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https://git.dev.opencascade.org/repos/occt.git
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e35db4162b
Package SortTools and its derived classes are removed; STL sort algorithms are used instead. Comparator objects are mostly reimplemented as local classes.
878 lines
30 KiB
C++
878 lines
30 KiB
C++
// Created on: 1995-02-15
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// Created by: Roberc Coublanc
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// Copyright (c) 1995-1999 Matra Datavision
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// Copyright (c) 1999-2014 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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// Modified by ...
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// ROB JAN/07/98 : Improve Storage of detected entities
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// AGV OCT/23/03 : Optimize the method SortResult() (OCC4201)
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#include <BVH_Tree.hxx>
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#include <gp_Pnt.hxx>
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#include <OSD_Environment.hxx>
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#include <Precision.hxx>
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#include <SelectMgr_ViewerSelector.hxx>
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#include <SelectBasics_EntityOwner.hxx>
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#include <SelectBasics_SensitiveEntity.hxx>
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#include <SelectBasics_PickResult.hxx>
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#include <SelectMgr_EntityOwner.hxx>
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#include <SelectMgr_SortCriterion.hxx>
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#include <SelectMgr_SensitiveEntitySet.hxx>
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#include <TColStd_Array1OfInteger.hxx>
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#include <TCollection_AsciiString.hxx>
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#include <TColStd_HArray1OfInteger.hxx>
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#include <TColStd_ListOfInteger.hxx>
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#include <algorithm>
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namespace {
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// Comparison operator for sorting selection results
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class CompareResults
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{
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public:
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CompareResults (const SelectMgr_IndexedDataMapOfOwnerCriterion& aMapOfCriterion)
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: myMapOfCriterion (aMapOfCriterion)
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{
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}
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Standard_Boolean operator() (Standard_Integer theLeft, Standard_Integer theRight) const
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{
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return myMapOfCriterion.FindFromIndex(theLeft) > myMapOfCriterion.FindFromIndex(theRight);
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}
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private:
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void operator = (const CompareResults&);
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private:
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const SelectMgr_IndexedDataMapOfOwnerCriterion& myMapOfCriterion;
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};
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}
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//=======================================================================
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// function: SelectMgr_ToleranceMap
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// purpose : Sets tolerance values to -1.0
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//=======================================================================
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SelectMgr_ToleranceMap::SelectMgr_ToleranceMap()
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{
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myLargestKey = -1.0;
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myCustomTolerance = -1.0;
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}
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//=======================================================================
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// function: ~SelectMgr_ToleranceMap
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// purpose :
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//=======================================================================
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SelectMgr_ToleranceMap::~SelectMgr_ToleranceMap()
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{
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myTolerances.Clear();
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}
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//=======================================================================
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// function: Add
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// purpose : Adds the value given to map, checks if the current tolerance value
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// should be replaced by theTolerance
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//=======================================================================
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void SelectMgr_ToleranceMap::Add (const Standard_Real& theTolerance)
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{
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if (myTolerances.IsBound (theTolerance))
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{
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Standard_Integer& aFreq = myTolerances.ChangeFind (theTolerance);
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aFreq++;
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if (aFreq == 1 && theTolerance != myLargestKey)
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myLargestKey = Max (theTolerance, myLargestKey);
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}
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else
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{
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if (myTolerances.IsEmpty())
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{
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myTolerances.Bind (theTolerance, 1);
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myLargestKey = theTolerance;
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return;
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}
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myTolerances.Bind (theTolerance, 1);
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myLargestKey = Max (theTolerance, myLargestKey);
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}
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}
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//=======================================================================
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// function: Decrement
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// purpose : Decrements a counter of the tolerance given, checks if the current tolerance value
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// should be recalculated
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//=======================================================================
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void SelectMgr_ToleranceMap::Decrement (const Standard_Real& theTolerance)
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{
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if (myTolerances.IsBound (theTolerance))
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{
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Standard_Integer& aFreq = myTolerances.ChangeFind (theTolerance);
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aFreq--;
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if (Abs (theTolerance - myLargestKey) < Precision::Confusion() && aFreq == 0)
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{
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myLargestKey = 0.0;
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for (NCollection_DataMap<Standard_Real, Standard_Integer>::Iterator anIter (myTolerances); anIter.More(); anIter.Next())
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{
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if (anIter.Value() != 0)
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myLargestKey = Max (myLargestKey, anIter.Key());
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}
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}
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}
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}
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//=======================================================================
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// function: Tolerance
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// purpose : Returns a current tolerance that must be applied
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//=======================================================================
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Standard_Real SelectMgr_ToleranceMap::Tolerance()
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{
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return myCustomTolerance < 0.0 ? myLargestKey : myCustomTolerance;
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}
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//=======================================================================
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// function: SetCustomTolerance
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// purpose : Sets tolerance to the given one and disables adaptive checks
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//=======================================================================
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void SelectMgr_ToleranceMap::SetCustomTolerance (const Standard_Real theTolerance)
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{
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myCustomTolerance = theTolerance;
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}
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//=======================================================================
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// function: ResetDefaults
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// purpose : Unsets a custom tolerance and enables adaptive checks
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//=======================================================================
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void SelectMgr_ToleranceMap::ResetDefaults()
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{
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myCustomTolerance = -1.0;
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}
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//==================================================
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// Function: Initialize
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// Purpose :
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//==================================================
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SelectMgr_ViewerSelector::SelectMgr_ViewerSelector():
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preferclosest(Standard_True),
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mytolerance(2.0),
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myToUpdateTolerance (Standard_True),
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myCurRank (0),
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myIsLeftChildQueuedFirst (Standard_False),
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myEntityIdx (0)
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{
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mySelectableObjects = new SelectMgr_SelectableObjectSet();
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}
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//==================================================
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// Function: Activate
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// Purpose :
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//==================================================
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void SelectMgr_ViewerSelector::Activate (const Handle(SelectMgr_Selection)& theSelection)
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{
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for (theSelection->Init(); theSelection->More(); theSelection->Next())
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{
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theSelection->Sensitive()->SetActiveForSelection();
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}
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theSelection->SetSelectionState (SelectMgr_SOS_Activated);
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myTolerances.Add (theSelection->Sensitivity());
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mytolerance = myTolerances.Tolerance();
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myToUpdateTolerance = Standard_True;
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}
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//==================================================
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// Function: Deactivate
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// Purpose :
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//==================================================
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void SelectMgr_ViewerSelector::Deactivate (const Handle(SelectMgr_Selection)& theSelection)
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{
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for (theSelection->Init(); theSelection->More(); theSelection->Next())
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{
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theSelection->Sensitive()->ResetSelectionActiveStatus();
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}
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theSelection->SetSelectionState (SelectMgr_SOS_Deactivated);
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myTolerances.Decrement (theSelection->Sensitivity());
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mytolerance = myTolerances.Tolerance();
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myToUpdateTolerance = Standard_True;
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}
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//==================================================
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// Function: Clear
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// Purpose :
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//==================================================
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void SelectMgr_ViewerSelector::Clear()
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{
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mystored.Clear();
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myMapOfDetected.Clear();
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}
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//=======================================================================
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// function: isToScaleFrustum
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// purpose : Checks if the entity given requires to scale current selecting frustum
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//=======================================================================
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Standard_Boolean SelectMgr_ViewerSelector::isToScaleFrustum (const Handle(SelectBasics_SensitiveEntity)& theEntity)
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{
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return mySelectingVolumeMgr.GetActiveSelectionType() == SelectMgr_SelectingVolumeManager::Point
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&& theEntity->SensitivityFactor() < myTolerances.Tolerance();
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}
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//=======================================================================
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// function: scaleAndTransform
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// purpose : Applies given scale and transformation matrices to the default selecting volume manager
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//=======================================================================
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SelectMgr_SelectingVolumeManager SelectMgr_ViewerSelector::scaleAndTransform (const Standard_Real theScale,
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const gp_Trsf& theTrsf)
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{
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SelectMgr_SelectingVolumeManager aMgr;
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if (theScale > Precision::Angular())
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{
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aMgr = mySelectingVolumeMgr.Scale (theScale);
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}
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if (theTrsf.Form() != gp_Identity)
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{
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aMgr = aMgr.GetActiveSelectionType() == SelectMgr_SelectingVolumeManager::Unknown ?
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mySelectingVolumeMgr.Transform (theTrsf) : aMgr.Transform (theTrsf);
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}
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return aMgr;
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}
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//=======================================================================
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// function: checkOverlap
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// purpose : Internal function that checks if a particular sensitive
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// entity theEntity overlaps current selecting volume precisely
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//=======================================================================
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void SelectMgr_ViewerSelector::checkOverlap (const Handle(SelectBasics_SensitiveEntity)& theEntity,
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const Standard_Integer theEntityIdx,
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SelectMgr_SelectingVolumeManager& theMgr)
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{
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const Handle(SelectMgr_EntityOwner)& anOwner =
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Handle(SelectMgr_EntityOwner)::DownCast (theEntity->OwnerId());
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SelectBasics_PickResult aPickResult;
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if (theEntity->Matches (theMgr, aPickResult))
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{
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if (!anOwner.IsNull())
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{
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if (HasDepthClipping (anOwner) && theMgr.GetActiveSelectionType() == SelectMgr_SelectingVolumeManager::Point)
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{
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Standard_Boolean isClipped = theMgr.IsClipped (anOwner->Selectable()->GetClipPlanes(),
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aPickResult.Depth());
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if (isClipped)
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return;
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}
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Standard_Integer aPriority = anOwner->Priority();
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SelectMgr_SortCriterion aCriterion (aPriority, aPickResult.Depth(), aPickResult.DistToGeomCenter(), theEntity->SensitivityFactor() / 33, preferclosest);
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if (mystored.Contains (anOwner))
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{
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if (theMgr.GetActiveSelectionType() != 1)
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{
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SelectMgr_SortCriterion& aPrevCriterion = mystored.ChangeFromKey (anOwner);
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if (aCriterion > aPrevCriterion)
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{
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aPrevCriterion = aCriterion;
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myMapOfDetected.ChangeFind (anOwner) = theEntityIdx;
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}
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}
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}
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else
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{
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mystored.Add (anOwner, aCriterion);
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myMapOfDetected.Bind (anOwner, theEntityIdx);
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}
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}
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}
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}
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//=======================================================================
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// function: traverseObject
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// purpose : Internal function that checks if there is possible overlap
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// between some entity of selectable object theObject and
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// current selecting volume
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//=======================================================================
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void SelectMgr_ViewerSelector::traverseObject (const Handle(SelectMgr_SelectableObject)& theObject)
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{
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NCollection_Handle<SelectMgr_SensitiveEntitySet>& anEntitySet =
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myMapOfObjectSensitives.ChangeFind (theObject);
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if (anEntitySet->Size() == 0)
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return;
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const NCollection_Handle<BVH_Tree<Standard_Real, 3> >& aSensitivesTree = anEntitySet->BVH();
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SelectMgr_SelectingVolumeManager aMgr = theObject->HasTransformation() ?
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mySelectingVolumeMgr.Transform (theObject->InversedTransformation()) : mySelectingVolumeMgr;
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NCollection_DataMap<Handle(Standard_Type), SelectMgr_SelectingVolumeManager> aScaledTrnsfFrustums;
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Standard_Integer aNode = 0; // a root node
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if (!aMgr.Overlaps (aSensitivesTree->MinPoint (0),
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aSensitivesTree->MaxPoint (0)))
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{
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return;
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}
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Standard_Integer aStack[32];
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Standard_Integer aHead = -1;
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for (;;)
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{
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if (!aSensitivesTree->IsOuter (aNode))
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{
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const Standard_Integer aLeftChildIdx = aSensitivesTree->LeftChild (aNode);
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const Standard_Integer aRightChildIdx = aSensitivesTree->RightChild (aNode);
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const Standard_Boolean isLeftChildIn = aMgr.Overlaps (aSensitivesTree->MinPoint (aLeftChildIdx),
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aSensitivesTree->MaxPoint (aLeftChildIdx));
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const Standard_Boolean isRightChildIn = aMgr.Overlaps (aSensitivesTree->MinPoint (aRightChildIdx),
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aSensitivesTree->MaxPoint (aRightChildIdx));
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if (isLeftChildIn
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&& isRightChildIn)
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{
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aNode = aLeftChildIdx;
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++aHead;
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aStack[aHead] = aRightChildIdx;
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}
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else if (isLeftChildIn
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|| isRightChildIn)
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{
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aNode = isLeftChildIn ? aLeftChildIdx : aRightChildIdx;
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}
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else
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{
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if (aHead < 0)
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{
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break;
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}
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aNode = aStack[aHead];
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--aHead;
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}
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}
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else
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{
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Standard_Integer aStartIdx = aSensitivesTree->BegPrimitive (aNode);
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Standard_Integer anEndIdx = aSensitivesTree->EndPrimitive (aNode);
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for (Standard_Integer anIdx = aStartIdx; anIdx <= anEndIdx; ++anIdx)
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{
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const Handle(SelectMgr_SensitiveEntity)& aSensitive =
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anEntitySet->GetSensitiveById (anIdx);
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if (aSensitive->IsActiveForSelection())
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{
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const Handle(SelectBasics_SensitiveEntity)& anEnt = aSensitive->BaseSensitive();
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SelectMgr_SelectingVolumeManager aTmpMgr = aMgr;
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if (isToScaleFrustum (anEnt))
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{
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if (!aScaledTrnsfFrustums.IsBound (anEnt->DynamicType()))
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{
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aScaledTrnsfFrustums.Bind (anEnt->DynamicType(),
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scaleAndTransform (anEnt->SensitivityFactor(), theObject->InversedTransformation()));
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}
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aTmpMgr = aScaledTrnsfFrustums.Find (anEnt->DynamicType());
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}
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checkOverlap (anEnt, anIdx, aTmpMgr);
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}
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}
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if (aHead < 0)
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{
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break;
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}
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aNode = aStack[aHead];
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--aHead;
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}
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}
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}
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//=======================================================================
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// function: TraverseSensitives
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// purpose : Traverses BVH containing all added selectable objects and
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// finds candidates for further search of overlap
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//=======================================================================
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void SelectMgr_ViewerSelector::TraverseSensitives()
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{
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mystored.Clear();
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myMapOfDetected.Clear();
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if (mySelectableObjects->Size() == 0)
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return;
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const NCollection_Handle<BVH_Tree<Standard_Real, 3> >& anObjectsTree = mySelectableObjects->BVH();
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Standard_Integer aNode = 0;
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if (!mySelectingVolumeMgr.Overlaps (anObjectsTree->MinPoint (0),
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anObjectsTree->MaxPoint (0)))
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{
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return;
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}
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Standard_Integer aStack[32];
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Standard_Integer aHead = -1;
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for (;;)
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{
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if (!anObjectsTree->IsOuter (aNode))
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{
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const Standard_Integer aLeftChildIdx = anObjectsTree->LeftChild (aNode);
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const Standard_Integer aRightChildIdx = anObjectsTree->RightChild (aNode);
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const Standard_Boolean isLeftChildIn =
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mySelectingVolumeMgr.Overlaps (anObjectsTree->MinPoint (aLeftChildIdx),
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anObjectsTree->MaxPoint (aLeftChildIdx));
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const Standard_Boolean isRightChildIn =
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mySelectingVolumeMgr.Overlaps (anObjectsTree->MinPoint (aRightChildIdx),
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anObjectsTree->MaxPoint (aRightChildIdx));
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if (isLeftChildIn
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&& isRightChildIn)
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{
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aNode = aLeftChildIdx;
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++aHead;
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aStack[aHead] = aRightChildIdx;
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}
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else if (isLeftChildIn
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|| isRightChildIn)
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{
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aNode = isLeftChildIn ? aLeftChildIdx : aRightChildIdx;
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}
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else
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{
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if (aHead < 0)
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{
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break;
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}
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aNode = aStack[aHead];
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--aHead;
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}
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}
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else
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{
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Standard_Integer aStartIdx = anObjectsTree->BegPrimitive (aNode);
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Standard_Integer anEndIdx = anObjectsTree->EndPrimitive (aNode);
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for (Standard_Integer anIdx = aStartIdx; anIdx <= anEndIdx; ++anIdx)
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{
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traverseObject (mySelectableObjects->GetObjectById (anIdx));
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}
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if (aHead < 0)
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{
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break;
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}
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aNode = aStack[aHead];
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--aHead;
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}
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}
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SortResult();
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}
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//==================================================
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// Function: Picked
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// Purpose :
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//==================================================
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Handle(SelectMgr_EntityOwner) SelectMgr_ViewerSelector
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::Picked() const
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{
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Standard_Integer RankInMap = myIndexes->Value (myCurRank);
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const Handle(SelectBasics_EntityOwner)& toto = mystored.FindKey(RankInMap);
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Handle(SelectMgr_EntityOwner) Ownr = *((Handle(SelectMgr_EntityOwner)*) &toto);
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return Ownr;
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}
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//=======================================================================
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//function : More
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//purpose :
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//=======================================================================
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Standard_Boolean SelectMgr_ViewerSelector::More()
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{
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if(mystored.Extent()==0) return Standard_False;
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if(myCurRank==0) return Standard_False;
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return myCurRank <= myIndexes->Length();
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}
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//==================================================
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// Function: OnePicked
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// Purpose : only the best one is chosen
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// depend on priority and mindist...
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//==================================================
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Handle(SelectMgr_EntityOwner) SelectMgr_ViewerSelector
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::OnePicked()
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{
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Init();
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if(More()){
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Standard_Integer RankInMap = myIndexes->Value (myIndexes->Lower());
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const Handle(SelectBasics_EntityOwner)& toto = mystored.FindKey(RankInMap);
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Handle(SelectMgr_EntityOwner) Ownr = *((Handle(SelectMgr_EntityOwner)*) &toto);
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return Ownr;
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}
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Handle (SelectMgr_EntityOwner) NullObj; //returns a null Handle if there was not successfull pick...
|
|
return NullObj;
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//function : NbPicked
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
Standard_Integer SelectMgr_ViewerSelector::NbPicked() const
|
|
{
|
|
return mystored.Extent();
|
|
}
|
|
//=======================================================================
|
|
//function : Picked
|
|
//purpose :
|
|
//=======================================================================
|
|
Handle(SelectMgr_EntityOwner) SelectMgr_ViewerSelector::Picked(const Standard_Integer aRank) const
|
|
{
|
|
|
|
Handle(SelectMgr_EntityOwner) anOwner;
|
|
if (aRank < 1 || aRank > NbPicked())
|
|
return anOwner;
|
|
Standard_Integer anOwnerIdx = myIndexes->Value (aRank);
|
|
|
|
|
|
const Handle(SelectBasics_EntityOwner)& aStoredOwner = mystored.FindKey (anOwnerIdx);
|
|
anOwner = Handle(SelectMgr_EntityOwner)::DownCast (aStoredOwner);
|
|
return anOwner;
|
|
}
|
|
|
|
//===================================================
|
|
//
|
|
// INTERNAL METHODS ....
|
|
//
|
|
//==================================================
|
|
|
|
//==================================================
|
|
// Function: Contains
|
|
// Purpose :
|
|
//==================================================
|
|
Standard_Boolean SelectMgr_ViewerSelector::Contains (const Handle(SelectMgr_SelectableObject)& theObject) const
|
|
{
|
|
return mySelectableObjects->Contains (theObject);
|
|
}
|
|
|
|
//==================================================
|
|
// Function: ActiveModes
|
|
// Purpose : return all the modes with a given state for an object
|
|
//==================================================
|
|
Standard_Boolean SelectMgr_ViewerSelector::Modes (const Handle(SelectMgr_SelectableObject)& theSelectableObject,
|
|
TColStd_ListOfInteger& theModeList,
|
|
const SelectMgr_StateOfSelection theWantedState) const
|
|
{
|
|
Standard_Boolean hasActivatedStates = mySelectableObjects->Contains (theSelectableObject);
|
|
for (theSelectableObject->Init(); theSelectableObject->More(); theSelectableObject->Next())
|
|
{
|
|
if (theWantedState == SelectMgr_SOS_Any)
|
|
{
|
|
theModeList.Append (theSelectableObject->CurrentSelection()->Mode());
|
|
}
|
|
else if (theWantedState == theSelectableObject->CurrentSelection()->GetSelectionState())
|
|
{
|
|
theModeList.Append (theSelectableObject->CurrentSelection()->Mode());
|
|
}
|
|
}
|
|
|
|
return hasActivatedStates;
|
|
}
|
|
|
|
//==================================================
|
|
// Function: IsActive
|
|
// Purpose :
|
|
//==================================================
|
|
Standard_Boolean SelectMgr_ViewerSelector::IsActive (const Handle(SelectMgr_SelectableObject)& theSelectableObject,
|
|
const Standard_Integer theMode) const
|
|
{
|
|
if (!mySelectableObjects->Contains (theSelectableObject))
|
|
return Standard_False;
|
|
|
|
for (theSelectableObject->Init(); theSelectableObject->More(); theSelectableObject->Next())
|
|
{
|
|
if (theMode == theSelectableObject->CurrentSelection()->Mode())
|
|
{
|
|
return theSelectableObject->CurrentSelection()->GetSelectionState() == SelectMgr_SOS_Activated;
|
|
}
|
|
}
|
|
|
|
return Standard_False;
|
|
}
|
|
|
|
//==================================================
|
|
// Function: IsInside
|
|
// Purpose :
|
|
//==================================================
|
|
Standard_Boolean SelectMgr_ViewerSelector::IsInside (const Handle(SelectMgr_SelectableObject)& theSelectableObject,
|
|
const Standard_Integer theMode) const
|
|
{
|
|
if (!mySelectableObjects->Contains (theSelectableObject))
|
|
return Standard_False;
|
|
|
|
for (theSelectableObject->Init(); theSelectableObject->More(); theSelectableObject->Next())
|
|
{
|
|
if (theMode == theSelectableObject->CurrentSelection()->Mode())
|
|
{
|
|
return theSelectableObject->CurrentSelection()->GetSelectionState() != SelectMgr_SOS_Unknown;
|
|
}
|
|
}
|
|
|
|
return Standard_False;
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//function : Status
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
SelectMgr_StateOfSelection SelectMgr_ViewerSelector::Status (const Handle(SelectMgr_Selection)& theSelection) const
|
|
{
|
|
return theSelection->GetSelectionState();
|
|
}
|
|
|
|
//==================================================
|
|
// Function: Status
|
|
// Purpose : gives Information about selectors
|
|
//==================================================
|
|
|
|
TCollection_AsciiString SelectMgr_ViewerSelector::Status (const Handle(SelectMgr_SelectableObject)& theSelectableObject) const
|
|
{
|
|
TCollection_AsciiString aStatus ("Status Object :\n\t");
|
|
|
|
for (theSelectableObject->Init(); theSelectableObject->More(); theSelectableObject->Next())
|
|
{
|
|
if (theSelectableObject->CurrentSelection()->GetSelectionState() != SelectMgr_SOS_Unknown)
|
|
{
|
|
aStatus = aStatus + "Mode " +
|
|
TCollection_AsciiString (theSelectableObject->CurrentSelection()->Mode()) +
|
|
" present - ";
|
|
if (theSelectableObject->CurrentSelection()->GetSelectionState() == SelectMgr_SOS_Activated)
|
|
{
|
|
aStatus = aStatus + " Active \n\t";
|
|
}
|
|
else
|
|
{
|
|
aStatus = aStatus + " Inactive \n\t";
|
|
}
|
|
}
|
|
}
|
|
|
|
if (mySelectableObjects->Contains (theSelectableObject))
|
|
{
|
|
aStatus = aStatus + "Not Present in the selector\n\n";
|
|
}
|
|
|
|
return aStatus;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : SortResult
|
|
//purpose : there is a certain number of entities ranged by criteria
|
|
// (depth, size, priority, mouse distance from borders or
|
|
// CDG of the detected primitive. Parsing :
|
|
// maximum priorities .
|
|
// then a reasonable compromise between depth and distance...
|
|
// finally the ranges are stored in myindexes depending on the parsing.
|
|
// so, it is possible to only read
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::SortResult()
|
|
{
|
|
if(mystored.IsEmpty()) return;
|
|
|
|
const Standard_Integer anExtent = mystored.Extent();
|
|
if(myIndexes.IsNull() || anExtent != myIndexes->Length())
|
|
myIndexes = new TColStd_HArray1OfInteger (1, anExtent);
|
|
|
|
// to work faster...
|
|
TColStd_Array1OfInteger& thearr = myIndexes->ChangeArray1();
|
|
|
|
// indices from 1 to N are loaded
|
|
Standard_Integer I ;
|
|
for (I=1; I <= anExtent; I++)
|
|
thearr(I)=I;
|
|
|
|
std::sort (thearr.begin(), thearr.end(), CompareResults (mystored));
|
|
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : HasDepthClipping
|
|
//purpose : Stub
|
|
//=======================================================================
|
|
Standard_Boolean SelectMgr_ViewerSelector::HasDepthClipping (const Handle(SelectMgr_EntityOwner)& /*theOwner*/) const
|
|
{
|
|
return Standard_False;
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : AddSelectableObject
|
|
// purpose : Adds new object to the map of selectable objects
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::AddSelectableObject (const Handle(SelectMgr_SelectableObject)& theObject)
|
|
{
|
|
if (!myMapOfObjectSensitives.IsBound (theObject))
|
|
{
|
|
mySelectableObjects->Append (theObject);
|
|
NCollection_Handle<SelectMgr_SensitiveEntitySet> anEntitySet = new SelectMgr_SensitiveEntitySet();
|
|
myMapOfObjectSensitives.Bind (theObject, anEntitySet);
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : AddSelectionToObject
|
|
// purpose : Adds new selection to the object and builds its BVH tree
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::AddSelectionToObject (const Handle(SelectMgr_SelectableObject)& theObject,
|
|
const Handle(SelectMgr_Selection)& theSelection)
|
|
{
|
|
if (myMapOfObjectSensitives.IsBound (theObject))
|
|
{
|
|
NCollection_Handle<SelectMgr_SensitiveEntitySet>& anEntitySet =
|
|
myMapOfObjectSensitives.ChangeFind (theObject);
|
|
anEntitySet->Append (theSelection);
|
|
anEntitySet->BVH();
|
|
}
|
|
else
|
|
{
|
|
AddSelectableObject (theObject);
|
|
AddSelectionToObject (theObject, theSelection);
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : RemoveSelectableObject
|
|
// purpose : Removes selectable object from map of selectable ones
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::RemoveSelectableObject (const Handle(SelectMgr_SelectableObject)& theObject)
|
|
{
|
|
if (myMapOfObjectSensitives.IsBound (theObject))
|
|
{
|
|
myMapOfObjectSensitives.UnBind (theObject);
|
|
mySelectableObjects->Remove (theObject);
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : RemoveSelectionOfObject
|
|
// purpose : Removes selection of the object and marks its BVH tree
|
|
// for rebuild
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::RemoveSelectionOfObject (const Handle(SelectMgr_SelectableObject)& theObject,
|
|
const Handle(SelectMgr_Selection)& theSelection)
|
|
{
|
|
if (myMapOfObjectSensitives.IsBound (theObject))
|
|
{
|
|
NCollection_Handle<SelectMgr_SensitiveEntitySet>& anEntitySet =
|
|
myMapOfObjectSensitives.ChangeFind (theObject);
|
|
anEntitySet->Remove (theSelection);
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : RebuildObjectsTree
|
|
// purpose : Marks BVH of selectable objects for rebuild
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::RebuildObjectsTree (const Standard_Boolean theIsForce)
|
|
{
|
|
mySelectableObjects->MarkDirty();
|
|
|
|
if (theIsForce)
|
|
{
|
|
mySelectableObjects->BVH();
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : RebuildSensitivesTree
|
|
// purpose : Marks BVH of sensitive entities of particular selectable
|
|
// object for rebuild
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::RebuildSensitivesTree (const Handle(SelectMgr_SelectableObject)& theObject,
|
|
const Standard_Boolean theIsForce)
|
|
{
|
|
if (!mySelectableObjects->Contains (theObject))
|
|
return;
|
|
|
|
NCollection_Handle<SelectMgr_SensitiveEntitySet>& anEntitySet = myMapOfObjectSensitives.ChangeFind (theObject);
|
|
anEntitySet->MarkDirty();
|
|
|
|
if (theIsForce)
|
|
{
|
|
anEntitySet->BVH();
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : resetSelectionActivationStatus
|
|
// purpose : Marks all added sensitive entities of all objects as
|
|
// non-selectable
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::resetSelectionActivationStatus()
|
|
{
|
|
SelectMgr_MapOfObjectSensitivesIterator aSensitivesIter (myMapOfObjectSensitives);
|
|
for ( ; aSensitivesIter.More(); aSensitivesIter.Next())
|
|
{
|
|
NCollection_Handle<SelectMgr_SensitiveEntitySet>& anEntitySet =
|
|
aSensitivesIter.ChangeValue();
|
|
Standard_Integer anEntitiesNb = anEntitySet->Size();
|
|
for (Standard_Integer anIdx = 0; anIdx < anEntitiesNb; ++anIdx)
|
|
{
|
|
anEntitySet->GetSensitiveById (anIdx)->ResetSelectionActiveStatus();
|
|
}
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : DetectedEntity
|
|
// purpose : Returns sensitive entity that was detected during the
|
|
// previous run of selection algorithm
|
|
//=======================================================================
|
|
const Handle(SelectBasics_SensitiveEntity)& SelectMgr_ViewerSelector::DetectedEntity() const
|
|
{
|
|
const Handle(SelectMgr_EntityOwner)& anOwner = myDetectedIter.Key();
|
|
const Handle(SelectMgr_SelectableObject)& anObject = anOwner->Selectable();
|
|
const NCollection_Handle<SelectMgr_SensitiveEntitySet>& anEntitySet =
|
|
myMapOfObjectSensitives.Find (anObject);
|
|
|
|
return anEntitySet->GetSensitiveById (myDetectedIter.Value())->BaseSensitive();
|
|
}
|
|
|
|
//=======================================================================
|
|
// function : ActiveOwners
|
|
// purpose : Returns the list of active entity owners
|
|
//=======================================================================
|
|
void SelectMgr_ViewerSelector::ActiveOwners (NCollection_List<Handle(SelectBasics_EntityOwner)>& theOwners) const
|
|
{
|
|
for (SelectMgr_MapOfObjectSensitivesIterator anIter (myMapOfObjectSensitives); anIter.More(); anIter.Next())
|
|
{
|
|
const NCollection_Handle<SelectMgr_SensitiveEntitySet>& anEntitySet = anIter.Value();
|
|
Standard_Integer anEntitiesNb = anEntitySet->Size();
|
|
for (Standard_Integer anIdx = 0; anIdx < anEntitiesNb; ++anIdx)
|
|
{
|
|
if (anEntitySet->GetSensitiveById (anIdx)->IsActiveForSelection())
|
|
{
|
|
theOwners.Append (anEntitySet->GetSensitiveById (anIdx)->BaseSensitive()->OwnerId());
|
|
}
|
|
}
|
|
}
|
|
}
|