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fe758dbe2c
Set constant state for the method NbSubElement to be able to call it from other constant methods (e.g. DumpJson of Select3D_SensitiveEntity).
129 lines
4.8 KiB
C++
129 lines
4.8 KiB
C++
// Created on: 2005-01-21
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// Created by: Alexander SOLOVYOV
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// Copyright (c) 2005-2014 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 <MeshVS_SensitivePolyhedron.hxx>
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#include <gp_Lin.hxx>
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#include <MeshVS_HArray1OfSequenceOfInteger.hxx>
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#include <MeshVS_Tool.hxx>
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#include <NCollection_Vec4.hxx>
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#include <Select3D_SensitiveEntity.hxx>
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#include <TColgp_Array1OfPnt.hxx>
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#include <TColgp_HArray1OfPnt.hxx>
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#include <TColgp_Array1OfPnt2d.hxx>
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#include <TColStd_SequenceOfInteger.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(MeshVS_SensitivePolyhedron,Select3D_SensitiveEntity)
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//================================================================
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// Function : Constructor MeshVS_SensitivePolyhedron
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// Purpose :
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//================================================================
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MeshVS_SensitivePolyhedron::MeshVS_SensitivePolyhedron (const Handle(SelectMgr_EntityOwner)& theOwner,
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const TColgp_Array1OfPnt& theNodes,
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const Handle(MeshVS_HArray1OfSequenceOfInteger)& theTopo)
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: Select3D_SensitiveEntity (theOwner),
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myTopo (theTopo)
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{
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Standard_Integer aPlaneLowIdx = theTopo->Lower();
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Standard_Integer aPlaneUpIdx = theTopo->Upper();
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Standard_Integer aNodesLowerIdx = theNodes.Lower();
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myNodes = new TColgp_HArray1OfPnt (aNodesLowerIdx, theNodes.Upper());
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myCenter = gp_XYZ (0.0, 0.0, 0.0);
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for (Standard_Integer aPlaneIdx = aPlaneLowIdx; aPlaneIdx <= aPlaneUpIdx; ++aPlaneIdx)
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{
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Standard_Integer aVertNb = theTopo->Value (aPlaneIdx).Length();
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Handle(TColgp_HArray1OfPnt) aVertArray = new TColgp_HArray1OfPnt (0, aVertNb - 1);
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for (Standard_Integer aVertIdx = 1; aVertIdx <= aVertNb; ++aVertIdx)
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{
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Standard_Integer aNodeIdx = theTopo->Value (aPlaneIdx).Value (aVertIdx);
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const gp_Pnt& aVert = theNodes.Value (aNodeIdx + aNodesLowerIdx);
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aVertArray->SetValue (aVertIdx - 1, aVert);
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myNodes->SetValue (aNodeIdx + aNodesLowerIdx, aVert);
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myBndBox.Add (SelectMgr_Vec3 (aVert.X(), aVert.Y(), aVert.Z()));
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myCenter += aVert.XYZ();
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}
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myTopology.Append (aVertArray);
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}
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myCenter.Divide (theNodes.Length());
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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) MeshVS_SensitivePolyhedron::GetConnected()
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{
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Handle(MeshVS_SensitivePolyhedron) aNewEnt = new
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MeshVS_SensitivePolyhedron (myOwnerId, myNodes->Array1(), myTopo);
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return aNewEnt;
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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 MeshVS_SensitivePolyhedron::Matches (SelectBasics_SelectingVolumeManager& theMgr,
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SelectBasics_PickResult& thePickResult)
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{
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SelectBasics_PickResult aPickResult;
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for (MeshVS_PolyhedronVertsIter aIter (myTopology); aIter.More(); aIter.Next())
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{
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if (theMgr.Overlaps (aIter.Value(), Select3D_TOS_INTERIOR, aPickResult))
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{
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thePickResult = SelectBasics_PickResult::Min (thePickResult, aPickResult);
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}
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}
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if (!thePickResult.IsValid())
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{
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return Standard_False;
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}
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thePickResult.SetDistToGeomCenter (theMgr.DistToGeometryCenter (CenterOfGeometry()));
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return Standard_True;
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}
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//=======================================================================
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// function : NbSubElements
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// purpose : Returns the amount of nodes of polyhedron
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//=======================================================================
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Standard_Integer MeshVS_SensitivePolyhedron::NbSubElements() const
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{
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return myNodes->Length();
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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 MeshVS_SensitivePolyhedron::BoundingBox()
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{
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return myBndBox;
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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 MeshVS_SensitivePolyhedron::CenterOfGeometry() const
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{
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return myCenter;
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}
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