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0025024: BSplCLib::PrepareInsertKnots reports incorrect number of poles

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Added test bugs fclasses bug25024
This commit is contained in:
khlebnikov 2014-09-25 12:47:03 +04:00 committed by bugmaster
parent 34028c1ff3
commit c1c03615f6
2 changed files with 24 additions and 3 deletions
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16
src/BSplCLib/BSplCLib.cxx
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@ -1702,6 +1702,7 @@ Standard_Boolean BSplCLib::PrepareInsertKnots
ak++;
}
Standard_Integer aLastKnotMult = Mults (Knots.Upper());
Standard_Real au,oldau = AddKnots(ak),Eps;
while (ak <= AddKnots.Upper()) {
@ -1741,7 +1742,15 @@ Standard_Boolean BSplCLib::PrepareInsertKnots
}
else if (amult > mult) {
if (amult > Degree) amult = Degree;
sigma += amult - mult;
if (k == Knots.Upper () && Periodic)
{
aLastKnotMult = Max (amult, mult);
sigma += 2 * (aLastKnotMult - mult);
}
else
{
sigma += amult - mult;
}
}
/*
// on periodic curves if this is the last knot
@ -1779,7 +1788,7 @@ Standard_Boolean BSplCLib::PrepareInsertKnots
//instance);
//respectively AddMults() must meet this requirement if AddKnots() contains
//knot(s) coincident with first or last
NbPoles = sigma - Mults(Knots.Upper());
NbPoles = sigma - aLastKnotMult;
}
else {
NbPoles = sigma - Degree - 1;
@ -1968,7 +1977,8 @@ void BSplCLib::InsertKnots
if (Periodic) {
// on periodic curve the first and last knot are delayed to the end
if (curk == Knots.Lower() || (curk == Knots.Upper())) {
firstmult += depth;
if (firstmult == 0) // do that only once
firstmult += depth;
depth = 0;
}
}

11
tests/bugs/fclasses/bug25024 Normal file
View File

@ -0,0 +1,11 @@
puts "============"
puts "OCC25024"
puts "============"
puts ""
#######################################################################
# BSplCLib::PrepareInsertKnots reports incorrect number of poles
#######################################################################
restore [locate_data_file bug25024_wires.brep] w
explode w
thrusections r 0 0 w_1 w_2