recipe_sp2.h

来自「曲面加工程序源码,用C＋＋编写的加工曲线曲面的程序」· C头文件 代码 · 共 38 行

//---------------------------------------------------------------------------
#ifndef recipe_spline2H
#define recipe_spline2H
//---------------------------------------------------------------------------
//僌儘乕僶儖曄悢
extern int kx; //Jisu+1
extern int ky;

extern double *data_x;
extern double *data_y;
extern double **data_z;
extern int nx;
extern int ny;
//data_x[0..nx-1]
//data_y[0..ny-1]
//data_z[0..nx-1,0..ny-1]

extern double **data_z2a;

void initial(void);
void final(void);
void open_file(AnsiString filename);

void splie2(double *x1a,double *x2a,double **ya,int m,int n,double **y2a);

void splin2(double *x1a,double *x2a,double **ya,double **y2a,int m,int n,double x1,double x2,double *y);

void dy_splin2(double *x1a,double *x2a,double **ya,double **y2a,int m,int n,double x1,double x2,double *y);
void dx_splin2(double *x1a,double *x2a,double **ya,double **y2a,int m,int n,double x1,double x2,double *y);

void spline(double *x,double *y,int n,double yp1,double ypn,double *y2);

void splint(double *xa,double *ya,double *y2a,int n,double x,double *y);

void d_splint(double *xa,double *ya,double *y2a,int n,double x,double *y);

#endif