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1 | // Created on: 2005-01-21 |
2 | // Created by: Alexander SOLOVYOV |
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3 | // Copyright (c) 2005-2014 OPEN CASCADE SAS |
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4 | // |
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5 | // This file is part of Open CASCADE Technology software library. |
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6 | // |
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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 |
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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. |
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12 | // |
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13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
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15 | |
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16 | #include <MeshVS_SensitivePolyhedron.hxx> |
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17 | |
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18 | #include <gp_Lin.hxx> |
19 | #include <MeshVS_HArray1OfSequenceOfInteger.hxx> |
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20 | #include <MeshVS_Tool.hxx> |
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21 | #include <NCollection_Vec4.hxx> |
22 | #include <Select3D_SensitiveEntity.hxx> |
23 | #include <SelectBasics_EntityOwner.hxx> |
24 | #include <TColgp_Array1OfPnt.hxx> |
25 | #include <TColgp_HArray1OfPnt.hxx> |
26 | #include <TColgp_Array1OfPnt2d.hxx> |
27 | #include <TColStd_SequenceOfInteger.hxx> |
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28 | |
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29 | |
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30 | IMPLEMENT_STANDARD_RTTIEXT(MeshVS_SensitivePolyhedron,Select3D_SensitiveEntity) |
31 | |
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32 | //================================================================ |
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33 | // Function : Constructor MeshVS_SensitivePolyhedron |
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34 | // Purpose : |
35 | //================================================================ |
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36 | MeshVS_SensitivePolyhedron::MeshVS_SensitivePolyhedron (const Handle(SelectBasics_EntityOwner)& theOwner, |
37 | const TColgp_Array1OfPnt& theNodes, |
38 | const Handle(MeshVS_HArray1OfSequenceOfInteger)& theTopo) |
39 | : Select3D_SensitiveEntity (theOwner), |
40 | myTopo (theTopo) |
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41 | { |
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42 | Standard_Integer aPlaneLowIdx = theTopo->Lower(); |
43 | Standard_Integer aPlaneUpIdx = theTopo->Upper(); |
44 | Standard_Integer aNodesLowerIdx = theNodes.Lower(); |
45 | myNodes = new TColgp_HArray1OfPnt (aNodesLowerIdx, theNodes.Upper()); |
46 | myCenter = gp_XYZ (0.0, 0.0, 0.0); |
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47 | |
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48 | for (Standard_Integer aPlaneIdx = aPlaneLowIdx; aPlaneIdx <= aPlaneUpIdx; ++aPlaneIdx) |
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49 | { |
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50 | Standard_Integer aVertNb = theTopo->Value (aPlaneIdx).Length(); |
51 | Handle(TColgp_HArray1OfPnt) aVertArray = new TColgp_HArray1OfPnt (0, aVertNb - 1); |
52 | for (Standard_Integer aVertIdx = 1; aVertIdx <= aVertNb; ++aVertIdx) |
53 | { |
54 | Standard_Integer aNodeIdx = theTopo->Value (aPlaneIdx).Value (aVertIdx); |
55 | const gp_Pnt& aVert = theNodes.Value (aNodeIdx + aNodesLowerIdx); |
56 | aVertArray->SetValue (aVertIdx - 1, aVert); |
57 | myNodes->SetValue (aNodeIdx + aNodesLowerIdx, aVert); |
58 | myBndBox.Add (SelectMgr_Vec3 (aVert.X(), aVert.Y(), aVert.Z())); |
59 | myCenter += aVert.XYZ(); |
60 | } |
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61 | |
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62 | myTopology.Append (aVertArray); |
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63 | } |
64 | |
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65 | myCenter.Divide (theNodes.Length()); |
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66 | } |
67 | |
68 | //================================================================ |
69 | // Function : GetConnected |
70 | // Purpose : |
71 | //================================================================ |
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72 | Handle(Select3D_SensitiveEntity) MeshVS_SensitivePolyhedron::GetConnected() |
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73 | { |
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74 | Handle(MeshVS_SensitivePolyhedron) aNewEnt = new |
75 | MeshVS_SensitivePolyhedron (myOwnerId, myNodes->Array1(), myTopo); |
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76 | |
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77 | return aNewEnt; |
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78 | } |
79 | |
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80 | //======================================================================= |
81 | // function : Matches |
82 | // purpose : |
83 | //======================================================================= |
84 | Standard_Boolean MeshVS_SensitivePolyhedron::Matches (SelectBasics_SelectingVolumeManager& theMgr, |
85 | SelectBasics_PickResult& thePickResult) |
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86 | { |
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87 | Standard_Real aDepthMin = RealLast(); |
88 | Standard_Real aDistToCOG = RealLast(); |
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89 | |
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90 | for (MeshVS_PolyhedronVertsIter aIter (myTopology); aIter.More(); aIter.Next()) |
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91 | { |
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92 | Standard_Real aDepth = RealLast(); |
93 | if (theMgr.Overlaps (aIter.Value(), Select3D_TOS_INTERIOR, aDepth)) |
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94 | { |
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95 | aDepthMin = Min (aDepth, aDepthMin); |
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96 | } |
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97 | } |
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98 | |
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99 | aDistToCOG = aDepthMin == RealLast() ? RealLast() : theMgr.DistToGeometryCenter (myCenter); |
100 | thePickResult = SelectBasics_PickResult (aDepthMin, aDistToCOG); |
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101 | |
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102 | return aDepthMin != RealLast(); |
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103 | } |
104 | |
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105 | //======================================================================= |
106 | // function : NbSubElements |
107 | // purpose : Returns the amount of nodes of polyhedron |
108 | //======================================================================= |
109 | Standard_Integer MeshVS_SensitivePolyhedron::NbSubElements() |
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110 | { |
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111 | return myNodes->Length(); |
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112 | } |
113 | |
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114 | //======================================================================= |
115 | // function : BoundingBox |
116 | // purpose : |
117 | //======================================================================= |
118 | Select3D_BndBox3d MeshVS_SensitivePolyhedron::BoundingBox() |
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119 | { |
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120 | return myBndBox; |
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121 | } |
122 | |
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123 | //======================================================================= |
124 | // function : CenterOfGeometry |
125 | // purpose : |
126 | //======================================================================= |
127 | gp_Pnt MeshVS_SensitivePolyhedron::CenterOfGeometry() const |
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128 | { |
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129 | return myCenter; |
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130 | } |