matrix.h

三维框架梁单元C++版本的源程序 可以使结构力学的概念更上升一个层次

#pragma once

class CMatrix
{
private:
	double **m_adValue;
	int m_nRow;
	int m_nCol;
public:
	CMatrix();
	CMatrix(int nRow,int nCol);
	CMatrix(int nRow,int nCol,double dBuf);
	CMatrix(const CMatrix &mat);
	~CMatrix();
	bool MatInv();
	CMatrix operator*(const CMatrix&m);
	CMatrix& operator*=(const CMatrix&m);
	CMatrix& operator*=(double dBuf);
	CMatrix operator*(double dBuf);
	CMatrix operator+(const CMatrix&m);
	CMatrix& operator+=(const CMatrix&m);
	CMatrix& operator =(double dBuf);
	CMatrix& operator=(const CMatrix&m);
	CMatrix& Trans(const CMatrix&m);
	void Realloc (int nRow,int nCol);
	double & operator()(int iRow,int iCol)
	{
		return  m_adValue[iRow][iCol];
	}

	int GetCol() {return m_nCol;}
	int GetRow() {return m_nRow;}
};