| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // John Allison 17th June 2019 26 // John Allison 17th June 2019
27 27
>> 28 #if defined (G4VIS_BUILD_QT3D_DRIVER) || defined (G4VIS_USE_QT3D)
>> 29
28 #include "G4Qt3D.hh" 30 #include "G4Qt3D.hh"
29 #include "G4Qt3DSceneHandler.hh" 31 #include "G4Qt3DSceneHandler.hh"
30 #include "G4Qt3DViewer.hh" 32 #include "G4Qt3DViewer.hh"
31 33
32 #include "G4UIQt.hh" 34 #include "G4UIQt.hh"
33 #include "G4UImanager.hh" 35 #include "G4UImanager.hh"
34 #include "G4UIbatch.hh" 36 #include "G4UIbatch.hh"
35 37
36 #define G4warn G4cout <<
37 <<
38 G4Qt3D::G4Qt3D(): 38 G4Qt3D::G4Qt3D():
39 G4VGraphicsSystem 39 G4VGraphicsSystem
40 ("Qt3D", 40 ("Qt3D",
41 "Qt3D", 41 "Qt3D",
42 "Qt3D graphics driver", 42 "Qt3D graphics driver",
43 G4VGraphicsSystem::threeDInteractive) {} 43 G4VGraphicsSystem::threeDInteractive) {}
44 44
45 G4Qt3D::~G4Qt3D() {} 45 G4Qt3D::~G4Qt3D() {}
46 46
47 G4VSceneHandler* G4Qt3D::CreateSceneHandler(co 47 G4VSceneHandler* G4Qt3D::CreateSceneHandler(const G4String& name) {
48 G4VSceneHandler* pScene = new G4Qt3DSceneHan 48 G4VSceneHandler* pScene = new G4Qt3DSceneHandler(*this, name);
49 return pScene; 49 return pScene;
50 } 50 }
51 51
52 G4VViewer* G4Qt3D::CreateViewer(G4VSceneHandle 52 G4VViewer* G4Qt3D::CreateViewer(G4VSceneHandler& scene,
53 const G4String& 53 const G4String& name) {
54 G4VViewer* pView = 54 G4VViewer* pView =
55 new G4Qt3DViewer((G4Qt3DSceneHandler&) scene 55 new G4Qt3DViewer((G4Qt3DSceneHandler&) scene, name);
56 if (pView) { 56 if (pView) {
57 if (pView->GetViewId() < 0) { 57 if (pView->GetViewId() < 0) {
58 G4warn << << 58 G4cerr <<
59 "G4Qt3D::CreateViewer: ERROR flagged by 59 "G4Qt3D::CreateViewer: ERROR flagged by negative"
60 " view id in G4Qt3DViewer creation." 60 " view id in G4Qt3DViewer creation."
61 "\n Destroying view and returning null p 61 "\n Destroying view and returning null pointer."
62 << G4endl; 62 << G4endl;
63 delete pView; 63 delete pView;
64 pView = 0; 64 pView = 0;
65 } 65 }
66 } 66 }
67 if (!pView) { 67 if (!pView) {
68 G4warn << << 68 G4cerr <<
69 "G4Qt3D::CreateViewer: ERROR: null pointer 69 "G4Qt3D::CreateViewer: ERROR: null pointer on new G4Qt3DViewer."
70 << G4endl; 70 << G4endl;
71 } 71 }
72 return pView; 72 return pView;
73 } 73 }
74 74
75 G4bool G4Qt3D::IsUISessionCompatible () const 75 G4bool G4Qt3D::IsUISessionCompatible () const
76 { 76 {
77 // Qt windows require a Qt session. << 77 G4bool isCompatible = false;
78 G4UIsession* baseSession = G4UImanager::GetU << 78 G4UImanager* ui = G4UImanager::GetUIpointer();
79 if (dynamic_cast<G4UIQt*>(baseSession) != nu << 79 G4UIsession* session = ui->GetSession();
80 return false; << 80
>> 81 // If session is a batch session, it may be:
>> 82 // a) this is a batch job (the user has not instantiated any UI session);
>> 83 // b) we are currently processing a UI command, in which case the UI
>> 84 // manager creates a temporary batch session and to find out if there is
>> 85 // a genuine UI session that the user has instantiated we must drill
>> 86 // down through previous sessions to a possible non-batch session.
>> 87 while (G4UIbatch* batch = dynamic_cast<G4UIbatch*>(session)) {
>> 88 session = batch->GetPreviousSession();
>> 89 }
>> 90
>> 91 // Qt windows are only appropriate in a Qt session.
>> 92 if (session) {
>> 93 // If non-zero, this is the originating non-batch session
>> 94 // The user has instantiated a UI session...
>> 95 if (dynamic_cast<G4UIQt*>(session)) {
>> 96 // ...and it's a G4UIQt session, which is OK.
>> 97 isCompatible = true;
>> 98 }
>> 99 }
>> 100 return isCompatible;
81 } 101 }
>> 102
>> 103 #endif // #if defined (G4VIS_BUILD_QT3D_DRIVER) || defined (G4VIS_USE_QT3D)
82 104