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- //**********************************************************************************//
- // Copyright (C) 2009-2019 Ovidio Pena <ovidio@bytesfall.com> //
- // Copyright (C) 2013-2019 Konstantin Ladutenko <kostyfisik@gmail.com> //
- // //
- // This file is part of scattnlay //
- // //
- // This program 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. //
- // //
- // This program 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. //
- // //
- // The only additional remark is that we expect that all publications //
- // describing work using this software, or all commercial products //
- // using it, cite at least one of the following references: //
- // [1] O. Pena and U. Pal, "Scattering of electromagnetic radiation by //
- // a multilayered sphere," Computer Physics Communications, //
- // vol. 180, Nov. 2009, pp. 2348-2354. //
- // [2] K. Ladutenko, U. Pal, A. Rivera, and O. Pena-Rodriguez, "Mie //
- // calculation of electromagnetic near-field for a multilayered //
- // sphere," Computer Physics Communications, vol. 214, May 2017, //
- // pp. 225-230. //
- // //
- // You should have received a copy of the GNU General Public License //
- // along with this program. If not, see <http://www.gnu.org/licenses/>. //
- // //
- // @brief Wrapper to JS
- // //
- //**********************************************************************************//
- #include "nmie-applied.hpp"
- #include "nmie-applied-impl.hpp"
- #include "nmie-precision.hpp"
- using namespace emscripten;
- nmie::MultiLayerMieApplied<double> ml_mie;
- EMSCRIPTEN_BINDINGS (c) {
- class_<nmie::MultiLayerMieApplied<double>>("nmie")
- .constructor<>()
- .function("SetWavelength", &nmie::MultiLayerMieApplied<double>::SetWavelength)
- .function("AddTargetLayerReIm",&nmie::MultiLayerMieApplied<double>::AddTargetLayerReIm)
- .function("SetModeNmaxAndType",&nmie::MultiLayerMieApplied<double>::SetModeNmaxAndType)
- .function("ClearTarget",&nmie::MultiLayerMieApplied<double>::ClearTarget)
- .function("RunMieCalculation",&nmie::MultiLayerMieApplied<double>::RunMieCalculation)
- .function("RunFieldCalculationPolar",&nmie::MultiLayerMieApplied<double>::RunFieldCalculationPolar)
- .function("RunFieldCalculationCartesian",&nmie::MultiLayerMieApplied<double>::RunFieldCalculationCartesian)
- .function("GetFieldEabs",&nmie::MultiLayerMieApplied<double>::GetFieldEabs)
- .function("GetQsca",&nmie::MultiLayerMieApplied<double>::GetQsca)
- .function("GetQext",&nmie::MultiLayerMieApplied<double>::GetQext)
- .function("GetQabs",&nmie::MultiLayerMieApplied<double>::GetQabs)
- // .function("bf",&nmie::MultiLayerMieApplied<double>::bf)
- ;
- }
- //namespace nmie {
- //**********************************************************************************//
- // This function emulates a C call to calculate the actual scattering parameters //
- // and amplitudes. //
- // //
- // Input parameters: //
- // L: Number of layers //
- // pl: Index of PEC layer. If there is none just send -1 //
- // x: Array containing the size parameters of the layers [0..L-1] //
- // m: Array containing the relative refractive indexes of the layers [0..L-1] //
- // nTheta: Number of scattering angles //
- // Theta: Array containing all the scattering angles where the scattering //
- // amplitudes will be calculated //
- // nmax: Maximum number of multipolar expansion terms to be used for the //
- // calculations. Only use it if you know what you are doing, otherwise //
- // set this parameter to -1 and the function will calculate it //
- // //
- // Output parameters: //
- // Qext: Efficiency factor for extinction //
- // Qsca: Efficiency factor for scattering //
- // Qabs: Efficiency factor for absorption (Qabs = Qext - Qsca) //
- // Qbk: Efficiency factor for backscattering //
- // Qpr: Efficiency factor for the radiation pressure //
- // g: Asymmetry factor (g = (Qext-Qpr)/Qsca) //
- // Albedo: Single scattering albedo (Albedo = Qsca/Qext) //
- // S1, S2: Complex scattering amplitudes //
- // //
- // Return value: //
- // Number of multipolar expansion terms used for the calculations //
- //**********************************************************************************//
- // int nMieApplied(const unsigned int L, const int pl, std::vector<double> &x, std::vector<std::complex<double> > &m, const unsigned int nTheta, std::vector<double> &Theta, const int nmax, double *Qext, double *Qsca, double *Qabs, double *Qbk, double *Qpr, double *g, double *Albedo, std::vector<std::complex<double> >& S1, std::vector<std::complex<double> >& S2) {
- //
- // if (x.size() != L || m.size() != L)
- // throw std::invalid_argument("Declared number of layers do not fit x and m!");
- // if (Theta.size() != nTheta)
- // throw std::invalid_argument("Declared number of sample for Theta is not correct!");
- // try {
- // MultiLayerMieApplied<FloatType> ml_mie;
- // ml_mie.SetLayersSize(ConvertVector<FloatType>(x));
- // ml_mie.SetLayersIndex(ConvertComplexVector<FloatType>(m));
- // ml_mie.SetAngles(ConvertVector<FloatType>(Theta));
- // ml_mie.SetPECLayer(pl);
- // ml_mie.SetMaxTerms(nmax);
- //
- // ml_mie.RunMieCalculation();
- //
- // *Qext = static_cast<double>(ml_mie.GetQext());
- // *Qsca = static_cast<double>(ml_mie.GetQsca());
- // *Qabs = static_cast<double>(ml_mie.GetQabs());
- // *Qbk = static_cast<double>(ml_mie.GetQbk());
- // *Qpr = static_cast<double>(ml_mie.GetQpr());
- // *g = static_cast<double>(ml_mie.GetAsymmetryFactor());
- // *Albedo = static_cast<double>(ml_mie.GetAlbedo());
- // S1 = ConvertComplexVector<double>(ml_mie.GetS1());
- // S2 = ConvertComplexVector<double>(ml_mie.GetS2());
- //
- // return ml_mie.GetMaxTerms();
- // } catch(const std::invalid_argument& ia) {
- // // Will catch if ml_mie fails or other errors.
- // std::cerr << "Invalid argument: " << ia.what() << std::endl;
- // throw std::invalid_argument(ia);
- // return -1;
- // }
- // return 0;
- // }
- // int nMieApplied(const unsigned int L, std::vector<double>& x, std::vector<std::complex<double> >& m, const unsigned int nTheta, std::vector<double>& Theta, double *Qext, double *Qsca, double *Qabs, double *Qbk, double *Qpr, double *g, double *Albedo, std::vector<std::complex<double> >& S1, std::vector<std::complex<double> >& S2) {
- // return nmie::nMieApplied(L, -1, x, m, nTheta, Theta, -1, Qext, Qsca, Qabs, Qbk, Qpr, g, Albedo, S1, S2);
- // }
- // int nMieApplied(const unsigned int L, const int pl, std::vector<double>& x, std::vector<std::complex<double> >& m, const unsigned int nTheta, std::vector<double>& Theta, double *Qext, double *Qsca, double *Qabs, double *Qbk, double *Qpr, double *g, double *Albedo, std::vector<std::complex<double> >& S1, std::vector<std::complex<double> >& S2) {
- // return nmie::nMieApplied(L, pl, x, m, nTheta, Theta, -1, Qext, Qsca, Qabs, Qbk, Qpr, g, Albedo, S1, S2);
- // }
- // int nMieApplied(const unsigned int L, std::vector<double>& x, std::vector<std::complex<double> >& m, const unsigned int nTheta, std::vector<double>& Theta, const int nmax, double *Qext, double *Qsca, double *Qabs, double *Qbk, double *Qpr, double *g, double *Albedo, std::vector<std::complex<double> >& S1, std::vector<std::complex<double> >& S2) {
- // return nmie::nMieApplied(L, -1, x, m, nTheta, Theta, nmax, Qext, Qsca, Qabs, Qbk, Qpr, g, Albedo, S1, S2);
- // }
- // ********************************************************************** //
- // ********************************************************************** //
- // ********************************************************************** //
- //} // end of namespace nmie
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