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0022109: Boolean operation common fails. Appendix to the SALOME bug: 0021060

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This commit is contained in:
PKV
2011-09-23 10:35:40 +00:00
committed by bugmaster
parent 7ba3b47cf9
commit a042f2e786
3 changed files with 132 additions and 63 deletions
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117
src/BOPTools/BOPTools_Tools3D_1.cxx
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@@ -830,58 +830,6 @@ void Add(const TopoDS_Shape& aS,
}
return aStPF;
}
// ===========================================================================================
// function: CheckSameDomainFaceInside
// purpose: Check if distance between several points of theFace1 and
// theFace2
// ===========================================================================================
Standard_Boolean BOPTools_Tools3D::CheckSameDomainFaceInside(const TopoDS_Face& theFace1,
const TopoDS_Face& theFace2,
IntTools_Context& theContext)
{
Standard_Real umin = 0., umax = 0., vmin = 0., vmax = 0.;
BRepTools::UVBounds(theFace1, umin, umax, vmin, vmax);
Handle(Geom_Surface) aSurface = BRep_Tool::Surface(theFace1);
Standard_Real aTolerance = BRep_Tool::Tolerance(theFace1);
aTolerance += BRep_Tool::Tolerance(theFace2);
Standard_Integer nbpoints = 5;
Standard_Real adeltau = (umax - umin) / (nbpoints + 1);
Standard_Real adeltav = (vmax - vmin) / (nbpoints + 1);
Standard_Real U = umin + adeltau;
Standard_Boolean bFoundON = Standard_False;
GeomAPI_ProjectPointOnSurf& aProjector = theContext.ProjPS(theFace2);
for(Standard_Integer i = 1; i <= nbpoints; i++, U+=adeltau) {
Standard_Real V = vmin + adeltav;
for(Standard_Integer j = 1; j <= nbpoints; j++, V+=adeltav) {
gp_Pnt2d aPoint(U,V);
if(theContext.IsPointInFace(theFace1, aPoint)) {
gp_Pnt aP3d = aSurface->Value(U, V);
aProjector.Perform(aP3d);
if(aProjector.IsDone()) {
Standard_Real U2 = 0., V2 = 0.;
aProjector.LowerDistanceParameters(U2, V2);
aPoint = gp_Pnt2d(U2, V2);
if(aProjector.LowerDistance() > aTolerance)
return Standard_False;
else if(theContext.IsPointInFace(theFace2, aPoint))
bFoundON = Standard_True;
}
}
}
}
return bFoundON;
}
// ===========================================================================================
// function: ComputeFaceState
// purpose:
@@ -994,3 +942,68 @@ Standard_Boolean BOPTools_Tools3D::ComputeFaceState(const TopoDS_Face& theFace,
return Standard_True;
}
//modified by NIZNHY-PKV Thu Sep 22 10:55:14 2011f
// ===========================================================================================
// function: CheckSameDomainFaceInside
// purpose: Check if distance between several points of theFace1 and
// theFace2
// ===========================================================================================
Standard_Boolean BOPTools_Tools3D::CheckSameDomainFaceInside(const TopoDS_Face& theFace1,
const TopoDS_Face& theFace2,
IntTools_Context& theContext)
{
Standard_Boolean bFoundON, bPointInFace;
Standard_Integer nbpoints, i, j;
Standard_Real umin, umax, vmin, vmax, aTol, adeltau, adeltav, U, V, U2, V2, aD, aTolE;
gp_Pnt2d aP2D;
gp_Pnt aP3D;
TopExp_Explorer aExp;
//
BRepTools::UVBounds(theFace1, umin, umax, vmin, vmax);
Handle(Geom_Surface) aS1=BRep_Tool::Surface(theFace1);
//
aTol=BRep_Tool::Tolerance(theFace1);
aExp.Init(theFace1, TopAbs_EDGE);
for(; aExp.More(); aExp.Next()) {
const TopoDS_Edge& aE = TopoDS::Edge(aExp.Current());
aTolE = BRep_Tool::Tolerance(aE);
aTol=(aTol < aTolE) ? aTolE : aTol;
}
aTol=aTol+BRep_Tool::Tolerance(theFace2);
//
nbpoints=5;
adeltau=(umax - umin) / (nbpoints + 1);
adeltav=(vmax - vmin) / (nbpoints + 1);
bFoundON = Standard_False;
//
GeomAPI_ProjectPointOnSurf& aProjector = theContext.ProjPS(theFace2);
//
for(i=1; i<=nbpoints; ++i){
U=umin+i*adeltau;
for(j=1; j<=nbpoints; ++j) {
V=vmin+j*adeltav;
aP2D.SetCoord(U,V);
bPointInFace=theContext.IsPointInFace(theFace1, aP2D);
if(bPointInFace) {
aP3D=aS1->Value(U, V);
aProjector.Perform(aP3D);
if(aProjector.IsDone()) {
aProjector.LowerDistanceParameters(U2, V2);
aP2D.SetCoord(U2, V2);
//
aD=aProjector.LowerDistance();
if(aD > aTol) {
return Standard_False;
}
//
bPointInFace=theContext.IsPointInFace(theFace2, aP2D);
if (bPointInFace) {
bFoundON = Standard_True;
}
}
}
}
}
return bFoundON;
}
//modified by NIZNHY-PKV Thu Sep 22 10:55:19 2011t