Files
create/src/Mod/Fem/Gui/ViewProviderFemConstraintPressure.cpp
2025-11-11 13:49:01 +01:00

105 lines
3.9 KiB
C++

/***************************************************************************
* Copyright (c) 2015 FreeCAD Developers *
* Author: Przemo Firszt <przemo@firszt.eu> *
* 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 <Inventor/SbMatrix.h>
#include <Inventor/SbRotation.h>
#include <Inventor/SbVec3f.h>
#include "Mod/Fem/App/FemConstraintPressure.h"
#include <Gui/Control.h>
#include "TaskFemConstraintPressure.h"
#include "ViewProviderFemConstraintPressure.h"
using namespace FemGui;
PROPERTY_SOURCE(FemGui::ViewProviderFemConstraintPressure, FemGui::ViewProviderFemConstraintOnBoundary)
ViewProviderFemConstraintPressure::ViewProviderFemConstraintPressure()
{
sPixmap = "FEM_ConstraintPressure";
loadSymbol((resourceSymbolDir + "ConstraintPressure.iv").c_str());
ShapeAppearance.setDiffuseColor(0.0f, 0.2f, 0.8f);
}
ViewProviderFemConstraintPressure::~ViewProviderFemConstraintPressure() = default;
bool ViewProviderFemConstraintPressure::setEdit(int ModNum)
{
if (ModNum == ViewProvider::Default) {
Gui::Control().closeDialog();
// clear the selection (convenience)
Gui::Selection().clearSelection();
Gui::Control().showDialog(new TaskDlgFemConstraintPressure(this));
return true;
}
else {
return ViewProviderFemConstraintOnBoundary::setEdit(ModNum);
}
}
void ViewProviderFemConstraintPressure::updateData(const App::Property* prop)
{
auto pcConstraint = this->getObject<Fem::ConstraintPressure>();
if (prop == &pcConstraint->Reversed) {
updateSymbol();
}
else {
ViewProviderFemConstraint::updateData(prop);
}
}
void ViewProviderFemConstraintPressure::transformSymbol(
const Base::Vector3d& point,
const Base::Vector3d& normal,
SbMatrix& mat
) const
{
auto obj = this->getObject<const Fem::ConstraintPressure>();
float rotAngle = obj->Reversed.getValue() ? std::numbers::pi_v<float> : 0.0f;
float s = obj->getScaleFactor();
// Symbol length from .iv file
float symLen = 4.0f;
SbMatrix mat0, mat1;
mat0.setTransform(
SbVec3f(0, 0, 0),
SbRotation(SbVec3f(0, 0, 1), rotAngle),
SbVec3f(1, 1, 1),
SbRotation(SbVec3f(0, 0, 1), 0),
SbVec3f(0, symLen / 2.0f, 0)
);
mat1.setTransform(
SbVec3f(point.x, point.y, point.z),
SbRotation(SbVec3f(0, 1, 0), SbVec3f(normal.x, normal.y, normal.z)),
SbVec3f(s, s, s)
);
mat = mat0 * mat1;
}