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Import STEP: read more units (all currently supported by OCCT)
This commit is contained in:
vsr
parent
891fb0379d
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18906b1406
@ -66,239 +66,242 @@
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#include <Standard_Failure.hxx>
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#include <Standard_ErrorHandler.hxx> // CAREFUL ! position of this file is critic : see Lucien PIGNOLONI / OCC
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//=============================================================================
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/*!
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* GetShape()
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*/
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//=============================================================================
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TopoDS_Shape GetShape(const Handle(Standard_Transient) &theEnti,
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const Handle(Transfer_TransientProcess) &theTP)
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namespace
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{
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TopoDS_Shape aResult;
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Handle(Transfer_Binder) aBinder = theTP->Find(theEnti);
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if (aBinder.IsNull()) {
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//=============================================================================
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/*!
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* GetShape()
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*/
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//=============================================================================
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TopoDS_Shape GetShape(const Handle(Standard_Transient) &theEnti,
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const Handle(Transfer_TransientProcess) &theTP)
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{
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TopoDS_Shape aResult;
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Handle(Transfer_Binder) aBinder = theTP->Find(theEnti);
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if (aBinder.IsNull()) {
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return aResult;
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}
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aResult = TransferBRep::ShapeResult(aBinder);
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return aResult;
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}
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//=============================================================================
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/*!
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* GetLabel()
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*/
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//=============================================================================
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TDF_Label GetLabel(const Handle(Standard_Transient) &theEnti,
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const TDF_Label &theShapeLabel,
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const TopoDS_Shape &aShape)
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{
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TDF_Label aResult;
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if (theEnti->IsKind
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(STANDARD_TYPE(StepGeom_GeometricRepresentationItem))) {
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// check all named shapes using iterator
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TDF_ChildIDIterator anIt
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(theShapeLabel, TDataStd_Name::GetID(), Standard_True);
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for (; anIt.More(); anIt.Next()) {
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Handle(TDataStd_Name) nameAttr =
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Handle(TDataStd_Name)::DownCast(anIt.Value());
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if (nameAttr.IsNull()) {
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continue;
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}
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TDF_Label aLab = nameAttr->Label();
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Handle(TNaming_NamedShape) shAttr;
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if (aLab.FindAttribute(TNaming_NamedShape::GetID(), shAttr) &&
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shAttr->Get().IsEqual(aShape)) {
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aResult = aLab;
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}
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}
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}
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// create label and set shape
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if (aResult.IsNull()) {
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TDF_TagSource aTag;
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aResult = aTag.NewChild(theShapeLabel);
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TNaming_Builder tnBuild (aResult);
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tnBuild.Generated(aShape);
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}
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return aResult;
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}
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aResult = TransferBRep::ShapeResult(aBinder);
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return aResult;
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}
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//=============================================================================
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/*!
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* GetLabel()
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*/
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//=============================================================================
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TDF_Label GetLabel(const Handle(Standard_Transient) &theEnti,
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const TDF_Label &theShapeLabel,
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const TopoDS_Shape &aShape)
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{
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TDF_Label aResult;
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if (theEnti->IsKind
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(STANDARD_TYPE(StepGeom_GeometricRepresentationItem))) {
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// check all named shapes using iterator
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TDF_ChildIDIterator anIt
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(theShapeLabel, TDataStd_Name::GetID(), Standard_True);
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for (; anIt.More(); anIt.Next()) {
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Handle(TDataStd_Name) nameAttr =
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Handle(TDataStd_Name)::DownCast(anIt.Value());
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if (nameAttr.IsNull()) {
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continue;
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}
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TDF_Label aLab = nameAttr->Label();
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Handle(TNaming_NamedShape) shAttr;
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if (aLab.FindAttribute(TNaming_NamedShape::GetID(), shAttr) &&
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shAttr->Get().IsEqual(aShape)) {
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aResult = aLab;
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}
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}
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}
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// create label and set shape
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if (aResult.IsNull()) {
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TDF_TagSource aTag;
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aResult = aTag.NewChild(theShapeLabel);
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TNaming_Builder tnBuild (aResult);
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tnBuild.Generated(aShape);
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}
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return aResult;
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}
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//=============================================================================
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/*!
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* StoreName()
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*/
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//=============================================================================
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void StoreName( const Handle(Standard_Transient) &theEnti,
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const TopTools_IndexedMapOfShape &theIndices,
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const Handle(Transfer_TransientProcess) &theTP,
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const TDF_Label &theShapeLabel)
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{
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Handle(TCollection_HAsciiString) aName;
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if (theEnti->IsKind(STANDARD_TYPE(StepShape_TopologicalRepresentationItem)) ||
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theEnti->IsKind(STANDARD_TYPE(StepGeom_GeometricRepresentationItem))) {
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aName = Handle(StepRepr_RepresentationItem)::DownCast(theEnti)->Name();
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} else {
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Handle(StepBasic_ProductDefinition) PD =
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Handle(StepBasic_ProductDefinition)::DownCast(theEnti);
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if (PD.IsNull() == Standard_False) {
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Handle(StepBasic_Product) Prod = PD->Formation()->OfProduct();
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aName = Prod->Name();
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}
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}
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bool isValidName = false;
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if (aName.IsNull() == Standard_False) {
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isValidName = true;
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if (aName->UsefullLength() < 1) {
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isValidName = false;
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} else if (aName->UsefullLength() == 4 &&
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toupper (aName->Value(1)) == 'N' &&
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toupper (aName->Value(2)) == 'O' &&
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toupper (aName->Value(3)) == 'N' &&
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toupper (aName->Value(4)) == 'E') {
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// skip 'N0NE' name
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isValidName = false;
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//=============================================================================
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/*!
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* StoreName()
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*/
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//=============================================================================
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void StoreName( const Handle(Standard_Transient) &theEnti,
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const TopTools_IndexedMapOfShape &theIndices,
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const Handle(Transfer_TransientProcess) &theTP,
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const TDF_Label &theShapeLabel)
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{
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Handle(TCollection_HAsciiString) aName;
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if (theEnti->IsKind(STANDARD_TYPE(StepShape_TopologicalRepresentationItem)) ||
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theEnti->IsKind(STANDARD_TYPE(StepGeom_GeometricRepresentationItem))) {
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aName = Handle(StepRepr_RepresentationItem)::DownCast(theEnti)->Name();
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} else {
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// special check to pass names like "Open CASCADE STEP translator 6.3 1"
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TCollection_AsciiString aSkipName ("Open CASCADE STEP translator");
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Handle(StepBasic_ProductDefinition) PD =
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Handle(StepBasic_ProductDefinition)::DownCast(theEnti);
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if (PD.IsNull() == Standard_False) {
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Handle(StepBasic_Product) Prod = PD->Formation()->OfProduct();
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aName = Prod->Name();
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}
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}
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bool isValidName = false;
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if (aName->Length() >= aSkipName.Length()) {
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if (aName->String().SubString
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(1, aSkipName.Length()).IsEqual(aSkipName)) {
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isValidName = false;
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if (aName.IsNull() == Standard_False) {
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isValidName = true;
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if (aName->UsefullLength() < 1) {
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isValidName = false;
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} else if (aName->UsefullLength() == 4 &&
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toupper (aName->Value(1)) == 'N' &&
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toupper (aName->Value(2)) == 'O' &&
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toupper (aName->Value(3)) == 'N' &&
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toupper (aName->Value(4)) == 'E') {
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// skip 'N0NE' name
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isValidName = false;
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} else {
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// special check to pass names like "Open CASCADE STEP translator 6.3 1"
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TCollection_AsciiString aSkipName ("Open CASCADE STEP translator");
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if (aName->Length() >= aSkipName.Length()) {
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if (aName->String().SubString
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(1, aSkipName.Length()).IsEqual(aSkipName)) {
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isValidName = false;
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}
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}
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}
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}
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if (isValidName) {
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TCollection_ExtendedString aNameExt (aName->ToCString());
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// find target shape
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TopoDS_Shape S = GetShape(theEnti, theTP);
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if (S.IsNull()) {
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return;
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}
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// as PRODUCT can be included in the main shape
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// several times, we look here for all iclusions.
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Standard_Integer isub, nbSubs = theIndices.Extent();
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for (isub = 1; isub <= nbSubs; isub++) {
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TopoDS_Shape aSub = theIndices.FindKey(isub);
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if (aSub.IsPartner(S)) {
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TDF_Label L = GetLabel(theEnti, theShapeLabel, aSub);
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// set a name
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TDataStd_Name::Set(L, aNameExt);
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}
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}
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}
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}
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if (isValidName) {
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TCollection_ExtendedString aNameExt (aName->ToCString());
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//=============================================================================
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/*!
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* StoreMaterial()
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*/
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//=============================================================================
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// find target shape
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TopoDS_Shape S = GetShape(theEnti, theTP);
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if (S.IsNull()) {
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return;
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}
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// as PRODUCT can be included in the main shape
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// several times, we look here for all iclusions.
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Standard_Integer isub, nbSubs = theIndices.Extent();
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for (isub = 1; isub <= nbSubs; isub++) {
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TopoDS_Shape aSub = theIndices.FindKey(isub);
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if (aSub.IsPartner(S)) {
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TDF_Label L = GetLabel(theEnti, theShapeLabel, aSub);
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// set a name
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TDataStd_Name::Set(L, aNameExt);
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}
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}
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}
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}
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//=============================================================================
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/*!
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* StoreMaterial()
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*/
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//=============================================================================
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void StoreMaterial( const Handle(Standard_Transient) &theEnti,
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const TopTools_IndexedMapOfShape &theIndices,
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const Handle(Transfer_TransientProcess) &theTP,
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const TDF_Label &theShapeLabel )
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{
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// Treat Product Definition Shape only.
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Handle(StepRepr_ProductDefinitionShape) aPDS =
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void StoreMaterial( const Handle(Standard_Transient) &theEnti,
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const TopTools_IndexedMapOfShape &theIndices,
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const Handle(Transfer_TransientProcess) &theTP,
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const TDF_Label &theShapeLabel )
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{
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// Treat Product Definition Shape only.
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Handle(StepRepr_ProductDefinitionShape) aPDS =
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Handle(StepRepr_ProductDefinitionShape)::DownCast(theEnti);
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Handle(StepBasic_ProductDefinition) aProdDef;
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Handle(StepBasic_ProductDefinition) aProdDef;
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if(aPDS.IsNull() == Standard_False) {
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// Product Definition Shape ==> Product Definition
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aProdDef = aPDS->Definition().ProductDefinition();
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}
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if(aPDS.IsNull() == Standard_False) {
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// Product Definition Shape ==> Product Definition
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aProdDef = aPDS->Definition().ProductDefinition();
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}
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if (aProdDef.IsNull() == Standard_False) {
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// Product Definition ==> Property Definition
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const Interface_Graph &aGraph = theTP->Graph();
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Interface_EntityIterator aSubs = aGraph.Sharings(aProdDef);
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TopoDS_Shape aShape;
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if (aProdDef.IsNull() == Standard_False) {
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// Product Definition ==> Property Definition
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const Interface_Graph &aGraph = theTP->Graph();
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Interface_EntityIterator aSubs = aGraph.Sharings(aProdDef);
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TopoDS_Shape aShape;
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for(aSubs.Start(); aSubs.More(); aSubs.Next()) {
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Handle(StepRepr_PropertyDefinition) aPropD =
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Handle(StepRepr_PropertyDefinition)::DownCast(aSubs.Value());
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for(aSubs.Start(); aSubs.More(); aSubs.Next()) {
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Handle(StepRepr_PropertyDefinition) aPropD =
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Handle(StepRepr_PropertyDefinition)::DownCast(aSubs.Value());
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if(aPropD.IsNull() == Standard_False) {
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// Property Definition ==> Representation.
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Interface_EntityIterator aSubs1 = aGraph.Sharings(aPropD);
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if(aPropD.IsNull() == Standard_False) {
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// Property Definition ==> Representation.
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Interface_EntityIterator aSubs1 = aGraph.Sharings(aPropD);
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for(aSubs1.Start(); aSubs1.More(); aSubs1.Next()) {
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Handle(StepRepr_PropertyDefinitionRepresentation) aPDR =
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Handle(StepRepr_PropertyDefinitionRepresentation)::
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for(aSubs1.Start(); aSubs1.More(); aSubs1.Next()) {
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Handle(StepRepr_PropertyDefinitionRepresentation) aPDR =
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Handle(StepRepr_PropertyDefinitionRepresentation)::
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DownCast(aSubs1.Value());
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if(aPDR.IsNull() == Standard_False) {
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// Property Definition ==> Material Name.
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Handle(StepRepr_Representation) aRepr = aPDR->UsedRepresentation();
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if(aPDR.IsNull() == Standard_False) {
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// Property Definition ==> Material Name.
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Handle(StepRepr_Representation) aRepr = aPDR->UsedRepresentation();
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if(aRepr.IsNull() == Standard_False) {
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Standard_Integer ir;
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if(aRepr.IsNull() == Standard_False) {
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Standard_Integer ir;
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for(ir = 1; ir <= aRepr->NbItems(); ir++) {
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Handle(StepRepr_RepresentationItem) aRI = aRepr->ItemsValue(ir);
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Handle(StepRepr_DescriptiveRepresentationItem) aDRI =
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Handle(StepRepr_DescriptiveRepresentationItem)::DownCast(aRI);
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for(ir = 1; ir <= aRepr->NbItems(); ir++) {
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Handle(StepRepr_RepresentationItem) aRI = aRepr->ItemsValue(ir);
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Handle(StepRepr_DescriptiveRepresentationItem) aDRI =
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Handle(StepRepr_DescriptiveRepresentationItem)::DownCast(aRI);
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if(aDRI.IsNull() == Standard_False) {
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// Get shape from Product Definition
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Handle(TCollection_HAsciiString) aMatName = aDRI->Name();
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if(aDRI.IsNull() == Standard_False) {
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// Get shape from Product Definition
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Handle(TCollection_HAsciiString) aMatName = aDRI->Name();
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if(aMatName.IsNull() == Standard_False) {
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TCollection_ExtendedString
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aMatNameExt (aMatName->ToCString());
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if (aShape.IsNull()) {
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// Get the shape.
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aShape = GetShape(aProdDef, theTP);
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if(aMatName.IsNull() == Standard_False) {
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TCollection_ExtendedString
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aMatNameExt (aMatName->ToCString());
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if (aShape.IsNull()) {
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return;
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// Get the shape.
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aShape = GetShape(aProdDef, theTP);
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if (aShape.IsNull()) {
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return;
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}
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}
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}
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// as PRODUCT can be included in the main shape
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// several times, we look here for all iclusions.
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Standard_Integer isub, nbSubs = theIndices.Extent();
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// as PRODUCT can be included in the main shape
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// several times, we look here for all iclusions.
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Standard_Integer isub, nbSubs = theIndices.Extent();
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for (isub = 1; isub <= nbSubs; isub++) {
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TopoDS_Shape aSub = theIndices.FindKey(isub);
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for (isub = 1; isub <= nbSubs; isub++) {
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TopoDS_Shape aSub = theIndices.FindKey(isub);
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if (aSub.IsPartner(aShape)) {
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TDF_Label aLabel =
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GetLabel(aProdDef, theShapeLabel, aSub);
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if (aSub.IsPartner(aShape)) {
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TDF_Label aLabel =
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GetLabel(aProdDef, theShapeLabel, aSub);
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// set a name
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TDataStd_Comment::Set(aLabel, aMatNameExt);
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// set a name
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TDataStd_Comment::Set(aLabel, aMatNameExt);
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}
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}
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}
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}
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@ -310,7 +313,53 @@ void StoreMaterial( const Handle(Standard_Transient) &theEnti,
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}
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}
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}
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}
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TCollection_AsciiString ToNamedUnit( const TCollection_AsciiString& unit )
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{
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TCollection_AsciiString result = unit;
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result.LowerCase();
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if ( result == "mil" ) result = "milliinch";
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return result;
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}
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TCollection_AsciiString ToOcctUnit( const TCollection_AsciiString& unit, TCollection_AsciiString& error )
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{
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TCollection_AsciiString result = "M", u = ToNamedUnit(unit);
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u.LowerCase();
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if (u == "inch")
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result = "INCH";
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else if (u == "milliinch")
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result = "MIL";
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else if (u == "microinch")
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result = "UIN";
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else if (u == "foot")
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result = "FT";
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else if (u == "mile")
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result = "MI";
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else if (u == "metre")
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result = "M";
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else if (u == "kilometre")
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result = "KM";
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else if (u == "millimetre")
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result = "MM";
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else if (u == "centimetre")
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result = "CM";
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else if (u == "micrometre")
|
||||
result = "UM";
|
||||
else if (u.IsEmpty())
|
||||
result = "M";
|
||||
else
|
||||
error = "The file contains not supported units";
|
||||
|
||||
// TODO (for other units)
|
||||
// else
|
||||
// result = "??"
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
} // end of namespace
|
||||
|
||||
//=======================================================================
|
||||
//function : GetID
|
||||
@ -377,21 +426,8 @@ Standard_Integer STEPPlugin_ImportDriver::Execute( TFunction_Logbook& log ) cons
|
||||
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 {
|
||||
anError = "The file contains not supported units.";
|
||||
}
|
||||
// TODO (for other units than mm, cm, m or inch)
|
||||
// else if (aLenUnits == "")
|
||||
// Interface_Static::SetCVal("xstep.cascade.unit", "???");
|
||||
TCollection_AsciiString aLenUnits = ToOcctUnit(anUnitLengthNames.First(), anError);
|
||||
Interface_Static::SetCVal("xstep.cascade.unit", aLenUnits.ToCString());
|
||||
}
|
||||
}
|
||||
else {
|
||||
@ -548,10 +584,10 @@ GetCreationInformation( std::string& theOperationName,
|
||||
|
||||
TCollection_AsciiString
|
||||
STEPPlugin_ImportDriver::GetValue( const TCollection_AsciiString& theFileName,
|
||||
const TCollection_AsciiString& theParameterName,
|
||||
TCollection_AsciiString& theError )
|
||||
const TCollection_AsciiString& theParameterName,
|
||||
TCollection_AsciiString& theError )
|
||||
{
|
||||
Handle(TCollection_HAsciiString) aValue;
|
||||
TCollection_AsciiString aValue;
|
||||
|
||||
if (theParameterName != "LEN_UNITS") {
|
||||
theError = theParameterName + " parameter reading is not supported by STEP plugin";
|
||||
@ -575,23 +611,8 @@ STEPPlugin_ImportDriver::GetValue( const TCollection_AsciiString& theFileName,
|
||||
TColStd_SequenceOfAsciiString anUnitAngleNames;
|
||||
TColStd_SequenceOfAsciiString anUnitSolidAngleNames;
|
||||
aReader.FileUnits(anUnitLengthNames, anUnitAngleNames, anUnitSolidAngleNames);
|
||||
if (anUnitLengthNames.Length() > 0) {
|
||||
aValue = new TCollection_HAsciiString( anUnitLengthNames.First() );
|
||||
/*
|
||||
TCollection_AsciiString aLenUnits = anUnitLengthNames.First();
|
||||
if (aLenUnits == "millimetre")
|
||||
aValue = new TCollection_HAsciiString ("MM");
|
||||
else if (aLenUnits == "centimetre")
|
||||
aValue = new TCollection_HAsciiString ("CM");
|
||||
else if (aLenUnits == "metre")
|
||||
aValue = new TCollection_HAsciiString ("M");
|
||||
else if (aLenUnits == "INCH")
|
||||
aValue = new TCollection_HAsciiString ("INCH");
|
||||
// TODO (for other units than mm, cm, m or inch)
|
||||
//else if (aLenUnits == "")
|
||||
// aValue = new TCollection_HAsciiString ("");
|
||||
*/
|
||||
}
|
||||
if (anUnitLengthNames.Length() > 0)
|
||||
aValue = ToNamedUnit( anUnitLengthNames.First() );
|
||||
}
|
||||
else {
|
||||
theError = theFileName + " reading failed";
|
||||
@ -601,10 +622,7 @@ STEPPlugin_ImportDriver::GetValue( const TCollection_AsciiString& theFileName,
|
||||
Handle(Standard_Failure) aFail = Standard_Failure::Caught();
|
||||
theError = aFail->GetMessageString();
|
||||
}
|
||||
if (!aValue.IsNull())
|
||||
return aValue->String();
|
||||
else
|
||||
return TCollection_AsciiString();
|
||||
return aValue;
|
||||
}
|
||||
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user