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等值線繪制代碼,用于opengl環境下等值線的生成

代碼片段和文件信息
//?2DMemAllocator.cpp:?implementation?of?the?C2DMemAllocator?class.
//
//////////////////////////////////////////////////////////////////////
#include?“stdafx.h“
#include?“ContourGenerator.h“
#include?“2DMemAllocator.h“
#ifdef?_DEBUG
#undef?THIS_FILE
static?char?THIS_FILE[]=__FILE__;
#define?new?DEBUG_NEW
#endif
/*~~~~~~~二維數組數據動態分配~~~~~~~~~~~~*/
//分配函數:
//AllocMemory2D(T?**?&pint?rowsint?columns)
//
//釋放函數:
//FreeMemory2D(T?**&pp)
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
C2DMemAllocator::C2DMemAllocator()
{
}
C2DMemAllocator::~C2DMemAllocator()
{
}
void?C2DMemAllocator::FreeMemory2D(float?**&pp)
{
//TRACE(“in?FreeMemory2D\n“);
if(pp)
{//釋放順序::一維指針-->二維指針
delete?[]pp[0];
pp[0]=NULL;
delete?[]pp;
pp=NULL;
}
}
BOOL?C2DMemAllocator::AllocMemory2D(float?**?&pint?rowsint?columns)
{
float?**pp;
pp=NULL;
pp=new?float*[rows];
if?(!pp)
{
//TRACE(“Alloc?memory?Open?error!!\n“);
return?FALSE;
}
pp[0]=new?float?[rows*columns];//allocate?a?big?block
if?(!pp[0])
{
//TRACE(“memeroy?Open?error!!\n“);
return?FALSE;
}
for(int?i=1;i {
pp[i]=pp[0]+(long)columns*i;
}
????
p?=?pp;
return?TRUE;
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1269??2011-06-07?13:31??等值線繪制\Contour\2DMemAllocator.cpp
?????文件???????1412??2004-01-14?10:46??等值線繪制\Contour\2DMemAllocator.h
?????文件???????1606??2004-02-25?20:43??等值線繪制\Contour\ClrFileDialog.cpp
?????文件???????1301??2004-02-26?10:15??等值線繪制\Contour\ClrFileDialog.h
?????文件???????5643??2011-06-08?15:00??等值線繪制\Contour\ColorLookUpTable.cpp
?????文件???????2133??2011-06-07?13:23??等值線繪制\Contour\ColorLookUpTable.h
?????文件???????3009??2011-06-07?21:33??等值線繪制\Contour\Contour.cpp
?????文件???????3797??2011-04-27?11:09??等值線繪制\Contour\Contour.h
?????文件???????5622??2011-06-08?14:01??等值線繪制\Contour\ContourDrawer.cpp
?????文件???????1724??2011-06-07?21:33??等值線繪制\Contour\ContourDrawer.h
?????文件??????32228??2011-06-09?17:02??等值線繪制\Contour\ContourGenerator.aps
?????文件???????4066??2004-02-29?11:57??等值線繪制\Contour\ContourGenerator.clw
?????文件???????4389??2004-01-13?15:20??等值線繪制\Contour\ContourGenerator.cpp
?????文件???????6200??2004-02-28?10:18??等值線繪制\Contour\ContourGenerator.dsp
?????文件????????557??2004-01-13?15:20??等值線繪制\Contour\ContourGenerator.dsw
?????文件??????53248??2011-05-27?22:56??等值線繪制\Contour\ContourGenerator.exe
?????文件???????1466??2004-01-13?15:20??等值線繪制\Contour\ContourGenerator.h
?????文件??????48640??2004-11-12?01:15??等值線繪制\Contour\ContourGenerator.opt
?????文件??????13494??2011-04-21?16:38??等值線繪制\Contour\ContourGenerator.rc
?????文件???????1046??2010-12-17?15:07??等值線繪制\Contour\ContourGenerator.sln
?????文件??????83968??2011-06-09?22:14??等值線繪制\Contour\ContourGenerator.suo
?????文件??????12895??2011-06-07?21:37??等值線繪制\Contour\ContourGenerator.vcproj
?????文件???????1409??2010-12-17?15:08??等值線繪制\Contour\ContourGenerator.vcproj.--YY--.Administrator.user
?????文件???????1415??2011-06-09?22:14??等值線繪制\Contour\ContourGenerator.vcproj.lenovo-PC.lenovo.user
?????文件???????1405??2011-04-28?15:12??等值線繪制\Contour\ContourGenerator.vcproj.YUHJ.Administrator.user
?????文件???????3667??2011-06-07?21:33??等值線繪制\Contour\ContourGeneratorDoc.cpp
?????文件???????1799??2004-02-28?11:31??等值線繪制\Contour\ContourGeneratorDoc.h
?????文件???????4280??2011-06-07?21:33??等值線繪制\Contour\ContourGeneratorView.cpp
?????文件???????2073??2004-02-28?11:35??等值線繪制\Contour\ContourGeneratorView.h
?????文件???????1980??2004-03-16?09:41??等值線繪制\Contour\ContourObj.cpp
............此處省略77個文件信息
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