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0030777: Visualization - Incorrect selection/highlighting of clipped objects

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SelectMgr_ViewerSelector::traverseObject() now handles Object clipping planes in the same way as View clipping planes.
This commit is contained in:
kgv
2019-06-16 17:09:14 +03:00
committed by bugmaster
parent 3b739e69c9
commit fe525c6f7c
13 changed files with 124 additions and 214 deletions
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20
src/SelectMgr/SelectMgr_SelectingVolumeManager.hxx
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@@ -158,11 +158,6 @@ public:
//! 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
//! to the region defined by clipping planes
Standard_EXPORT virtual Standard_Boolean IsClipped (const Graphic3d_SequenceOfHClipPlane& thePlanes,
const Standard_Real& theDepth) const;
//! Is used for rectangular selection only
//! If theIsToAllow is false, only fully included sensitives will be detected, otherwise the algorithm will
//! mark both included and overlapped entities as matched
@@ -173,13 +168,15 @@ public:
//! Return view clipping planes.
const Handle(Graphic3d_SequenceOfHClipPlane)& ViewClipping() const { return myViewClipPlanes; }
//! Valid for point selection only!
//! Computes depth range for global (defined for the whole view) clipping planes.
Standard_EXPORT void SetViewClipping (const Handle(Graphic3d_SequenceOfHClipPlane)& thePlanes);
//! Return object clipping planes.
const Handle(Graphic3d_SequenceOfHClipPlane)& ObjectClipping() const { return myObjectClipPlanes; }
//! Set if view clipping plane is enabled or not.
//! @return previous flag value
Standard_EXPORT Standard_Boolean SetViewClippingEnabled (const Standard_Boolean theToEnable);
//! Valid for point selection only!
//! Computes depth range for clipping planes.
//! @param theViewPlanes global view planes
//! @param theObjPlanes object planes
Standard_EXPORT void SetViewClipping (const Handle(Graphic3d_SequenceOfHClipPlane)& theViewPlanes,
const Handle(Graphic3d_SequenceOfHClipPlane)& theObjPlanes);
//! A set of helper functions that return rectangular selecting frustum data
Standard_EXPORT const gp_Pnt* GetVertices() const;
@@ -235,6 +232,7 @@ private:
Handle(SelectMgr_BaseFrustum) mySelectingVolumes[VolumeTypesNb]; //!< Array of selecting volumes
Handle(Graphic3d_SequenceOfHClipPlane) myViewClipPlanes; //!< view clipping planes
Handle(Graphic3d_SequenceOfHClipPlane) myObjectClipPlanes; //!< object clipping planes
Standard_Boolean myToAllowOverlap; //!< Defines if partially overlapped entities will me detected or not
};