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Allowed selection of subfaces for extruded boss /cut

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rnc 2012-03-02 10:54:05 +00:00
parent d5698079fe
commit 103c989834
1 changed files with 70 additions and 60 deletions
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130
src/GEOMImpl/GEOMImpl_PrismDriver.cxx
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@ -214,74 +214,84 @@ Standard_Integer GEOMImpl_PrismDriver::Execute(TFunction_Logbook& log) const
}
}
TopoDS_Wire aWire = TopoDS_Wire();
TopoDS_Face aFaceBase;
if (aSketch.ShapeType() == TopAbs_EDGE)
if (aSketch.ShapeType() == TopAbs_FACE)
{
aWire = BRepBuilderAPI_MakeWire(TopoDS::Edge(aSketch));
}
else if (aSketch.ShapeType() == TopAbs_WIRE)
{
aWire = TopoDS::Wire(aSketch);
aFaceBase = TopoDS::Face(aSketch);
}
else
{
Standard_ConstructionError::Raise("The input sketch is neither a wire nor an edge");
}
TopoDS_Vertex aV1, aV2;
TopExp::Vertices(aWire, aV1, aV2);
if ( !aV1.IsNull() && !aV2.IsNull() && aV1.IsSame(aV2) )
aWire.Closed( true );
if (!aWire.Closed())
Standard_ConstructionError::Raise("The wire has to be closed");
// history of the Base wire (RefBase)
Handle(GEOM_Object) aSuppObj;
TDF_LabelSequence aLabelSeq;
aRefBase->GetDependency(aLabelSeq);
// If the base wire has only one dependency we use it
// to determine the right normal of the face which
// must be oriented towards outside of the solid (like the support face)
if (aLabelSeq.Length()==1)
{
TDF_Label anArgumentRefLabel = aLabelSeq.Value(1);
aSuppObj = GEOM_Object::GetReferencedObject(anArgumentRefLabel);
}
// Construction of the face if the wire hasn't any support face
TopoDS_Face aFaceBase = BRepBuilderAPI_MakeFace(aWire);
if(!aSuppObj.IsNull()) // If the wire has a support
{
TopoDS_Shape aSupport = aSuppObj->GetValue();
if (aSupport.ShapeType() == TopAbs_FACE)
TopoDS_Wire aWire = TopoDS_Wire();
if (aSketch.ShapeType() == TopAbs_EDGE)
{
Handle(Geom_Surface) aSurf = BRep_Tool::Surface(TopoDS::Face(aSupport));
TopoDS_Face aTempFace = BRepBuilderAPI_MakeFace(aSurf, aWire);
if(aTempFace.Orientation() != TopoDS::Face(aSupport).Orientation())
{
aFaceBase=TopoDS::Face(aTempFace.Reversed());
}
else
aFaceBase=aTempFace;
aWire = BRepBuilderAPI_MakeWire(TopoDS::Edge(aSketch));
}
}
// Invert height and angle if the operation is an extruded cut
bool invert = !isProtrusion;
// If the face has a reverse orientation invert for extruded boss operations
if(aFaceBase.Orientation() == TopAbs_REVERSED)
invert = isProtrusion;
else if (aSketch.ShapeType() == TopAbs_WIRE)
{
aWire = TopoDS::Wire(aSketch);
}
else
{
Standard_ConstructionError::Raise("The input sketch is not a wire, an edge or a face");
}
TopoDS_Vertex aV1, aV2;
TopExp::Vertices(aWire, aV1, aV2);
if ( !aV1.IsNull() && !aV2.IsNull() && aV1.IsSame(aV2) )
aWire.Closed( true );
if (!aWire.Closed())
Standard_ConstructionError::Raise("The edge or wire is not closed");
// history of the Base wire (RefBase)
Handle(GEOM_Object) aSuppObj;
TDF_LabelSequence aLabelSeq;
aRefBase->GetDependency(aLabelSeq);
// If the base wire has only one dependency we use it
// to determine the right normal of the face which
// must be oriented towards outside of the solid (like the support face)
if (aLabelSeq.Length()==1)
{
TDF_Label anArgumentRefLabel = aLabelSeq.Value(1);
aSuppObj = GEOM_Object::GetReferencedObject(anArgumentRefLabel);
}
// Construction of the face if the wire hasn't any support face
aFaceBase = BRepBuilderAPI_MakeFace(aWire);
if(!aSuppObj.IsNull()) // If the wire has a support
{
TopoDS_Shape aSupport = aSuppObj->GetValue();
if (aSupport.ShapeType() == TopAbs_FACE)
{
Handle(Geom_Surface) aSurf = BRep_Tool::Surface(TopoDS::Face(aSupport));
TopoDS_Face aTempFace = BRepBuilderAPI_MakeFace(aSurf, aWire);
if(aTempFace.Orientation() != TopoDS::Face(aSupport).Orientation())
{
aFaceBase=TopoDS::Face(aTempFace.Reversed());
}
else
aFaceBase=aTempFace;
}
}
// Invert height and angle if the operation is an extruded cut
bool invert = !isProtrusion;
// If the face has a reverse orientation invert for extruded boss operations
if(aFaceBase.Orientation() == TopAbs_REVERSED)
invert = isProtrusion;
if(invert)
{
anAngle = -anAngle; // Invert angle and height
aHeight = -aHeight;
if(invert)
{
anAngle = -anAngle; // Invert angle and height
aHeight = -aHeight;
}
}
BRepFeat_MakeDPrism thePrism(anInitShape, aFaceBase, TopoDS_Face(),