39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
// Vector.h: interface for the CVector class.
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//
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//////////////////////////////////////////////////////////////////////
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#if !defined(AFX_VECTOR_H__8C972371_1C22_4E15_A2A8_3CE42319C9CB__INCLUDED_)
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#define AFX_VECTOR_H__8C972371_1C22_4E15_A2A8_3CE42319C9CB__INCLUDED_
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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#include "P3.h"
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class CVector
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{
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public:
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CVector();
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virtual ~CVector();
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CVector(double,double,double);
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CVector(const CP3 &);
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CVector(const CP3 &,const CP3 &);
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double Mag();//矢量的模
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CVector Normalize();//单位矢量
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friend CVector operator +(const CVector &,const CVector &);//运算符重载
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friend CVector operator -(const CVector &,const CVector &);
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friend CVector operator *(const CVector &,double);
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friend CVector operator *(double,const CVector &);
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friend CVector operator /(const CVector &,double);
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friend CVector operator+=(CVector &,CVector &);
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friend CVector operator-=(CVector &,CVector &);
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friend CVector operator*=(CVector &,CVector &);
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friend CVector operator/=(CVector &,double);
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friend double Dot(const CVector &,const CVector &); //矢量点积
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friend CVector Cross(const CVector &,const CVector &);//矢量叉积
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public:
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double x,y,z;//公有数据成员，方便外部访问
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};
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#endif // !defined(AFX_VECTOR_H__8C972371_1C22_4E15_A2A8_3CE42319C9CB__INCLUDED_)
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