Files
create/src/Mod/Part/App/ImportIges.cpp
2025-11-11 13:49:01 +01:00

120 lines
4.8 KiB
C++

// SPDX-License-Identifier: LGPL-2.1-or-later
/***************************************************************************
* Copyright (c) 2011 Werner Mayer <wmayer[at]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 <fcntl.h>
#include <BRep_Builder.hxx>
#include <IGESBasic_Group.hxx>
#include <IGESBasic_SingularSubfigure.hxx>
#include <IGESControl_Controller.hxx>
#include <IGESControl_Reader.hxx>
#include <IGESSolid_ManifoldSolid.hxx>
#include <Message_MsgFile.hxx>
#include <Standard_Version.hxx>
#include <TColStd_HSequenceOfTransient.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Compound.hxx>
#include <TopoDS_Shape.hxx>
#include <Transfer_TransientProcess.hxx>
#include <XSControl_TransferReader.hxx>
#include <XSControl_WorkSession.hxx>
#include <Base/Console.h>
#include <App/Document.h>
#include <Base/Sequencer.h>
#include "ImportIges.h"
#include "PartFeature.h"
FC_LOG_LEVEL_INIT("Part")
using namespace Part;
int Part::ImportIgesParts(App::Document* pcDoc, const char* FileName)
{
FC_WARN("Importing IGES via 'Part' is deprecated. Use 'ImportGui' instead.");
try {
Base::FileInfo fi(FileName);
// read iges file
IGESControl_Controller::Init();
// load data exchange message files
Message_MsgFile::LoadFromEnv("CSF_XSMessage", "IGES");
// load shape healing message files
Message_MsgFile::LoadFromEnv("CSF_SHMessageStd", "SHAPEStd");
IGESControl_Reader aReader;
if (aReader.ReadFile((Standard_CString)FileName) != IFSelect_RetDone) {
throw Base::FileException("Error in reading IGES");
}
// Ignore construction elements
// http://www.opencascade.org/org/forum/thread_20603/?forum=3
aReader.SetReadVisible(Standard_True);
// check file conformity and output stats
aReader.PrintCheckLoad(Standard_True, IFSelect_GeneralInfo);
std::string aName = fi.fileNamePure();
// make model
aReader.ClearShapes();
// Standard_Integer nbRootsForTransfer = aReader.NbRootsForTransfer();
aReader.TransferRoots();
// put all other free-flying shapes into a single compound
Standard_Boolean emptyComp = Standard_True;
BRep_Builder builder;
TopoDS_Compound comp;
builder.MakeCompound(comp);
Standard_Integer nbShapes = aReader.NbShapes();
for (Standard_Integer i = 1; i <= nbShapes; i++) {
TopoDS_Shape aShape = aReader.Shape(i);
if (!aShape.IsNull()) {
if (aShape.ShapeType() == TopAbs_SOLID || aShape.ShapeType() == TopAbs_COMPOUND
|| aShape.ShapeType() == TopAbs_SHELL) {
auto* obj = pcDoc->addObject<Part::Feature>(aName.c_str());
obj->Shape.setValue(aShape);
}
else {
builder.Add(comp, aShape);
emptyComp = Standard_False;
}
}
}
if (!emptyComp) {
std::string name = fi.fileNamePure();
auto* pcFeature = pcDoc->addObject<Part::Feature>(name.c_str());
pcFeature->Shape.setValue(comp);
}
}
catch (Standard_Failure& e) {
throw Base::CADKernelError(e.GetMessageString());
}
return 0;
}