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0027033: Modeling -- ensure stable result of area calculation

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The method BRepGProp_Face::LKnots has been corrected to make proper initialization of the output data for the case of a circle.
Added test case bugs/modalg_6/bug27033
This commit is contained in:
msv 2016-11-25 12:40:25 +03:00 committed by apn
parent 168077a6dc
commit 89aebdea8d
2 changed files with 17 additions and 1 deletions
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2
src/BRepGProp/BRepGProp_Face.cxx
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@ -470,7 +470,7 @@ void BRepGProp_Face::LKnots(TColStd_Array1OfReal& Knots) const
break;
case GeomAbs_Circle:
case GeomAbs_Ellipse:
Knots(1) = 0.0; Knots(2) = M_PI*2.0/3.0; Knots(3) = M_PI*4.0/3.0; Knots(2) = M_PI*6.0/3.0;
Knots(1) = 0.0; Knots(2) = M_PI*2.0/3.0; Knots(3) = M_PI*4.0/3.0; Knots(4) = M_PI*6.0/3.0;
break;
case GeomAbs_Parabola:
case GeomAbs_Hyperbola:

16
tests/bugs/modalg_6/bug27033 Normal file
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@ -0,0 +1,16 @@
puts "========="
puts "OCC27033"
puts "========="
puts ""
#############################################################
# Modeling -- ensure stable result of area calculation
#############################################################
pload XDE
stepread [locate_data_file OCC11856.stp] a *
for {set i 1} {$i < 100} {incr i} {
checkprops a_1 -s 647779 -eps 0.1
}
checkview -display a_1 -2d -path ${imagedir}/${test_image}.png