gctl_toolkits/archive/tetgen2gmsh/data_func.h
2024-09-10 20:25:18 +08:00

63 lines
1.3 KiB
C++

#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 //定义矢量结构体
{
double x,y,z;
};
struct vertex //定义顶点结构体
{
int No;//顶点序号
vector vt;;//顶点坐标
};
struct edge
{
int No;
int ver[2];
};
struct face
{
int No;
int ver[3];
};
struct tetra //定义四面体结构体
{
int No;//四面体序号
int ver[4];//相应四面体顶点序号
};
struct sphere_point{//定义球坐标点
double phi,thet,radius;
};
double WGS84_r(double lati){//返回WGS84参考椭球半径
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){//球坐标转直角坐标
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