/usr/include/x86_64-linux-gnu/Gyoto/GyotoBlackBodySpectrum.h is in libgyoto6-dev 1.2.0-4.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 | /**
* \file GyotoBlackBodySpectrum.h
* \brief I_nu(nu, T) = cst_*2*h*nu^3/c^2/(exp(h*nu/k*T)-1.);
*
* h = 6.62606896e-34 J.s; J.s = kg.m^2/s
*
* k = 1.3806504e-23 J.K-1; h/k : s*K = K/Hz.
*
*/
/*
Copyright 2011 Thibaut Paumard
This file is part of Gyoto.
Gyoto is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Gyoto is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Gyoto. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GyotoBlackBodySpectrum_H_
#define __GyotoBlackBodySpectrum_H_
#include "GyotoSpectrum.h"
namespace Gyoto {
namespace Spectrum {
class BlackBody;
}
}
/**
* \class Gyoto::Spectrum::BlackBody
* \brief Black Body
*
* Light emitted by e.g. a Star.
*
* Example XML entity:
* \code
* <Spectrum kind="BlackBody">
* <Temperature> 6000 </Temperature>
* <Scaling> 1. </Scaling>
* </Spectrum>
* \endcode
*
*/
class Gyoto::Spectrum::BlackBody : public Gyoto::Spectrum::Generic {
friend class Gyoto::SmartPointer<Gyoto::Spectrum::BlackBody>;
protected:
double T_; ///< Temperature (K)
double cst_; ///< Scaling constant
double Tm1_; ///< 1./T_;
public:
GYOTO_OBJECT;
BlackBody();
/**
* \brief Constructor setting T_ and cst_
*/
BlackBody(double T, double scaling=1.);
virtual BlackBody * clone() const; ///< Cloner
double temperature() const; ///< Get constant
void temperature(double); ///< Set constant
double scaling() const; ///< Get exponent
void scaling(double); ///< Set exponent
using Gyoto::Spectrum::Generic::operator();
virtual double operator()(double nu) const;
};
#endif
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