//=======================================================================
//function : Execute
//purpose :
//=======================================================================
Standard_Integer GEOMImpl_ScaleDriver::Execute(TFunction_Logbook& log) const
{
if (Label().IsNull()) return 0;
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
GEOMImpl_IScale aCI (aFunction);
Standard_Integer aType = aFunction->GetType();
TopoDS_Shape aShape;
if (aType == SCALE_SHAPE || aType == SCALE_SHAPE_COPY) {
Handle(GEOM_Function) aRefShape = aCI.GetShape();
TopoDS_Shape aShapeBase = aRefShape->GetValue();
if (aShapeBase.IsNull()) return 0;
gp_Pnt aP (0,0,0);
Handle(GEOM_Function) aRefPoint = aCI.GetPoint();
if (!aRefPoint.IsNull()) {
TopoDS_Shape aShapePnt = aRefPoint->GetValue();
if (aShapePnt.IsNull()) return 0;
if (aShapePnt.ShapeType() != TopAbs_VERTEX) return 0;
aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt));
}
// Bug 6839: Check for standalone (not included in faces) degenerated edges
TopTools_IndexedDataMapOfShapeListOfShape aEFMap;
TopExp::MapShapesAndAncestors(aShapeBase, TopAbs_EDGE, TopAbs_FACE, aEFMap);
Standard_Integer i, nbE = aEFMap.Extent();
for (i = 1; i <= nbE; i++) {
TopoDS_Shape anEdgeSh = aEFMap.FindKey(i);
if (BRep_Tool::Degenerated(TopoDS::Edge(anEdgeSh))) {
const TopTools_ListOfShape& aFaces = aEFMap.FindFromIndex(i);
if (aFaces.IsEmpty())
Standard_ConstructionError::Raise
("Scaling aborted : cannot scale standalone degenerated edge");
}
}
// Perform Scaling
gp_Trsf aTrsf;
aTrsf.SetScale(aP, aCI.GetFactor());
BRepBuilderAPI_Transform aBRepTrsf (aShapeBase, aTrsf, Standard_False);
aShape = aBRepTrsf.Shape();
}
else if (aType == SCALE_SHAPE_AFFINE || aType == SCALE_SHAPE_AFFINE_COPY) {
Handle(GEOM_Function) aRefShape = aCI.GetShape();
Handle(GEOM_Function) aRefVector = aCI.GetVector();
TopoDS_Shape aShapeBase = aRefShape->GetValue();
TopoDS_Shape aShapeVector = aRefVector->GetValue();
if (aShapeBase.IsNull() || aShapeVector.IsNull()) return 0;
if (aShapeVector.ShapeType() != TopAbs_EDGE) return 0;
TopoDS_Edge anEdgeVector = TopoDS::Edge(aShapeVector);
// Bug 6839: Check for standalone (not included in faces) degenerated edges
TopTools_IndexedDataMapOfShapeListOfShape aEFMap;
TopExp::MapShapesAndAncestors(aShapeBase, TopAbs_EDGE, TopAbs_FACE, aEFMap);
Standard_Integer i, nbE = aEFMap.Extent();
for (i = 1; i <= nbE; i++) {
TopoDS_Shape anEdgeSh = aEFMap.FindKey(i);
if (BRep_Tool::Degenerated(TopoDS::Edge(anEdgeSh))) {
const TopTools_ListOfShape& aFaces = aEFMap.FindFromIndex(i);
if (aFaces.IsEmpty())
Standard_ConstructionError::Raise
("Scaling aborted : cannot scale standalone degenerated edge");
}
}
//Get axis
gp_Pnt aP1 = BRep_Tool::Pnt(TopExp::FirstVertex(anEdgeVector));
gp_Pnt aP2 = BRep_Tool::Pnt(TopExp::LastVertex(anEdgeVector));
gp_Dir aDir(gp_Vec(aP1, aP2));
gp_Ax2 anAx2(aP1, aDir);
// Perform Scaling
gp_GTrsf aGTrsf;
aGTrsf.SetAffinity(anAx2, aCI.GetFactor());
BRepBuilderAPI_GTransform aBRepGTrsf(aShapeBase, aGTrsf, Standard_False);
aShape = aBRepGTrsf.Shape();
}
else if (aType == SCALE_SHAPE_AXES || aType == SCALE_SHAPE_AXES_COPY) {
Handle(GEOM_Function) aRefShape = aCI.GetShape();
TopoDS_Shape aShapeBase = aRefShape->GetValue();
if (aShapeBase.IsNull()) return 0;
bool isP = false;
gp_Pnt aP (0,0,0);
Handle(GEOM_Function) aRefPoint = aCI.GetPoint();
if (!aRefPoint.IsNull()) {
TopoDS_Shape aShapePnt = aRefPoint->GetValue();
if (aShapePnt.IsNull()) return 0;
if (aShapePnt.ShapeType() != TopAbs_VERTEX) return 0;
aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt));
isP = true;
}
// Bug 6839: Check for standalone (not included in faces) degenerated edges
TopTools_IndexedDataMapOfShapeListOfShape aEFMap;
TopExp::MapShapesAndAncestors(aShapeBase, TopAbs_EDGE, TopAbs_FACE, aEFMap);
Standard_Integer i, nbE = aEFMap.Extent();
for (i = 1; i <= nbE; i++) {
TopoDS_Shape anEdgeSh = aEFMap.FindKey(i);
if (BRep_Tool::Degenerated(TopoDS::Edge(anEdgeSh))) {
const TopTools_ListOfShape& aFaces = aEFMap.FindFromIndex(i);
if (aFaces.IsEmpty())
Standard_ConstructionError::Raise
("Scaling aborted : cannot scale standalone degenerated edge");
}
}
// Perform Scaling
gp_GTrsf aGTrsf;
gp_Mat rot (aCI.GetFactorX(), 0, 0,
0, aCI.GetFactorY(), 0,
0, 0, aCI.GetFactorZ());
aGTrsf.SetVectorialPart(rot);
if (isP) {
gp_Pnt anO (0,0,0);
if (anO.Distance(aP) > Precision::Confusion()) {
gp_GTrsf aGTrsfP0;
aGTrsfP0.SetTranslationPart(anO.XYZ() - aP.XYZ());
gp_GTrsf aGTrsf0P;
aGTrsf0P.SetTranslationPart(aP.XYZ());
//aGTrsf = aGTrsf0P * aGTrsf * aGTrsfP0;
aGTrsf = aGTrsf0P.Multiplied(aGTrsf);
aGTrsf = aGTrsf.Multiplied(aGTrsfP0);
}
}
BRepBuilderAPI_GTransform aBRepGTrsf (aShapeBase, aGTrsf, Standard_False);
if (!aBRepGTrsf.IsDone())
Standard_ConstructionError::Raise("Scaling not done");
aShape = aBRepGTrsf.Shape();
} else {
}
if (aShape.IsNull()) return 0;
// Check shape validity
BRepCheck_Analyzer ana (aShape, false);
if (!ana.IsValid()) {
ShapeFix_ShapeTolerance aSFT;
aSFT.LimitTolerance(aShape,Precision::Confusion(),Precision::Confusion());
Handle(ShapeFix_Shape) aSfs = new ShapeFix_Shape(aShape);
aSfs->SetPrecision(Precision::Confusion());
aSfs->Perform();
aShape = aSfs->Shape();
ana.Init(aShape, Standard_False);
if (!ana.IsValid()) {
Standard_CString anErrStr("Scaling aborted : non valid shape result");
#ifdef THROW_ON_INVALID_SH
Standard_ConstructionError::Raise(anErrStr);
#else
MESSAGE(anErrStr);
//further processing can be performed here
//...
//in case of failure of automatic treatment
//mark the corresponding GEOM_Object as problematic
TDF_Label aLabel = aFunction->GetOwnerEntry();
if (!aLabel.IsRoot()) {
Handle(GEOM_Object) aMainObj = GEOM_Object::GetObject(aLabel);
if (!aMainObj.IsNull())
aMainObj->SetDirty(Standard_True);
}
#endif
}
}
aFunction->SetValue(aShape);
log.SetTouched(Label());
return 1;
}
//=======================================================================
//function : Execute
//purpose :
//=======================================================================
Standard_Integer GEOMImpl_PlateDriver::Execute(TFunction_Logbook& log) const
{
if (Label().IsNull()) return 0;
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
if(aFunction.IsNull()) return 0;
GEOMImpl_IPlate aPI (aFunction);
Standard_Integer aType = aFunction->GetType();
TopoDS_Shape aShape;
if (aType == PLATE_BY_SHAPES_LIST) {
int ind, aLen = aPI.GetLength();
if (aLen < 1)
return 0;
GeomPlate_BuildPlateSurface aPlate;
Handle(GeomPlate_Surface) myPlateSurf;
Handle(GEOM_Function) aRefInitialShape = aPI.GetInitialShape();
if (!aRefInitialShape.IsNull()) {
TopoDS_Shape anInitialShape = aRefInitialShape->GetValue();
if (!anInitialShape.IsNull() && anInitialShape.ShapeType() == TopAbs_FACE)
{
aPlate.LoadInitSurface(BRep_Tool::Surface(TopoDS::Face(anInitialShape)));
TopExp_Explorer exp (anInitialShape, TopAbs_EDGE); //in case we have an init surface we must pass all of it's edges as constrains
for (; exp.More(); exp.Next()) { //otherwise exception is risen from the plate driver
BRepAdaptor_Curve aCurve(TopoDS::Edge(exp.Current()));
Handle(BRepAdaptor_HCurve) aHCurve = new BRepAdaptor_HCurve(aCurve);
Handle(GeomPlate_CurveConstraint) aCrvConstr = new GeomPlate_CurveConstraint(aHCurve, DEFAULT_CONTINUITY);
aPlate.Add(aCrvConstr);
}
}
}
for (ind = 1; ind <= aLen; ind++) {
Handle(GEOM_Function) aRefShape = aPI.GetShape(ind);
TopoDS_Shape aShape = aRefShape->GetValue();
if (aShape.ShapeType() == TopAbs_VERTEX) { //case a simple point
gp_Pnt aP = BRep_Tool::Pnt(TopoDS::Vertex(aShape));
Handle(GeomPlate_PointConstraint) aPntConstr = new GeomPlate_PointConstraint(aP, DEFAULT_CONTINUITY);
aPlate.Add(aPntConstr);
}
else {
TopExp_Explorer exp (aShape, TopAbs_EDGE); //this case treats all cases where edges can be found
Standard_Boolean hasEdge = Standard_False;
for (; exp.More(); exp.Next()) {
BRepAdaptor_Curve aCurve(TopoDS::Edge(exp.Current()));
Handle(BRepAdaptor_HCurve) aHCurve = new BRepAdaptor_HCurve(aCurve);
Handle(GeomPlate_CurveConstraint) aCrvConstr = new GeomPlate_CurveConstraint(aHCurve, DEFAULT_CONTINUITY);
aPlate.Add(aCrvConstr);
hasEdge = Standard_True;
}
if (!hasEdge) { //this case treats a compound of points
exp.Init(aShape, TopAbs_VERTEX);
for (; exp.More(); exp.Next()) {
gp_Pnt aP = BRep_Tool::Pnt(TopoDS::Vertex(exp.Current()));
Handle(GeomPlate_PointConstraint) aPntConstr = new GeomPlate_PointConstraint(aP, DEFAULT_CONTINUITY);
aPlate.Add(aPntConstr);
}
}
}
}
aPlate.Perform();
if (!aPlate.IsDone())
Standard_ConstructionError::Raise("Plate surface cannot be created using the specific shapes !");
else
myPlateSurf = aPlate.Surface();
GeomPlate_MakeApprox aMKS( myPlateSurf, Precision::Approximation(), DEFAULT_Nbmax, DEFAULT_dgmax, DEFAULT_dmax);
BRepBuilderAPI_MakeFace MK (aMKS.Surface(), Precision::Confusion());
MK.Build();
if (!MK.IsDone())
Standard_ConstructionError::Raise("Plate topology cannot be created !");
else {
aShape = MK.Shape();
BRepCheck_Analyzer ana (aShape, false);
if (!ana.IsValid()) {
Standard_CString anErrStr("Plate algorithm has produced an invalid shape result");
#ifdef THROW_ON_INVALID_SH
Standard_ConstructionError::Raise(anErrStr);
#else
MESSAGE(anErrStr);
//further processing can be performed here
//...
//in case of failure of automatic treatment
//mark the corresponding GEOM_Object as problematic
TDF_Label aLabel = aFunction->GetOwnerEntry();
if (!aLabel.IsRoot()) {
Handle(GEOM_Object) aMainObj = GEOM_Object::GetObject(aLabel);
if (!aMainObj.IsNull())
aMainObj->SetDirty(Standard_True);
}
#endif
}
}
}
if (aShape.IsNull()) return 0;
aFunction->SetValue(aShape);
log.SetTouched(Label());
return 1;
}
//=======================================================================
//function : Execute
//purpose :
//=======================================================================
Standard_Integer GEOMImpl_DraftDriver::Execute(TFunction_Logbook& log) const
{
if (Label().IsNull()) return 0;
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
if(aFunction.IsNull()) return 0;
GEOMImpl_IDraft aCI (aFunction);
Standard_Integer aType = aFunction->GetType();
TopoDS_Shape aShape;
TopoDS_Shape aPlaneShape;
gp_Pln theNeutralPlane;
gp_Dir theDirection;
Handle(GEOM_Function) aRefShape = aCI.GetShape();
TopoDS_Shape aShapeBase = aRefShape->GetValue();
//get the reference plane and direction
if (aType == DRAFT_BY_FACE_PLN_ANG) {
Handle(GEOM_Function) aRefPlane = aCI.GetPlane();
if (aRefPlane.IsNull())
return 0;
aPlaneShape = aRefPlane->GetValue();
}
else if (aType == DRAFT_BY_FACE_STA_ANG) {
GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.GetStationary(), aPlaneShape);
}
if (aPlaneShape.IsNull() || aPlaneShape.ShapeType() != TopAbs_FACE)
return 0;
TopoDS_Face aFace = TopoDS::Face(aPlaneShape);
Handle(Geom_Surface) surf = BRep_Tool::Surface(aFace);
Handle(Geom_Plane) myPlane = Handle(Geom_Plane)::DownCast(surf);
theNeutralPlane = myPlane->Pln();
theDirection = theNeutralPlane.Axis().Direction();
//compute the value
Standard_Real theAngle = aCI.GetAngle();
int aLen = aCI.GetLength();
int ind = 1;
int added = 0;
BRepOffsetAPI_DraftAngle aDraft (aShapeBase);
for (; ind <= aLen; ind++) {
TopoDS_Shape aShapeFace;
if (GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.GetFace(ind), aShapeFace)) {
TopoDS_Face aFace = TopoDS::Face(aShapeFace);
aDraft.Add(aFace, theDirection, theAngle, theNeutralPlane);
if (aDraft.AddDone())
added++;
else
aDraft.Remove(aFace);
}
}
if (added == 0)
StdFail_NotDone::Raise("None of the faces provided can be used for draft algo");
aDraft.Build();
if (!aDraft.IsDone()) {
StdFail_NotDone::Raise("Draft can't be computed on the given shape with the given parameters");
}
aShape = aDraft.Shape();
if (aShape.IsNull()) return 0;
// Check shape validity
BRepCheck_Analyzer ana (aShape, false);
if (!ana.IsValid()) {
Standard_CString anErrStr("Draft algorythm has produced an invalid shape result");
#ifdef THROW_ON_INVALID_SH
Standard_ConstructionError::Raise(anErrStr);
#else
MESSAGE(anErrStr);
//further processing can be performed here
//...
//in case of failure of automatic treatment
//mark the corresponding GEOM_Object as problematic
TDF_Label aLabel = aFunction->GetOwnerEntry();
if (!aLabel.IsRoot()) {
Handle(GEOM_Object) aMainObj = GEOM_Object::GetObject(aLabel);
if (!aMainObj.IsNull())
aMainObj->SetDirty(Standard_True);
}
#endif
}
aFunction->SetValue(aShape);
log.SetTouched(Label());
return 1;
}
//=======================================================================
//function : Execute
//purpose :
//=======================================================================
Standard_Integer GEOMImpl_ChamferDriver::Execute(TFunction_Logbook& log) const
{
if (Label().IsNull()) return 0;
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
GEOMImpl_IChamfer aCI (aFunction);
Standard_Integer aType = aFunction->GetType();
TopoDS_Shape aShape;
Handle(GEOM_Function) aRefShape = aCI.GetShape();
TopoDS_Shape aShapeBase = aRefShape->GetValue();
if (aType == CHAMFER_SHAPE_EDGES_2D)
{
BRepFilletAPI_MakeFillet2d fill;
TopoDS_Face aFace;
Standard_Boolean aWireFlag = Standard_False;
if (aShapeBase.ShapeType() == TopAbs_FACE)
aFace = TopoDS::Face(aShapeBase);
else if (aShapeBase.ShapeType() == TopAbs_WIRE)
{
TopoDS_Wire aWire = TopoDS::Wire(aShapeBase);
BRepBuilderAPI_MakeFace aMF(aWire);
aMF.Build();
if (!aMF.IsDone()) {
StdFail_NotDone::Raise("Cannot build initial face from given wire");
}
aFace = aMF.Face();
aWireFlag = Standard_True;
}
else
StdFail_NotDone::Raise("Base shape is neither a face or a wire !");
fill.Init(aFace);
double aD1_2D = aCI.GetD1();
double aD2_2D = aCI.GetD2();
TopoDS_Shape aShapeFace1, aShapeFace2;
if (GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.Get2DEdge1(), aShapeFace1) &&
GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.Get2DEdge2(), aShapeFace2))
{
fill.AddChamfer(TopoDS::Edge(aShapeFace1), TopoDS::Edge(aShapeFace2), aD1_2D, aD2_2D);
}
else
StdFail_NotDone::Raise("Cannot get 2d egde from sub-shape index!");
fill.Build();
if (!fill.IsDone()) {
StdFail_NotDone::Raise("Chamfer can not be computed on the given shape with the given parameters");
}
if (aWireFlag)
{
BRepBuilderAPI_MakeWire MW;
TopExp_Explorer exp (fill.Shape(), TopAbs_EDGE);
for (; exp.More(); exp.Next())
MW.Add(TopoDS::Edge(exp.Current()));
MW.Build();
if (!MW.IsDone())
StdFail_NotDone::Raise("Resulting wire cannot be built");
aShape = MW.Shape();
}
else
aShape = fill.Shape();
}
else
{
// Check the shape type. It have to be shell
// or solid, or compsolid, or compound of these shapes.
if (!isGoodForChamfer(aShapeBase)) {
StdFail_NotDone::Raise
("Wrong shape. Must be shell or solid, or compsolid or compound of these shapes");
}
BRepFilletAPI_MakeChamfer fill (aShapeBase);
if (aType == CHAMFER_SHAPE_ALL) {
// symmetric chamfer on all edges
double aD = aCI.GetD();
TopTools_IndexedDataMapOfShapeListOfShape M;
GEOMImpl_Block6Explorer::MapShapesAndAncestors(aShapeBase, TopAbs_EDGE, TopAbs_FACE, M);
for (int i = 1; i <= M.Extent(); i++) {
TopoDS_Edge E = TopoDS::Edge(M.FindKey(i));
TopoDS_Face F = TopoDS::Face(M.FindFromIndex(i).First());
if (!BRepTools::IsReallyClosed(E, F) &&
!BRep_Tool::Degenerated(E) &&
M.FindFromIndex(i).Extent() == 2)
fill.Add(aD, E, F);
}
}else if (aType == CHAMFER_SHAPE_EDGE || aType == CHAMFER_SHAPE_EDGE_AD) {
// chamfer on edges, common to two faces, with D1 on the first face
TopoDS_Shape aFace1, aFace2;
if (GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.GetFace1(), aFace1) &&
GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.GetFace2(), aFace2))
{
TopoDS_Face F = TopoDS::Face(aFace1);
// fill map of edges of the second face
TopTools_MapOfShape aMap;
TopExp_Explorer Exp2 (aFace2, TopAbs_EDGE);
for (; Exp2.More(); Exp2.Next()) {
aMap.Add(Exp2.Current());
}
// find edges of the first face, common with the second face
TopExp_Explorer Exp (aFace1, TopAbs_EDGE);
for (; Exp.More(); Exp.Next()) {
if (aMap.Contains(Exp.Current())) {
TopoDS_Edge E = TopoDS::Edge(Exp.Current());
if (!BRepTools::IsReallyClosed(E, F) && !BRep_Tool::Degenerated(E))
{
if ( aType == CHAMFER_SHAPE_EDGE )
{
double aD1 = aCI.GetD1();
double aD2 = aCI.GetD2();
fill.Add(aD1, aD2, E, F);
}
else
{
double aD = aCI.GetD();
double anAngle = aCI.GetAngle();
if ( (anAngle > 0) && (anAngle < (Standard_PI/2)) )
fill.AddDA(aD, anAngle, E, F);
}
}
}
}
}
}
else if (aType == CHAMFER_SHAPE_FACES || aType == CHAMFER_SHAPE_FACES_AD) {
// chamfer on all edges of the selected faces, with D1 on the selected face
// (on first selected face, if the edge belongs to two selected faces)
int aLen = aCI.GetLength();
int ind = 1;
TopTools_MapOfShape aMap;
TopTools_IndexedDataMapOfShapeListOfShape M;
GEOMImpl_Block6Explorer::MapShapesAndAncestors(aShapeBase, TopAbs_EDGE, TopAbs_FACE, M);
for (; ind <= aLen; ind++)
{
TopoDS_Shape aShapeFace;
if (GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.GetFace(ind), aShapeFace))
{
TopoDS_Face F = TopoDS::Face(aShapeFace);
TopExp_Explorer Exp (F, TopAbs_EDGE);
for (; Exp.More(); Exp.Next()) {
if (!aMap.Contains(Exp.Current()))
{
TopoDS_Edge E = TopoDS::Edge(Exp.Current());
if (!BRepTools::IsReallyClosed(E, F) &&
!BRep_Tool::Degenerated(E) &&
M.FindFromKey(E).Extent() == 2)
if (aType == CHAMFER_SHAPE_FACES)
{
double aD1 = aCI.GetD1();
double aD2 = aCI.GetD2();
fill.Add(aD1, aD2, E, F);
}
else
{
double aD = aCI.GetD();
double anAngle = aCI.GetAngle();
if ( (anAngle > 0) && (anAngle < (Standard_PI/2)) )
fill.AddDA(aD, anAngle, E, F);
}
}
}
}
}
}
else if (aType == CHAMFER_SHAPE_EDGES || aType == CHAMFER_SHAPE_EDGES_AD)
{
// chamfer on selected edges with lenght param D1 & D2.
int aLen = aCI.GetLength();
int ind = 1;
TopTools_MapOfShape aMap;
TopTools_IndexedDataMapOfShapeListOfShape M;
GEOMImpl_Block6Explorer::MapShapesAndAncestors(aShapeBase, TopAbs_EDGE, TopAbs_FACE, M);
for (; ind <= aLen; ind++)
{
TopoDS_Shape aShapeEdge;
if (GEOMImpl_ILocalOperations::GetSubShape(aShapeBase, aCI.GetEdge(ind), aShapeEdge))
{
TopoDS_Edge E = TopoDS::Edge(aShapeEdge);
const TopTools_ListOfShape& aFacesList = M.FindFromKey(E);
TopoDS_Face F = TopoDS::Face( aFacesList.First() );
if (aType == CHAMFER_SHAPE_EDGES)
{
double aD1 = aCI.GetD1();
double aD2 = aCI.GetD2();
fill.Add(aD1, aD2, E, F);
}
else
{
double aD = aCI.GetD();
double anAngle = aCI.GetAngle();
if ( (anAngle > 0) && (anAngle < (Standard_PI/2)) )
fill.AddDA(aD, anAngle, E, F);
}
}
}
}
else {
}
fill.Build();
if (!fill.IsDone()) {
StdFail_NotDone::Raise("Chamfer can not be computed on the given shape with the given parameters");
}
aShape = fill.Shape();
}
if (aShape.IsNull()) return 0;
// Check shape validity
BRepCheck_Analyzer ana (aShape, false);
if (!ana.IsValid()) {
// 08.07.2008 added by skl during fixing bug 19761 from Mantis
ShapeFix_ShapeTolerance aSFT;
aSFT.LimitTolerance(aShape, Precision::Confusion(),
Precision::Confusion(), TopAbs_SHAPE);
Handle(ShapeFix_Shape) aSfs = new ShapeFix_Shape(aShape);
aSfs->Perform();
aShape = aSfs->Shape();
// fix SameParameter flag
BRepLib::SameParameter(aShape, 1.E-5, Standard_True);
ana.Init(aShape);
if (!ana.IsValid()) {
Standard_CString anErrStr("Chamfer algorithm has produced an invalid shape result");
#ifdef THROW_ON_INVALID_SH
Standard_ConstructionError::Raise(anErrStr);
#else
MESSAGE(anErrStr);
//further processing can be performed here
//...
//in case of failure of automatic treatment
//mark the corresponding GEOM_Object as problematic
TDF_Label aLabel = aFunction->GetOwnerEntry();
if (!aLabel.IsRoot()) {
Handle(GEOM_Object) aMainObj = GEOM_Object::GetObject(aLabel);
if (!aMainObj.IsNull())
aMainObj->SetDirty(Standard_True);
}
#endif
}
}
aFunction->SetValue(aShape);
log.SetTouched(Label());
return 1;
}
