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0030760: Modeling Algorithms - Intersection fails in Occt 7.3.0

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Use FORWARD orientation of edges and face when attaching pcurve from one edge to another.
Test case for the issue.
This commit is contained in:
emv 2019-06-03 11:36:18 +03:00 committed by vsr
parent 10555cebb1
commit 10666b7e85
2 changed files with 88 additions and 3 deletions
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13
src/BOPTools/BOPTools_AlgoTools2D_1.cxx
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@ -58,9 +58,9 @@ static
//purpose :
//=======================================================================
Standard_Integer BOPTools_AlgoTools2D::AttachExistingPCurve
(const TopoDS_Edge& aE2, // old
const TopoDS_Edge& aE1, // new
const TopoDS_Face& aF,
(const TopoDS_Edge& theE2, // old
const TopoDS_Edge& theE1, // new
const TopoDS_Face& theF,
const Handle(IntTools_Context)& aCtx)
{
Standard_Boolean bIsToReverse, bIsClosed, bComp;
@ -73,6 +73,13 @@ Standard_Integer BOPTools_AlgoTools2D::AttachExistingPCurve
//
iRet=0;
//
TopoDS_Face aF = theF;
aF.Orientation (TopAbs_FORWARD);
TopoDS_Edge aE1 = theE1;
aE1.Orientation (TopAbs_FORWARD);
TopoDS_Edge aE2 = theE2;
aE2.Orientation (TopAbs_FORWARD);
//
aC2Dold=BRep_Tool::CurveOnSurface(aE2, aF, aT21, aT22);
if (aC2Dold.IsNull()){
iRet=1;

78
tests/bugs/modalg_7/bug30760 Normal file
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@ -0,0 +1,78 @@
puts "TODO CR29596 ALL: Warning: Intersection of pair of shapes has failed"
puts "========"
puts "30760: Modeling Algorithms - Intersection fails in Occt 7.3.0"
puts "========"
puts ""
restore [locate_data_file bug30760_shapes.brep] a12
# copy the shape to use in other operation
# with different order of arguments
tcopy a12 a21
explode a12
bclearobjects
bcleartools
baddobjects a12_1
baddtools a12_2
bfillds
bbop r12_0 0
bbop r12_1 1
bbop r12_2 2
bbop r12_3 3
bbop r12_4 4
bbuild r12_5
explode a21
bclearobjects
bcleartools
baddobjects a21_2
baddtools a21_1
bfillds
bbop r21_0 0
bbop r21_1 1
bbop r21_3 2; # for different order cut = cut21
bbop r21_2 3; # for different order cut21 = cut
bbop r21_4 4
bbuild r21_5
foreach i { 0 1 2 3 4 5} {
checkshape r12_$i
if {![regexp "OK" [bopcheck r12_$i]]} {
puts "Error: r12_$i is self-intersecting shape"
}
checkprops r12_$i -equal r21_$i
checknbshapes r12_$i -ref [nbshapes r21_$i]
}
foreach i { 0 1 2 3 4 5} {
checkshape r21_$i
if {![regexp "OK" [bopcheck r21_$i]]} {
puts "Error: r21_$i is self-intersecting shape"
}
}
checkprops r12_0 -s 0.0550925 -v 0.000106046
checknbshapes r12_0 -wire 14 -face 14 -shell 1 -solid 1 -t
checkprops r12_1 -s 0.84475 -v 0.00502274
checknbshapes r12_1 -wire 34 -face 34 -shell 1 -solid 1 -t
checkprops r12_2 -s 0.765963 -v 0.00366102
checknbshapes r12_2 -wire 24 -face 24 -shell 1 -solid 1 -t
checkprops r12_3 -s 0.117011 -v 0.00125568
checknbshapes r12_3 -wire 14 -face 14 -shell 1 -solid 1 -t
checkprops r12_4 -l 1.99738
checksection r12_4 -r 8
checkprops r12_5 -s 0.99316 -v 0.00512878
checknbshapes r12_5 -wire 43 -face 43 -shell 3 -solid 3 -t
checkview -display r12_5 -2d -path ${imagedir}/${test_image}.png