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0030921: Data Exchange - STEPCAFControl_Reader incorrectly reads the specified stp file -- fix

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The number of weights is adjusted to the number of poles in StepToGeom::MakeBSplineCurve(2d).
This commit is contained in:
asuraven 2020-09-15 21:14:39 +03:00 committed by bugmaster
parent c3da64a686
commit 3940436ae2
2 changed files with 34 additions and 3 deletions
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6
src/StepToGeom/StepToGeom_MakeBSplineCurve.pxx
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@ -126,9 +126,9 @@
BSplineCurve_retour CC; BSplineCurve_retour CC;
if (SC->IsKind(STANDARD_TYPE(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve))) { if (SC->IsKind(STANDARD_TYPE(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve))) {
const Handle(TColStd_HArray1OfReal)& aWeight = BSCWR->WeightsData(); const Handle(TColStd_HArray1OfReal)& aWeight = BSCWR->WeightsData();
TColStd_Array1OfReal W(1,NbPoles); TColStd_Array1OfReal W(1, NbPoles - aSumMulDiff);
for (i=1; i<=NbPoles; i++) for (i= 1 + aFMulDiff; i<= NbPoles - aLMulDiff; i++)
W.SetValue(i,aWeight->Value(i)); W.SetValue(i - aFMulDiff,aWeight->Value(i));
CC = new BSplineCurve_gen(Poles, W, Kn, Mult, Deg, shouldBePeriodic); CC = new BSplineCurve_gen(Poles, W, Kn, Mult, Deg, shouldBePeriodic);
} }
else else

31
tests/bugs/step/bug30921 Normal file
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@ -0,0 +1,31 @@
puts "========"
puts "OCC30921"
puts "========"
puts ""
##########################################################################
# STEPCAFControl_Reader incorrectly reads the specified stp file
##########################################################################
stepread [locate_data_file bug30921.stp] a *
tpcompound result
checkprops result -s 288180
puts "REQUIRED All: Faulty shapes in variables faulty_1 to faulty_39"
checkshape result
set nbshapes_expected "
Number of shapes in shape
VERTEX : 2858
EDGE : 4331
WIRE : 1758
FACE : 1514
SHELL : 21
SOLID : 21
COMPSOLID : 0
COMPOUND : 1
SHAPE : 10504
"
checknbshapes result -ref ${nbshapes_expected} -t -m "Shape"
checkview -display result -3d -path ${imagedir}/${test_image}.png