File size: 3,632 Bytes
985c397 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | /***************************************************************************
* Copyright (c) 2013 Jan Rheinländer *
* <jrheinlaender@users.sourceforge.net> *
* *
* 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 <Precision.hxx>
#include "FemConstraintGear.h"
using namespace Fem;
PROPERTY_SOURCE(Fem::ConstraintGear, Fem::ConstraintBearing)
ConstraintGear::ConstraintGear()
{
ADD_PROPERTY(Diameter, (100.0));
ADD_PROPERTY(Force, (1000.0));
ADD_PROPERTY(ForceAngle, (0.0));
ADD_PROPERTY_TYPE(
Direction,
(nullptr),
"ConstraintGear",
(App::PropertyType)(App::Prop_None),
"Element giving direction of gear force"
);
ADD_PROPERTY(Reversed, (0));
ADD_PROPERTY_TYPE(
DirectionVector,
(Base::Vector3d(1, 1, 1).Normalize()),
"ConstraintGear",
App::PropertyType(App::Prop_ReadOnly | App::Prop_Output),
"Direction of gear force"
);
naturalDirectionVector = Base::Vector3d(1, 1, 1).Normalize();
}
App::DocumentObjectExecReturn* ConstraintGear::execute()
{
return ConstraintBearing::execute();
}
void ConstraintGear::onChanged(const App::Property* prop)
{
ConstraintBearing::onChanged(prop);
if (prop == &Direction) {
Base::Vector3d direction = getDirection(Direction);
if (direction.Length() < Precision::Confusion()) {
return;
}
naturalDirectionVector = direction;
if (Reversed.getValue()) {
direction = -direction;
}
DirectionVector.setValue(direction);
DirectionVector.touch();
}
else if (prop == &Reversed) {
if (Reversed.getValue() && (DirectionVector.getValue() == naturalDirectionVector)) {
DirectionVector.setValue(-naturalDirectionVector);
DirectionVector.touch();
}
else if (!Reversed.getValue() && (DirectionVector.getValue() != naturalDirectionVector)) {
DirectionVector.setValue(naturalDirectionVector);
DirectionVector.touch();
}
}
// The computation for the force angle is simpler in the ViewProvider directly
}
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