Patrik Leidenberger
73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
// rights - copyright by benedikt oswald, 2002-2006, all rights reserved
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// project - phidias3d
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// file name - physicomath.h
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// file type - c++ include file
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// author - benedikt oswald
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// modified - 2003 jan 30, creation -
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// modified - 2006 jun 26, transferred to project phidias3d, benedikt oswald
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// objective - physical and mathematical quantities, constansts etc.
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#include <cmath>
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#include <complex>
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#ifndef _PHYSICO_MATH_
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#define _PHYSICO_MATH_
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using namespace std;
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namespace physicomath
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{
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const double ZERO = 0;
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const int INT_ZERO = 0;
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const unsigned int UNSIGNED_INT_ZERO = 0;
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const double DOUBLE_ZERO = 0.0;
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const int INT_ONE = 1;
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const unsigned int UNSIGNED_INT_ONE = 1;
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const int INT_TWO = 2;
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const double DOUBLE_ONE = 1.0;
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const double DOUBLE_TWO = 2.0;
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#ifndef IMAGINARY_UNIT_
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#define IMAGINARY_UNIT_
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const complex<double> IU(0.0,1.0);
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#endif
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const double PI = 3.1415926535;
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const double EPSILON_ZERO = 8.85418782e-12;
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const double MU_ZERO = 4.0 * PI * 1.0e-7;
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const double SPEED_OF_LIGHT = (1.0/(sqrt(EPSILON_ZERO*MU_ZERO)));
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const double Z0 = sqrt(MU_ZERO/EPSILON_ZERO);
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const double TERAHERTZ = 1.0e12;
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const double GIGAHERTZ = 1.0e9;
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const double MEGAHERTZ = 1.0e6;
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const double KILOHERTZ = 1.0e3;
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const double SECOND = 1.0e0;
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const double MILLISECOND = 1.0e-3;
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const double MICROSECOND = 1.0e-6;
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const double NANOSECOND = 1.0e-9;
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const double PICOSECOND = 1.0e-12;
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const double FEMTOSECOND = 1.0e-15;
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const double L_BAND_CENTER_FREQUENCY=1.414e9;
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const double DOUBLE_REL_ZERO_LIMIT=1.0e-100;
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const double METER = 1.0; /* define a meter, the standard */
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const double DECIMETER = 0.1; /* define a tenth of a meter */
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const double CENTIMETER = 1.0e-2; /* define a centimeter */
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const double MICROMETER = 1.0e-6; /* define a micrometer */
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const double NANOMETER = 1.0e-9; /* define a nanomenter */
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const double ANGSTROM = 1.0e-10; /* define an angstrom */
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}
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#endif
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