-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-// File: GEOMALGOAPI_STEPImport.cpp
-// Created: Dec 24, 2014
-// Author: Sergey BELASH
+// Copyright (C) 2014-2023 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
#include <GeomAlgoAPI_STEPImport.h>
+#include <GeomAlgoAPI_STEPImportXCAF.h>
#include <TDF_ChildIDIterator.hxx>
#include <TDF_Label.hxx>
#include <Interface_Graph.hxx>
#include <Interface_InterfaceModel.hxx>
#include <Interface_Static.hxx>
+
+#include <STEPCAFControl_Reader.hxx>
#include <STEPControl_Reader.hxx>
#include <StepBasic_Product.hxx>
#include <StepBasic_ProductDefinition.hxx>
#include <TopTools_IndexedMapOfShape.hxx>
#include <TopoDS_Compound.hxx>
#include <TopoDS_Iterator.hxx>
-#include <TopoDS_Shape.hxx>
+#include <Standard_ErrorHandler.hxx> // CAREFUL ! position of this file is critic : see Lucien PIGNOLONI / OCC
+#include <OSD_Exception.hxx>
+
+//=================================================================================================
+bool readUnits(STEPControl_Reader& aReader,
+ const bool theScalInterUnits,
+ std::string& theError)
+{
+ // Regard or not the model units
+ if (!theScalInterUnits) {
+ // set UnitFlag to units from file
+ TColStd_SequenceOfAsciiString anUnitLengthNames;
+ TColStd_SequenceOfAsciiString anUnitAngleNames;
+ TColStd_SequenceOfAsciiString anUnitSolidAngleNames;
+ aReader.FileUnits(anUnitLengthNames, anUnitAngleNames, anUnitSolidAngleNames);
+ if (anUnitLengthNames.Length() > 0) {
+ TCollection_AsciiString aLenUnits = anUnitLengthNames.First();
+ if (aLenUnits == "millimetre")
+ Interface_Static::SetCVal("xstep.cascade.unit", "MM");
+ else if (aLenUnits == "centimetre")
+ Interface_Static::SetCVal("xstep.cascade.unit", "CM");
+ else if (aLenUnits == "metre" || aLenUnits.IsEmpty())
+ Interface_Static::SetCVal("xstep.cascade.unit", "M");
+ else if (aLenUnits == "INCH")
+ Interface_Static::SetCVal("xstep.cascade.unit", "INCH");
+ else {
+ theError = "The file contains not supported units.";
+ return false;
+ }
+ // TODO (for other units than mm, cm, m or inch)
+ //else if (aLenUnits == "")
+ // Interface_Static::SetCVal("xstep.cascade.unit", "???");
+ }
+ }
+ else {
+ //cout<<"need re-scale a model"<<endl;
+ // set UnitFlag to 'meter'
+ Interface_Static::SetCVal("xstep.cascade.unit", "M");
+ }
+ return true;
+}
-#include <TColStd_SequenceOfAsciiString.hxx>
-#include <Standard_Failure.hxx>
-#include <Standard_ErrorHandler.hxx> // CAREFUL ! position of this file is critic : see Lucien PIGNOLONI / OCC
+//==================================================================================================
std::shared_ptr<GeomAPI_Shape> STEPImport(const std::string& theFileName,
- const std::string& theFormatName,
+ const std::string& /*theFormatName*/,
+ const bool theScalInterUnits,
std::string& theError)
{
+
TopoDS_Shape aResShape;
// Set "C" numeric locale to save numbers correctly
STEPControl_Reader aReader;
//VSR: 16/09/09: Convert to METERS
- Interface_Static::SetCVal("xstep.cascade.unit","M");
+ Interface_Static::SetCVal("xstep.cascade.unit", "M");
Interface_Static::SetIVal("read.step.ideas", 1);
Interface_Static::SetIVal("read.step.nonmanifold", 1);
IFSelect_ReturnStatus status = aReader.ReadFile(theFileName.c_str());
if (status == IFSelect_RetDone) {
-
// Regard or not the model units
- if (theFormatName == "STEP_SCALE") {
- // set UnitFlag to units from file
- TColStd_SequenceOfAsciiString anUnitLengthNames;
- TColStd_SequenceOfAsciiString anUnitAngleNames;
- TColStd_SequenceOfAsciiString anUnitSolidAngleNames;
- aReader.FileUnits(anUnitLengthNames, anUnitAngleNames, anUnitSolidAngleNames);
- if (anUnitLengthNames.Length() > 0) {
- TCollection_AsciiString aLenUnits = anUnitLengthNames.First();
- if (aLenUnits == "millimetre")
- Interface_Static::SetCVal("xstep.cascade.unit", "MM");
- else if (aLenUnits == "centimetre")
- Interface_Static::SetCVal("xstep.cascade.unit", "CM");
- else if (aLenUnits == "metre" || aLenUnits.IsEmpty())
- Interface_Static::SetCVal("xstep.cascade.unit", "M");
- else if (aLenUnits == "INCH")
- Interface_Static::SetCVal("xstep.cascade.unit", "INCH");
- else {
- theError = "The file contains not supported units.";
- std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape);
- aGeomShape->setImpl(new TopoDS_Shape(aResShape));
- return aGeomShape;
- }
- // TODO (for other units than mm, cm, m or inch)
- //else if (aLenUnits == "")
- // Interface_Static::SetCVal("xstep.cascade.unit", "???");
- }
- }
- else {
- //cout<<"need re-scale a model"<<endl;
- // set UnitFlag to 'meter'
- Interface_Static::SetCVal("xstep.cascade.unit","M");
+ if( !readUnits(aReader, theScalInterUnits, theError)) {
+ std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape);
+ aGeomShape->setImpl(new TopoDS_Shape());
+ return aGeomShape;
}
Standard_Boolean failsonly = Standard_False;
Standard_Integer nbs = aReader.NbShapes();
if (!ok || nbs == 0)
{
- // THROW_SALOME_CORBA_EXCEPTION("Exception catched in GEOM_Gen_i::ImportStep", SALOME::BAD_PARAM);
continue; // skip empty root
}
/* For a single entity */
for (Standard_Integer i = 1; i <= nbs; i++) {
TopoDS_Shape aShape = aReader.Shape(i);
if (aShape.IsNull()) {
- // THROW_SALOME_CORBA_EXCEPTION("Null shape in GEOM_Gen_i::ImportStep", SALOME::BAD_PARAM) ;
//return aResShape;
continue;
}
aResShape = compound;
// Check if any BRep entity has been read, there must be at least a vertex
- if ( !TopExp_Explorer( aResShape, TopAbs_VERTEX ).More() )
+ if (!TopExp_Explorer(aResShape, TopAbs_VERTEX).More())
{
theError = "No geometrical data in the imported file.";
std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape);
aResShape.Nullify();
}
}
- catch (Standard_Failure) {
- Handle(Standard_Failure) aFail = Standard_Failure::Caught();
- theError = aFail->GetMessageString();
+ catch (Standard_Failure const& anException) {
+ theError = anException.GetMessageString();
aResShape.Nullify();
}
// Return previous locale
aGeomShape->setImpl(new TopoDS_Shape(aResShape));
return aGeomShape;
}
+
+//==================================================================================================
+GeomShapePtr STEPImportAttributs(const std::string& theFileName,
+ std::shared_ptr<ModelAPI_ResultBody> theResultBody,
+ const bool theScalInterUnits,
+ const bool theMaterials,
+ const bool /*theColor*/,
+ std::map< std::wstring,
+ std::list<std::wstring>>& theMaterialShape,
+ std::string& theError)
+{
+
+ try {
+ STEPControl_Reader aReader;
+ std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape);
+
+ Interface_Static::SetCVal("xstep.cascade.unit", "M");
+ Interface_Static::SetIVal("read.step.ideas", 1);
+ Interface_Static::SetIVal("read.step.nonmanifold", 1);
+
+ try {
+ OCC_CATCH_SIGNALS;
+
+ IFSelect_ReturnStatus status = aReader.ReadFile(theFileName.c_str());
+
+ if (status == IFSelect_RetDone) {
+ // Regard or not the model units
+ if( !readUnits(aReader, theScalInterUnits, theError)) {
+ aGeomShape->setImpl(new TopoDS_Shape());
+ return aGeomShape;
+ }
+ }
+ } catch (Standard_Failure const& anException) {
+ theError = anException.GetMessageString();
+ aGeomShape->setImpl(new TopoDS_Shape());
+ return aGeomShape;
+ }
+
+ STEPCAFControl_Reader aCafreader;
+ aCafreader.SetColorMode(true);
+ aCafreader.SetNameMode(true);
+ aCafreader.SetMatMode(true);
+
+ if (aCafreader.ReadFile(theFileName.c_str()) != IFSelect_RetDone) {
+ theError = "Wrong format of the imported file. Can't import file.";
+ aGeomShape->setImpl(new TopoDS_Shape());
+ return aGeomShape;
+ }
+
+ return readAttributes(aCafreader,
+ theResultBody,
+ theMaterials,
+ theMaterialShape,
+ theError);
+ } catch (OSD_Exception&) {
+ //Try to load STEP file without colors...
+ return STEPImport(theFileName, "", theScalInterUnits, theError);
+ }
+}
