/*****************************************************************/
/*							         */
/*   Copyright (c) Quinn-Curtis, 1991, 1992                      */
/*							         */
/*   Filename:  RTTCREF.H      		                         */
/*   Revision:  2.5                                              */
/*   Date:      12/15/91                                         */
/*							         */
/*   Description: -Routine for Thermocouple Linearization        */
/*								 */
/*****************************************************************/

#ifdef __cplusplus
extern "C" {
#endif

#ifndef realtype
#include "rtstdhdr.h"
#endif


/* tctype constants */
#ifndef tctype
#define BTC  0
#define BPTC  1
#define BNTC  2
#define ETC  3
#define JTC  4
#define JPTC  5
#define JNTC  6
#define KTC  7
#define KPTC  8
#define KNTC  9
#define RTC  10
#define STC  11
#define TTC  12
#define TPTC  13
#define TNTC  14
#define ALLTC  15
#define ZTC  16
#define tctype
#endif

void rtcapstring(char *s);
int gettctype(char *s);
void gettcstring(int tc, char *tcstr);
int rtrootbracketed(realtype x1,realtype x2, realtype volts);
realtype rtpolycalc(realtype xin,
		  realtype *coefarray,
		  int startelement,int order);
realtype temptovolts(realtype tempin, int tc, int *err);
realtype rtbrentfunction(realtype brentvolts,
		       int brenttc,
		       realtype x);
realtype voltstotempiter(realtype volts,
			  int tc, int *error);
realtype rtcalcseebeck(realtype tempin, int tc);
realtype voltstotemppoly(realtype voltin,
			  int tc, int *err);
realtype tclinearize(realtype voltin, int tc,
		     realtype cjctemp,int *err);
void polyfittc(realtype mint, realtype maxt,
		    int tc,
		    int numobs,
		    int order,
		    int zerof,
		    matstruct *coef,
		    matstruct *xactual,
		    matstruct *yactual,
		    matstruct *yest,
		    matstruct *resid,
		    realtype *minv,
		    realtype *maxv,
		    realtype *rsq,
		    int *cferror);
void settemptovoltsfilename(char *s);
void setvoltstotemp(char *s);
void inittemptovolts(int tc);
void initvoltstotemp(int tc);
void freetemptovolts(int tc);
void freevoltstotemp(int tc);
realtype tclowtemp(int tc);
realtype tchightemp(int tc);
realtype tclowvolt(int tc);
realtype tchighvolt(int tc);

#ifdef __cplusplus
}
#endif