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0030486: Visualization - Rubber-band selection does not work with disabled overlap detection

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SelectMgr_RectangularFrustum::Overlaps() now treats degenerated polygon as point instead of returning FALSE.
This commit is contained in:
kgv 2019-02-09 01:38:28 +03:00 committed by apn
parent 5ac0f98974
commit 1ccc1371b9
1 changed files with 11 additions and 4 deletions
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15
src/SelectMgr/SelectMgr_RectangularFrustum.cxx
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@ -537,10 +537,17 @@ Standard_Boolean SelectMgr_RectangularFrustum::Overlaps (const TColgp_Array1OfPn
else if (theSensType == Select3D_TOS_INTERIOR) else if (theSensType == Select3D_TOS_INTERIOR)
{ {
gp_Vec aPolyNorm (gp_XYZ (RealLast(), RealLast(), RealLast())); gp_Vec aPolyNorm (gp_XYZ (RealLast(), RealLast(), RealLast()));
if (!hasOverlap (theArrayOfPnts, aPolyNorm) if (!hasOverlap (theArrayOfPnts, aPolyNorm))
|| !segmentPlaneIntersection (aPolyNorm, {
theArrayOfPnts.First(), return Standard_False;
thePickResult)) }
if (aPolyNorm.Magnitude() <= Precision::Confusion())
{
// treat degenerated polygon as point
return Overlaps (theArrayOfPnts.First(), thePickResult);
}
else if (!segmentPlaneIntersection (aPolyNorm, theArrayOfPnts.First(), thePickResult))
{ {
return Standard_False; return Standard_False;
} }