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0027891: Visualization - FPE due to use of DBL_MAX in SelectMgr_SelectingVolumeManager::DetectedPoint()

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This commit is contained in:
kgv
2016-09-23 15:33:40 +03:00
parent 8e5fb5eabc
commit 949c9b7f28
6 changed files with 14 additions and 6 deletions
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4
src/SelectMgr/SelectMgr_SelectingVolumeManager.cxx
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@@ -380,7 +380,9 @@ Standard_Real SelectMgr_SelectingVolumeManager::DistToGeometryCenter (const gp_P
gp_Pnt SelectMgr_SelectingVolumeManager::DetectedPoint (const Standard_Real theDepth) const
{
if (myActiveSelectionType != Point)
return gp_Pnt (RealLast(), RealLast(), RealLast());
{
Standard_ProgramError::Raise ("SelectMgr_SelectingVolumeManager::DetectedPoint() should be called only for Point selection type");
}
return mySelectingVolumes[Frustum]->DetectedPoint (theDepth);
}

4
src/SelectMgr/SelectMgr_SelectingVolumeManager.hxx
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@@ -154,8 +154,8 @@ public:
//! screen point and given point theCOG
Standard_EXPORT virtual Standard_Real DistToGeometryCenter (const gp_Pnt& theCOG) Standard_OVERRIDE;
//! Calculates the point on a view ray that was detected during the run of selection algo by given depth. Is valid for point
//! selection only
//! Calculates the point on a view ray that was detected during the run of selection algo by given depth.
//! Throws exception if active selection type is not Point.
Standard_EXPORT virtual gp_Pnt DetectedPoint (const Standard_Real theDepth) const Standard_OVERRIDE;
//! Checks if the point of sensitive in which selection was detected belongs

5
src/SelectMgr/SelectMgr_ViewerSelector.cxx
View File

@@ -64,6 +64,11 @@ namespace {
const gp_GTrsf& theInversedTrsf,
SelectMgr_SelectingVolumeManager& theMgr)
{
if (theMgr.GetActiveSelectionType() != SelectMgr_SelectingVolumeManager::Point)
{
return;
}
theCriterion.Point = theMgr.DetectedPoint (theCriterion.Depth);
gp_GTrsf anInvTrsf = theInversedTrsf;
if (theCriterion.Entity->HasInitLocation())