typeclass.cpp

这是我利用STL写的ISODATA分类算法

// TypeClass.cpp: implementation of the CTypeClass class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "TypeClass.h"

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CTypeClass::CTypeClass()
{
	m_pdCenter = NULL;
	m_pdVariance = NULL;
}

CTypeClass::CTypeClass(int iPattDim)
{
	m_iPattDim = iPattDim;
	m_pdCenter = NULL;
	m_pdVariance = NULL;
	m_pdCenter = new double[m_iPattDim];//Class Center
	memset(m_pdCenter, 0, sizeof(double)*m_iPattDim);
	m_pdVariance = new double[m_iPattDim];//Class Variance;
	memset(m_pdVariance, 0, sizeof(double)*m_iPattDim);

}

CTypeClass::~CTypeClass()
{
	delete[] m_pdVariance;
	m_pdVariance = NULL;
	delete[] m_pdCenter;
	m_pdCenter = NULL;
}
	
CTypeClass::CTypeClass(const CTypeClass& CopyClass)
{
	m_iPattDim = CopyClass.m_iPattDim;

	m_pdCenter = new double[m_iPattDim];//Class Center
	m_pdVariance = new double[m_iPattDim];//Class Variance;
	memcpy(m_pdCenter, CopyClass.m_pdCenter, sizeof(double)*m_iPattDim);
	memcpy(m_pdVariance, CopyClass.m_pdVariance, sizeof(double)*m_iPattDim);

}
CTypeClass CTypeClass::operator =(const CTypeClass& RClass)
{
	m_iPattDim = RClass.m_iPattDim;
	if(m_pdCenter != NULL)
		delete[] m_pdCenter;
	m_pdCenter = new double[m_iPattDim];//Class Center
	if(m_pdVariance != NULL)
		delete[] m_pdVariance;
	m_pdVariance = new double[m_iPattDim];//Class Variance;
	memcpy(m_pdCenter, RClass.m_pdCenter, sizeof(double)*m_iPattDim);
	memcpy(m_pdVariance, RClass.m_pdVariance, sizeof(double)*m_iPattDim);
	return *this;

}