wmayer
eb2e4a7a73
git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5337 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
134 lines
4.7 KiB
C++
134 lines
4.7 KiB
C++
/***************************************************************************
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* Copyright (c) Jürgen Riegel (juergen.riegel@web.de) 2008 *
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* *
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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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#include <BRepGProp.hxx>
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#include <BRepTools.hxx>
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#include <GProp_GProps.hxx>
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#include <BRepBuilderAPI_MakeSolid.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Solid.hxx>
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#include <TopoDS_Shell.hxx>
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#include <Base/VectorPy.h>
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#include <Base/GeometryPyCXX.h>
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#include "Mod/Part/App/TopoShape.h"
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// inclusion of the generated files (generated out of TopoShapeSolidPy.xml)
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#include "TopoShapeShellPy.h"
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#include "TopoShapeSolidPy.h"
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#include "TopoShapeSolidPy.cpp"
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using namespace Part;
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// returns a string which represents the object e.g. when printed in python
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std::string TopoShapeSolidPy::representation(void) const
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{
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std::stringstream str;
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str << "<Solid object at " << getTopoShapePtr() << ">";
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return str.str();
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}
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PyObject *TopoShapeSolidPy::PyMake(struct _typeobject *, PyObject *, PyObject *)
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{
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// create a new instance of TopoShapeSolidPy and the Twin object
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return new TopoShapeSolidPy(new TopoShape);
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}
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// constructor method
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int TopoShapeSolidPy::PyInit(PyObject* args, PyObject* /*kwd*/)
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{
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PyObject *obj;
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if (!PyArg_ParseTuple(args, "O!", &(TopoShapePy::Type), &obj))
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return -1;
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try {
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BRepBuilderAPI_MakeSolid mkSolid;
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const TopoDS_Shape& shape = static_cast<TopoShapePy*>(obj)
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->getTopoShapePtr()->_Shape;
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TopExp_Explorer anExp (shape, TopAbs_SHELL);
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int count=0;
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for (; anExp.More(); anExp.Next()) {
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++count;
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mkSolid.Add(TopoDS::Shell(anExp.Current()));
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}
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if (count == 0)
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Standard_Failure::Raise("No shells found in shape");
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const TopoDS_Solid& solid = mkSolid.Solid();
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getTopoShapePtr()->_Shape = solid;
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}
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catch (Standard_Failure) {
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PyErr_SetString(PyExc_Exception, "creation of solid failed");
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return -1;
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}
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return 0;
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}
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Py::Object TopoShapeSolidPy::getMatrixOfInertia(void) const
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{
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GProp_GProps props;
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BRepGProp::VolumeProperties(getTopoShapePtr()->_Shape, props);
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gp_Mat m = props.MatrixOfInertia();
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Base::Matrix4D mat;
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for (int i=0; i<3; i++) {
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for (int j=0; j<3; j++) {
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mat[i][j] = m(i+1,j+1);
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}
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}
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return Py::Matrix(mat);
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}
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Py::Object TopoShapeSolidPy::getCenterOfMass(void) const
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{
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GProp_GProps props;
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BRepGProp::VolumeProperties(getTopoShapePtr()->_Shape, props);
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gp_Pnt c = props.CentreOfMass();
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return Py::Vector(Base::Vector3d(c.X(),c.Y(),c.Z()));
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}
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Py::Object TopoShapeSolidPy::getOuterShell(void) const
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{
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TopoDS_Shell shell;
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const TopoDS_Shape& shape = getTopoShapePtr()->_Shape;
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if (!shape.IsNull() && shape.ShapeType() == TopAbs_SOLID)
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shell = BRepTools::OuterShell(TopoDS::Solid(shape));
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return Py::Object(new TopoShapeShellPy(new TopoShape(shell)),true);
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}
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PyObject *TopoShapeSolidPy::getCustomAttributes(const char* /*attr*/) const
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{
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return 0;
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}
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int TopoShapeSolidPy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
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{
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return 0;
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}
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