GMSHPrefsDialog.cpp

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
// Base
#include "BaseLib/StringTools.h"
 
// Qt/Base
#include <QStringList>
#include <QStringListModel>
 
#include "Base/OGSError.h"
#include "Base/StrictDoubleValidator.h"
#include "Base/StrictIntValidator.h"
#include "Base/Utils.h"
#include "GMSHPrefsDialog.h"
#include "GeoLib/GEOObjects.h"
 
GMSHPrefsDialog::GMSHPrefsDialog(GeoLib::GEOObjects const& geoObjects,
                                 QDialog* parent)
    : QDialog(parent),
      _allGeo(new QStringListModel),
      _selGeo(new QStringListModel)
{
    setupUi(this);
 
    // default parameters
    this->param1->setText("2");
    this->param2->setText("0.3");
    this->param3->setText("0.05");
    this->param4->setText("0");
 
    // object will be deleted by Qt
    auto* max_number_of_points_in_quadtree_leaf_validator(
        new StrictIntValidator(1, 1000, this->param1));
    param1->setValidator(max_number_of_points_in_quadtree_leaf_validator);
    // object will be deleted by Qt
    auto* mesh_density_scaling_pnts_validator(
        new StrictDoubleValidator(0, 1, 5, this->param2));
    param2->setValidator(mesh_density_scaling_pnts_validator);
    // object will be deleted by Qt#
    auto* mesh_density_scaling_stations_validator(
        new StrictDoubleValidator(0, 1, 5, this->param3));
    param3->setValidator(mesh_density_scaling_stations_validator);
 
    auto geoNames = geoObjects.getGeometryNames();
 
    // get station names
    std::vector<std::string> geo_station_names;
    geoObjects.getStationVectorNames(geo_station_names);
 
    std::copy(geo_station_names.begin(), geo_station_names.end(),
              std::back_inserter(geoNames));
 
    std::size_t nGeoObjects(geoNames.size());
 
    QStringList list;
    for (unsigned i = 0; i < nGeoObjects; ++i)
    {
        list.append(QString::fromStdString(geoNames[i]));
    }
 
    if (list.empty())
    {
        this->selectGeoButton->setDisabled(true);
        this->deselectGeoButton->setDisabled(true);
        list.append("[No geometry available.]");
    }
    _allGeo->setStringList(list);
    this->allGeoView->setModel(_allGeo);
    this->selectedGeoView->setModel(_selGeo);
    this->radioAdaptive->toggle();  // default is adaptive meshing
    this->on_radioAdaptive_toggled(true);
}
 
GMSHPrefsDialog::~GMSHPrefsDialog()
{
    delete _allGeo;
    delete _selGeo;
}
 
void GMSHPrefsDialog::on_selectGeoButton_pressed()
{
    QModelIndexList selected =
        this->allGeoView->selectionModel()->selectedIndexes();
    QStringList list = _selGeo->stringList();
 
    for (auto& index : selected)
    {
        list.append(index.data().toString());
 
        _allGeo->removeRow(index.row());
    }
    _selGeo->setStringList(list);
}
 
void GMSHPrefsDialog::on_deselectGeoButton_pressed()
{
    QModelIndexList selected =
        this->selectedGeoView->selectionModel()->selectedIndexes();
    QStringList list = _allGeo->stringList();
 
    for (auto& index : selected)
    {
        list.append(index.data().toString());
 
        _selGeo->removeRow(index.row());
    }
    _allGeo->setStringList(list);
}
 
void GMSHPrefsDialog::on_radioAdaptive_toggled(bool isTrue)
{
    if (isTrue)  // meshing set to adaptive
    {
        this->param1->setEnabled(true);
        this->param2->setEnabled(true);
        this->param3->setEnabled(true);
        this->param4->setEnabled(false);
    }
    else  // meshing set to homogeneous
    {
        this->param1->setEnabled(false);
        this->param2->setEnabled(false);
        this->param3->setEnabled(false);
        this->param4->setEnabled(true);
    }
}
 
void GMSHPrefsDialog::accept()
{
    if (this->_selGeo->stringList().empty())
    {
        OGSError::box(
            "No geometry selected. Geometric data\n is necessary for mesh "
            "generation.");
        return;
    }
 
    std::vector<std::string> selectedObjects =
        Utils::getSelectedObjects(_selGeo->stringList());
    unsigned max_number_of_points_in_quadtree_leaf(10);
    double mesh_density_scaling_pnts(0.5);
    double mesh_density_scaling_stations(0.05);
    double val4(-1);
 
    if (this->radioAdaptive->isChecked())
    {
        double const min_scaling_factor(1e-10);
        max_number_of_points_in_quadtree_leaf =
            BaseLib::str2number<unsigned>(param1->text().toStdString());
        if (max_number_of_points_in_quadtree_leaf == 0)
        {
            max_number_of_points_in_quadtree_leaf = 10;
        }
        mesh_density_scaling_pnts = fabs(param2->text().toDouble());
        if (mesh_density_scaling_pnts < min_scaling_factor)
        {
            mesh_density_scaling_pnts = min_scaling_factor;
        }
        mesh_density_scaling_stations = param3->text().toDouble();
        if (mesh_density_scaling_stations < min_scaling_factor)
        {
            mesh_density_scaling_stations = min_scaling_factor;
        }
    }
    else
    {
        val4 = param4->text().toDouble();
    }
 
    bool delete_geo_file = this->geoFileDelete->isChecked();
    emit requestMeshing(selectedObjects,
                        max_number_of_points_in_quadtree_leaf,
                        mesh_density_scaling_pnts,
                        mesh_density_scaling_stations,
                        val4,
                        delete_geo_file);
    this->done(QDialog::Accepted);
}
 
void GMSHPrefsDialog::reject()
{
    this->done(QDialog::Rejected);
}