实例介绍
【实例截图】
【核心代码】
// AuzDlg.cpp : implementation file // #include "stdafx.h" #include "Auz.h" #include "AuzDlg.h" #include "math.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif //#define pi 3.1415926535898 struct FXYZ{float x,y,z;}; struct FACET{FXYZ n;FXYZ dot[3];BYTE b[2];}; struct IXYZ{WORD d[3];}; FXYZ normal(FXYZ v0,FXYZ v1); ///////////////////////////////////////////////////////////////////////////// // CAuzDlg dialog CAuzDlg::CAuzDlg(CWnd* pParent /*=NULL*/) : CDialog(CAuzDlg::IDD, pParent) { //{{AFX_DATA_INIT(CAuzDlg) // NOTE: the ClassWizard will add member initialization here //}}AFX_DATA_INIT m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CAuzDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CAuzDlg) DDX_Control(pDX, IDC_LIST1, m_lst); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CAuzDlg, CDialog) //{{AFX_MSG_MAP(CAuzDlg) ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_BUTTON1, OnButton1) ON_BN_CLICKED(IDC_BUTTON2, OnButton2) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CAuzDlg message handlers BOOL CAuzDlg::OnInitDialog() { CDialog::OnInitDialog(); SetIcon(m_hIcon, TRUE); // Set big icon SetIcon(m_hIcon, FALSE); // Set small icon // TODO: Add extra initialization here return TRUE; // return TRUE unless you set the focus to a control } // If you add a minimize button to your dialog, you will need the code below // to draw the icon. For MFC applications using the document/view model, // this is automatically done for you by the framework. void CAuzDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // device context for painting SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0); // Center icon in client rectangle int cxIcon = GetSystemMetrics(SM_CXICON); int cyIcon = GetSystemMetrics(SM_CYICON); CRect rect; GetClientRect(&rect); int x = (rect.Width() - cxIcon 1) / 2; int y = (rect.Height() - cyIcon 1) / 2; // Draw the icon dc.DrawIcon(x, y, m_hIcon); } else { CDialog::OnPaint(); } } HCURSOR CAuzDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CAuzDlg::OnButton1() { // TODO: Add your control notification handler code here char st[80],head[120]; int i,j; double x,y,z,r; FXYZ v0,v1,v2; long TtlFct=29; FACET fc[29]={0}; //struct FACET{FXYZ n;FXYZ dot[3];BYTE b[2];}; //法向量,三节点,保留 FXYZ jd[16]={-50,50,25,-25,50,25,-25,25,25,25,25,25,25,50,25,50,50,25,50,0 ,25,-50,0,25, -50,50,-25,-25,50,-25,-25,25,-25,25,25,-25,25,50,-25,50,50,-25,50,0 ,-25,-50,0,-25}; IXYZ N3[29]={0,1,2,0,2,7,2,3,6,2,6,7,3,4,5,3,5,6,8,10,9,8,15,10,10,14,11,10,15,14,10,15,14,11,13,12,11,14,13, 5,4,12,5,12,13,1,0,8,1,8,9,0,7,15,0,15,8,6,5,13,6,13,14,7,6,14,7,14,15, 3,2,10,3,10,11,2,1,9,2,9,10,4,3,11,4,11,12}; // for(i=0;i<16;i ){sprintf(st,"%02d %9.3f %9.3f %9.3f",i,jd[i].x,jd[i].y,jd[i].z);m_lst.AddString(st);}m_lst.AddString(""); // for(i=0;i<TtlFct;i ){sprintf(st,"%02d %2d %2d %2d",i,N3[i].d[0],N3[i].d[1],N3[i].d[2]);m_lst.AddString(st);}m_lst.AddString(""); FILE *fp; fp=fopen("凹.stl","wb"); sprintf(head,"这是一个手工编制的STL格式文件俯视图是一个汉字凹字"); fwrite(head,1,80,fp); fwrite(&TtlFct,4,1,fp); for(i=0;i<TtlFct;i ) { // m_lst.AddString("");for(j=0;j<3;j ){sprintf(st,"%02d %9.3f %9.3f %9.3f",i,jd[N3[i].d[j]].x,jd[N3[i].d[j]].y,jd[N3[i].d[j]].z);m_lst.AddString(st);} x=jd[N3[i].d[1]].x-jd[N3[i].d[0]].x; y=jd[N3[i].d[1]].y-jd[N3[i].d[0]].y; z=jd[N3[i].d[1]].z-jd[N3[i].d[0]].z; r=sqrt(x*x y*y z*z);v0.x=x/r;v0.y=y/r;v0.z=z/r; x=jd[N3[i].d[2]].x-jd[N3[i].d[0]].x; y=jd[N3[i].d[2]].y-jd[N3[i].d[0]].y; z=jd[N3[i].d[2]].z-jd[N3[i].d[0]].z; r=sqrt(x*x y*y z*z);v1.x=x/r;v1.y=y/r;v1.z=z/r; fc[i].n=normal(v0,v1); fc[i].dot[0]=jd[N3[i].d[0]]; fc[i].dot[1]=jd[N3[i].d[1]]; fc[i].dot[2]=jd[N3[i].d[2]]; m_lst.AddString("");sprintf(st,"n: i=%02d %9.6f %9.6f %9.6f",i,fc[i].n.x,fc[i].n.y,fc[i].n.z);m_lst.AddString(st); for(j=0;j<3;j ){sprintf(st,"j=%2d %9.3f %9.3f %9.3f",j,fc[i].dot[j].x,fc[i].dot[j].y,fc[i].dot[j].z);m_lst.AddString(st);} } // m_lst.AddString(""); fwrite(fc,sizeof(FACET),TtlFct,fp);fclose(fp); } void CAuzDlg::OnButton2() { // TODO: Add your control notification handler code here char st[120]; long TtlFct,k; int i; FILE *fp; if(!(fp=fopen("凹.stl","rb"))){m_lst.AddString("找不到凹.stl");return;} fread(st,1,80,fp);m_lst.AddString(st); fread(&TtlFct,4,1,fp);sprintf(st,"面片数:%d",TtlFct);m_lst.AddString(st); FACET *fc=(FACET *)new FACET[TtlFct]; fread(fc,sizeof(FACET),TtlFct,fp);fclose(fp); m_lst.ResetContent(); for(k=0;k<TtlFct;k ) { m_lst.AddString(""); sprintf(st,"n: k=%02d %9.6f %9.6f %9.6f",k,fc[k].n.x,fc[k].n.y,fc[k].n.z);m_lst.AddString(st); for(i=0;i<3;i ) { sprintf(st,"i=%2d %9.3f %9.3f %9.3f",i,fc[k].dot[i].x,fc[k].dot[i].y,fc[k].dot[i].z);m_lst.AddString(st); } } delete [] fc; } FXYZ normal(FXYZ v0,FXYZ v1){ float wk; FXYZ nrl; nrl.x=v0.y*v1.z - v1.y*v0.z; nrl.y=v0.z*v1.x - v0.x*v1.z; nrl.z=v0.x*v1.y - v1.x*v0.y; wk=float(sqrt(nrl.x*nrl.x nrl.y*nrl.y nrl.z*nrl.z)); nrl.x=nrl.x/wk; nrl.y=nrl.y/wk; nrl.z=nrl.z/wk; return nrl; }
标签: 文件手工做一个STL文件
相关软件
小贴士
感谢您为本站写下的评论,您的评论对其它用户来说具有重要的参考价值,所以请认真填写。
- 类似“顶”、“沙发”之类没有营养的文字,对勤劳贡献的楼主来说是令人沮丧的反馈信息。
- 相信您也不想看到一排文字/表情墙,所以请不要反馈意义不大的重复字符,也请尽量不要纯表情的回复。
- 提问之前请再仔细看一遍楼主的说明,或许是您遗漏了。
- 请勿到处挖坑绊人、招贴广告。既占空间让人厌烦,又没人会搭理,于人于己都无利。
关于好例子网
本站旨在为广大IT学习爱好者提供一个非营利性互相学习交流分享平台。本站所有资源都可以被免费获取学习研究。本站资源来自网友分享,对搜索内容的合法性不具有预见性、识别性、控制性,仅供学习研究,请务必在下载后24小时内给予删除,不得用于其他任何用途,否则后果自负。基于互联网的特殊性,平台无法对用户传输的作品、信息、内容的权属或合法性、安全性、合规性、真实性、科学性、完整权、有效性等进行实质审查;无论平台是否已进行审查,用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。本站所有资源不代表本站的观点或立场,基于网友分享,根据中国法律《信息网络传播权保护条例》第二十二与二十三条之规定,若资源存在侵权或相关问题请联系本站客服人员,点此联系我们。关于更多版权及免责申明参见 版权及免责申明
网友评论
我要评论