0026139: AIS_InteractiveContext::Display performance regression
[occt.git] / src / SelectMgr / SelectMgr_SensitiveEntitySet.cxx
CommitLineData
f751596e 1// Created on: 2014-08-15
2// Created by: Varvara POSKONINA
3// Copyright (c) 2005-2014 OPEN CASCADE SAS
4//
5// This file is part of Open CASCADE Technology software library.
6//
7// This library is free software; you can redistribute it and/or modify it under
8// the terms of the GNU Lesser General Public License version 2.1 as published
9// by the Free Software Foundation, with special exception defined in the file
10// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11// distribution for complete text of the license and disclaimer of any warranty.
12//
13// Alternatively, this file may be used under the terms of Open CASCADE
14// commercial license or contractual agreement.
15
16#include <SelectMgr_SensitiveEntitySet.hxx>
17
18#include <BVH_BinnedBuilder.hxx>
19
20#include <Select3D_SensitiveEntity.hxx>
21#include <SelectMgr_SensitiveEntity.hxx>
22
23//=======================================================================
24// function : SelectMgr_SensitiveEntitySet
25// purpose :
26//=======================================================================
27SelectMgr_SensitiveEntitySet::SelectMgr_SensitiveEntitySet()
28{
ec81011f 29 myBuilder = new BVH_BinnedBuilder<Standard_Real, 3, 4> (1, 32, Standard_True);
f751596e 30}
31
32//=======================================================================
33// function : Append
34// purpose : Adds new entity to the set and marks BVH tree for rebuild
35//=======================================================================
7ab15952 36void SelectMgr_SensitiveEntitySet::Append (const Handle(SelectMgr_SensitiveEntity)& theEntity)
f751596e 37{
38 if (!theEntity->BaseSensitive()->IsKind ("Select3D_SensitiveEntity"))
39 {
40 theEntity->ResetSelectionActiveStatus();
41 return;
42 }
ec81011f 43 mySensitives.Add (theEntity);
f751596e 44 MarkDirty();
45}
46
47//=======================================================================
48// function : Append
49// purpose : Adds every entity of selection theSelection to the set
50// and marks BVH tree for rebuild
51//=======================================================================
52void SelectMgr_SensitiveEntitySet::Append (const Handle(SelectMgr_Selection)& theSelection)
53{
54 for (theSelection->Init(); theSelection->More(); theSelection->Next())
55 {
56 if (!theSelection->Sensitive()->BaseSensitive()->IsKind ("Select3D_SensitiveEntity"))
57 {
58 theSelection->Sensitive()->ResetSelectionActiveStatus();
59 continue;
60 }
ec81011f 61 mySensitives.Add (theSelection->Sensitive());
f751596e 62 }
63 MarkDirty();
64}
65
66//=======================================================================
67// function : Remove
f751596e 68// purpose : Removes every entity of selection theSelection from the set
69// and marks BVH tree for rebuild
70//=======================================================================
71void SelectMgr_SensitiveEntitySet::Remove (const Handle(SelectMgr_Selection)& theSelection)
72{
73 for (theSelection->Init(); theSelection->More(); theSelection->Next())
74 {
ec81011f 75 Standard_Integer anEntIdx = mySensitives.FindIndex (theSelection->Sensitive());
76 if (!anEntIdx)
77 continue;
f751596e 78
ec81011f 79 if (anEntIdx != mySensitives.Size())
f751596e 80 {
ec81011f 81 Swap (anEntIdx - 1, mySensitives.Size() - 1);
f751596e 82 }
ec81011f 83
84 mySensitives.RemoveLast();
f751596e 85 }
ec81011f 86
87 MarkDirty();
f751596e 88}
89
90//=======================================================================
91// function : Box
92// purpose : Returns bounding box of entity with index theIdx
93//=======================================================================
94Select3D_BndBox3d SelectMgr_SensitiveEntitySet::Box (const Standard_Integer theIndex) const
95{
ec81011f 96 return GetSensitiveById (theIndex)->BaseSensitive()->BoundingBox();
f751596e 97}
98
99//=======================================================================
100// function : Center
101// purpose : Returns geometry center of sensitive entity index theIdx
102// along the given axis theAxis
103//=======================================================================
104Standard_Real SelectMgr_SensitiveEntitySet::Center (const Standard_Integer theIndex,
105 const Standard_Integer theAxis) const
106{
f751596e 107 const Handle(SelectBasics_SensitiveEntity)& aBasicEntity =
ec81011f 108 GetSensitiveById (theIndex)->BaseSensitive();
f751596e 109 const Handle(Select3D_SensitiveEntity)& aSensitive =
110 Handle(Select3D_SensitiveEntity)::DownCast (aBasicEntity);
111 const gp_Pnt aCenter = aSensitive->CenterOfGeometry();
112 Standard_Real aCenterCoord = 0.0;
113 aCenterCoord = theAxis == 0 ? aCenter.X() :
114 (theAxis == 1 ? aCenter.Y() : aCenter.Z());
115
116 return aCenterCoord;
117}
118
119//=======================================================================
120// function : Swap
121// purpose : Swaps items with indexes theIdx1 and theIdx2
122//=======================================================================
123void SelectMgr_SensitiveEntitySet::Swap (const Standard_Integer theIndex1,
124 const Standard_Integer theIndex2)
125{
ec81011f 126 const Handle(SelectMgr_SensitiveEntity) anEntity1 = GetSensitiveById (theIndex1);
127 const Handle(SelectMgr_SensitiveEntity) anEntity2 = GetSensitiveById (theIndex2);
128
129 mySensitives.Substitute (theIndex1 + 1, EMPTY_ENT);
130 mySensitives.Substitute (theIndex2 + 1, anEntity1);
131 mySensitives.Substitute (theIndex1 + 1, anEntity2);
f751596e 132}
133
134//=======================================================================
135// function : Size
136// purpose : Returns the amount of entities
137//=======================================================================
138Standard_Integer SelectMgr_SensitiveEntitySet::Size() const
139{
ec81011f 140 return mySensitives.Size();
f751596e 141}
142
143//=======================================================================
144// function : GetSensitiveById
145// purpose : Returns the entity with index theIndex in the set
146//=======================================================================
7ab15952 147const Handle(SelectMgr_SensitiveEntity)& SelectMgr_SensitiveEntitySet::GetSensitiveById
f751596e 148 (const Standard_Integer theIndex) const
149{
ec81011f 150 return mySensitives.FindKey (theIndex + 1);
f751596e 151}