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0025886: Wrong result obtained by projection algorithm

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Usage of current iteration approximation added if necessary.

Test-case for issue #25886
This commit is contained in:
aml 2015-03-12 12:18:49 +03:00 committed by bugmaster
parent 8d44b0a05f
commit 3629864d0b
4 changed files with 47 additions and 2 deletions
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10
src/Approx/Approx_ComputeCLine.gxx
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@ -162,6 +162,16 @@ void Approx_ComputeCLine::Perform(const MultiLine& Line)
if (!Ok && Abs(myfirstU-mylastU) <= TolU)
{
Ok = Standard_True; // stop interval cutting, approx the rest part
if ((thetol3d + thetol2d) < (KeptT3d + KeptT2d))
{
KeptMultiCurve = TheMultiCurve;
KeptUfirst = myfirstU;
KeptUlast = mylastU;
KeptT3d = thetol3d;
KeptT2d = thetol2d;
}
mylastU = KeptUlast;
tolreached = Standard_False; // helas

35
tests/bugs/modalg_5/bug25886 Normal file
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@ -0,0 +1,35 @@
puts "========"
puts "OCC25886"
puts "========"
puts ""
#################################################
# Wrong result obtained by projection algorithm
#################################################
set ok_len_c3x "3.28347"
set ok_len_c5x "3.28346"
smallview -2D-
restore [locate_data_file OCC25886_cx.brep] cx
explode cx
copy cx_1 f
mksurface s f
mkcurve c3 cx_3
mkcurve c5 cx_5
project c3x c3 s
project c5x c5 s
2dfit
set len_c3x [string range [lindex [length c3x] 4] 0 6]
set len_c5x [string range [lindex [length c5x] 4] 0 6]
if {$len_c3x != $ok_len_c3x} {
puts "ERROR: OCC25866 is reproduced. Length of projection is $len_c3x, but expected length is $ok_len_c3x"
}
if {$len_c5x != $ok_len_c5x} {
puts "ERROR: OCC25866 is reproduced. Length of projection is $len_c5x, but expected length is $ok_len_c5x"
}
set only_screen_axo 1

2
tests/de/step_2/O3
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@ -10,7 +10,7 @@ TPSTAT : Faulties = 0 ( 0 ) Warnings = 28 ( 20 ) Summary = 28 ( 20 )
CHECKSHAPE : Wires = 0 ( 0 ) Faces = 0 ( 0 ) Shells = 0 ( 0 ) Solids = 0 ( 0 )
NBSHAPES : Solid = 2 ( 2 ) Shell = 2 ( 2 ) Face = 112 ( 112 ) Summary = 685 ( 687 )
STATSHAPE : Solid = 2 ( 2 ) Shell = 2 ( 2 ) Face = 112 ( 112 ) FreeWire = 0 ( 0 ) FreeEdge = 0 ( 0 ) SharedEdge = 286 ( 288 )
TOLERANCE : MaxTol = 0.5384357498 ( 0.5384357497 ) AvgTol = 0.009441130625 ( 0.009436309132 )
TOLERANCE : MaxTol = 0.5386330267 ( 1.019942733 ) AvgTol = 0.009444234359 ( 0.01316262156 )
LABELS : N0Labels = 1 ( 1 ) N1Labels = 0 ( 0 ) N2Labels = 0 ( 0 ) TotalLabels = 1 ( 1 ) NameLabels = 1 ( 1 ) ColorLabels = 0 ( 0 ) LayerLabels = 0 ( 0 )
PROPS : Centroid = 0 ( 0 ) Volume = 0 ( 0 ) Area = 0 ( 0 )
NCOLORS : NColors = 0 ( 0 )

2
tests/de/step_4/D2
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@ -7,7 +7,7 @@ TPSTAT : Faulties = 0 ( 0 ) Warnings = 10 ( 14 ) Summary = 10 ( 14 )
CHECKSHAPE : Wires = 0 ( 0 ) Faces = 0 ( 0 ) Shells = 0 ( 0 ) Solids = 0 ( 0 )
NBSHAPES : Solid = 2 ( 2 ) Shell = 2 ( 2 ) Face = 108 ( 108 ) Summary = 673 ( 673 )
STATSHAPE : Solid = 2 ( 2 ) Shell = 2 ( 2 ) Face = 108 ( 108 ) FreeWire = 0 ( 0 ) FreeEdge = 0 ( 0 ) SharedEdge = 282 ( 282 )
TOLERANCE : MaxTol = 0.5384357498 ( 0.5384357497 ) AvgTol = 0.01216240032 ( 0.0121742825 )
TOLERANCE : MaxTol = 0.5386330267 ( 1.019942733 ) AvgTol = 0.01216555298 ( 0.01597193199 )
LABELS : N0Labels = 1 ( 1 ) N1Labels = 0 ( 0 ) N2Labels = 0 ( 0 ) TotalLabels = 1 ( 1 ) NameLabels = 1 ( 1 ) ColorLabels = 0 ( 0 ) LayerLabels = 0 ( 0 )
PROPS : Centroid = 0 ( 0 ) Volume = 0 ( 0 ) Area = 0 ( 0 )
NCOLORS : NColors = 0 ( 0 )