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0027784: Thickness fails on cylinder with draft

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Incorrect calculation of intersection in 2D space is fixed.
This commit is contained in:
aml 2017-10-31 06:43:57 +03:00 committed by bugmaster
parent 5891b8ba41
commit 3cdf48fe62
3 changed files with 10 additions and 10 deletions
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14
src/BRepOffset/BRepOffset_Tool.cxx
View File

@ -2365,6 +2365,7 @@ void BRepOffset_Tool::Inter2d (const TopoDS_Face& F,
#endif
Standard_Real U1 = 0.,U2 = 0.;
gp_Pnt2d P2d;
Standard_Boolean aCurrentFind = Standard_False;
if (itry == 1) {
fl1[0] = C1->FirstParameter(); fl1[1] = C1->LastParameter();
fl2[0] = C2->FirstParameter(); fl2[1] = C2->LastParameter();
@ -2384,6 +2385,7 @@ void BRepOffset_Tool::Inter2d (const TopoDS_Face& F,
Abs(fl2[i2]) < Precision::Infinite() ) {
if (P1[i1].IsEqual(P2[i2],TolConf)) {
YaSol = Standard_True;
aCurrentFind = Standard_True;
U1 = fl1[i1]; U2 = fl2[i2];
P2d = C1->Value(U1);
}
@ -2409,7 +2411,8 @@ void BRepOffset_Tool::Inter2d (const TopoDS_Face& F,
}
if (Dist2Min <= Precision::SquareConfusion())
{
YaSol = Standard_True;
YaSol = Standard_True;
aCurrentFind = Standard_True;
P2d = P1[i1];
U1 = fl1[i1];
U2 = (extr.Point(IndexMin)).Parameter();
@ -2437,6 +2440,7 @@ void BRepOffset_Tool::Inter2d (const TopoDS_Face& F,
if (Dist2Min <= Precision::SquareConfusion())
{
YaSol = Standard_True;
aCurrentFind = Standard_True;
P2d = P2[i2];
U2 = fl2[i2];
U1 = (extr.Point(IndexMin)).Parameter();
@ -2450,13 +2454,15 @@ void BRepOffset_Tool::Inter2d (const TopoDS_Face& F,
Geom2dInt_GInter Inter (AC1,AC2,TolConf,TolConf);
if (!Inter.IsEmpty() && Inter.NbPoints() > 0) {
YaSol = Standard_True;
YaSol = Standard_True;
aCurrentFind = Standard_True;
U1 = Inter.Point(1).ParamOnFirst();
U2 = Inter.Point(1).ParamOnSecond();
P2d = Inter.Point(1).Value();
}
else if (!Inter.IsEmpty() && Inter.NbSegments() > 0) {
YaSol = Standard_True;
YaSol = Standard_True;
aCurrentFind = Standard_True;
IntRes2d_IntersectionSegment Seg = Inter.Segment(1);
IntRes2d_IntersectionPoint IntP1 = Seg.FirstPoint();
IntRes2d_IntersectionPoint IntP2 = Seg.LastPoint();
@ -2479,7 +2485,7 @@ void BRepOffset_Tool::Inter2d (const TopoDS_Face& F,
P2d.SetY( (P2d1.Y() + P2d2.Y()) / 2.);
}
}
if (YaSol) {
if (aCurrentFind) {
gp_Pnt P = S->Value(P2d.X(),P2d.Y());
TopoDS_Vertex V = BRepLib_MakeVertex(P);
V.Orientation(TopAbs_INTERNAL);

2
tests/bugs/modalg_7/bug25930
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@ -1,5 +1,3 @@
puts "TODO OCC25930 ALL: Faulty shapes in variables faulty_1 to faulty_"
puts "============"
puts "OCC25930"
puts "============"

4
tests/bugs/modalg_7/bug27784
View File

@ -1,7 +1,3 @@
puts "TODO OCC27784 ALL: An exception was caught"
puts "TODO OCC27784 ALL: \\*\\* Exception \\*\\*.*"
puts "TODO OCC27784 ALL: TEST INCOMPLETE"
puts "========"
puts "OCC27784"
puts "========"