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Added spring boundary condition

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Preslav
2021-08-31 12:16:11 +01:00
committed by Bernd Hahnebach
parent d7ac25e3cf
commit 1ceaa09d17
19 changed files with 1121 additions and 0 deletions
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src/Mod/Fem/App/FemConstraintSpring.cpp Normal file
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/***************************************************************************
* Copyright (c) 2021 FreeCAD Developers *
* Author: Preslav Aleksandrov <preslav.aleksandrov@protonmail.com> *
* Based on Force constraint by Jan Rheinländer *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
#include <BRepAdaptor_Curve.hxx>
#include <BRepAdaptor_Surface.hxx>
#include <Precision.hxx>
#include <TopoDS.hxx>
#include <gp_Lin.hxx>
#include <gp_Pln.hxx>
#include <gp_Pnt.hxx>
#endif
#include "FemConstraintSpring.h"
using namespace Fem;
PROPERTY_SOURCE(Fem::ConstraintSpring, Fem::Constraint)
ConstraintSpring::ConstraintSpring()
{
ADD_PROPERTY(normalStiffness,(0.0));
ADD_PROPERTY(tangentialStiffness,(0.0));
ADD_PROPERTY_TYPE(Points,(Base::Vector3d()),"ConstraintSpring",
App::PropertyType(App::Prop_ReadOnly|App::Prop_Output),
"Points where arrows are drawn");
ADD_PROPERTY_TYPE(Normals,(Base::Vector3d()),"ConstraintSpring",
App::PropertyType(App::Prop_ReadOnly|App::Prop_Output),
"Normals where symbols are drawn");
Points.setValues(std::vector<Base::Vector3d>());
Normals.setValues(std::vector<Base::Vector3d>());
}
App::DocumentObjectExecReturn *ConstraintSpring::execute(void)
{
return Constraint::execute();
}
const char* ConstraintSpring::getViewProviderName(void) const
{
return "FemGui::ViewProviderFemConstraintSpring";
}
void ConstraintSpring::onChanged(const App::Property* prop)
{
Constraint::onChanged(prop);
if (prop == &References) {
std::vector<Base::Vector3d> points;
std::vector<Base::Vector3d> normals;
int scale = Scale.getValue();
if (getPoints(points, normals, &scale)) {
Points.setValues(points);
Normals.setValues(normals);
Scale.setValue(scale);
Points.touch();
}
}
}