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0024573: Wrong result of 2d-offset algorithm on customer's shape

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Test cases for issue CR24573
This commit is contained in:
jgv 2014-01-30 16:07:12 +04:00 committed by bugmaster
parent e226a50679
commit 8a6db25a62
7 changed files with 107 additions and 38 deletions
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2
src/Bisector/Bisector_BisecAna.cxx
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@ -808,7 +808,7 @@ void Bisector_BisecAna::Perform(const Handle(Geom2d_Curve)& afirstcurve ,
// Bissectrice point - circle. +
//=============================================================================
case 1 : {
GccAna_CircPnt2dBisec Bisector(circle,asecondpoint->Pnt2d());
GccAna_CircPnt2dBisec Bisector(circle, asecondpoint->Pnt2d(), tolerance);
Standard_Real distancemini = Precision::Infinite();
if (Bisector.IsDone()) {
Standard_Integer nbsolution = Bisector.NbSolutions();

14
src/GccAna/GccAna_CircPnt2dBisec.cdl
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@ -46,6 +46,18 @@ Create(Circle1 : Circ2d from gp;
---Purpose: Constructs bisecting curves between the circle Circle1 and the point Point2.
Create(Circle1 : Circ2d from gp;
Point2 : Pnt2d from gp;
Tolerance : Real from Standard) returns CircPnt2dBisec;
---Purpose: Constructs bisecting curves between the circle Circle1 and the point Point2.
-- Tolerance is used.
DefineSolutions(me: in out)
is private;
---Purpose: Defines the number and the type of solutions
-- depending on input data
IsDone(me) returns Boolean from Standard
is static;
---Purpose: Returns true (this construction algorithm never fails).
@ -84,4 +96,6 @@ fields
-- theposition = 0 when the point is on the circle.
-- theposition = -1 when the point is inside the circle.
myTolerance : Real from Standard;
end CircPnt2dBisec;

76
src/GccAna/GccAna_CircPnt2dBisec.cxx
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@ -36,39 +36,49 @@
GccAna_CircPnt2dBisec::
GccAna_CircPnt2dBisec (const gp_Circ2d& Circle ,
const gp_Pnt2d& Point ):
const gp_Pnt2d& Point )
{
circle = Circle;
point = Point;
myTolerance = 1.e-10;
DefineSolutions();
}
circle(Circle),
point(Point) {
GccAna_CircPnt2dBisec::
GccAna_CircPnt2dBisec (const gp_Circ2d& Circle ,
const gp_Pnt2d& Point,
const Standard_Real Tolerance)
{
circle = Circle;
point = Point;
myTolerance = 1.e-10;
if (myTolerance < Tolerance)
myTolerance = Tolerance;
DefineSolutions();
}
//=========================================================================
// Initialization of fields : +
// - circle ( first argument.) +
// - line ( second argument.) +
// - theposition (Integer showing the position of Point +
// correspondingly to Circle.) +
// - NbrSol (Integer showing the number of solutions.) +
// - WellDone (Booleen showing the success or failure of the algorithm). +
//=========================================================================
Standard_Real dist = Circle.Radius()-Point.Distance(Circle.Location());
// if (Abs(dist) < gp::Resolution())
if (Abs(dist) < 1.E-10)
{
theposition = 0;
NbrSol = 1;
}
else if (dist > 0.0)
{
theposition = -1;
NbrSol = 1;
}
else {
theposition = 1;
NbrSol = 2;
}
WellDone = Standard_True;
}
void GccAna_CircPnt2dBisec::DefineSolutions()
{
Standard_Real dist = circle.Radius() - point.Distance(circle.Location());
if (Abs(dist) < myTolerance)
{
theposition = 0;
NbrSol = 1;
}
else if (dist > 0.0)
{
theposition = -1;
NbrSol = 1;
}
else {
theposition = 1;
NbrSol = 2;
}
WellDone = Standard_True;
}
//=========================================================================
// Processing. +
@ -99,8 +109,8 @@ Handle(GccInt_Bisec) GccAna_CircPnt2dBisec::
Standard_Real ycencir = circle.Location().Y();
Standard_Real R1 = circle.Radius();
Standard_Real dist = point.Distance(circle.Location());
// if (dist < gp::Resolution())
if (dist < 1.E-10)
if (dist < myTolerance)
{
gp_Circ2d biscirpnt1(gp_Ax2d(point,gp_Dir2d(1.0,0.0)),R1/2.);
bissol = new GccInt_BCirc(biscirpnt1);

32
tests/bugs/modalg_5/bug24573 Executable file
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@ -0,0 +1,32 @@
puts "============"
puts "OCC24573"
puts "============"
puts ""
#######################################################################
# Wrong result of 2d-offset algorithm on customer's shape
#######################################################################
set BugNumber OCC24573
puts "Load shape ..."
restore [locate_data_file bug24573_Wire.brep] ww
if [catch { mkoffset resoffset ww 1 12.5 } ] {
puts "Faulty ${BugNumber} : mkoffset is wrong"
} else {
renamevar resoffset_1 result
set length 178.54
set nb_v_good 10
set nb_e_good 10
set nb_w_good 1
set nb_f_good 0
set nb_sh_good 0
set nb_sol_good 0
set nb_compsol_good 0
set nb_compound_good 0
set nb_shape_good 21
}
set 2dviewer 1

9
tests/offset/wire_closed_inside_0_005/B4 Normal file → Executable file
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@ -1,5 +1,10 @@
puts "TODO OCC23068 ALL: Error : big tolerance of shape result"
puts "TODO OCC23068 ALL: Faulty shapes in variables faulty_1 to faulty_2"
puts "TODO ?OCC23068 ALL: Error : big tolerance of shape result"
puts "TODO ?OCC23068 ALL: Faulty shapes in variables faulty_1 to faulty_"
puts "TODO OCC23068 ALL: Standard_Failure: BRepFill_OffsetWire::FixHoles"
puts "TODO OCC23068 ALL: Error: Offset is not done"
puts "TODO OCC23068 ALL: Error : The offset cannot be built"
restore [locate_data_file offset_wire_018.brep] s
set length 24.8301

8
tests/offset/wire_closed_inside_0_025/B4 Normal file → Executable file
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@ -1,5 +1,9 @@
puts "TODO OCC23068 ALL: Error : big tolerance of shape result"
puts "TODO OCC23068 ALL: Faulty shapes in variables faulty_1 to faulty_3"
puts "TODO ?OCC23068 ALL: Error : big tolerance of shape result"
puts "TODO OCC23068 ALL: Faulty shapes in variables faulty_1 to faulty_"
puts "TODO OCC23068 ALL: Error : result_1 is NOT a closed wire"
puts "TODO OCC23068 ALL: Error : The length of the resulting shape is"
puts "TODO OCC23068 ALL: Error : The resulting shape is WRONG because it must contain"
restore [locate_data_file offset_wire_018.brep] s
set length 23.8673

4
tests/offset/wire_closed_inside_0_075/B4 Normal file → Executable file
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@ -3,6 +3,10 @@ puts "TODO ?OCC23068 ALL: Error : The offset cannot be built."
puts "TODO ?OCC23068 ALL: An exception was caught"
puts "TODO ?OCC23068 ALL: \\*\\* Exception \\*\\*.*"
puts "TODO ?OCC23748 ALL: Error: Offset is not done."
puts "TODO ?OCC23748 ALL: Error : result is NOT a closed wire"
puts "TODO ?OCC23748 ALL: Faulty shapes in variables faulty_1 to faulty_"
puts "TODO ?OCC23748 ALL: Error : The length of the resulting shape is"
puts "TODO ?OCC23748 ALL: Error : The resulting shape is WRONG"
restore [locate_data_file offset_wire_018.brep] s