eps&&r()<0;
throw;
}
bool elz()
{
if(type==0)return i()<=0;
if(type==1)return fabs(r())<eps||(fabs(r())>eps&&r()<0);
throw;
}
bool gtz()
{
if(type==0)return i()>0;
if(type==1)return fabs(r())>eps&&r()>0;
throw;
}
bool egz()
{
if(type==0)return i()>=0;
if(type==1)return fabs(r())<eps||(fabs(r())>eps&&r()>0);
throw;
}
bool eqz()
{
if(type==0)return i()==0;
if(type==1)return fabs(r())<eps;
throw;
}
bool nez()
{
if(type==0)return i()!=0;
if(type==1)return fabs(r())>eps;
throw;
}
}Idata;
typedef struct _SPara{Udata data;int type;char *fnc;}SPara;//parameters
typedef struct _SInst//instructions
{
int id;
SPara para1,para2;
}SInst;
#endif
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