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0026202: Wrong result of chamfer on cylindrical surface: wrong value of chord

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Test case for issue CR26202
This commit is contained in:
jgv 2015-05-14 17:03:42 +03:00 committed by bugmaster
parent 56e26740b4
commit 12945d7720
2 changed files with 45 additions and 9 deletions
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14
src/ChFiKPart/ChFiKPart_ComputeData_ChPlnCyl.cxx
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@ -353,15 +353,11 @@ Standard_Boolean ChFiKPart_MakeChamfer(TopOpeBRepDS_DataStructure& DStr,
gp_Ax3 AxCyl = Cyl.Position();
// OrCyl is the point on axis of cylinder in the plane normal to the
// axis containing OrSpine
gp_Pnt Loc = AxCyl.Location();
gp_Vec LocSp(Loc, OrSpine);
gp_XYZ temp = AxCyl.Direction().XYZ();
temp = temp.Multiplied(LocSp.XYZ().Multiplied(temp) );
OrCyl.SetXYZ( (Loc.XYZ()).Added(temp) );
// gp_XYZ temp = AxCyl.Direction().XYZ();
// temp = temp.Multiplied( OrSpine.XYZ().Multiplied(temp) );
// OrCyl.SetXYZ( (AxCyl.Location().XYZ()).Added(temp) );
// Project <OrSpine> onto <AxCyl>
gp_XYZ AxLoc = AxCyl.Location().XYZ(); //aLine.Location().XYZ();
gp_XYZ AxDir = AxCyl.Direction().XYZ();
Standard_Real Parameter = (OrSpine.XYZ() - AxLoc) * AxDir;
OrCyl.SetXYZ( AxLoc + Parameter * AxDir );
//construction of POnPln
gp_Vec VecTranslPln,tmp;

40
tests/bugs/modalg_6/bug26202 Executable file
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@ -0,0 +1,40 @@
puts "============"
puts "OCC26202"
puts "============"
puts ""
#######################################################################
# Wrong result of chamfer on cylindrical surface: wrong value of chord
#######################################################################
restore [locate_data_file bug26202_shell.brep] b
explode b
explode b_2 e
smallview
donly b b_2_1
fit
xwd $imagedir/${test_image}_1.png
chamf q b b_2_1 b_2 0.02 0.01
explode q v
explode b v
donly b_2 q_1 q_5
fit
xwd $imagedir/${test_image}_2.png
donly q b b_2 q_1 q_5
xwd $imagedir/${test_image}_3.png
distmini dd b_2 q_5
dump dd_val
#dd_val is 0.013334, but must be 0.02
set info [dump dd_val]
regexp "\\*\\*\\*\\*\\*\\*\\*\\*\\*\\*\\* Dump of dd_val \\*\\*\\*\\*\\*\\*\\*\\*\\*\\*\\*\\*\\*\n(\[-0-9*\.+eE\]+)" $info full Length
set expected_Length 0.02
set tol_abs_Length 1.0e-4
set tol_rel_Length 0.0001
checkreal "Length" ${Length} ${expected_Length} ${tol_abs_Length} ${tol_rel_Length}