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BeamCalcConstants.h
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00001 #ifndef __BEAMCALC_CONSTANTS_H__
00002 #define __BEAMCALC_CONSTANTS_H__
00003 
00004 #include <math.h>
00005 
00006 /* X_Y = multiplicitive constant required to convert a number in X units to
00007  * a number in Y units.
00008  *
00009  * 39.37 * INCH_METER = 1.0 
00010  */
00011 
00012 #define METER_INCH      39.37008
00013 #define INCH_METER      (1.0/METER_INCH)
00014 
00015 #define NS_METER        0.299792458     /* Exact */
00016 #define METER_NS        (1.0/NS_METER)
00017 
00018 #define DEG_RAD         M_PI/180.0
00019 #define RAD_DEG         180.0/M_PI
00020 
00021 #endif