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0023703: Projection algorithm produces incomplete 2D-Curve

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Change compare algorithm.
Adding test case for this fix

Signed-off-by: skv <skv@opencascade.com>
This commit is contained in:
nbv 2013-02-15 17:04:16 +04:00 committed by skv
parent 02cf3438e4
commit f14977a23c
2 changed files with 30 additions and 5 deletions
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15
src/ProjLib/ProjLib_CompProjectedCurve.cxx
View File

@ -661,22 +661,27 @@ static Standard_Boolean InitialPoint(const gp_Pnt& Point,
// as initial point for aPrjPS, so we switch them
gp_Vec2d D;
if(U == Uinf && mySurface->IsUPeriodic())
if((Abs(U - Uinf) < mySurface->UResolution(Precision::PConfusion())) &&
mySurface->IsUPeriodic())
{
d1(t, U, V, D, myCurve, mySurface);
if (D.X() < 0) U = Usup;
}
else if(U == Usup && mySurface->IsUPeriodic())
{
else if((Abs(U - Usup) < mySurface->UResolution(Precision::PConfusion())) &&
mySurface->IsUPeriodic())
{
d1(t, U, V, D, myCurve, mySurface);
if (D.X() > 0) U = Uinf;
}
if(V == Vinf && mySurface->IsVPeriodic())
if((Abs(V - Vinf) < mySurface->VResolution(Precision::PConfusion())) &&
mySurface->IsVPeriodic())
{
d1(t, U, V, D, myCurve, mySurface);
if (D.Y() < 0) V = Vsup;
}
else if(V == Vsup && mySurface->IsVPeriodic())
else if((Abs(V - Vsup) <= mySurface->VResolution(Precision::PConfusion())) &&
mySurface->IsVPeriodic())
{
d1(t, U, V, D, myCurve, mySurface);
if (D.Y() > 0) V = Vinf;

20
tests/bugs/moddata/bug23703 Executable file
View File

@ -0,0 +1,20 @@
puts "========"
puts "CR23703"
puts "========"
puts ""
####################################################################
## Projection algorithm produces incomplete 2D-Curve
####################################################################
restore [locate_data_file bug23703_c2x.brep] c
restore [locate_data_file bug23703_s1.brep] s
mkface f s
pcurve f
project c2d c s
v2d
2dfit
set only_screen_axo 1