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0024068: Wrong result done by projection algorithm

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Corrected number of nodes needed to create tree in case of BSplineSurface on current master.
Test case for issue CR24068
This commit is contained in:
aml 2013-10-03 14:36:41 +04:00 committed by bugmaster
parent 89d8607f13
commit 59fcbcaeaa
2 changed files with 87 additions and 0 deletions
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10
src/Extrema/Extrema_GenExtPS.cxx
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@ -707,6 +707,16 @@ void Extrema_GenExtPS::BuildTree()
if ( ! mySphereUBTree.IsNull() )
return;
if (myS->GetType() == GeomAbs_BSplineSurface) {
Handle(Geom_BSplineSurface) aBspl = myS->BSpline();
Standard_Integer aUValue = aBspl->UDegree() * aBspl->NbUKnots();
Standard_Integer aVValue = aBspl->VDegree() * aBspl->NbVKnots();
if (aUValue > myusample)
myusample = aUValue;
if (aVValue > myvsample)
myvsample = aVValue;
}
Standard_Real PasU = myusup - myumin;
Standard_Real PasV = myvsup - myvmin;
Standard_Real U0 = PasU / myusample / 100.;

77
tests/bugs/moddata_3/bug24068 Normal file
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@ -0,0 +1,77 @@
puts "========"
puts "CR24068"
puts "========"
puts ""
#######################################################################
# Wrong result done by projection algorithm
#######################################################################
restore [locate_data_file bug23100_qf.brep] f
explode f
copy f_2 f
set CMP_TOL 5.0e-14
# 1
point p_1 100 86.6025403784439 2.25000977226544
vertex v_1 100 86.6025403784439 2.25000977226544
set GOOD_DIST_1 2.0175535360778957e-14
set log_1 [projponf f p_1 -min -t]
regexp {proj dist = ([-0-9.+eE]+)} ${log_1} full distmax_1
if { [expr abs(${distmax_1} - ${GOOD_DIST_1})] > ${CMP_TOL} } {
puts "Error: Wrong distanse (# 1)"
} else {
puts "OK: Good distanse (# 1)"
}
distmini d_1 v_1 f
set distmin_1 [dval d_1_val]
if { [expr abs(${distmin_1} - ${GOOD_DIST_1})] > ${CMP_TOL} } {
puts "Error: Wrong minidistanse (# 1)"
} else {
puts "OK: Good minidistanse (# 1)"
}
# 2
point p_2 100 86.6025403784439 8.2500100656622
vertex v_2 100 86.6025403784439 8.2500100656622
set GOOD_DIST_2 9.9491842071163076e-14
set log_2 [projponf f p_2 -min -t]
regexp {proj dist = ([-0-9.+eE]+)} ${log_2} full distmax_2
if { [expr abs(${distmax_2} - ${GOOD_DIST_2})] > ${CMP_TOL} } {
puts "Error: Wrong distanse (# 2)"
} else {
puts "OK: Good distanse (# 2)"
}
distmini d_2 v_2 f
set distmin_2 [dval d_2_val]
if { [expr abs(${distmin_2} - ${GOOD_DIST_2})] > ${CMP_TOL} } {
puts "Error: Wrong minidistanse (# 2)"
} else {
puts "OK: Good minidistanse (# 2)"
}
# 3
point p_3 100 86.602540378443891 11.249990478996615
vertex v_3 100 86.602540378443891 11.249990478996615
set GOOD_DIST_3 2.8421709430404007e-14
set log_3 [projponf f p_3 -min -t]
regexp {proj dist = ([-0-9.+eE]+)} ${log_3} full distmax_3
if { [expr abs(${distmax_3} - ${GOOD_DIST_3})] > ${CMP_TOL} } {
puts "Error: Wrong distanse (# 3)"
} else {
puts "OK: Good distanse (# 3)"
}
distmini d_3 v_3 f
set distmin_3 [dval d_3_val]
if { [expr abs(${distmin_3} - ${GOOD_DIST_3})] > ${CMP_TOL} } {
puts "Error: Wrong minidistanse (# 3)"
} else {
puts "OK: Good minidistanse (# 3)"
}