// Structures
struct def{
	ushort data_period;
	ushort x_scan_len;
	ushort y_scan_len;
	ushort camera_start_depth;
	ushort camera_on_time;
	ushort stir_speed;
	ushort grab_turns;
	ushort burnwire_time;
	ushort optode_time;
	ushort dummy;
	ulong start_time;
	ulong end_time;
	ulong z_threshold;
	float depth_cal;
	float depth_zero;
};

// Make sure the unsigned shorts are kept together and there
// are an even number.  Otherwise, the 68000 compiler will pad the file
// but the 8086 compiler won't.

#define		START_BIN			1	// Note: bin 0 is reserved for z elevation
#define		END_BIN				120
#define		BIN_LENGTH			1	// mm
#define 	CELL_SIZE			1	// 1mm acoustic cells
#define 	FLUOR_CELL_SIZE		10	// 10mm cells