//==============================================================================
//
// Title:		Utilities.h
// Purpose:		A short description of the interface.
//
// Created on:	5/7/2014 at 10:29:17 AM by Arnaud Madur.
// Copyright:	LBNL. All Rights Reserved.
//
//==============================================================================

#ifndef __Utilities_H__
#define __Utilities_H__

#ifdef __cplusplus
    extern "C" {
#endif

//==============================================================================
// Include files
#include <ansi_c.h>
#include <toolbox.h>		
#include "cvidef.h"

//==============================================================================
// Constants
#define LINE 100
#define FILENAME 260
#define LINECYCLE 60
#define NAME 30		
#define NTEMPS 6		
//==============================================================================
// Types

//==============================================================================
// External variables
// Paramters
char und_ID[LINE];
char und_type[LINE];
char HP_ID[LINE]; 
char und_dir[FILENAME];
char und_file[FILENAME];
char operator[NAME];
unsigned short int data_set;
unsigned short int run_num;
int operator_set;
int tune_stage;
int GPIBDVM[2]; // DVM GPIBs
int hp3458_ID[2];
double DCV[2]; // DCV Scales
double int_tm; // integration time in number of line cycles
double trig_axis; 
double Sc_V; // scan velocity
double x_scan, y_scan;	// x and y probe locations for a scan - will use the same values for zero Gauss chamber reading
double Sc_strt; // scan z starting point
double Sc_stp;  // scan z stopping point
double HP_z[2]; // probe z locations for zero Gauss chambers
double trig_spc; // trigger spacing
double trig_axis; // trigger axis  
int num_pnts; // number of data points
int num_pnts1;
double Vx[7000];
double Vy[7000];
double Vx_o1; // Vx measured for zero-Gauss reading #1
double Vy_o1; // Vy measured for zero-Gauss reading #1
double Vx_o2; // Vx measured for zero-Gauss reading #2
double Vy_o2; // Vy measured for zero-Gauss reading #2
double Vx_offset; // Vx_o1
double Vy_offset; // Vy_o2;
double Vx_increment; // Vx_o2 - Vx_o1;
double Vy_increment; // Vy_02 - Vy_o1;
double Vx_corr[7000];
double Vy_corr[7000];
double Bx[7000];
double By[7000];
double z[7000];

double Vx_ref[2];	// V for Bx reference
double Vy_ref[2];   // V for By reference

double Bx_ref[2];	// Bx reference measurements
double By_ref[2];	// By reference measurements
//char HP_name[100]; // name of Hall probe
char HP_cal_file[FILENAME]; // name and path of Hall probe calibration file
int ncalx, ncaly;	// number of calibration data for Bx and By
double Vx_cal0, Vy_cal0;	// Zero offsets for Bx and By calibrations
unsigned int *HP_cal_nx, *HP_cal_ny;	// Polynomial powers
double *HP_cal_px, *HP_cal_py;	// Polynomial coefficients
double RmTemp;
double Temp[NTEMPS];

// Files for input and output
FILE *fplg;
FILE *fpda;
FILE *fpm;
// Panel Handles

//==============================================================================
// Global functions

int RefMeas (int index);
int LogRecord (char *IDname, FILE *fpl);
int RdParamFile (char *fname);
double GetTemp (int channel);
int MoveProbe (double x, double y, double z);
double HP_Calibrate (double Vp, unsigned int cal_n[], double cal_p[], unsigned int np);
void RdCalFile (char *cal_file);
int WriteDataFile(void);
int LogZGauss (FILE *fpl, double Vx0, double Vy0); 
int ReadZGauss (FILE *fpl, double *Vx_ave, double *Vy_ave, double *Vx_rms, double *Vy_rms);

#ifdef __cplusplus
    }
#endif

#endif  /* ndef __Utilities_H__ */