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FEM: Implement constraint displacement in C++

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vginkeo
2016-02-11 08:55:57 +02:00
parent ff4d7ad365
commit 034e377dd0
30 changed files with 2277 additions and 42 deletions
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src/Mod/Fem/Gui/ViewProviderFemConstraintDisplacement.cpp Normal file
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/***************************************************************************
* Copyright (c) 2015 FreeCAD Developers *
* Authors: Michael Hindley <hindlemp@eskom.co.za> *
* Ruan Olwagen <olwager@eskom.co.za> *
* Oswald van Ginkel <vginkeo@eskom.co.za> *
* 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 <Standard_math.hxx>
# include <Inventor/nodes/SoSeparator.h>
# include <Inventor/nodes/SoTranslation.h>
# include <Inventor/nodes/SoRotation.h>
# include <Inventor/nodes/SoMultipleCopy.h>
# include <Precision.hxx>
#endif
#include "Mod/Fem/App/FemConstraintDisplacement.h"
#include "TaskFemConstraintDisplacement.h"
#include "ViewProviderFemConstraintDisplacement.h"
#include <Base/Console.h>
#include <Gui/Control.h>
using namespace FemGui;
PROPERTY_SOURCE(FemGui::ViewProviderFemConstraintDisplacement, FemGui::ViewProviderFemConstraint)
ViewProviderFemConstraintDisplacement::ViewProviderFemConstraintDisplacement()
{
sPixmap = "fem-constraint-displacement";
ADD_PROPERTY(FaceColor,(0.2f,0.3f,0.2f));
}
ViewProviderFemConstraintDisplacement::~ViewProviderFemConstraintDisplacement()
{
}
//FIXME setEdit needs a careful review
bool ViewProviderFemConstraintDisplacement::setEdit(int ModNum)
{
if (ModNum == ViewProvider::Default) {
// When double-clicking on the item for this constraint the
// object unsets and sets its edit mode without closing
// the task panel
Gui::TaskView::TaskDialog *dlg = Gui::Control().activeDialog();
TaskDlgFemConstraintDisplacement *constrDlg = qobject_cast<TaskDlgFemConstraintDisplacement *>(dlg);
if (constrDlg && constrDlg->getConstraintView() != this)
constrDlg = 0; // another constraint left open its task panel
if (dlg && !constrDlg) {
if (constraintDialog != NULL) {
// Ignore the request to open another dialog
return false;
} else {
constraintDialog = new TaskFemConstraintDisplacement(this);
return true;
}
}
// clear the selection (convenience)
Gui::Selection().clearSelection();
// start the edit dialog
if (constrDlg)
Gui::Control().showDialog(constrDlg);
else
Gui::Control().showDialog(new TaskDlgFemConstraintDisplacement(this));
return true;
}
else {
return ViewProviderDocumentObject::setEdit(ModNum);
}
}
#define HEIGHT (4)
#define WIDTH (0.3)
//#define USE_MULTIPLE_COPY //OvG: MULTICOPY fails to update scaled display on initial drawing - so disable
void ViewProviderFemConstraintDisplacement::updateData(const App::Property* prop)
{
// Gets called whenever a property of the attached object changes
Fem::ConstraintDisplacement* pcConstraint = static_cast<Fem::ConstraintDisplacement*>(this->getObject());
float scaledwidth = WIDTH * pcConstraint->Scale.getValue(); //OvG: Calculate scaled values once only
float scaledheight = HEIGHT * pcConstraint->Scale.getValue();
bool xFree = pcConstraint->xFree.getValue();
bool yFree = pcConstraint->yFree.getValue();
bool zFree = pcConstraint->zFree.getValue();
bool rotxFree = pcConstraint->rotxFree.getValue();
bool rotyFree = pcConstraint->rotyFree.getValue();
bool rotzFree = pcConstraint->rotzFree.getValue();
#ifdef USE_MULTIPLE_COPY
//OvG: always need access to cp for scaling
SoMultipleCopy* cpx = new SoMultipleCopy();
SoMultipleCopy* cpy = new SoMultipleCopy();
SoMultipleCopy* cpz = new SoMultipleCopy();
SoMultipleCopy* cprotx = new SoMultipleCopy();
SoMultipleCopy* cproty = new SoMultipleCopy();
SoMultipleCopy* cprotz = new SoMultipleCopy();
if (pShapeSep->getNumChildren() == 0) {
// Set up the nodes
cpx->matrix.setNum(0);
cpx->addChild((SoNode*)createDisplacement(scaledheight, scaledwidth)); //OvG: Scaling
cpy->matrix.setNum(0);
cpy->addChild((SoNode*)createDisplacement(scaledheight, scaledwidth)); //OvG: Scaling
cpz->matrix.setNum(0);
cpz->addChild((SoNode*)createDisplacement(scaledheight, scaledwidth)); //OvG: Scaling
cprotx->matrix.setNum(0);
cprotx->addChild((SoNode*)createRotation(scaledheight, scaledwidth)); //OvG: Scaling
cproty->matrix.setNum(0);
cproty->addChild((SoNode*)createRotation(scaledheight, scaledwidth)); //OvG: Scaling
cprotz->matrix.setNum(0);
cprotz->addChild((SoNode*)createRotation(scaledheight, scaledwidth)); //OvG: Scaling
pShapeSep->addChild(cpx);
pShapeSep->addChild(cpy);
pShapeSep->addChild(cpz);
pShapeSep->addChild(cprotx);
pShapeSep->addChild(cproty);
pShapeSep->addChild(cprotz;
}
#endif
if (strcmp(prop->getName(),"Points") == 0) {
const std::vector<Base::Vector3d>& points = pcConstraint->Points.getValues();
const std::vector<Base::Vector3d>& normals = pcConstraint->Normals.getValues();
if (points.size() != normals.size())
return;
std::vector<Base::Vector3d>::const_iterator n = normals.begin();
#ifdef USE_MULTIPLE_COPY
cpx = static_cast<SoMultipleCopy*>(pShapeSep->getChild(0));
cpx->matrix.setNum(points.size());
SbMatrix* matricesx = cpx->matrix.startEditing();
cpy = static_cast<SoMultipleCopy*>(pShapeSep->getChild(1));
cpy->matrix.setNum(points.size());
SbMatrix* matricesy = cpy->matrix.startEditing();
cpz = static_cast<SoMultipleCopy*>(pShapeSep->getChild(2));
cpz->matrix.setNum(points.size());
SbMatrix* matricesz = cpz->matrix.startEditing();
cprotx = static_cast<SoMultipleCopy*>(pShapeSep->getChild(3));
cprotx->matrix.setNum(points.size());
SbMatrix* matricesrotx = cprotx->matrix.startEditing();
cproty = static_cast<SoMultipleCopy*>(pShapeSep->getChild(4));
cproty->matrix.setNum(points.size());
SbMatrix* matricesroty = cproty->matrix.startEditing();
cprotz = static_cast<SoMultipleCopy*>(pShapeSep->getChild(5));
cprotz->matrix.setNum(points.size());
SbMatrix* matricesrotz = cprotz->matrix.startEditing();
int idx = 0;
int idy = 0;
int idz = 0;
int idrotx = 0;
int idroty = 0;
int idrotz = 0;
#else
// Note: Points and Normals are always updated together
pShapeSep->removeAllChildren();
#endif
for (std::vector<Base::Vector3d>::const_iterator p = points.begin(); p != points.end(); p++) {
SbVec3f base(p->x, p->y, p->z);
SbVec3f dirx(1,0,0); //OvG: Make relevant to global axes
SbVec3f diry(0,1,0); //OvG: Make relevant to global axes
SbVec3f dirz(0,0,1); //OvG: Make relevant to global axes
SbRotation rotx(SbVec3f(0,-1,0), dirx); //OvG Tri-cones
SbRotation roty(SbVec3f(0,-1,0), diry);
SbRotation rotz(SbVec3f(0,-1,0), dirz);
#ifdef USE_MULTIPLE_COPY
SbMatrix mx;
SbMatrix my;
SbMatrix mz;
//OvG: Translation indication
if(!xFree)
{
SbMatrix mx;
mx.setTransform(base, rotx, SbVec3f(1,1,1));
matricesx[idx] = mx;
idx++;
}
if(!yFree)
{
SbMatrix my;
my.setTransform(base, roty, SbVec3f(1,1,1));
matricesy[idy] = my;
idy++;
}
if(!zFree)
{
SbMatrix mz;
mz.setTransform(base, rotz, SbVec3f(1,1,1));
matricesz[idz] = mz;
idz++;
}
//OvG: Rotation indication
if(!rotxFree)
{
SbMatrix mrotx;
mrotx.setTransform(base, rotx, SbVec3f(1,1,1));
matricesrotx[idrotx] = mrotx;
idrotx++;
}
if(!rotyFree)
{
SbMatrix mroty;
mroty.setTransform(base, roty, SbVec3f(1,1,1));
matricesroty[idroty] = mroty;
idroty++;
}
if(!rotzFree)
{
SbMatrix mrotz;
mrotz.setTransform(base, rotz, SbVec3f(1,1,1));
matricesrotz[idrotz] = mrotz;
idrotz++;
}
#else
//OvG: Translation indication
if(!xFree)
{
SoSeparator* sepx = new SoSeparator();
createPlacement(sepx, base, rotx);
createDisplacement(sepx, scaledheight, scaledwidth); //OvG: Scaling
pShapeSep->addChild(sepx);
}
if(!yFree)
{
SoSeparator* sepy = new SoSeparator();
createPlacement(sepy, base, roty);
createDisplacement(sepy, scaledheight, scaledwidth); //OvG: Scaling
pShapeSep->addChild(sepy);
}
if(!zFree)
{
SoSeparator* sepz = new SoSeparator();
createPlacement(sepz, base, rotz);
createDisplacement(sepz, scaledheight, scaledwidth); //OvG: Scaling
pShapeSep->addChild(sepz);
}
//OvG: Rotation indication
if(!rotxFree)
{
SoSeparator* sepx = new SoSeparator();
createPlacement(sepx, base, rotx);
createRotation(sepx, scaledheight, scaledwidth); //OvG: Scaling
pShapeSep->addChild(sepx);
}
if(!rotyFree)
{
SoSeparator* sepy = new SoSeparator();
createPlacement(sepy, base, roty);
createRotation(sepy, scaledheight, scaledwidth); //OvG: Scaling
pShapeSep->addChild(sepy);
}
if(!rotzFree)
{
SoSeparator* sepz = new SoSeparator();
createPlacement(sepz, base, rotz);
createRotation(sepz, scaledheight, scaledwidth); //OvG: Scaling
pShapeSep->addChild(sepz);
}
#endif
n++;
}
#ifdef USE_MULTIPLE_COPY
cpx->matrix.finishEditing();
cpy->matrix.finishEditing();
cpz->matrix.finishEditing();
cprotx->matrix.finishEditing();
cproty->matrix.finishEditing();
cprotz->matrix.finishEditing();
#endif
}
// Gets called whenever a property of the attached object changes
ViewProviderFemConstraint::updateData(prop);
}