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Provide possibility to create non-planar faces on wires, not having underlying surface: use filling algorithm

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jfa 2005-09-13 10:20:06 +00:00
parent 0f0729266b
commit b82f9072d0
1 changed files with 55 additions and 43 deletions
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98
src/GEOMImpl/GEOMImpl_ShapeDriver.cxx
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@ -5,6 +5,8 @@
#include <GEOMImpl_IShapes.hxx> #include <GEOMImpl_IShapes.hxx>
#include <GEOMImpl_IShapesOperations.hxx> #include <GEOMImpl_IShapesOperations.hxx>
#include <GEOMImpl_Types.hxx> #include <GEOMImpl_Types.hxx>
#include <GEOMImpl_Block6Explorer.hxx>
#include <GEOM_Function.hxx> #include <GEOM_Function.hxx>
#include <BRep_Tool.hxx> #include <BRep_Tool.hxx>
@ -18,7 +20,6 @@
#include <BRepCheck_Shell.hxx> #include <BRepCheck_Shell.hxx>
#include <BRepClass3d_SolidClassifier.hxx> #include <BRepClass3d_SolidClassifier.hxx>
#include <BRepBuilderAPI_MakeWire.hxx> #include <BRepBuilderAPI_MakeWire.hxx>
#include <BRepBuilderAPI_MakeFace.hxx>
#include <TopAbs.hxx> #include <TopAbs.hxx>
#include <TopoDS.hxx> #include <TopoDS.hxx>
@ -106,14 +107,22 @@ Standard_Integer GEOMImpl_ShapeDriver::Execute(TFunction_Logbook& log) const
("Shape for face construction is null or not a wire"); ("Shape for face construction is null or not a wire");
} }
TopoDS_Wire W = TopoDS::Wire(aShapeBase); TopoDS_Wire W = TopoDS::Wire(aShapeBase);
BRepBuilderAPI_MakeFace MF (W, aCI.GetIsPlanar()); //BRepBuilderAPI_MakeFace MF (W, aCI.GetIsPlanar());
if (!MF.IsDone()) { //if (!MF.IsDone()) {
// Standard_ConstructionError::Raise("Face construction failed");
//}
//aShape = MF.Shape();
GEOMImpl_Block6Explorer::MakeFace(W, aCI.GetIsPlanar(), aShape);
if (aShape.IsNull()) {
Standard_ConstructionError::Raise("Face construction failed"); Standard_ConstructionError::Raise("Face construction failed");
} }
aShape = MF.Shape();
} else if (aType == FACE_WIRES) { } else if (aType == FACE_WIRES) {
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes(); Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
int nbshapes = aShapes->Length();
if (nbshapes < 1) {
Standard_ConstructionError::Raise("No wires given");
}
// first wire // first wire
Handle(GEOM_Function) aRefWire = Handle(GEOM_Function)::DownCast(aShapes->Value(1)); Handle(GEOM_Function) aRefWire = Handle(GEOM_Function)::DownCast(aShapes->Value(1));
@ -124,53 +133,56 @@ Standard_Integer GEOMImpl_ShapeDriver::Execute(TFunction_Logbook& log) const
TopoDS_Wire W = TopoDS::Wire(aWire); TopoDS_Wire W = TopoDS::Wire(aWire);
// basic face // basic face
BRepBuilderAPI_MakeFace MF (W, aCI.GetIsPlanar()); //BRepBuilderAPI_MakeFace MF (W, aCI.GetIsPlanar());
if (!MF.IsDone()) { //if (!MF.IsDone()) {
// Standard_ConstructionError::Raise("Face construction failed");
//}
//TopoDS_Shape FFace = MF.Shape();
TopoDS_Shape FFace;
GEOMImpl_Block6Explorer::MakeFace(W, aCI.GetIsPlanar(), FFace);
if (FFace.IsNull()) {
Standard_ConstructionError::Raise("Face construction failed"); Standard_ConstructionError::Raise("Face construction failed");
} }
TopoDS_Shape FFace = MF.Shape();
if (!FFace.IsNull()) {
unsigned int ind, nbshapes = aShapes->Length();
if (nbshapes == 1) {
aShape = FFace;
} else if (nbshapes >= 2) { if (nbshapes == 1) {
TopoDS_Compound C; aShape = FFace;
BRep_Builder aBuilder;
aBuilder.MakeCompound(C);
BRepAlgo_FaceRestrictor FR;
TopAbs_Orientation OriF = FFace.Orientation(); } else {
TopoDS_Shape aLocalS = FFace.Oriented(TopAbs_FORWARD); TopoDS_Compound C;
FR.Init(TopoDS::Face(aLocalS), Standard_False, Standard_True); BRep_Builder aBuilder;
aBuilder.MakeCompound(C);
BRepAlgo_FaceRestrictor FR;
for (ind = 1; ind <= nbshapes; ind++) { TopAbs_Orientation OriF = FFace.Orientation();
Handle(GEOM_Function) aRefWire_i = TopoDS_Shape aLocalS = FFace.Oriented(TopAbs_FORWARD);
Handle(GEOM_Function)::DownCast(aShapes->Value(ind)); FR.Init(TopoDS::Face(aLocalS), Standard_False, Standard_True);
TopoDS_Shape aWire_i = aRefWire_i->GetValue();
if (aWire_i.IsNull() || aWire_i.ShapeType() != TopAbs_WIRE) {
Standard_NullObject::Raise("Shape for face construction is null or not a wire");
}
FR.Add(TopoDS::Wire(aWire_i)); for (int ind = 1; ind <= nbshapes; ind++) {
} Handle(GEOM_Function) aRefWire_i =
Handle(GEOM_Function)::DownCast(aShapes->Value(ind));
TopoDS_Shape aWire_i = aRefWire_i->GetValue();
if (aWire_i.IsNull() || aWire_i.ShapeType() != TopAbs_WIRE) {
Standard_NullObject::Raise("Shape for face construction is null or not a wire");
}
FR.Perform(); FR.Add(TopoDS::Wire(aWire_i));
}
if (FR.IsDone()) { FR.Perform();
int k = 0;
TopoDS_Shape aFace; if (FR.IsDone()) {
for (; FR.More(); FR.Next()) { int k = 0;
aFace = FR.Current().Oriented(OriF); TopoDS_Shape aFace;
aBuilder.Add(C, aFace); for (; FR.More(); FR.Next()) {
k++; aFace = FR.Current().Oriented(OriF);
} aBuilder.Add(C, aFace);
if (k == 1) { k++;
aShape = aFace; }
} else { if (k == 1) {
aShape = C; aShape = aFace;
} } else {
} aShape = C;
}
} }
} }
} else if (aType == SHELL_FACES) { } else if (aType == SHELL_FACES) {