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Add building pipe with different sections

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This commit is contained in:
gka 2006-04-24 07:36:11 +00:00
parent 2e2e98ab87
commit 8e6a4c2717
1 changed files with 103 additions and 21 deletions
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108
src/GEOMImpl/GEOMImpl_PipeDriver.cxx
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@ -35,6 +35,9 @@
#include <TopoDS_Wire.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Shape.hxx>
#include <BRepOffsetAPI_MakePipeShell.hxx>
#include <TColStd_HSequenceOfTransient.hxx>
#include <GEOMImpl_IPipeDiffSect.hxx>
#include <Standard_NullObject.hxx>
#include <Standard_TypeMismatch.hxx>
@ -68,37 +71,115 @@ Standard_Integer GEOMImpl_PipeDriver::Execute(TFunction_Logbook& log) const
if (Label().IsNull()) return 0;
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
GEOMImpl_IPipe aCI (aFunction);
GEOMImpl_IPipe* aCI= 0;
Standard_Integer aType = aFunction->GetType();
if(aType == PIPE_BASE_PATH)
aCI = new GEOMImpl_IPipe(aFunction);
else if(aType == PIPE_DIFFERENT_SECTIONS)
aCI = new GEOMImpl_IPipeDiffSect(aFunction);
else
return 0;
TopoDS_Shape aShape;
if (aType == PIPE_BASE_PATH) {
Handle(GEOM_Function) aRefBase = aCI.GetBase();
Handle(GEOM_Function) aRefPath = aCI.GetPath();
TopoDS_Shape aShapeBase = aRefBase->GetValue();
Handle(GEOM_Function) aRefPath = aCI->GetPath();
TopoDS_Shape aShapePath = aRefPath->GetValue();
if (aShapeBase.IsNull() || aShapePath.IsNull()) {
Standard_NullObject::Raise("MakePipe aborted : null shape argument");
if (aShapePath.IsNull())
{
Standard_NullObject::Raise("MakePipe aborted : null path argument");
if(aCI) delete aCI;
}
// Get path contour
TopoDS_Wire aWire;
if (aShapePath.ShapeType() == TopAbs_WIRE) {
aWire = TopoDS::Wire(aShapePath);
} else {
}
else {
if (aShapePath.ShapeType() == TopAbs_EDGE) {
TopoDS_Edge anEdge = TopoDS::Edge(aShapePath);
aWire = BRepBuilderAPI_MakeWire(anEdge);
} else {
Standard_TypeMismatch::Raise("MakePipe aborted : path shape is neither a wire nor an edge");
}
else {
Standard_TypeMismatch::Raise("MakePipe aborted : path shape is neither a wire nor an edge");
if(aCI) delete aCI;
}
}
TopoDS_Shape aShape;
if (aType == PIPE_BASE_PATH) {
Handle(GEOM_Function) aRefBase = aCI->GetBase();
TopoDS_Shape aShapeBase = aRefBase->GetValue();
if (aShapeBase.IsNull()) {
Standard_NullObject::Raise("MakePipe aborted : null base argument");
if(aCI) delete aCI;
}
// Make pipe
aShape = BRepOffsetAPI_MakePipe(aWire, aShapeBase);
}
//building pipe with different sections
else if (aType == PIPE_DIFFERENT_SECTIONS) {
GEOMImpl_IPipeDiffSect* aCIDS = (GEOMImpl_IPipeDiffSect*)aCI;
BRepOffsetAPI_MakePipeShell aBuilder(aWire);
Handle(TColStd_HSequenceOfTransient) aBasesObjs = aCIDS->GetBases ();
Handle(TColStd_HSequenceOfTransient) aLocObjs = aCIDS->GetLocations ();
Standard_Boolean aWithContact = (aCIDS->GetWithContactMode());
Standard_Boolean aWithCorrect = (aCIDS->GetWithCorrectionMode());
Standard_Integer i =1, nbBases = aBasesObjs->Length(),
nbLocs = (aLocObjs.IsNull() ? 0 :aLocObjs->Length());
if(nbLocs && nbLocs != nbBases)
{
Standard_ConstructionError::Raise("Invalid input data for building PIPE: number of sections is not equql to number of locations ");
if(aCI) delete aCI;
}
Standard_Integer nbAdded =0;
for( ; i <= nbBases; i++) {
Handle(Standard_Transient) anItem = aBasesObjs->Value(i);
if(anItem.IsNull())
continue;
Handle(GEOM_Function) aRefBase = Handle(GEOM_Function)::DownCast(anItem);
if(aRefBase.IsNull())
continue;
TopoDS_Shape aShapeBase = aRefBase->GetValue();
if(aShapeBase.IsNull())
continue;
if(nbLocs) {
Handle(Standard_Transient) anItemLoc = aLocObjs->Value(i);
if(anItemLoc.IsNull())
continue;
Handle(GEOM_Function) aRefLoc = Handle(GEOM_Function)::DownCast(anItemLoc);
TopoDS_Shape aShapeLoc = aRefLoc->GetValue();
if(aShapeLoc.IsNull() || aShapeLoc.ShapeType() != TopAbs_VERTEX)
continue;
TopoDS_Vertex aVert = TopoDS::Vertex(aShapeLoc);
aBuilder.Add(aShapeBase,aVert,aWithContact,aWithCorrect);
nbAdded++;
}
else {
aBuilder.Add(aShapeBase,aWithContact,aWithCorrect);
nbAdded++;
}
}
if(!nbAdded || !aBuilder.IsReady())
{
Standard_ConstructionError::Raise("Invalid input data for building PIPE: bases are invalid");
if(aCI) delete aCI;
}
aBuilder.Build();
aShape = aBuilder.Shape();
}
if (aShape.IsNull()) return 0;
@ -106,12 +187,13 @@ Standard_Integer GEOMImpl_PipeDriver::Execute(TFunction_Logbook& log) const
BRepCheck_Analyzer ana (aShape, Standard_False);
if (!ana.IsValid()) {
Standard_ConstructionError::Raise("Algorithm have produced an invalid shape result");
if(aCI) delete aCI;
}
aFunction->SetValue(aShape);
log.SetTouched(Label());
if(aCI) delete aCI;
return 1;
}