gctl_potential/example/read_IGRF_ex.cpp
2024-09-10 19:56:41 +08:00

95 lines
4.1 KiB
C++

/********************************************************
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* Geophysical Computational Tools & Library (GCTL)
*
* Copyright (c) 2022 Yi Zhang (yizhang-geo@zju.edu.cn)
*
* GCTL is distributed under a dual licensing scheme. You can redistribute
* it and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either version 2
* of the License, or (at your option) any later version. You should have
* received a copy of the GNU Lesser General Public License along with this
* program. If not, see <http://www.gnu.org/licenses/>.
*
* If the terms and conditions of the LGPL v.2. would prevent you from using
* the GCTL, please consider the option to obtain a commercial license for a
* fee. These licenses are offered by the GCTL's original author. As a rule,
* licenses are provided "as-is", unlimited in time for a one time fee. Please
* send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
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******************************************************/
#include "gctl/core.h"
#include "gctl/io.h"
#include "../lib/potential.h"
using namespace gctl;
int main(int argc, char const *argv[]) try
{
array<IGRF_para> IGRFs;
read_IGRF_table("data/IGRFs/Gard21_ECM1_EMM_output", IGRFs);
std::cout << IGRFs.size() << "\n";
std::cout << IGRFs.front().Year << "-" << IGRFs.front().Month << "-" << IGRFs.front().Day << " "
<< IGRFs.front().CSystem << " " << IGRFs.front().AltiCode << " " << IGRFs.front().Altitude << " "
<< IGRFs.front().X_nT << " " << IGRFs.front().Y_nT << " " << IGRFs.front().Z_nT << " " << IGRFs.front().dF_nT << "\n";
std::cout << IGRFs.back().Year << "-" << IGRFs.back().Month << "-" << IGRFs.back().Day << " "
<< IGRFs.back().CSystem << " " << IGRFs.back().AltiCode << " " << IGRFs.back().Altitude << " "
<< IGRFs.back().X_nT << " " << IGRFs.back().Y_nT << " " << IGRFs.back().Z_nT << " " << IGRFs.back().dF_nT << "\n";
gmshio gio;
gio.init_file("data/IGRFs/Gard21_ECM1.msh", Input);
gio.init_file("data/IGRFs/Gard21_ECM1_EMM.msh", Output);
gio.set_packed(NotPacked, Input);
gio.set_packed(NotPacked, Output);
array<vertex3dc> nodes;
array<triangle> eles;
array<double> top, btm, bz;
gio.read_mesh(eles, nodes);
gio.read_data(top, "crust_top (m)");
gio.read_data(btm, "curie_btm (m)");
gio.read_data(bz, "Bz (nT)");
array<double> Bx(eles.size()), By(eles.size()), Bz(eles.size()), F(eles.size());
array<point3ds> obs_ps(eles.size());
array<point3dc> loc_mag(eles.size());
for (size_t i = 0; i < eles.size(); i++)
{
obs_ps[i] = eles[i].center().c2s();
loc_mag[i].x = IGRFs[i].Z_nT; // radial
loc_mag[i].y = IGRFs[i].Y_nT; // latitudinal
loc_mag[i].z = IGRFs[i].X_nT; // longitudinal
Bx[i] = IGRFs[i].X_nT;
By[i] = IGRFs[i].Y_nT;
Bz[i] = IGRFs[i].Z_nT;
F[i] = IGRFs[i].F_nT;
}
array<point3dc> abs_mag;
geomag_local2Cartesian(abs_mag, loc_mag, obs_ps);
gio.save_mesh(eles, nodes);
gio.save_data("crust_top (m)", top, NodeData);
gio.save_data("curie_btm (m)", btm, NodeData);
gio.save_data("Bz (nT)", bz, ElemData);
gio.save_data("EMM_B", abs_mag, ElemData);
//gio.save_data("EMM_Bx", Bx, ElemData);
//gio.save_data("EMM_By", By, ElemData);
//gio.save_data("EMM_Bz", Bz, ElemData);
//gio.save_data("EMM_F", F, ElemData);
return 0;
}
catch (std::exception &e)
{
GCTL_ShowWhatError(e.what(), GCTL_ERROR_ERROR, 0, 0, 0);
}