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0030686: Visualization, SelectMgr_ViewerSelector - sorting issues of transformation-persistent objects

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SelectMgr_ViewerSelector::updatePoint3d() - added missing Abs() for computed tolerance
and added check to not attempt transforming undefined 3D point.
This commit is contained in:
kgv
2019-05-01 12:24:35 +03:00
committed by bugmaster
parent 6f2411378b
commit b44bf0f8fe
1 changed files with 6 additions and 1 deletions
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7
src/SelectMgr/SelectMgr_ViewerSelector.cxx
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@@ -81,6 +81,11 @@ void SelectMgr_ViewerSelector::updatePoint3d (SelectMgr_SortCriterion& theCriter
{ {
theCriterion.Point = thePickResult.PickedPoint(); theCriterion.Point = thePickResult.PickedPoint();
} }
else if (!thePickResult.IsValid())
{
theCriterion.Point = thePickResult.PickedPoint();
return;
}
else else
{ {
theCriterion.Point = theMgr.DetectedPoint (theCriterion.Depth); theCriterion.Point = theMgr.DetectedPoint (theCriterion.Depth);
@@ -106,7 +111,7 @@ void SelectMgr_ViewerSelector::updatePoint3d (SelectMgr_SortCriterion& theCriter
} }
else else
{ {
const Standard_Real aDistFromEye = (theCriterion.Point.XYZ() - myCameraEye.XYZ()).Dot (myCameraDir.XYZ()); const Standard_Real aDistFromEye = Abs ((theCriterion.Point.XYZ() - myCameraEye.XYZ()).Dot (myCameraDir.XYZ()));
theCriterion.Tolerance = aDistFromEye * myCameraScale * theEntity->SensitivityFactor(); theCriterion.Tolerance = aDistFromEye * myCameraScale * theEntity->SensitivityFactor();
} }
} }