/*	**************************************************************  */
/*
 *	AMBIENT.H
 *
 *	Zachary Wolf
 *	3/22/02
 */ 

#ifndef __AMBIENT_HEADER
#define __AMBIENT_HEADER

#if defined(__cplusplus) || defined(__cplusplus__)
extern "C" {
#endif

/*	**************************************************************  */

/*	CONSTANTS  */
#define AMBIENT_MAX_CMD 80
#define AMBIENT_MAX_NUM_SENSORS 8
#define AMBIENT_MAX_NAME_LENGTH 40
#define AMBIENT_YSI44036_R25 10000.
#define AMBIENT_YSI44036_dRdT25 -438.
#define AMBIENT_OMHX93AV_DEG_C_PER_VOLT 95.
#define AMBIENT_OMHX93AV_DEG_C_AT_0_V -20.
#define AMBIENT_OMHX93AV_RH_PER_VOLT 100.

/*	*************************************************************  */

/*	ENUM DEFINITIONS */
enum ambient_meas_system_enum {AMBIENT_HP3457, AMBIENT_K7011_HP3457, AMBIENT_NONE};
enum ambient_sensor_type_enum {AMBIENT_HPTHERM_T, AMBIENT_YSI44036_T, AMBIENT_OMHX93AV_T, AMBIENT_OMHX93AV_RH, AMBIENT_OMEWSBPA_P};
enum ambient_binary_enum {AMBIENT_TRUE, AMBIENT_FALSE};

/*	*************************************************************  */

/*	STRUCTURE DEFINITIONS */
struct ambient_sensor
{
	enum ambient_sensor_type_enum sensor_type;	/* Type of sensor being used */
	int chan_num;								/* Channel number for the sensor */
	char name[AMBIENT_MAX_NAME_LENGTH];			/* Name describing the sensor or what it is measuring */
};

struct ambient_param_struct
{
	int board_addr;								/* GPIB board addr */
	int hp3457_addr;							/* HP3457 GPIB address */
	int k7011_addr;								/* K7011 GPIB address */
	enum ambient_meas_system_enum meas_system;	/* Type of measurement system being used */
	int k7011_card_num;							/* K7011 multiplexer card number */
	int k7011_hp3457_chan;						/* HP3457 channel the K7011 multiplexer is plugged in to */
	enum ambient_binary_enum show_ui;			/* Show user interface if true, don't show otherwise */
	int num_sensors;							/* Number of sensors in the system */
	struct ambient_sensor sensor[AMBIENT_MAX_NUM_SENSORS + 1];	/* Information about each sensor */
};

/*	**************************************************************  */

/*	PUBLIC FUNCTION DECLARATIONS  */
void ambient_init(char log_file_in[], char dat_file_in[], struct ambient_param_struct ambient_param_in);
void ambient_get_num_sensors(int* num_sensors);
void ambient_get_sensor_name(int sensor_num, char sensor_name[]);
void ambient_get_sensor_voltage(int sensor_num, double* voltage);
void ambient_get_sensor_resistance(int sensor_num, double* resistance);
void ambient_get_sensor_temperature(int sensor_num, double* temperature);
void ambient_get_sensor_output(int sensor_num, double* meas_value);
void ambient_measure(int* num_sensors, char sensor_name[][AMBIENT_MAX_NAME_LENGTH], double meas_value[]);
void ambient_dat_meas(int num_sensors, char sensor_name[][AMBIENT_MAX_NAME_LENGTH], double meas_value[]);
void ambient_dat_meas_vs_time(int num_sensors, char sensor_name[][AMBIENT_MAX_NAME_LENGTH], double meas_value[]);
void ambient_exit(void);

/*	**************************************************************  */

/*	DONE  */
#if defined(__cplusplus) || defined(__cplusplus__)
}
#endif

#endif