/*Translated by FOR_C, v3.4.2 (-), on 07/09/115 at 08:33:18 */
/*FOR_C Options SET: ftn=u io=c no=p op=aimnv pf=,p_spfit s=dbov str=l x=f - prototypes */
#include <math.h>
#include "fcrt.h"
#include <stdio.h>
#include <stdlib.h>
#include "p_spfit.h"
/*     program DRSPFIT
 *>> 1996-06-21 DRSPFIT Krogh Special code for C conversion.
 *>> 1996-05-28 DRSPFIT Krogh Added external statement.
 *>> 1995-09-15 DRSPFIT Krogh Declare all variables.
 *>> 1995-09-15 DRSPFIT Krogh Remove '0' in format (again?)
 *>> 1994-10-19 DRSPFIT Krogh  Changes to use M77CON
 *>> 1994-08-09 DRSPFIT WVS Remove '0' in format
 *>> 1991-11-20 DRSPFIT CLL Edited for Fortran 90
 *>> 1987-12-09 DRSPFIT  Lawson  Initial Code.
 *--S replaces "?": DR?PFIT, ?PFIT, ?CPVAL
 *     Demonstration driver for SPFIT.
 *++ Code for .C. is active */
   long int j;
 
int main( )
{
	long int i, ndeg, np3, _i, _r;
	float p[11], r, sigfac, w[121], yfit;
	static float sig[1];
	static float x[12]={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 float y[12]={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 long m = 12;
	static int _aini = 1;
		/* OFFSET Vectors w/subscript range: 1 to dimension */
	float *const P = &p[0] - 1;
	float *const Sig = &sig[0] - 1;
	float *const W = &w[0] - 1;
	float *const X = &x[0] - 1;
	float *const Y = &y[0] - 1;
		/* end of OFFSET VECTORS */
	if( _aini ){ /* Do 1 TIME INITIALIZATIONS! */
		Sig[1] = -1.e0;
		_aini = 0;
	}
 
/*++ End */
 
 
 
	spfit( m, x, y, sig, 8, TRUE, TRUE, TRUE, p, &ndeg, &sigfac, w );
	np3 = ndeg + 3;
 
	/*++ Code for ~.C. is inactive
	 *      print
	 *     *'(/'' NDEG ='',I2,10X,''SIGFAC ='',F8.4//
	 *     *'' P(1),P(2) ='',9X,2F15.8//'' P(3),...,P(NDEG+3) ='',3F15.8/
	 *     *(21X,3F15.8))', NDEG,SIGFAC,(P(I),I=1,NP3)
	 *++ Code for .C. is active */
   printf(
      "\n NDEG =%2ld          SIGFAC =%8.4f",ndeg,sigfac );
   printf(
   "\n\n P(1),P(2) =         %15.8f%15.5f\n\n P(3),...,P(NDEG+3) =",
   p[0], p[1]);
   for (i = 2; i < (np3); i+=3){
      for (j = i; j < (i < np3-2 ? i+3 : np3); j++)
           printf("%15.8f", p[j]);
           if (i < np3-2) printf("\n                     ");}
   printf("\n");
	printf(" \n  I    X       Y       YFIT  R=Y-YFIT\n \n");
	/*++ End */
	for (i = 1; i <= m; i++)
	{
		yfit = scpval( p, ndeg, X[i] );
		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 */