/// \brief this function takes a path to some IGES file and returns an OpenSceneGraph Geode
/// which directly can be used anywhere. It calculates normals using osgUtil::smoother
osg::ref_ptr<osg::Geode> igesToOSGGeode(const std::string& filePath)
{
// XDE: Extended Data Exchange
// OCAF: OpenCascade Application Technology Framework
/// Getting an XDE document
Handle(TDocStd_Document) doc;
XCAFApp_Application::GetApplication()->NewDocument("MDTV-XCAF", doc);
IGESCAFControl_Reader reader;
reader.SetColorMode(true);
reader.SetNameMode(true);
reader.SetLayerMode(true);
//IGESControl_Reader Reader;
reader.ReadFile( (Standard_CString)filePath.c_str() );
/// transfer data from reader to doc
if(!reader.Transfer(doc))
{
cout << "Cannot read any relevant data from the IGES file" << endl;
return NULL;
}
BRepConverter brepConverter;
return brepConverter.brepToOSGGeode(*doc);
}
QOpenGLSceneNode* load()
{
Handle(TDocStd_Document) doc;
XCAFApp_Application::GetApplication()->NewDocument("MDTV-XCAF", doc);
const QString format = m_fileName.mid(m_fileName.lastIndexOf('.')+1).toLower();
if("stp" == format || "step" == format){
m_format = STEPFlag;
STEPCAFControl_Reader reader;
reader.SetColorMode(true);
reader.SetNameMode(true);
reader.ReadFile(m_fileName.toUtf8().constData());
if(reader.Transfer(doc))
brepToNode(*doc);
}else if("igs" == format || "iges" == format){
m_format = IGESFlag;
IGESCAFControl_Reader reader;
reader.SetColorMode(true);
reader.SetNameMode(true);
reader.ReadFile(m_fileName.toUtf8().constData());
if(reader.Transfer(doc))
brepToNode(*doc);
}
return m_root;
}
static PyObject * importer(PyObject *self, PyObject *args)
{
char* Name;
char* DocName=0;
if (!PyArg_ParseTuple(args, "et|s","utf-8",&Name,&DocName))
return 0;
std::string Utf8Name = std::string(Name);
PyMem_Free(Name);
std::string name8bit = Part::encodeFilename(Utf8Name);
PY_TRY {
//Base::Console().Log("Insert in Part with %s",Name);
Base::FileInfo file(Utf8Name.c_str());
App::Document *pcDoc = 0;
if (DocName) {
pcDoc = App::GetApplication().getDocument(DocName);
}
if (!pcDoc) {
pcDoc = App::GetApplication().newDocument("Unnamed");
}
Handle(XCAFApp_Application) hApp = XCAFApp_Application::GetApplication();
Handle(TDocStd_Document) hDoc;
hApp->NewDocument(TCollection_ExtendedString("MDTV-CAF"), hDoc);
if (file.hasExtension("stp") || file.hasExtension("step")) {
try {
STEPCAFControl_Reader aReader;
aReader.SetColorMode(true);
aReader.SetNameMode(true);
aReader.SetLayerMode(true);
if (aReader.ReadFile((const char*)name8bit.c_str()) != IFSelect_RetDone) {
PyErr_SetString(Base::BaseExceptionFreeCADError, "cannot read STEP file");
return 0;
}
Handle_Message_ProgressIndicator pi = new Part::ProgressIndicator(100);
aReader.Reader().WS()->MapReader()->SetProgress(pi);
pi->NewScope(100, "Reading STEP file...");
pi->Show();
aReader.Transfer(hDoc);
pi->EndScope();
}
catch (OSD_Exception) {
Handle_Standard_Failure e = Standard_Failure::Caught();
Base::Console().Error("%s\n", e->GetMessageString());
Base::Console().Message("Try to load STEP file without colors...\n");
Part::ImportStepParts(pcDoc,Utf8Name.c_str());
pcDoc->recompute();
}
}
else if (file.hasExtension("igs") || file.hasExtension("iges")) {
Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/Part")->GetGroup("IGES");
try {
IGESControl_Controller::Init();
IGESCAFControl_Reader aReader;
// http://www.opencascade.org/org/forum/thread_20603/?forum=3
aReader.SetReadVisible(hGrp->GetBool("SkipBlankEntities", true)
? Standard_True : Standard_False);
aReader.SetColorMode(true);
aReader.SetNameMode(true);
aReader.SetLayerMode(true);
if (aReader.ReadFile((const char*)name8bit.c_str()) != IFSelect_RetDone) {
PyErr_SetString(Base::BaseExceptionFreeCADError, "cannot read IGES file");
return 0;
}
Handle_Message_ProgressIndicator pi = new Part::ProgressIndicator(100);
aReader.WS()->MapReader()->SetProgress(pi);
pi->NewScope(100, "Reading IGES file...");
pi->Show();
aReader.Transfer(hDoc);
pi->EndScope();
}
catch (OSD_Exception) {
Handle_Standard_Failure e = Standard_Failure::Caught();
Base::Console().Error("%s\n", e->GetMessageString());
Base::Console().Message("Try to load IGES file without colors...\n");
Part::ImportIgesParts(pcDoc,Utf8Name.c_str());
pcDoc->recompute();
}
}
else {
PyErr_SetString(Base::BaseExceptionFreeCADError, "no supported file format");
return 0;
}
ImportOCAFExt ocaf(hDoc, pcDoc, file.fileNamePure());
ocaf.loadShapes();
pcDoc->recompute();
}
catch (Standard_Failure) {
static PyObject * importer(PyObject *self, PyObject *args)
{
char* Name;
char* DocName=0;
if (!PyArg_ParseTuple(args, "s|s",&Name,&DocName))
return 0;
PY_TRY {
//Base::Console().Log("Insert in Part with %s",Name);
Base::FileInfo file(Name);
App::Document *pcDoc = 0;
if (DocName) {
pcDoc = App::GetApplication().getDocument(DocName);
}
if (!pcDoc) {
pcDoc = App::GetApplication().newDocument("Unnamed");
}
Handle(XCAFApp_Application) hApp = XCAFApp_Application::GetApplication();
Handle(TDocStd_Document) hDoc;
hApp->NewDocument(TCollection_ExtendedString("MDTV-CAF"), hDoc);
if (file.hasExtension("stp") || file.hasExtension("step")) {
try {
STEPCAFControl_Reader aReader;
aReader.SetColorMode(true);
aReader.SetNameMode(true);
aReader.SetLayerMode(true);
QString fn = QString::fromUtf8(Name);
if (aReader.ReadFile((const char*)fn.toLocal8Bit()) != IFSelect_RetDone) {
PyErr_SetString(PyExc_Exception, "cannot read STEP file");
return 0;
}
Handle_Message_ProgressIndicator pi = new Part::ProgressIndicator(100);
aReader.Reader().WS()->MapReader()->SetProgress(pi);
pi->NewScope(100, "Reading STEP file...");
pi->Show();
aReader.Transfer(hDoc);
pi->EndScope();
}
catch (OSD_Exception) {
Handle_Standard_Failure e = Standard_Failure::Caught();
Base::Console().Error("%s\n", e->GetMessageString());
Base::Console().Message("Try to load STEP file without colors...\n");
Part::ImportStepParts(pcDoc,Name);
pcDoc->recompute();
}
}
else if (file.hasExtension("igs") || file.hasExtension("iges")) {
try {
IGESControl_Controller::Init();
Interface_Static::SetIVal("read.surfacecurve.mode",3);
IGESCAFControl_Reader aReader;
aReader.SetColorMode(true);
aReader.SetNameMode(true);
aReader.SetLayerMode(true);
QString fn = QString::fromUtf8(Name);
if (aReader.ReadFile((const char*)fn.toLocal8Bit()) != IFSelect_RetDone) {
PyErr_SetString(PyExc_Exception, "cannot read IGES file");
return 0;
}
Handle_Message_ProgressIndicator pi = new Part::ProgressIndicator(100);
aReader.WS()->MapReader()->SetProgress(pi);
pi->NewScope(100, "Reading IGES file...");
pi->Show();
aReader.Transfer(hDoc);
pi->EndScope();
}
catch (OSD_Exception) {
Handle_Standard_Failure e = Standard_Failure::Caught();
Base::Console().Error("%s\n", e->GetMessageString());
Base::Console().Message("Try to load IGES file without colors...\n");
Part::ImportIgesParts(pcDoc,Name);
pcDoc->recompute();
}
}
else {
PyErr_SetString(PyExc_Exception, "no supported file format");
return 0;
}
ImportOCAFExt ocaf(hDoc, pcDoc, file.fileNamePure());
ocaf.loadShapes();
pcDoc->recompute();
}
catch (Standard_Failure) {
lOrient.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ),
gp_Dir( 0.0, 1.0, 0.0 ) ), -aOrientation.y );
lPos.Multiply( lOrient );
lOrient.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ),
gp_Dir( 1.0, 0.0, 0.0 ) ), -aOrientation.x );
lPos.Multiply( lOrient );
aLocation = TopLoc_Location( lPos );
return true;
}
bool PCBMODEL::readIGES( Handle( TDocStd_Document )& doc, const char* fname )
{
IGESControl_Controller::Init();
IGESCAFControl_Reader reader;
IFSelect_ReturnStatus stat = reader.ReadFile( fname );
if( stat != IFSelect_RetDone )
return false;
// Enable user-defined shape precision
if( !Interface_Static::SetIVal( "read.precision.mode", 1 ) )
return false;
// Set the shape conversion precision to USER_PREC (default 0.0001 has too many triangles)
if( !Interface_Static::SetRVal( "read.precision.val", USER_PREC ) )
return false;
// set other translation options
reader.SetColorMode(true); // use model colors