initial upload

This commit is contained in:
2024-09-10 20:25:18 +08:00
parent b8de03ee4f
commit f1cc876972
377 changed files with 2721267 additions and 34 deletions

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add_executable(tet2msh main.cpp)
# 第二种方式指定目标文件的路径 这个方式目标文件夹中将只包含目标文件而没有中间文件
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
# 设置安装地址
install(TARGETS tet2msh RUNTIME DESTINATION selfpro)

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#ifndef _DATA_FUNC_H
#define _DATA_FUNC_H
#include <fstream>
#include <iostream>
#include <string.h>
#include <sstream>
#include <iomanip>
#include <ctime>
#include <cmath>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#define pole_radius 6356752.3
#define equator_radius 6378137
#define pi 3.1415926535897932384626433832795
#define OUTPUT "-o"
using namespace std;
struct vector //<2F><><EFBFBD><EFBFBD>ʸ<EFBFBD><CAB8><EFBFBD><EFBFBD><E1B9B9>
{
double x,y,z;
};
struct vertex //<2F><><EFBFBD><EFBFBD><E5B6A5><EFBFBD><EFBFBD><E1B9B9>
{
int No;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
vector vt;;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
};
struct edge
{
int No;
int ver[2];
};
struct face
{
int No;
int ver[3];
};
struct tetra //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><E1B9B9>
{
int No;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int ver[4];//<2F><>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><E5B6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
};
struct sphere_point{//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
double phi,thet,radius;
};
double WGS84_r(double lati){//<2F><><EFBFBD><EFBFBD>WGS84<38>ο<EFBFBD><CEBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
return pole_radius*equator_radius/sqrt(pow(pole_radius,2)*pow(cos((double) lati*pi/180),2)+pow(equator_radius,2)*pow(sin((double) lati*pi/180),2));
}
vector SCS2CCS(sphere_point p1){//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>תֱ<D7AA><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
vector v;
v.x = p1.radius*sin((0.5-p1.thet/180.0)*pi)*cos((2.0+p1.phi/180.0)*pi);
v.y = p1.radius*sin((0.5-p1.thet/180.0)*pi)*sin((2.0+p1.phi/180.0)*pi);
v.z = p1.radius*cos((0.5-p1.thet/180.0)*pi);
return v;
}
#endif

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/*
tetgen2gmsh: <20><>ȡtetgen<65>ļ<EFBFBD><C4BC><EFBFBD>.node\.ele\.face\.edge<67><65>ת<EFBFBD><D7AA>Ϊ.msh<73>ļ<EFBFBD><C4BC><EFBFBD>tetgen<65><6E>Ȼ<EFBFBD><C8BB>֧<EFBFBD><D6A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.msh<73><68>
<20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>.pos<6F>ļ<EFBFBD>
*/
#include "tetgen2gmsh.h"
void disp_help()
{
cout<<"tetgen2gmsh 0.0.1 - convert tetgen files(.node& .edge& .face& .ele) to gmsh(.msh) file"<<endl<<endl
<<"usage: tetgen2msh input_file [-o<output-file>]"<<endl
<<" -o specify output file's name, the input name will be used if -o is absent"<<endl
<<" the extensions of input and output files will be added atuomaticly"<<endl<<endl
<<"example: tetgen2gmsh in -otest"<<endl;
}
int typeget(char *str, const char* str2,string &str3)//<2F><><EFBFBD><EFBFBD>ͷ<EFBFBD>˵<EFBFBD><CBB5>Ӿ<EFBFBD>
{
char* strp = strstr(str, str2); // <20><><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>str<74>в<EFBFBD><D0B2><EFBFBD>str2<72><32>
if (strp == NULL)
{
return 0; // <20><><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD>ҵ<EFBFBD><D2B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
}
string temp = str;
str3=temp.substr(strlen(str2));//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>str2<72><32><EFBFBD><EFBFBD><EFBFBD>Ӿ<EFBFBD>
return 1;
}
//tetgen2gmsh p1;
//p1.call_back();
int main(int argc, char* argv[])
{
string innname="";
string outname="";
string temp;
if (argc==1)
{
disp_help();
}
else if (argc==2)
{
innname=outname=argv[1];
tetgen2gmsh p1;
p1.call_back(innname,outname);
}
else
{
innname=argv[1];
for (int i = 2; i < argc; i++)
{
if (typeget(argv[i],OUTPUT,temp))
{
if (temp=="")
{
cout<<"no output picked, program stopped..."<<endl;
return 0;
}
else outname = temp;
}
}
if (outname=="")
{
cout<<"no output picked, program stopped..."<<endl;
return 0;
}
else
{
tetgen2gmsh p1;
p1.call_back(innname,outname);
}
}
return 0;
}

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#ifndef _TETGEN2GMSH_H
#define _TETGEN2GMSH_H
#include "data_func.h"
class tetgen2gmsh
{
public:
tetgen2gmsh();
~tetgen2gmsh();
int call_back(string,string);//<2F><>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>
int read_tetgen(string);//<2F><>ȡtetgen<65>ļ<EFBFBD>
int write_gmsh(string);//д<><D0B4>gmsh(.msh)<29>ļ<EFBFBD>
private:
int node_sum;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
vertex *vert;
int edge_sum;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
edge *edg;
int face_sum;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
face *fac;
int tetra_sum;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
tetra *tet;
string tetgen_name;//tetgen<65>ļ<EFBFBD><C4BC><EFBFBD>
string gmsh_name;//gmsh<73>ļ<EFBFBD><C4BC><EFBFBD>
};
tetgen2gmsh::tetgen2gmsh()//<2F><>ʼ<EFBFBD><CABC>ָ<EFBFBD><D6B8>
{
vert=NULL;
edg=NULL;
fac=NULL;
tet=NULL;
}
tetgen2gmsh::~tetgen2gmsh()//<2F><><EFBFBD>ٶ<EFBFBD>̬<EFBFBD><CCAC><EFBFBD><EFBFBD>
{
if(vert!=NULL) delete []vert;
if(edg!=NULL) delete []edg;
if(fac!=NULL) delete []fac;
if(tet!=NULL) delete []tet;
}
int tetgen2gmsh::call_back(string tetgen_name,string gmsh_name)
{
if(access((tetgen_name + ".node").c_str(),F_OK)||access((tetgen_name + ".edge").c_str(),F_OK)
||access((tetgen_name + ".face").c_str(),F_OK)||access((tetgen_name + ".ele").c_str(),F_OK))
{
cout<<"tetgen files are incomplete..."<<endl;
return 0;
}
read_tetgen(tetgen_name);
write_gmsh(gmsh_name);
return 0;
}
int tetgen2gmsh::read_tetgen(string filename)//<2F><>ȡtetgen<65>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.node/.edge/.face/.ele<6C>ļ<EFBFBD>,<2C><><EFBFBD><EFBFBD><EFBFBD>ط<EFBFBD>ע<EFBFBD><EFBFBD><E2BDAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>1<EFBFBD><31>ʼ
{
int first_no;
double temp;
string nodename,elename,facename,edgename;
nodename = filename + ".node";
elename = filename + ".ele";
facename = filename + ".face";
edgename = filename + ".edge";
const char* nodename_c = nodename.c_str();
const char* elename_c = elename.c_str();
const char* facename_c = facename.c_str();
const char* edgename_c = edgename.c_str();
ifstream node_in(nodename_c);
ifstream ele_in(elename_c);
ifstream face_in(facename_c);
ifstream edge_in(edgename_c);
node_in>>node_sum>>temp>>temp>>temp>>first_no;
node_in.seekg(-1,ios::cur);
vert = new vertex [node_sum];
if(first_no==1)
{
for(int i=0;i<node_sum;i++)
{
node_in>>vert[i].No>>vert[i].vt.x>>vert[i].vt.y>>vert[i].vt.z>>temp;
}
}
else
{
for(int i=0;i<node_sum;i++)
{
node_in>>vert[i].No>>vert[i].vt.x>>vert[i].vt.y>>vert[i].vt.z;
vert[i].No+=1;
}
}
edge_in>>edge_sum>>temp;
edg = new edge [edge_sum];
if(first_no==1)
{
for(int i=0;i<edge_sum;i++)
{
edge_in>>edg[i].No>>edg[i].ver[0]>>edg[i].ver[1]>>temp;
}
}
else
{
for(int i=0;i<edge_sum;i++)
{
edge_in>>edg[i].No>>edg[i].ver[0]>>edg[i].ver[1]>>temp;
edg[i].ver[0]+=1;
edg[i].ver[1]+=1;
}
}
face_in>>face_sum>>temp;
fac = new face [face_sum];
if(first_no==1)
{
for(int i=0;i<face_sum;i++)
{
face_in>>fac[i].No>>fac[i].ver[0]>>fac[i].ver[1]>>fac[i].ver[2]>>temp;
}
}
else
{
for(int i=0;i<face_sum;i++)
{
face_in>>fac[i].No>>fac[i].ver[0]>>fac[i].ver[1]>>fac[i].ver[2]>>temp;
fac[i].ver[0]+=1;
fac[i].ver[1]+=1;
fac[i].ver[2]+=1;
}
}
ele_in>>tetra_sum>>temp>>temp;
tet = new tetra [tetra_sum];
if(first_no==1)
{
for(int i=0;i<tetra_sum;i++)
{
ele_in>>tet[i].No>>tet[i].ver[0]>>tet[i].ver[1]>>tet[i].ver[2]>>tet[i].ver[3];
}
}
else
{
for(int i=0;i<tetra_sum;i++)
{
ele_in>>tet[i].No>>tet[i].ver[0]>>tet[i].ver[1]>>tet[i].ver[2]>>tet[i].ver[3];
tet[i].ver[0]+=1;
tet[i].ver[1]+=1;
tet[i].ver[2]+=1;
tet[i].ver[3]+=1;
}
}
node_in.close();
ele_in.close();
face_in.close();
edge_in.close();
return 0;
}
int tetgen2gmsh::write_gmsh(string filename)//д<><D0B4>gmsh<73>ļ<EFBFBD>
{
int count = 1;
string outname = filename + ".msh";
const char* outname_c = outname.c_str();
ofstream msh_out(outname_c);
if(!msh_out)
{
cout<<"Can not create "<<outname;
return 1;
}
else
{
msh_out<<"$MeshFormat"<<endl<<"2.2 0 8"<<endl<<"$EndMeshFormat"<<endl<<"$Nodes"<<endl<<node_sum<<endl;
for(int i=0;i<node_sum;i++)
{
msh_out<<vert[i].No<<" "<<setprecision(16)<<vert[i].vt.x<<" "<<vert[i].vt.y<<" "<<vert[i].vt.z<<endl;
}
msh_out<<"$EndNodes"<<endl<<"$Elements"<<endl<<edge_sum+face_sum+tetra_sum<<endl;
for(int i=0;i<edge_sum;i++)
{
msh_out<<count<<" 1 2 0 1 "<<edg[i].ver[0]<<" "<<edg[i].ver[1]<<endl;
count++;
}
for(int i=0;i<face_sum;i++)
{
msh_out<<count<<" 2 2 0 14 "<<fac[i].ver[0]<<" "<<fac[i].ver[1]<<" "<<fac[i].ver[2]<<endl;
count++;
}
for(int i=0;i<tetra_sum;i++)
{
msh_out<<count<<" 4 2 0 26 "<<tet[i].ver[0]<<" "<<tet[i].ver[1]<<" "<<tet[i].ver[2]<<" "<<tet[i].ver[3]<<endl;
count++;
}
msh_out<<"$EndElements"<<endl;
}
msh_out.close();
return 0;
}
#endif