www.pudn.com > 3d_terrain.rar > Array3d.cpp, change:1998-11-24,size:1018b

//******************************************** 
// Array3d.h 
//******************************************** 
// class CArray3d 
//******************************************** 
// pierre.alliez@cnet.francetelecom.fr 
// Created : 30/01/98 
// Modified : 11/03/98 
//******************************************** 
 
#include "stdafx.h" 
#include "Array3d.h" 
 
//******************************************** 
// FreeExtra 
//******************************************** 
template<class T> 
void CArray3d<T>::FreeExtra() 
{ 
 
	if (m_nSize != m_nMaxSize) 
	{ 
		// shrink to desired size 
#ifdef SIZE_T_MAX 
		ASSERT(m_nSize = SIZE_T_MAX/sizeof(T*)); 
#endif 
		T** pNewData = NULL; 
		if (m_nSize != 0) 
		{ 
			pNewData = (T**) new BYTE[m_nSize * sizeof(T*)]; 
			// copy new data from old 
			memcpy(pNewData, m_pData, m_nSize * sizeof(T*)); 
		} 
 
		// get rid of old stuff (note: no destructors called) 
		delete[] (BYTE*)m_pData; 
		m_pData = pNewData; 
		m_nMaxSize = m_nSize; 
	} 
} 
 
 
   
 
 
//** EOF **