/*Translated by FOR_C, v3.4.2 (-), on 07/09/115 at 08:33:08 */
/*FOR_C Options SET: ftn=u io=c no=p op=aimnv pf=,p_dc2fit s=dbov str=l x=f - prototypes */
#include <math.h>
#include "fcrt.h"
#include <stdio.h>
#include <stdlib.h>
#include "p_dc2fit.h"
/*     program DRDC2FIT
 *>> 1996-07-03 DRDC2FIT Krogh  Changed formats for C conversion.
 *>> 1994-10-19 DRDC2FIT Krogh  Changes to use M77CON
 *>> 1992-04-27 DRDC2FIT CLL Declared all variables.
 *>> 1987-12-09 DRDC2FIT Lawson  Initial Code.
 *     Demonstration driver for DC2FIT.
 *     C. L. Lawson, JPL, Apr 13 1987, 7/23/87
 *     ------------------------------------------------------------------
 *--D replaces "?": DR?C2FIT, ?C2FIT, ?HINT
 *     ------------------------------------------------------------------ */
		/* PARAMETER translations */
#define	NB	6
#define	NW	10
#define	NXY	12
		/* end of PARAMETER translations */
 
 
int main( )
{
	long int i, ierr, _i, _r;
	double r, sigfac, w[5][NW], yfit, yknot[NB], ypknot[NB];
	static double sd[1];
	static double x[NXY]={2.e0,4.e0,6.e0,8.e0,10.e0,12.e0,14.e0,16.e0,
	 18.e0,20.e0,22.e0,24.e0};
	static double y[NXY]={2.2e0,4.0e0,5.0e0,4.6e0,2.8e0,2.7e0,3.8e0,
	 5.1e0,6.1e0,6.3e0,5.0e0,2.0e0};
	static double b[NB]={2.0e0,6.4e0,10.8e0,15.2e0,19.6e0,24.0e0};
	static long nderiv = 0;
	static int _aini = 1;
		/* OFFSET Vectors w/subscript range: 1 to dimension */
	double *const B = &b[0] - 1;
	double *const Sd = &sd[0] - 1;
	double *const X = &x[0] - 1;
	double *const Y = &y[0] - 1;
	double *const Yknot = &yknot[0] - 1;
	double *const Ypknot = &ypknot[0] - 1;
		/* end of OFFSET VECTORS */
	if( _aini ){ /* Do 1 TIME INITIALIZATIONS! */
		Sd[1] = -1.e0;
		_aini = 0;
	}
 
	/*     ------------------------------------------------------------------ */
	dc2fit( x, y, sd, NXY, b, NB, (double*)w, NW, yknot, ypknot, &sigfac,
	 &ierr );
	printf(" DRDC2FIT..  Demo driver for DC2FIT.  Also uses DHINT.\n");
	printf("\n     IERR =%5ld,  SIGFAC =%10.5f", ierr, sigfac);
	printf("\n\n  YKNOT() = ");
	for (i = 1; i <= NB; i++)
	{
		printf("%10.5f", Yknot[i]);
	}
	printf("\n");
	printf(" YPKNOT() = ");
	for (i = 1; i <= NB; i++)
	{
		printf("%10.5f", Ypknot[i]);
	}
	printf("\n");
	printf("\n  I    X       Y       YFIT  R=Y-YFIT\n\n");
	for (i = 1; i <= NXY; i++)
	{
		yfit = dhint( X[i], nderiv, NB, b, yknot, ypknot );
		r = Y[i] - yfit;
		printf(" %2ld%6.0f%9.3f%9.3f%10.3f\n", i, X[i], Y[i], yfit, r);
	}
	exit(0);
} /* end of function */