﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>C++博客-我相信-文章分类-C++</title><link>http://www.cppblog.com/sarah/category/19163.html</link><description>要让未来的自己，喜欢自己的模样。</description><language>zh-cn</language><lastBuildDate>Thu, 19 Apr 2012 15:03:10 GMT</lastBuildDate><pubDate>Thu, 19 Apr 2012 15:03:10 GMT</pubDate><ttl>60</ttl><item><title>VC中如何响应键盘和鼠标事件</title><link>http://www.cppblog.com/sarah/articles/172043.html</link><dc:creator>sarah</dc:creator><author>sarah</author><pubDate>Thu, 19 Apr 2012 14:45:00 GMT</pubDate><guid>http://www.cppblog.com/sarah/articles/172043.html</guid><wfw:comment>http://www.cppblog.com/sarah/comments/172043.html</wfw:comment><comments>http://www.cppblog.com/sarah/articles/172043.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cppblog.com/sarah/comments/commentRss/172043.html</wfw:commentRss><trackback:ping>http://www.cppblog.com/sarah/services/trackbacks/172043.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: VC&nbsp;中用&nbsp;KeyPress&nbsp;表示键盘响应的所有事件，包括&nbsp;OnKeyDown&nbsp;事件（键按下）、&nbsp;OnKeyUp&nbsp;事件（键按下后弹起）和&nbsp;OnKeyPress&nbsp;事件（按了某个键）。OnKeyuUp&nbsp;事件的语法为&nbsp;&nbsp;void Object1:: OnKeyUp( UINT nCha...&nbsp;&nbsp;<a href='http://www.cppblog.com/sarah/articles/172043.html'>阅读全文</a><img src ="http://www.cppblog.com/sarah/aggbug/172043.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sarah/" target="_blank">sarah</a> 2012-04-19 22:45 <a href="http://www.cppblog.com/sarah/articles/172043.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>windows编程中文件操作的几种方法</title><link>http://www.cppblog.com/sarah/articles/172038.html</link><dc:creator>sarah</dc:creator><author>sarah</author><pubDate>Thu, 19 Apr 2012 14:35:00 GMT</pubDate><guid>http://www.cppblog.com/sarah/articles/172038.html</guid><wfw:comment>http://www.cppblog.com/sarah/comments/172038.html</wfw:comment><comments>http://www.cppblog.com/sarah/articles/172038.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cppblog.com/sarah/comments/commentRss/172038.html</wfw:commentRss><trackback:ping>http://www.cppblog.com/sarah/services/trackbacks/172038.html</trackback:ping><description><![CDATA[<div style="color: #464646; font-family: simsun; text-align: left; background-color: #afdcdf; "><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">windows编程中文件操作有以下几种常见方法：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">1.C语言中文件操作。<br />2.C++语言中的文件操作。<br />3.Win32 API函数文件操作。<br />4.MFC CFile类文件操作。<br />5.MFC CFileDialog类的文件操作。<br />6.注册表文件操作。</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">下面我来详细说明一下各种文件操作方法：<br />1. C语言中文件操作.需要包含的头文件stdio.h</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">　　 写入文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">FILE *pfile=fopen("C.txt","w");//以写的方式打开C.txt文件。<br />fwrite("Welcome to VCFans!",1,strlen("Welcome to VCFans!"),pfile);//将数据写入文件。<br />fflush(pfile);//刷新缓冲区。将缓冲区数据写入文件<br />fclose(pfile);//关闭文件</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">　　 读取文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">FILE *pfile=fopen("C.txt","r");//以读的方式打开C.txt文件。<br />char FileContent[100];<br />memset(FileContent,0,100);//初始化FileContent<br />fread(FileContent,1,100,pfile);//将刚才C.txt文件中的内容读入到FileContent<br />MessageBox(FileContent);//输出结果<br />fclose(pfile);//关闭文件<span style="word-wrap: normal; word-break: normal; ">&nbsp;<wbr></span></p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">2.C++语言中的文件操作。需要包含的头文件fstream.h</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">写入文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">ofstream ofs("C++.txt");//建立ofstream对像。<br />ofs.write("Welcome to VCFans!",strlen("Welcome to VCFans!"));//将数据写入文件<br />ofs.close();//关闭ofstream对象。</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">　　读取文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">ifstream ifs("C++.txt");<br />char FileContent[100];<br />memset(FileContent,0,100);//初始化FileContent<br />ifs.read(FileContent,100);//读取数据<br />ifs.close();//关闭ifstream对像<br />MessageBox(FileContent);//输出结果</p></div><div style="color: #464646; font-family: simsun; text-align: left; background-color: #afdcdf; "><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">3.Win32 API函数文件操作。需要包含的头文件winbase.h,需要类库：kernel32.lib</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">　　写入文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">HANDLE hFile;//定义一个句柄。<br />hFile=CreateFile("API.txt",<br />GENERIC_WRITE,<br />FILE_SHARE_WRITE,<br />NULL,<br />CREATE_NEW,<br />FILE_ATTRIBUTE_NORMAL,<br />NULL);//使用CreatFile这个API函数打开文件<br />DWORD Written;<br />WriteFile(hFile,"Welcome to VCFans!",strlen("Welcome to VCFans!"),&amp;Written,NULL);//写入文件<br />CloseHandle(hFile);//关闭句柄</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">　　读取文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">HANDLE hFile;//定义一个句柄。<br />hFile=CreateFile("API.txt",<br />GENERIC_READ,<br />FILE_SHARE_READ,<br />NULL,<br />OPEN_EXISTING,<br />FILE_ATTRIBUTE_NORMAL,<br />NULL);//使用CreatFile这个API函数打开文件<br />DWORD dwDataLen;<br />char FileContent[100];<br />ReadFile(hFile,FileContent,100,&amp;dwDataLen,NULL);//读取数据<br />FileContent[dwDataLen]=0;//将数组未尾设零。<br />CloseHandle(hFile);//关闭句柄<br />MessageBox(FileContent);//输出结果<span style="word-wrap: normal; word-break: normal; ">&nbsp;<wbr></span></p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">4.MFC CFile类文件操作。需要包含的头文件afx.h</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">写入文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">CFile file("CFile.txt",CFile::modeCreate| CFile::modeWrite);//构造CFile对象<br />file.Write("Welcome to VCFans !",strlen("Welcome to VCFans !"));//写入数据到文件<br />file.Close();//关闭CFile对象。</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">读取文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">CFile file("CFile.txt",CFile::modeRead);//构造CFile对象<br />char FileContent[100];<br />memset(FileContent,0,100);//初始化FileContent<br />file.Read(FileContent,100);//读入数据<br />file.Close();//关闭文件对象<br />MessageBox(FileContent);//输出数据</p></div><div style="color: #464646; font-family: simsun; text-align: left; background-color: #afdcdf; "><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">5.MFC CFileDialog类的文件操作。需要包含的头文件Afxdlgs.h</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">写入文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">CFileDialog fileDlg(FALSE,"txt","CFileDialog.txt");//建立CFileDialog对象<br />if(IDOK==fileDlg.DoModal())<br />{<br />CFile file(fileDlg.GetFileName(),CFile::modeCreate| CFile::modeWrite);//构造CFile对象<br />file.Write("Welcome to VCFans !",strlen("Welcome to VCFans !"));//写入数据到文件<br />file.Close();&nbsp;<wbr><br />};</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">读取文件：</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">CFileDialog fileDlg(TRUE,"txt","CFileDialog.txt");//建立CFileDialog对象<br />if(IDOK==fileDlg.DoModal())<br />{<br />CFile file(fileDlg.GetFileName(),CFile::modeRead);//构造CFile对象<br />char FileContent[100];<br />memset(FileContent,0,100);//初始化FileContent<br />file.Read(FileContent,100);//读入数据<br />file.Close();//关闭文件对象<br />MessageBox(FileContent);&nbsp;<wbr><br />};</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">6.注册表文件操作。</p><p style="margin-top: 0px; margin-right: 0px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">　　　 写入注册表：<br /></p><p style="margin-top: 0px; margin-right: 0px; margin-left: 40px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px; border-style: initial; border-color: initial; border-image: initial; list-style-type: none; list-style-position: initial; list-style-image: initial; word-wrap: normal; word-break: normal; line-height: 25px; color: #444444; font-family: Verdana, Helvetica, Arial, sans-serif; background-color: #ffffff; ">HKEY hKey;<br />DWORD dwSex=1;<br />RegCreateKey(HKEY_LOCAL_MACHINE,"Software\\vcfans\\reg",&amp;hKey);//打开注册表键<br />RegSetValueEx(hKey,"sex",0,REG_DWORD,(CONST BYTE*)&amp;dwSex,4);//写入注册表数据<br />RegCloseKey(hKey);//关闭注册表键<br />读注册表：<br />HKEY hKey;<br />RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\vcfans\\reg",&amp;hKey);//打开注册表键<br />DWORD dwType;<br />DWORD dwValue;<br />DWORD dwSex;<br />RegQueryValueEx(hKey,"sex",0,&amp;dwType,(LPBYTE)&amp;dwSex,&amp;dwValue);//查询注册表数据<br />RegCloseKey(hKey);//关闭注册表键<br />CString str;<br />str.Format("sex=%d",dwSex);<br />MessageBox(str);</p></div><span style="color: #464646; font-family: simsun; text-align: left; background-color: #afdcdf; ">（转帖自：&nbsp;</span><a href="http://www.yunsec.net/a/school/ymbc/C/2009/1221/2342.html" style="text-decoration: none; color: #ed5e20; font-family: simsun; text-align: left; background-color: #afdcdf; ">http://www.yunsec.net/a/school/ymbc/C/2009/1221/2342.html</a>&nbsp;<wbr style="color: #464646; font-family: simsun; text-align: left; background-color: #afdcdf; "><span style="color: #464646; font-family: simsun; text-align: left; background-color: #afdcdf; ">）</span><img src ="http://www.cppblog.com/sarah/aggbug/172038.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sarah/" target="_blank">sarah</a> 2012-04-19 22:35 <a href="http://www.cppblog.com/sarah/articles/172038.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>OpenGL读取3DS文件示例（C++语言编写）</title><link>http://www.cppblog.com/sarah/articles/172034.html</link><dc:creator>sarah</dc:creator><author>sarah</author><pubDate>Thu, 19 Apr 2012 14:30:00 GMT</pubDate><guid>http://www.cppblog.com/sarah/articles/172034.html</guid><wfw:comment>http://www.cppblog.com/sarah/comments/172034.html</wfw:comment><comments>http://www.cppblog.com/sarah/articles/172034.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cppblog.com/sarah/comments/commentRss/172034.html</wfw:commentRss><trackback:ping>http://www.cppblog.com/sarah/services/trackbacks/172034.html</trackback:ping><description><![CDATA[<p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">这个代码不算成熟，但是可以读取一般的3DS文件了，还有重现时物体材质没有精心设计，这里请阅读的朋友自行设计吧。这个例子的目的是给刚学的朋友提供一个例子，代码如下：</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; "><strong style="line-height: normal; "><em><u>3dsId.h</u></em></strong></p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#ifndef _3DS_ID_H_<br style="line-height: normal; " />#define _3DS_ID_H_</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">const GLsizei&nbsp;&nbsp; PRIMARY&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0x4D4D;<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; MAINOBJECT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0x3D3D;&nbsp;&nbsp;&nbsp;&nbsp; // 网格对象的版本号<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; EDITKEYFRAME&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0xB000;&nbsp;&nbsp;&nbsp;&nbsp; // 所有关键帧信息的头部<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; MATERIAL&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0xAFFF;&nbsp;&nbsp;&nbsp;&nbsp; // 保存纹理信息<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; OBJECT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0x4000;&nbsp;&nbsp;&nbsp;&nbsp; // 保存对象的面、顶点等信息<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; MATNAME&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0xA000;&nbsp;&nbsp;&nbsp;&nbsp; // 保存材质名称<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; OBJECT_MESH&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0x4100;&nbsp;&nbsp;&nbsp;&nbsp; // 新的网格对象<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; OBJECT_VERTICES&nbsp;&nbsp;&nbsp;&nbsp; = 0x4110;&nbsp;&nbsp;&nbsp; // 对象顶点<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; OBJECT_FACES&nbsp;&nbsp;&nbsp;&nbsp; = 0x4120;&nbsp;&nbsp;&nbsp; // 对象的面<br style="line-height: normal; " />const GLsizei&nbsp;&nbsp; OBJECT_MATERIAL&nbsp;&nbsp;&nbsp;&nbsp; = 0x4130;&nbsp;&nbsp;&nbsp; // 对象的材质<br style="line-height: normal; " />const GLsizei MAT_AMBIENT&nbsp;&nbsp;&nbsp; = 0xa010;<br style="line-height: normal; " />const GLsizei MAT_DIFFUSE&nbsp;&nbsp;&nbsp; = 0xa020;<br style="line-height: normal; " />const GLsizei MAT_SPECULAR&nbsp;&nbsp; = 0xa030;<br style="line-height: normal; " />const GLsizei MAT_SHININESS&nbsp;&nbsp; = 0xa040;<br style="line-height: normal; " />const GLsizei MAT_TRANSPARENCY = 0xa050;<br style="line-height: normal; " />const GLsizei INT_PERCENTAGE&nbsp;&nbsp; = 0x0030;<br style="line-height: normal; " />const GLsizei FLOAT_PERCENTAGE = 0x0031;<br style="line-height: normal; " />const GLsizei COLOR_F&nbsp;&nbsp;&nbsp;&nbsp; = 0x0010;<br style="line-height: normal; " />const GLsizei COLOR_24&nbsp;&nbsp;&nbsp; = 0x0011;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#endif</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; "><strong style="line-height: normal; "><em><u>MyModel.h</u></em></strong></p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#ifndef __MY_MODEL_H__<br style="line-height: normal; " />#define __MY_MODEL_H__</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#include &lt;gl\glut.h&gt;<br style="line-height: normal; " />#include &lt;vector&gt;<br style="line-height: normal; " />#include &lt;string&gt;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">struct Vertex<br style="line-height: normal; " />{<br style="line-height: normal; " />GLfloat x;<br style="line-height: normal; " />GLfloat y;<br style="line-height: normal; " />GLfloat z;<br style="line-height: normal; " />};</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">struct Face<br style="line-height: normal; " />{<br style="line-height: normal; " />GLushort Index[3];<br style="line-height: normal; " />GLushort MaterialPos;<br style="line-height: normal; " />Vertex Normal;<br style="line-height: normal; " />};</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">struct Chunk<br style="line-height: normal; " />{<br style="line-height: normal; " />GLushort ID;<br style="line-height: normal; " />GLuint Len;<br style="line-height: normal; " />};</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">struct Material<br style="line-height: normal; " />{<br style="line-height: normal; " />std::string&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; name;<br style="line-height: normal; " />GLfloat&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ambientColor[3];<br style="line-height: normal; " />GLfloat&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; diffuseColor[3];<br style="line-height: normal; " />GLfloat&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; specularColor[3];<br style="line-height: normal; " />GLfloat&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; emissiveColor[3];<br style="line-height: normal; " />GLfloat&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; shininess;<br style="line-height: normal; " />GLfloat&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; transparency;<br style="line-height: normal; " />};</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">struct Object&nbsp;<br style="line-height: normal; " />{<br style="line-height: normal; " />std::string&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Name;<br style="line-height: normal; " />std::vector&lt; Vertex &gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Vertexs;<br style="line-height: normal; " />std::vector&lt; Face &gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Faces;<br style="line-height: normal; " />};</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">struct Model&nbsp;<br style="line-height: normal; " />{<br style="line-height: normal; " />std::vector&lt; Object &gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MyObject;<br style="line-height: normal; " />std::vector&lt; Material &gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MyMaterial;<br style="line-height: normal; " />};</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#endif</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; "><strong style="line-height: normal; "><em><u>MyLoader.h</u></em></strong></p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#ifndef __3DS_LOADER_H__<br style="line-height: normal; " />#define __3DS_LOADER_H__</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#include &lt;fstream&gt;<br style="line-height: normal; " />#include "MyModel.h"</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">class MyLoader<br style="line-height: normal; " />{<br style="line-height: normal; " />public:<br style="line-height: normal; " />MyLoader();<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; OpenFile( const std::string&amp; );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadFile();<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; CloseFile();<br style="line-height: normal; " />const Model&amp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GetModel();<br style="line-height: normal; " />private:<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadModel( const Chunk&amp; );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadMaterial( const Chunk&amp; );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadColor( float* );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadPercent( float* );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadObject( const Chunk&amp; );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadVertex( Object* const&amp; );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadFaces( Object* );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadObjectMaterial( Object* );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LoadMesh( const Chunk&amp; MyChunk );<br style="line-height: normal; " />private:<br style="line-height: normal; " />Vertex&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Vectors( const Vertex&amp;, const Vertex&amp; );<br style="line-height: normal; " />Vertex&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Cross( const Vertex&amp;, const Vertex&amp; );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Normalize( Vertex* Point );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ComputeNormals();<br style="line-height: normal; " />private:<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ReadChunk( Chunk* MyChunk );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ReadGLfloat( GLfloat* );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ReadGLushort( GLushort* );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ReadGLuint( GLuint* );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ReadGLubyte( GLubyte* );<br style="line-height: normal; " />void&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SkipNByte( const size_t&amp; );<br style="line-height: normal; " />std::string&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ReadString();<br style="line-height: normal; " />private:<br style="line-height: normal; " />size_t&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; NowPos;<br style="line-height: normal; " />size_t&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; FileLength;<br style="line-height: normal; " />size_t&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Version;<br style="line-height: normal; " />Model&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MyModel;<br style="line-height: normal; " />std::ifstream&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; FileReader;<br style="line-height: normal; " />};</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#endif</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; "><strong style="line-height: normal; "><em><u>MyLoader.cpp</u></em></strong></p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#include "MyLoader.h"<br style="line-height: normal; " />#include &lt;stdexcept&gt;<br style="line-height: normal; " />#include &lt;cmath&gt;<br style="line-height: normal; " />#include "3dsId.h"</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">using namespace std;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">MyLoader::MyLoader() : NowPos( 0 ),FileLength( 0 ), Version( 0 )<br style="line-height: normal; " />{}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：读取文件<br style="line-height: normal; " />*说明：打开文件前需要加locale::global以保证可以正确打开中文名称文件，<br style="line-height: normal; " />*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 另外需要以二进制方式打开，以保证所有文件能够正确读取<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::OpenFile( const string&amp; FileRoad )<br style="line-height: normal; " />{<br style="line-height: normal; " />locale::global( locale("") );<br style="line-height: normal; " />FileReader.open( FileRoad.c_str(), ifstream::binary );<br style="line-height: normal; " />locale::global( locale("C") );<br style="line-height: normal; " />if( !FileReader )<br style="line-height: normal; " />&nbsp;&nbsp; throw std::runtime_error( "打开文件失败" );;<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：关闭文件流<br style="line-height: normal; " />*说明：暂无<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::CloseFile()<br style="line-height: normal; " />{<br style="line-height: normal; " />FileReader.close();<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载3DS文件<br style="line-height: normal; " />*说明：其他所有辅助函数都是为实现此功能，实现加载头3DS文件的有用信息<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadFile()<br style="line-height: normal; " />{<br style="line-height: normal; " />Chunk MyChunk;<br style="line-height: normal; " />ReadChunk( &amp;MyChunk );<br style="line-height: normal; " />if( PRIMARY != MyChunk.ID )<br style="line-height: normal; " />&nbsp;&nbsp; throw runtime_error( "文件损坏" );<br style="line-height: normal; " />FileLength = MyChunk.Len;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">ReadChunk( &amp;MyChunk );<br style="line-height: normal; " />ReadGLuint( &amp;Version );<br style="line-height: normal; " />while( NowPos &lt; FileLength )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; ReadChunk( &amp;MyChunk );&nbsp;<br style="line-height: normal; " />&nbsp;&nbsp; if( MAINOBJECT == MyChunk.ID )<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadModel( MyChunk );<br style="line-height: normal; " />&nbsp;&nbsp; else<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; SkipNByte( MyChunk.Len - 6 );<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">ComputeNormals();<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载模型<br style="line-height: normal; " />*说明：加载模型的有用数据<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadModel( const Chunk&amp; MyChunk )<br style="line-height: normal; " />{<br style="line-height: normal; " />size_t BeginPos( NowPos - 6 );<br style="line-height: normal; " />Chunk TempChunk;<br style="line-height: normal; " />while( NowPos - BeginPos != MyChunk.Len )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; ReadChunk( &amp;TempChunk );<br style="line-height: normal; " />&nbsp;&nbsp; switch( TempChunk.ID )<br style="line-height: normal; " />&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp; case OBJECT:<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadObject( TempChunk );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp; case MATERIAL:<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadMaterial( TempChunk );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp; default:<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; SkipNByte( TempChunk.Len - 6 );<br style="line-height: normal; " />&nbsp;&nbsp; }<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载所有对象<br style="line-height: normal; " />*功能：此处仅仅提取网个对象<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadObject( const Chunk&amp; MyChunk )<br style="line-height: normal; " />{<br style="line-height: normal; " />Object object;<br style="line-height: normal; " />object.Name = ReadString();<br style="line-height: normal; " />MyModel.MyObject.push_back( object );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">Chunk ThisChunk;<br style="line-height: normal; " />size_t BeginPos( NowPos - 7 - object.Name.size() );<br style="line-height: normal; " />while( NowPos - BeginPos != MyChunk.Len )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; ReadChunk( &amp;ThisChunk );<br style="line-height: normal; " />&nbsp;&nbsp; if( OBJECT_MESH == ThisChunk.ID )<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadMesh( ThisChunk );<br style="line-height: normal; " />&nbsp;&nbsp; else<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; SkipNByte( ThisChunk.Len - 6 );<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载网格对象<br style="line-height: normal; " />*说明：网格对象包括顶点，面，关联材质库的材质位置等<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadMesh( const Chunk&amp; MyChunk )<br style="line-height: normal; " />{<br style="line-height: normal; " />Object &amp;object = MyModel.MyObject[ MyModel.MyObject.size() - 1 ];</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">size_t BeginPos( NowPos - 6 );<br style="line-height: normal; " />Chunk ThisChunk;<br style="line-height: normal; " />while( NowPos - BeginPos != MyChunk.Len )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; ReadChunk( &amp;ThisChunk );<br style="line-height: normal; " />&nbsp;&nbsp; switch( ThisChunk.ID )<br style="line-height: normal; " />&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp; case OBJECT_VERTICES: //顶点<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadVertex( &amp;object );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp; case OBJECT_FACES:&nbsp;&nbsp;&nbsp;&nbsp; //面<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadFaces( &amp;object );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp; case OBJECT_MATERIAL: //材质<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadObjectMaterial( &amp;object );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp; default:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //跳过不需要的块<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; SkipNByte( ThisChunk.Len - 6 );<br style="line-height: normal; " />&nbsp;&nbsp; }<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载Object的关联的材质列表<br style="line-height: normal; " />*说明：加载的不是直接的材质，加载的是材质在材质数组中的位置<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadObjectMaterial( Object* object )<br style="line-height: normal; " />{<br style="line-height: normal; " />string Name = ReadString();<br style="line-height: normal; " />int Pos( -1 );<br style="line-height: normal; " />for( size_t i = 0; i != MyModel.MyMaterial.size(); ++ i )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; if( MyModel.MyMaterial[ i ].name == Name )<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; Pos = i;<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">if( Pos == -1 )<br style="line-height: normal; " />&nbsp;&nbsp; throw runtime_error( "没有找到该材质" );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">GLushort Sum( 0 ); GLushort FacePos( 0 );<br style="line-height: normal; " />ReadGLushort( &amp;Sum );<br style="line-height: normal; " />for( size_t i = 0; i != Sum; ++ i )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLushort( &amp;FacePos );<br style="line-height: normal; " />&nbsp;&nbsp; object-&gt;Faces[ FacePos ].MaterialPos = Pos;<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载模型所需所有材质<br style="line-height: normal; " />*说明：模型所需要的所有材质都在此加载入材质库<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadMaterial( const Chunk&amp; MyChunk )<br style="line-height: normal; " />{<br style="line-height: normal; " /><br style="line-height: normal; " />Chunk TempChunk;<br style="line-height: normal; " />Material material;<br style="line-height: normal; " />size_t BeginPos( NowPos - 6 );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">while( NowPos - BeginPos &lt; MyChunk.Len )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; ReadChunk( &amp;TempChunk );<br style="line-height: normal; " />&nbsp;&nbsp; switch( TempChunk.ID )<br style="line-height: normal; " />&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp; case MATNAME:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //材质名称<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; material.name = ReadString();<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;<br style="line-height: normal; " />&nbsp;&nbsp; case MAT_AMBIENT:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //材质Ambient<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadColor( material.ambientColor );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;<br style="line-height: normal; " />&nbsp;&nbsp; case MAT_DIFFUSE:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //材质Diffuse<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadColor( material.diffuseColor );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;<br style="line-height: normal; " />&nbsp;&nbsp; case MAT_SPECULAR:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //材质Specular<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadColor( material.specularColor );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;<br style="line-height: normal; " />&nbsp;&nbsp; case MAT_SHININESS:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //材质Shininess<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadPercent( &amp;material.shininess );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;<br style="line-height: normal; " />&nbsp;&nbsp; case MAT_TRANSPARENCY:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //材质透明度<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; LoadPercent( &amp;material.transparency );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; break;<br style="line-height: normal; " />&nbsp;&nbsp; default:<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; SkipNByte( TempChunk.Len - 6 );<br style="line-height: normal; " />&nbsp;&nbsp; }<br style="line-height: normal; " />}<br style="line-height: normal; " />MyModel.MyMaterial.push_back( material );<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载材质颜色<br style="line-height: normal; " />*说明：3DS文件的材质颜色存储有两种形式，一种是（0~255）的整数形式存储，<br style="line-height: normal; " />*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 占用一个字节；另一种是（0.0~1.0）的浮点型存储，占用四个字节<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadColor( float* color )<br style="line-height: normal; " />{<br style="line-height: normal; " />Chunk TempChunk;<br style="line-height: normal; " />ReadChunk( &amp;TempChunk );<br style="line-height: normal; " />switch( TempChunk.ID )<br style="line-height: normal; " />{<br style="line-height: normal; " />case COLOR_F:<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLfloat( &amp;color[ 0 ] );<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLfloat( &amp;color[ 1 ] );<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLfloat( &amp;color[ 2 ] );<br style="line-height: normal; " />&nbsp;&nbsp; break;<br style="line-height: normal; " />case COLOR_24:<br style="line-height: normal; " />&nbsp;&nbsp; GLubyte Byte;<br style="line-height: normal; " />&nbsp;&nbsp; for( size_t i = 0; i != 3; ++ i )<br style="line-height: normal; " />&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; ReadGLubyte( &amp;Byte );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; color[ i ] = Byte / 255.0;<br style="line-height: normal; " />&nbsp;&nbsp; }<br style="line-height: normal; " />&nbsp;&nbsp; break;<br style="line-height: normal; " />default:<br style="line-height: normal; " />&nbsp;&nbsp; SkipNByte( TempChunk.Len - 6 );<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载百分数<br style="line-height: normal; " />*说明：材质的Shininess和透明度是一个百分数，但是百分数有两种<br style="line-height: normal; " />*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 一种但用两个字节，存储的是百分数的分子整数部分；另一种<br style="line-height: normal; " />*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 是占用四字节，是一个浮点数<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadPercent( GLfloat* Temp )<br style="line-height: normal; " />{<br style="line-height: normal; " />Chunk TempChunk;<br style="line-height: normal; " />ReadChunk( &amp;TempChunk );<br style="line-height: normal; " />switch( TempChunk.ID )<br style="line-height: normal; " />{<br style="line-height: normal; " />case INT_PERCENTAGE:&nbsp;&nbsp;&nbsp; //Int型 百分数<br style="line-height: normal; " />&nbsp;&nbsp; GLushort Percent;<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLushort( &amp;Percent );<br style="line-height: normal; " />&nbsp;&nbsp; *Temp = Percent / 100.0;<br style="line-height: normal; " />&nbsp;&nbsp; break;<br style="line-height: normal; " />case FLOAT_PERCENTAGE: //Float型 百分数<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLfloat( Temp );<br style="line-height: normal; " />&nbsp;&nbsp; break;<br style="line-height: normal; " />default:<br style="line-height: normal; " />&nbsp;&nbsp; SkipNByte( TempChunk.Len - 6 );<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：解释两顶点为一矢量<br style="line-height: normal; " />*说明：暂无<br style="line-height: normal; " />*/<br style="line-height: normal; " />Vertex MyLoader::Vectors( const Vertex&amp; lPoint, const Vertex&amp; rPoint )<br style="line-height: normal; " />{<br style="line-height: normal; " />Vertex Point;<br style="line-height: normal; " />Point.x = lPoint.x - rPoint.x;<br style="line-height: normal; " />Point.y = lPoint.y - rPoint.y;<br style="line-height: normal; " />Point.z = lPoint.z - rPoint.z;<br style="line-height: normal; " />return Point;<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：计算两矢量的叉积<br style="line-height: normal; " />*说明：计算平面法向量<br style="line-height: normal; " />*/<br style="line-height: normal; " />Vertex MyLoader::Cross( const Vertex&amp; lPoint, const Vertex&amp; rPoint )<br style="line-height: normal; " />{<br style="line-height: normal; " />Vertex Point;<br style="line-height: normal; " />Point.x = lPoint.y * rPoint.z - lPoint.z * rPoint.y;<br style="line-height: normal; " />Point.y = lPoint.z * rPoint.x - lPoint.x * rPoint.z;<br style="line-height: normal; " />Point.z = lPoint.x * rPoint.y - lPoint.y * rPoint.x;<br style="line-height: normal; " />return Point;<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：单位化矢量<br style="line-height: normal; " />*说明：计算光照所用<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::Normalize( Vertex* point )<br style="line-height: normal; " />{<br style="line-height: normal; " />float Magnitude = sqrt( point-&gt;x * point-&gt;x + point-&gt;y * point-&gt;y + point-&gt;z * point-&gt;z );<br style="line-height: normal; " />if( 0 == Magnitude )<br style="line-height: normal; " />&nbsp;&nbsp; Magnitude = 1;<br style="line-height: normal; " />point-&gt;x /= Magnitude;&nbsp;&nbsp;&nbsp;&nbsp;<br style="line-height: normal; " />point-&gt;y /= Magnitude;&nbsp;&nbsp;&nbsp;&nbsp;<br style="line-height: normal; " />point-&gt;z /= Magnitude;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：为所有平面计算法向量<br style="line-height: normal; " />*说明：暂无<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::ComputeNormals()<br style="line-height: normal; " />{<br style="line-height: normal; " />for( size_t i = 0; i != MyModel.MyObject.size(); ++ i )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; Object&amp; object = MyModel.MyObject[ i ];<br style="line-height: normal; " />&nbsp;&nbsp; for( size_t j = 0; j != MyModel.MyObject[ i ].Faces.size(); ++ j )<br style="line-height: normal; " />&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; Face&amp; face = object.Faces[ j ];<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; const Vertex &amp;Point1 = object.Vertexs[ face.Index[ 0 ] ];<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; const Vertex &amp;Point2 = object.Vertexs[ face.Index[ 1 ] ];<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; const Vertex &amp;Point3 = object.Vertexs[ face.Index[ 2 ] ];</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp;&nbsp; face.Normal = Cross( Vectors( Point1, Point3 ), Vectors( Point3, Point2 ) );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; Normalize( &amp;face.Normal );<br style="line-height: normal; " />&nbsp;&nbsp; }<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：返回模型对象<br style="line-height: normal; " />*说明：此处以引用方式返回，容易造成外值被修改<br style="line-height: normal; " />*/<br style="line-height: normal; " />const Model&amp; MyLoader::GetModel()<br style="line-height: normal; " />{<br style="line-height: normal; " />return MyModel;<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载图形所有的面（3ds max是以三角形面存储的）<br style="line-height: normal; " />*说明：面是以顶点索引的形式存储在文件中的，每三个索引是一个面，<br style="line-height: normal; " />*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 但两组索引之间有一个两个字节的边界，需要跳过<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadFaces( Object* ThisObject )<br style="line-height: normal; " />{<br style="line-height: normal; " />GLushort Sum( 0 );<br style="line-height: normal; " />ReadGLushort( &amp;Sum );<br style="line-height: normal; " />Face face; GLushort Temp( 0 );<br style="line-height: normal; " />for( size_t i = 0; i != Sum; ++ i )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; for( size_t j = 0; j != 4; ++ j )<br style="line-height: normal; " />&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; ReadGLushort( &amp;Temp );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; if( j &lt; 3 )<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp;&nbsp; face.Index[ j ] = Temp;<br style="line-height: normal; " />&nbsp;&nbsp; }<br style="line-height: normal; " />&nbsp;&nbsp; ThisObject-&gt;Faces.push_back( face );<br style="line-height: normal; " />}<br style="line-height: normal; " />}<br style="line-height: normal; " />/*<br style="line-height: normal; " />*功能：加载顶点信息<br style="line-height: normal; " />*说明：此处需要注意的3DS max的坐标系统与OpenGL不同，需要<br style="line-height: normal; " />*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 将Y，Z轴交换并且交换后Z轴取反<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::LoadVertex( Object* const&amp; ThisObject )<br style="line-height: normal; " />{<br style="line-height: normal; " />GLushort Sum( 0 );<br style="line-height: normal; " />ReadGLushort( &amp;Sum );<br style="line-height: normal; " />Vertex Point;<br style="line-height: normal; " />float Num( 0 );float distence( 0 );<br style="line-height: normal; " />for( size_t i = 0; i != Sum; ++ i )<br style="line-height: normal; " />{</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp; ReadGLfloat( &amp;Point.x );<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLfloat( &amp;Point.z );<br style="line-height: normal; " />&nbsp;&nbsp; ReadGLfloat( &amp;Point.y );<br style="line-height: normal; " />&nbsp;&nbsp; Point.z *= -1;<br style="line-height: normal; " />&nbsp;&nbsp; ThisObject-&gt;Vertexs.push_back( Point );<br style="line-height: normal; " />}<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">/*<br style="line-height: normal; " />*功能：读取名称类型数据<br style="line-height: normal; " />*说明：暂无<br style="line-height: normal; " />*/<br style="line-height: normal; " />void MyLoader::ReadChunk( Chunk* MyChunk )<br style="line-height: normal; " />{<br style="line-height: normal; " />ReadGLushort( &amp;MyChunk-&gt;ID );<br style="line-height: normal; " />ReadGLuint( &amp;MyChunk-&gt;Len );<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void MyLoader::ReadGLubyte( GLubyte* Ubyte )<br style="line-height: normal; " />{<br style="line-height: normal; " />FileReader.read( reinterpret_cast&lt; char* &gt;( Ubyte ), sizeof( GLubyte ) );<br style="line-height: normal; " />NowPos += sizeof( GLubyte );<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void MyLoader::ReadGLushort( GLushort* Ushort )<br style="line-height: normal; " />{<br style="line-height: normal; " />FileReader.read( reinterpret_cast&lt; char* &gt;( Ushort ), sizeof( GLushort ) );<br style="line-height: normal; " />NowPos += sizeof( GLushort );<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void MyLoader::ReadGLuint( GLuint* Uint )<br style="line-height: normal; " />{<br style="line-height: normal; " />FileReader.read( reinterpret_cast&lt; char* &gt;( Uint ), sizeof( GLuint ) );<br style="line-height: normal; " />NowPos += sizeof( GLuint );<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void MyLoader::ReadGLfloat( GLfloat* Float )<br style="line-height: normal; " />{<br style="line-height: normal; " />FileReader.read( reinterpret_cast&lt; char* &gt;( Float ), sizeof( GLfloat ) );<br style="line-height: normal; " />NowPos += sizeof( GLfloat );<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">std::string MyLoader::ReadString()<br style="line-height: normal; " />{<br style="line-height: normal; " />char alpha; string TempWord;<br style="line-height: normal; " />while( FileReader.get( alpha ), alpha != 0 )<br style="line-height: normal; " />&nbsp;&nbsp; TempWord += alpha;<br style="line-height: normal; " />NowPos += TempWord.size() + 1;<br style="line-height: normal; " />return TempWord;<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void MyLoader::SkipNByte( const size_t&amp; Num )<br style="line-height: normal; " />{<br style="line-height: normal; " />FileReader.seekg( Num, ifstream::cur );<br style="line-height: normal; " />NowPos += Num;<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; "><strong style="line-height: normal; "><em><u>main.cpp</u></em></strong></p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">#include "MyLoader.h"<br style="line-height: normal; " />#include &lt;iostream&gt;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">using namespace std;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">MyLoader Loader;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">static GLfloat Spin = 0;<br style="line-height: normal; " />GLint MyList;</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void BuildList()<br style="line-height: normal; " />{<br style="line-height: normal; " />MyList = glGenLists( 1 );<br style="line-height: normal; " />glNewList( MyList, GL_COMPILE );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">Model TempModel = Loader.GetModel();<br style="line-height: normal; " />for( size_t i = 0; i != TempModel.MyObject.size(); ++ i )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; const Object&amp; object = TempModel.MyObject[i];<br style="line-height: normal; " />&nbsp;&nbsp; glBegin( GL_TRIANGLES );&nbsp;<br style="line-height: normal; " />&nbsp;&nbsp; for(int j = 0; j != object.Faces.size(); j++)<br style="line-height: normal; " />&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; const Face&amp; ThisFace = object.Faces[ j ];<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; const Material&amp; MyMaterial = TempModel.MyMaterial[ ThisFace.MaterialPos ];</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp;&nbsp; glNormal3f( ThisFace.Normal.x, ThisFace.Normal.y, ThisFace.Normal.z );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; glColor4f( MyMaterial.diffuseColor[ 0 ], MyMaterial.diffuseColor[ 1 ],<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MyMaterial.diffuseColor[ 2 ], MyMaterial.transparency );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">&nbsp;&nbsp;&nbsp; if( MyMaterial.transparency )<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp;&nbsp; glEnable( GL_BLEND );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; for( size_t k = 0; k != 3; ++ k )<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; {<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp;&nbsp; size_t index = object.Faces[ j ].Index[ k ];<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp;&nbsp; glVertex3f( object.Vertexs[ index ].x, object.Vertexs[ index ].y, object.Vertexs[ index ].z );<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; }<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp; if( MyMaterial.transparency )<br style="line-height: normal; " />&nbsp;&nbsp;&nbsp;&nbsp; glDisable( GL_BLEND );<br style="line-height: normal; " />&nbsp;&nbsp; }<br style="line-height: normal; " />&nbsp;&nbsp; glEnd();<br style="line-height: normal; " />}<br style="line-height: normal; " />glEndList();<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void Init()<br style="line-height: normal; " />{<br style="line-height: normal; " />try<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; Loader.OpenFile( "Car.3DS" );<br style="line-height: normal; " />&nbsp;&nbsp; Loader.LoadFile();<br style="line-height: normal; " />&nbsp;&nbsp; Loader.CloseFile();<br style="line-height: normal; " />}<br style="line-height: normal; " />catch( runtime_error e )<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; cout &lt;&lt; e.what() &lt;&lt; endl;<br style="line-height: normal; " />}<br style="line-height: normal; " />catch(...)<br style="line-height: normal; " />{<br style="line-height: normal; " />&nbsp;&nbsp; cout &lt;&lt; "未知错误" &lt;&lt; endl;<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glShadeModel( GL_SMOOTH );<br style="line-height: normal; " />glClearColor( 0.0, 0.0, 0.0, 0.0 );<br style="line-height: normal; " />glClearDepth( 1.0 );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">GLfloat Ambient[4] = { 1.0, 1.0, 1.0, 1.0 };<br style="line-height: normal; " />GLfloat Diffuse[4] = { 0.7, 0.7, 0.7, 1.0 };<br style="line-height: normal; " />GLfloat Position[4] = { 0.0, 0.0, -1.0, 1.0 };<br style="line-height: normal; " />GLfloat GlobalLight[4] = { 0.1, 0.1, 0.1, 1.0 };</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glLightfv( GL_LIGHT0, GL_AMBIENT, Ambient );<br style="line-height: normal; " />glLightfv( GL_LIGHT0, GL_DIFFUSE, Diffuse );<br style="line-height: normal; " />glLightfv( GL_LIGHT0, GL_POSITION, Position );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glLightModelfv( GL_LIGHT_MODEL_AMBIENT, GlobalLight );<br style="line-height: normal; " />glColorMaterial( GL_FRONT, GL_AMBIENT_AND_DIFFUSE);<br style="line-height: normal; " />glBlendFunc( GL_SRC_ALPHA, GL_SRC_ALPHA );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glEnable( GL_LIGHTING );<br style="line-height: normal; " />glEnable( GL_LIGHT0 );<br style="line-height: normal; " />glEnable( GL_COLOR_MATERIAL );<br style="line-height: normal; " />glEnable( GL_DEPTH_TEST );<br style="line-height: normal; " />glEnable( GL_CULL_FACE );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">BuildList();<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void SpinDisplay()<br style="line-height: normal; " />{<br style="line-height: normal; " />if( ++ Spin &gt; 360 )<br style="line-height: normal; " />&nbsp;&nbsp; Spin -= 360;<br style="line-height: normal; " />glutPostRedisplay();<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void Display()<br style="line-height: normal; " />{<br style="line-height: normal; " />glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );<br style="line-height: normal; " />glLoadIdentity();<br style="line-height: normal; " />gluLookAt( 0., 0.0, 200.0 , 0.0, 0.0, 0.0, 0.0, 1.0, 0.0 );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glRotatef( Spin, 0.0, 1.0, 0.0 );<br style="line-height: normal; " />glCallList( MyList );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glFlush();<br style="line-height: normal; " />glutSwapBuffers();<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">void Reshape( int width, int high )<br style="line-height: normal; " />{<br style="line-height: normal; " />if ( high == 0 )<br style="line-height: normal; " />&nbsp;&nbsp; high = 1;<br style="line-height: normal; " />glViewport( 0, 0, static_cast&lt; GLsizei &gt;( width ), static_cast&lt; GLsizei &gt;( high ) );<br style="line-height: normal; " />glMatrixMode( GL_PROJECTION );<br style="line-height: normal; " />glLoadIdentity();<br style="line-height: normal; " />gluPerspective( 45.0, static_cast&lt; GLdouble &gt;( width ) / static_cast&lt; GLdouble &gt;( high ), 0.1, 1000.0 );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glMatrixMode( GL_MODELVIEW );<br style="line-height: normal; " />glLoadIdentity();<br style="line-height: normal; " />}</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">int main( int argc, char* argv[] )<br style="line-height: normal; " />{<br style="line-height: normal; " />glutInit( &amp;argc, argv );<br style="line-height: normal; " />glutInitDisplayMode( GLUT_DOUBLE | GLUT_RGBA | GLUT_DEPTH );<br style="line-height: normal; " />glutInitWindowSize( 800, 600 );<br style="line-height: normal; " />glutInitWindowPosition( 100, 100 );<br style="line-height: normal; " />glutCreateWindow( "MySystem" );</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">Init();</p><p style="line-height: 20px; color: #1f5268; font-family: Georgia; letter-spacing: 2px; ">glutDisplayFunc( Display );<br style="line-height: normal; " />glutReshapeFunc( Reshape );<br style="line-height: normal; " />glutIdleFunc( SpinDisplay );<br style="line-height: normal; " />glutMainLoop();<br style="line-height: normal; " />return 0;<br style="line-height: normal; " />}<br />（转帖自：<a href="http://hi.baidu.com/girlkoo/blog/item/321bf4ae0cdb2dc57cd92a5a.html">http://hi.baidu.com/girlkoo/blog/item/321bf4ae0cdb2dc57cd92a5a.html</a>&nbsp;<br />）</p><img src ="http://www.cppblog.com/sarah/aggbug/172034.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sarah/" target="_blank">sarah</a> 2012-04-19 22:30 <a href="http://www.cppblog.com/sarah/articles/172034.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>