#include <BRepBuilderAPI_Sewing.hxx>
#include <BRepBuilderAPI_MakeWire.hxx>
#include <BRepBuilderAPI_MakeEdge.hxx>
+#include <BRepBuilderAPI_MakeSolid.hxx>
#include <BRepCheck.hxx>
#include <BRepCheck_Analyzer.hxx>
#include <BRepCheck_Shell.hxx>
TopoDS_Shape aShape;
TCollection_AsciiString aWarning;
+ TopAbs_ShapeEnum anExpectedType = TopAbs_SHAPE;
BRep_Builder B;
if (aType == WIRE_EDGES) {
+ anExpectedType = TopAbs_WIRE;
+
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
Standard_Real aTolerance = aCI.GetTolerance();
aShape = MakeWireFromEdges(aShapes, aTolerance);
}
else if (aType == FACE_WIRE) {
+ anExpectedType = TopAbs_FACE;
+
Handle(GEOM_Function) aRefBase = aCI.GetBase();
TopoDS_Shape aShapeBase = aRefBase->GetValue();
if (aShapeBase.IsNull()) Standard_NullObject::Raise("Argument Shape is null");
}
}
else if (aType == FACE_WIRES) {
+ anExpectedType = TopAbs_FACE;
+
// Try to build a face from a set of wires and edges
int ind;
}
}
else if (aType == SHELL_FACES) {
+ anExpectedType = TopAbs_SHELL;
+
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
unsigned int ind, nbshapes = aShapes->Length();
}
}
- }
- else if (aType == SOLID_SHELL) {
- Handle(GEOM_Function) aRefShell = aCI.GetBase();
- TopoDS_Shape aShapeShell = aRefShell->GetValue();
- if (!aShapeShell.IsNull() && aShapeShell.ShapeType() == TopAbs_COMPOUND) {
- TopoDS_Iterator It (aShapeShell, Standard_True, Standard_True);
- if (It.More()) aShapeShell = It.Value();
- }
- if (aShapeShell.IsNull() || aShapeShell.ShapeType() != TopAbs_SHELL) {
- Standard_NullObject::Raise("Shape for solid construction is null or not a shell");
- }
-
- BRepCheck_Shell chkShell(TopoDS::Shell(aShapeShell));
- if (chkShell.Closed() == BRepCheck_NotClosed) return 0;
-
- TopoDS_Solid Sol;
- B.MakeSolid(Sol);
- B.Add(Sol, aShapeShell);
- BRepClass3d_SolidClassifier SC (Sol);
- SC.PerformInfinitePoint(Precision::Confusion());
- if (SC.State() == TopAbs_IN) {
- B.MakeSolid(Sol);
- B.Add(Sol, aShapeShell.Reversed());
- }
-
- aShape = Sol;
-
}
else if (aType == SOLID_SHELLS) {
+ anExpectedType = TopAbs_SOLID;
+
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
unsigned int ind, nbshapes = aShapes->Length();
Standard_Integer ish = 0;
- TopoDS_Solid Sol;
- B.MakeSolid(Sol);
+ BRepBuilderAPI_MakeSolid aMkSolid;
// add shapes
for (ind = 1; ind <= nbshapes; ind++) {
if (It.More()) aShapeShell = It.Value();
}
if (aShapeShell.ShapeType() == TopAbs_SHELL) {
- B.Add(Sol, aShapeShell);
+ aMkSolid.Add(TopoDS::Shell(aShapeShell));
ish++;
}
}
- if (ish == 0) return 0;
+ if (ish == 0 || !aMkSolid.IsDone()) return 0;
+
+ TopoDS_Solid Sol = aMkSolid.Solid();
BRepClass3d_SolidClassifier SC (Sol);
SC.PerformInfinitePoint(Precision::Confusion());
if (SC.State() == TopAbs_IN)
aShape = Sol;
}
else if (aType == COMPOUND_SHAPES) {
+ anExpectedType = TopAbs_COMPOUND;
+
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
unsigned int ind, nbshapes = aShapes->Length();
aShape = C;
}
- /*
- else if (aType == REVERSE_ORIENTATION) {
- Handle(GEOM_Function) aRefShape = aCI.GetBase();
- TopoDS_Shape aShape_i = aRefShape->GetValue();
- if (aShape_i.IsNull()) {
- Standard_NullObject::Raise("Shape for reverse is null");
- }
-
- BRepBuilderAPI_Copy Copy(aShape_i);
- if( Copy.IsDone() ) {
- TopoDS_Shape tds = Copy.Shape();
- if( tds.IsNull() ) {
- Standard_ConstructionError::Raise("Orientation aborted : Can not reverse the shape");
- }
-
- if( tds.Orientation() == TopAbs_FORWARD)
- tds.Orientation(TopAbs_REVERSED);
- else
- tds.Orientation(TopAbs_FORWARD);
-
- aShape = tds;
- }
- }
- */
else if (aType == EDGE_WIRE) {
+ anExpectedType = TopAbs_EDGE;
+
Handle(GEOM_Function) aRefBase = aCI.GetBase();
TopoDS_Shape aWire = aRefBase->GetValue();
Standard_Real LinTol = aCI.GetTolerance();
aShape = MakeEdgeFromWire(aWire, LinTol, AngTol);
}
else if (aType == EDGE_CURVE_LENGTH) {
+ anExpectedType = TopAbs_EDGE;
+
GEOMImpl_IVector aVI (aFunction);
// RefCurve
aShape = aSfs->Shape();
}
+ // Check if the result shape type is compatible with the expected.
+ const TopAbs_ShapeEnum aShType = aShape.ShapeType();
+
+ if (anExpectedType != TopAbs_SHAPE && anExpectedType != aShType) {
+ Standard_ConstructionError::Raise("Result type check failed");
+ }
+
aFunction->SetValue(aShape);
log.SetTouched(Label());
if (concatcurve->Value(concatcurve->Lower())->Continuity()==GeomAbs_C0){
Standard_ConstructionError::Raise("Construction aborted : The given Wire has sharp bends between some Edges, no valid Edge can be built");
}
- ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
- FirstVertex, LastVertex,
- concatcurve->Value(concatcurve->Lower())->FirstParameter(),
- concatcurve->Value(concatcurve->Lower())->LastParameter());
+
+ Standard_Boolean isValidEndVtx = Standard_True;
+
+ if (closed_flag) {
+ // Check if closed curve is reordered.
+ Handle(Geom_Curve) aCurve = concatcurve->Value(concatcurve->Lower());
+ Standard_Real aFPar = aCurve->FirstParameter();
+ gp_Pnt aPFirst;
+ gp_Pnt aPntVtx = BRep_Tool::Pnt(FirstVertex);
+ Standard_Real aTolVtx = BRep_Tool::Tolerance(FirstVertex);
+
+ aCurve->D0(aFPar, aPFirst);
+
+ if (!aPFirst.IsEqual(aPntVtx, aTolVtx)) {
+ // The curve is reordered. Find the new first and last vertices.
+ TopTools_IndexedMapOfShape aMapVtx;
+ TopExp::MapShapes(theWire, TopAbs_VERTEX, aMapVtx);
+
+ const Standard_Integer aNbVtx = aMapVtx.Extent();
+ Standard_Integer iVtx;
+
+ for (iVtx = 1; iVtx <= aNbVtx; iVtx++) {
+ const TopoDS_Vertex aVtx = TopoDS::Vertex(aMapVtx.FindKey(iVtx));
+ const gp_Pnt aPnt = BRep_Tool::Pnt(aVtx);
+ const Standard_Real aTol = BRep_Tool::Tolerance(aVtx);
+
+ if (aPFirst.IsEqual(aPnt, aTol)) {
+ // The coinsident vertex is found.
+ FirstVertex = aVtx;
+ LastVertex = aVtx;
+ FirstVertex.Orientation(TopAbs_FORWARD);
+ LastVertex.Orientation(TopAbs_REVERSED);
+ break;
+ }
+ }
+
+ if (iVtx > aNbVtx) {
+ // It is necessary to create new vertices.
+ isValidEndVtx = Standard_False;
+ }
+ }
+ }
+
+ if (isValidEndVtx) {
+ ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
+ FirstVertex, LastVertex,
+ concatcurve->Value(concatcurve->Lower())->FirstParameter(),
+ concatcurve->Value(concatcurve->Lower())->LastParameter());
+ } else {
+ ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
+ concatcurve->Value(concatcurve->Lower())->FirstParameter(),
+ concatcurve->Value(concatcurve->Lower())->LastParameter());
+ }
}
else
{
Handle(Geom_Curve)::DownCast(CurveSeq(1)->Copy());
aNewCurve->Transform(LocSeq(1).Location().Transformation());
+
+ if (LocSeq(1).Orientation() == TopAbs_REVERSED) {
+ const TopoDS_Vertex aVtxTmp = FirstVertex;
+
+ FirstVertex = LastVertex;
+ LastVertex = aVtxTmp;
+ FirstVertex.Orientation(TopAbs_FORWARD);
+ LastVertex.Orientation(TopAbs_REVERSED);
+ }
+
ResEdge = BRepLib_MakeEdge(aNewCurve,
FirstVertex, LastVertex,
FparSeq(1), LparSeq(1));
+
+ if (LocSeq(1).Orientation() == TopAbs_REVERSED) {
+ ResEdge.Reverse();
+ }
}
}
const double theParameter) const
{
TopoDS_Shape aResult;
- GEOMUtils_Hatcher aHatcher(theFace);
+ GEOMUtils::Hatcher aHatcher(theFace);
const GeomAbs_IsoType aType = (IsUIso ? GeomAbs_IsoU : GeomAbs_IsoV);
aHatcher.Init(aType, theParameter);
theOperationName = "SHELL";
AddParam( theParams, "Objects", aCI.GetShapes() );
break;
- case SOLID_SHELL:
case SOLID_SHELLS:
theOperationName = "SOLID";
AddParam( theParams, "Objects", aCI.GetShapes() );