Added spring boundary condition
This commit is contained in:
Preslav
156
src/Mod/Fem/Gui/ViewProviderFemConstraintSpring.cpp
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156
src/Mod/Fem/Gui/ViewProviderFemConstraintSpring.cpp
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/***************************************************************************
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* Copyright (c) 2015 FreeCAD Developers *
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* Author: Preslav Aleksandrov <preslav.aleksandrov@protonmail.com> *
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* Based on Force constraint by Jan Rheinländer *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <Standard_math.hxx>
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# include <Precision.hxx>
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# include <Inventor/nodes/SoSeparator.h>
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# include <Inventor/nodes/SoTranslation.h>
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# include <Inventor/nodes/SoRotation.h>
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# include <Inventor/nodes/SoMultipleCopy.h>
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#endif
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#include "Mod/Fem/App/FemConstraintSpring.h"
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#include "TaskFemConstraintSpring.h" //TODO do next
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#include "ViewProviderFemConstraintSpring.h"
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#include <Base/Console.h>
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#include <Gui/Control.h>
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using namespace FemGui;
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PROPERTY_SOURCE(FemGui::ViewProviderFemConstraintSpring, FemGui::ViewProviderFemConstraint)
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ViewProviderFemConstraintSpring::ViewProviderFemConstraintSpring()
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{
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sPixmap = "FEM_ConstraintSpring";
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ADD_PROPERTY(FaceColor,(0.0f,0.2f,0.8f));
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}
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ViewProviderFemConstraintSpring::~ViewProviderFemConstraintSpring()
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{
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}
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//FIXME setEdit needs a careful review
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bool ViewProviderFemConstraintSpring::setEdit(int ModNum)
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{
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if (ModNum == ViewProvider::Default) {
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// When double-clicking on the item for this constraint the
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// object unsets and sets its edit mode without closing
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// the task panel
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Gui::TaskView::TaskDialog *dlg = Gui::Control().activeDialog();
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TaskDlgFemConstraintSpring *constrDlg = qobject_cast<TaskDlgFemConstraintSpring *>(dlg); // check this out too
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if (constrDlg && constrDlg->getConstraintView() != this)
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constrDlg = 0; // another constraint left open its task panel
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if (dlg && !constrDlg) {
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if (constraintDialog != NULL) {
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// Ignore the request to open another dialog
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return false;
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} else {
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constraintDialog = new TaskFemConstraintSpring(this);
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return true;
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}
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}
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// clear the selection (convenience)
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Gui::Selection().clearSelection();
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// start the edit dialog
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if (constrDlg)
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Gui::Control().showDialog(constrDlg);
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else
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Gui::Control().showDialog(new TaskDlgFemConstraintSpring(this));
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return true;
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}
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else {
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return ViewProviderDocumentObject::setEdit(ModNum);
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}
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}
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#define WIDTH (1)
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#define LENGTH (2)
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//#define USE_MULTIPLE_COPY //OvG: MULTICOPY fails to update scaled arrows on initial drawing - so disable
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void ViewProviderFemConstraintSpring::updateData(const App::Property* prop)
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{
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// Gets called whenever a property of the attached object changes
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Fem::ConstraintSpring* pcConstraint = static_cast<Fem::ConstraintSpring*>(this->getObject());
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float scaledwidth = WIDTH * pcConstraint->Scale.getValue(); //OvG: Calculate scaled values once only
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float scaledlength = LENGTH * pcConstraint->Scale.getValue();
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#ifdef USE_MULTIPLE_COPY
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//OvG: always need access to cp for scaling
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SoMultipleCopy* cp = new SoMultipleCopy();
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if (pShapeSep->getNumChildren() == 0) {
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// Set up the nodes
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cp->matrix.setNum(0);
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cp->addChild((SoNode*)createSpring(scaledlength, scaledwidth)); //OvG: Scaling
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pShapeSep->addChild(cp);
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}
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#endif
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if (strcmp(prop->getName(),"Points") == 0) {
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const std::vector<Base::Vector3d>& points = pcConstraint->Points.getValues();
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const std::vector<Base::Vector3d>& normals = pcConstraint->Normals.getValues();
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if (points.size() != normals.size()) {
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return;
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}
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std::vector<Base::Vector3d>::const_iterator n = normals.begin();
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#ifdef USE_MULTIPLE_COPY
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cp = static_cast<SoMultipleCopy*>(pShapeSep->getChild(0)); //OvG: Use top cp
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cp->matrix.setNum(points.size());
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SbMatrix* matrices = cp->matrix.startEditing();
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int idx = 0;
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#else
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// Redraw all cylinders
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Gui::coinRemoveAllChildren(pShapeSep);
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#endif
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for (std::vector<Base::Vector3d>::const_iterator p = points.begin(); p != points.end(); p++) {
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SbVec3f base(p->x, p->y, p->z);
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SbVec3f dir(n->x, n->y, n->z);
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SbRotation rot(SbVec3f(0, -1.0, 0), dir);
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#ifdef USE_MULTIPLE_COPY
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SbMatrix m;
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m.setTransform(base, rot, SbVec3f(1,1,1));
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matrices[idx] = m;
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idx++;
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#else
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SoSeparator* sep = new SoSeparator();
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createPlacement(sep, base, rot);
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createSpring(sep, scaledlength , scaledwidth); //OvG: Scaling
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pShapeSep->addChild(sep);
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#endif
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n++;
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}
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#ifdef USE_MULTIPLE_COPY
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cp->matrix.finishEditing();
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#endif
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}
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ViewProviderFemConstraint::updateData(prop);
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}
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