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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
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19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
>> 27 // $Id$
27 // 28 //
28 // 29 //
29 // John Allison 5th April 2001 30 // John Allison 5th April 2001
30 // A base class for a scene handler to dump ge 31 // A base class for a scene handler to dump geometry hierarchy.
31 // Based on a provisional G4VTreeGraphicsScene 32 // Based on a provisional G4VTreeGraphicsScene (was in modeling).
32 33
33 #include "G4VTreeSceneHandler.hh" 34 #include "G4VTreeSceneHandler.hh"
34 35
35 #include "G4VSolid.hh" 36 #include "G4VSolid.hh"
36 #include "G4PhysicalVolumeModel.hh" 37 #include "G4PhysicalVolumeModel.hh"
37 #include "G4VPhysicalVolume.hh" 38 #include "G4VPhysicalVolume.hh"
38 #include "G4LogicalVolume.hh" 39 #include "G4LogicalVolume.hh"
39 40
40 #define G4warn G4cout <<
41 <<
42 G4int G4VTreeSceneHandler::fSceneIdCount = 0; 41 G4int G4VTreeSceneHandler::fSceneIdCount = 0;
43 // Counter for Tree scene handlers. 42 // Counter for Tree scene handlers.
44 43
45 G4VTreeSceneHandler::G4VTreeSceneHandler(G4VGr 44 G4VTreeSceneHandler::G4VTreeSceneHandler(G4VGraphicsSystem& system,
46 const G4String& name): 45 const G4String& name):
47 G4VSceneHandler(system, fSceneIdCount++, nam 46 G4VSceneHandler(system, fSceneIdCount++, name),
48 fpCurrentObjectTransformation (0) 47 fpCurrentObjectTransformation (0)
49 {} 48 {}
50 49
51 G4VTreeSceneHandler::~G4VTreeSceneHandler () { 50 G4VTreeSceneHandler::~G4VTreeSceneHandler () {}
52 51
53 void G4VTreeSceneHandler::BeginModeling() { 52 void G4VTreeSceneHandler::BeginModeling() {
54 G4VSceneHandler::BeginModeling(); // Requir 53 G4VSceneHandler::BeginModeling(); // Required: see G4VSceneHandler.hh.
55 } 54 }
56 55
57 void G4VTreeSceneHandler::EndModeling() { 56 void G4VTreeSceneHandler::EndModeling() {
58 fDrawnLVStore.clear(); 57 fDrawnLVStore.clear();
59 G4VSceneHandler::EndModeling(); // Required 58 G4VSceneHandler::EndModeling(); // Required: see G4VSceneHandler.hh.
60 } 59 }
61 60
62 void G4VTreeSceneHandler::PreAddSolid 61 void G4VTreeSceneHandler::PreAddSolid
63 (const G4Transform3D& objectTransformation, co 62 (const G4Transform3D& objectTransformation, const G4VisAttributes& visAttribs)
64 { 63 {
65 G4VSceneHandler::PreAddSolid (objectTransfor 64 G4VSceneHandler::PreAddSolid (objectTransformation, visAttribs);
66 65
67 G4PhysicalVolumeModel* pPVModel = 66 G4PhysicalVolumeModel* pPVModel =
68 dynamic_cast<G4PhysicalVolumeModel*>(fpMod 67 dynamic_cast<G4PhysicalVolumeModel*>(fpModel);
69 if (!pPVModel) return; // Not from a G4Phys 68 if (!pPVModel) return; // Not from a G4PhysicalVolumeModel.
70 69
71 // This call comes from a G4PhysicalVolumeMo 70 // This call comes from a G4PhysicalVolumeModel, drawnPVPath is
72 // the path of the current drawn (non-culled 71 // the path of the current drawn (non-culled) volume in terms of
73 // drawn (non-culled) ancestors. Each node << 72 // drawn (non-culled) ancesters. Each node is identified by a
74 // PVNodeID object, which is a physical volu 73 // PVNodeID object, which is a physical volume and copy number. It
75 // is a vector of PVNodeIDs corresponding to 74 // is a vector of PVNodeIDs corresponding to the geometry hierarchy
76 // actually selected, i.e., not culled. 75 // actually selected, i.e., not culled.
77 typedef G4PhysicalVolumeModel::G4PhysicalVol 76 typedef G4PhysicalVolumeModel::G4PhysicalVolumeNodeID PVNodeID;
78 typedef std::vector<PVNodeID> PVPath; 77 typedef std::vector<PVNodeID> PVPath;
79 const PVPath& drawnPVPath = pPVModel->GetDra 78 const PVPath& drawnPVPath = pPVModel->GetDrawnPVPath();
80 //G4int currentDepth = pPVModel->GetCurrentD 79 //G4int currentDepth = pPVModel->GetCurrentDepth();
81 //G4VPhysicalVolume* pCurrentPV = pPVModel-> 80 //G4VPhysicalVolume* pCurrentPV = pPVModel->GetCurrentPV();
82 //G4LogicalVolume* pCurrentLV = pPVModel->Ge 81 //G4LogicalVolume* pCurrentLV = pPVModel->GetCurrentLV();
83 //G4Material* pCurrentMaterial = pPVModel->G 82 //G4Material* pCurrentMaterial = pPVModel->GetCurrentMaterial();
84 83
85 // Actually, it is enough to store the logic 84 // Actually, it is enough to store the logical volume of current
86 // physical volume... 85 // physical volume...
87 fDrawnLVStore.insert 86 fDrawnLVStore.insert
88 (drawnPVPath.back().GetPhysicalVolume()->G 87 (drawnPVPath.back().GetPhysicalVolume()->GetLogicalVolume());
89 88
90 // Find mother. ri points to drawn mother, 89 // Find mother. ri points to drawn mother, if any.
91 PVPath::const_reverse_iterator ri = ++drawnP 90 PVPath::const_reverse_iterator ri = ++drawnPVPath.rbegin();
92 if (ri != drawnPVPath.rend()) { 91 if (ri != drawnPVPath.rend()) {
93 // This volume has a mother. 92 // This volume has a mother.
94 G4LogicalVolume* drawnMotherLV = 93 G4LogicalVolume* drawnMotherLV =
95 ri->GetPhysicalVolume()->GetLogicalVolum 94 ri->GetPhysicalVolume()->GetLogicalVolume();
96 if (fDrawnLVStore.find(drawnMotherLV) != f 95 if (fDrawnLVStore.find(drawnMotherLV) != fDrawnLVStore.end()) {
97 // Mother previously encountered. Add t 96 // Mother previously encountered. Add this volume to
98 // appropriate node in scene graph tree. 97 // appropriate node in scene graph tree.
99 // ... 98 // ...
100 } else { 99 } else {
101 // Mother not previously encountered. S 100 // Mother not previously encountered. Shouldn't happen, since
102 // G4PhysicalVolumeModel sends volumes a 101 // G4PhysicalVolumeModel sends volumes as it encounters them,
103 // i.e., mothers before daughters, in it 102 // i.e., mothers before daughters, in its descent of the
104 // geometry tree. Error! 103 // geometry tree. Error!
105 G4warn << "ERROR: G4VTreeSceneHandler::P << 104 G4cout << "ERROR: G4XXXSceneHandler::PreAddSolid: Mother "
106 << ri->GetPhysicalVolume()->GetName() 105 << ri->GetPhysicalVolume()->GetName()
107 << ':' << ri->GetCopyNo() 106 << ':' << ri->GetCopyNo()
108 << " not previously encountered." 107 << " not previously encountered."
109 "\nShouldn't happen! Please report to visua 108 "\nShouldn't happen! Please report to visualization coordinator."
110 << G4endl; 109 << G4endl;
111 // Continue anyway. Add to root of scen 110 // Continue anyway. Add to root of scene graph tree.
112 // ... 111 // ...
113 } 112 }
114 } else { 113 } else {
115 // This volume has no mother. Must be a t 114 // This volume has no mother. Must be a top level un-culled
116 // volume. Add to root of scene graph tre 115 // volume. Add to root of scene graph tree.
117 // ... 116 // ...
118 } 117 }
119 } 118 }
120 119