basematerial.cpp

一个计算悬臂梁的有限元vc源码

// BaseMaterial.cpp: implementation of the CBaseMaterial class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "fstream.h"
#include "BaseMaterial.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CBaseMaterial::CBaseMaterial()
{

}

CBaseMaterial::~CBaseMaterial()
{

}

double CBaseMaterial::GetE0(){
	return m_dE0;
}

int CBaseMaterial::ReadInt(int &iCurCharPos, const CString &sData)
{
	int nCount,nLength;
	char cBuf,sBuf[50];

	nLength=sData.GetLength();
	cBuf=sData[iCurCharPos];
	while(cBuf<(char)43||cBuf>(char)57||cBuf==(char)44||cBuf==(char)47)
	{
		iCurCharPos++;
		if(iCurCharPos==nLength) return -1;
		cBuf=sData[iCurCharPos];
	}
	
	nCount=0;
	while((cBuf>=(char)48&&cBuf<=(char)57)||cBuf==(char)43||cBuf==(char)45)
	{
		sBuf[nCount]=cBuf;
		iCurCharPos++;
		cBuf=sData[iCurCharPos];
		nCount++;
	}
	sBuf[nCount]='\0';
	return atoi(sBuf);
}

double CBaseMaterial::ReadDouble(int &iCurCharPos, const CString &sData)
{
	char cBuf,sBuf[50],*sStopBuf;
	int nCount,nLength;
	
	nLength=sData.GetLength();
	cBuf=sData[iCurCharPos];
	while(cBuf<(char)43||cBuf>(char)57||cBuf==(char)44||cBuf==(char)47)
	{
		iCurCharPos++;
		if(iCurCharPos==nLength) return -1;
		cBuf=sData[iCurCharPos];
	}
	
	nCount=0;
	while((cBuf>=(char)48&&cBuf<=(char)57)||
		cBuf==(char)43||cBuf==(char)45||cBuf==(char)46||
		cBuf==(char)69||cBuf==(char)101)
	{
		sBuf[nCount]=cBuf;
		iCurCharPos++;
		if(iCurCharPos==nLength) break;
		cBuf=sData[iCurCharPos];
		nCount++;
	}
	sBuf[nCount]='\0';
	return strtod( sBuf, &sStopBuf );
}

void CBaseMaterial::ReadParameter(int &iCurCharPos, CString &sData)
{
	m_dE0=ReadDouble(iCurCharPos,sData);
	m_dDensity=ReadDouble(iCurCharPos,sData);
}

double CBaseMaterial::GetMiu()
{
	return m_dMiu;
}

double CBaseMaterial::GetDensity()
{
	return m_dDensity;
}