ConstantValues.h

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/*

Copyright (c) 2014-2023, Dr Franck P. Vidal, Bangor University, All rights reserved.
Copyright (c) 2023-present, Prof Franck P. Vidal (franck.vidal@stfc.ac.uk), 
UK Research and Innovation, All rights reserved.


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are permitted provided that the following conditions are met:

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*/


#ifndef __ConstantValues_h
#define __ConstantValues_h


//******************************************************************************
//  Include
//******************************************************************************
#ifndef __gVirtualXRayConfig_h
#include "gVirtualXRay/gVirtualXRayConfig.h"
#endif


//******************************************************************************
//  namespace
//******************************************************************************
namespace gVirtualXRay {


//******************************************************************************
//  defines
//******************************************************************************
#define RATIONAL_NUMBER_MAX   FLT_MAX


#define EPSILON               0.0000001


//******************************************************************************
//  Constant declarations
//******************************************************************************
#ifndef Pi
const double Pi = 3.14159265358979323846; 
#endif

const double Pi_2 = Pi / 2.0; 

const double N_Avogadro = 6.02552 * 1.0e23; 

const unsigned short Z_H  =  1; 
const unsigned short Z_C  =  6; 
const unsigned short Z_N  =  7; 
const unsigned short Z_O  =  8; 
const unsigned short Z_Na = 11; 
const unsigned short Z_Mg = 12; 
const unsigned short Z_P  = 15; 
const unsigned short Z_S  = 16; 
const unsigned short Z_Cl = 17; 
const unsigned short Z_Ar = 18; 
const unsigned short Z_K  = 19; 
const unsigned short Z_Ca = 20; 
const unsigned short Z_Ti = 22; 
const unsigned short Z_Fe = 26; 
const unsigned short Z_Cu = 29; 
const unsigned short Z_Zn = 30; 
const unsigned short Z_Ag = 47; 
const unsigned short Z_Sn = 50; 
const unsigned short Z_I  = 53; 

} // namespace gVirtualXRay


#endif // __ConstantValues_h