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9dd8af261f
- implemented Select3D_SensitiveCylinder class performing an analytical intersection with an untriangulated cone/cylinder - added tests
105 lines
4.2 KiB
C++
105 lines
4.2 KiB
C++
// Created on: 2021-04-19
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// Created by: Maria KRYLOVA
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// Copyright (c) 2021 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <Select3D_SensitiveCylinder.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(Select3D_SensitiveCylinder, Select3D_SensitiveEntity)
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//==================================================
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// Function: Select3D_SensitiveSphere
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// Purpose :
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//==================================================
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Select3D_SensitiveCylinder::Select3D_SensitiveCylinder (const Handle(SelectMgr_EntityOwner)& theOwnerId,
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const Standard_Real theBottomRad,
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const Standard_Real theTopRad,
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const Standard_Real theHeight,
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const gp_Trsf& theTrsf)
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: Select3D_SensitiveEntity (theOwnerId),
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myTrsf (theTrsf),
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myBottomRadius (theBottomRad),
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myTopRadius (theTopRad),
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myHeight (theHeight)
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{
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}
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//==================================================
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// Function: Matches
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// Purpose :
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//==================================================
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Standard_Boolean Select3D_SensitiveCylinder::Matches (SelectBasics_SelectingVolumeManager& theMgr,
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SelectBasics_PickResult& thePickResult)
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{
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if (theMgr.GetActiveSelectionType() != SelectMgr_SelectionType_Point)
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{
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if (!theMgr.IsOverlapAllowed())
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{
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bool isInside = true;
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return theMgr.OverlapsCylinder (myBottomRadius, myTopRadius, myHeight, myTrsf, &isInside) && isInside;
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}
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else
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{
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return theMgr.OverlapsCylinder (myBottomRadius, myTopRadius, myHeight, myTrsf, NULL);
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}
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}
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if (!theMgr.OverlapsCylinder (myBottomRadius, myTopRadius, myHeight, myTrsf, thePickResult))
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{
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return false;
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}
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thePickResult.SetDistToGeomCenter (theMgr.DistToGeometryCenter (CenterOfGeometry()));
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return true;
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}
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//==================================================
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// Function: GetConnected
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// Purpose :
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//==================================================
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Handle(Select3D_SensitiveEntity) Select3D_SensitiveCylinder::GetConnected()
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{
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Handle(Select3D_SensitiveEntity) aNewEntity = new Select3D_SensitiveCylinder (myOwnerId, myBottomRadius,
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myTopRadius, myHeight,
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myTrsf);
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return aNewEntity;
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}
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//==================================================
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// Function: BoundingBox
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// Purpose :
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//==================================================
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Select3D_BndBox3d Select3D_SensitiveCylinder::BoundingBox()
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{
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Standard_Real aMaxRad = Max (myBottomRadius, myTopRadius);
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gp_Pnt aCenterBottom (0, 0, 0);
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gp_Pnt aCenterTop (0, 0, myHeight);
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aCenterBottom.Transform (myTrsf);
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aCenterTop.Transform (myTrsf);
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const SelectMgr_Vec3 aMinPnt (Min (aCenterBottom.X(), aCenterTop.X()) - aMaxRad,
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Min (aCenterBottom.Y(), aCenterTop.Y()) - aMaxRad,
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Min (aCenterBottom.Z(), aCenterTop.Z()) - aMaxRad);
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const SelectMgr_Vec3 aMaxPnt (Max (aCenterBottom.X(), aCenterTop.X()) + aMaxRad,
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Max (aCenterBottom.Y(), aCenterTop.Y()) + aMaxRad,
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Max (aCenterBottom.Z(), aCenterTop.Z()) + aMaxRad);
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return Select3D_BndBox3d (aMinPnt, aMaxPnt);
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}
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//==================================================
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// Function: CenterOfGeometry
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// Purpose :
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//==================================================
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gp_Pnt Select3D_SensitiveCylinder::CenterOfGeometry() const
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{
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return gp_Pnt (0, 0, myHeight / 2).Transformed (myTrsf);
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}
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