1 // Copyright (C) 2007-2021 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // File : SMESH_DriverShape.cxx
24 // Author : Yoann AUDOUIN, EDF
28 #include "SMESH_DriverShape.hxx"
31 #include <STEPControl_Reader.hxx>
32 #include <STEPControl_Writer.hxx>
33 #include <Interface_Static.hxx>
36 #include <BRepTools.hxx>
37 #include <BRep_Builder.hxx>
42 #include <boost/filesystem.hpp>
43 #include <boost/algorithm/string.hpp>
44 namespace fs = boost::filesystem;
47 * @brief Import the content of a shape file (STEP) into a TopDS_Shape object
49 * @param shape_file the shape file
50 * @param aShape the object
54 int importSTEPShape(const std::string shape_file, TopoDS_Shape& aShape){
56 std::cout << "Importing STEP shape from " << shape_file << std::endl;
57 STEPControl_Reader reader;
58 // Forcing Unit in meter
59 Interface_Static::SetCVal("xstep.cascade.unit","M");
60 Interface_Static::SetIVal("read.step.ideas", 1);
61 Interface_Static::SetIVal("read.step.nonmanifold", 1);
62 IFSelect_ReturnStatus aStat = reader.ReadFile(shape_file.c_str());
63 if(aStat != IFSelect_RetDone)
64 std::cout << "Reading error for " << shape_file << std::endl;
66 int NbTrans = reader.TransferRoots();
67 // There should be only one shape within the file
69 aShape = reader.OneShape();
75 * @brief Export the content of a TopoDS_Shape into a shape file (STEP)
77 * @param shape_file the shape file
78 * @param aShape the object
82 int exportSTEPShape(const std::string shape_file, const TopoDS_Shape& aShape){
84 std::cout << "Exporting STEP shape to " << shape_file << std::endl;
86 STEPControl_Writer aWriter;
87 // Forcing Unit in meter
88 Interface_Static::SetCVal("xstep.cascade.unit","M");
89 Interface_Static::SetCVal("write.step.unit","M");
90 Interface_Static::SetIVal("write.step.nonmanifold", 1);
92 IFSelect_ReturnStatus aStat = aWriter.Transfer(aShape,STEPControl_AsIs);
93 if(aStat != IFSelect_RetDone)
94 std::cout << "Transfer error for " << shape_file << std::endl;
96 aStat = aWriter.Write(shape_file.c_str());
98 if(aStat != IFSelect_RetDone)
99 std::cout << "Writing error for " << shape_file << std::endl;
105 * @brief Import the content of a shape file (BREP) into a TopDS_Shape object
107 * @param shape_file the shape file
108 * @param aShape the object
112 int importBREPShape(const std::string shape_file, TopoDS_Shape& aShape){
114 std::cout << "Importing BREP shape from " << shape_file << std::endl;
115 BRep_Builder builder;
116 BRepTools::Read(aShape, shape_file.c_str(), builder);
122 * @brief Export the content of a TopoDS_Shape into a shape file (BREP)
124 * @param shape_file the shape file
125 * @param aShape the object
129 int exportBREPShape(const std::string shape_file, const TopoDS_Shape& aShape){
131 std::cout << "Exporting BREP shape to " << shape_file << std::endl;
132 BRepTools::Write(aShape, shape_file.c_str());
138 * @brief Import the content of a shape file into a TopDS_Shape object
140 * @param shape_file the shape file
141 * @param aShape the object
145 int importShape(const std::string shape_file, TopoDS_Shape& aShape){
146 std::string type = fs::path(shape_file).extension().string();
147 boost::algorithm::to_lower(type);
148 if (type == ".brep"){
149 return importBREPShape(shape_file, aShape);
150 } else if (type == ".step"){
151 return importSTEPShape(shape_file, aShape);
153 std::cout << "Unknow format: " << type << std::endl;
159 * @brief Import the content of a shape file into a TopDS_Shape object
161 * @param shape_file the shape file
162 * @param aShape the object
166 int exportShape(const std::string shape_file, const TopoDS_Shape& aShape){
167 std::string type = fs::path(shape_file).extension().string();
168 boost::algorithm::to_lower(type);
169 if (type == ".brep"){
170 return exportBREPShape(shape_file, aShape);
171 } else if (type == ".step"){
172 return exportSTEPShape(shape_file, aShape);
174 std::cout << "Unknow format: " << type << std::endl;