| 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 // 26 //
27 // 27 //
28 // G4VRML2FileViewer.cc 28 // G4VRML2FileViewer.cc
29 // Satoshi Tanaka & Yasuhide Sawada 29 // Satoshi Tanaka & Yasuhide Sawada
30 30
31 //#define DEBUG_FR_VIEW 31 //#define DEBUG_FR_VIEW
32 32
33 #include <cmath> 33 #include <cmath>
34 34
35 #include "G4VisManager.hh" 35 #include "G4VisManager.hh"
36 #include "G4Scene.hh" 36 #include "G4Scene.hh"
37 #include "G4VRML2FileViewer.hh" 37 #include "G4VRML2FileViewer.hh"
38 #include "G4VRML2FileSceneHandler.hh" 38 #include "G4VRML2FileSceneHandler.hh"
39 #include "G4VRML2File.hh" 39 #include "G4VRML2File.hh"
40 #include "G4SystemOfUnits.hh" 40 #include "G4SystemOfUnits.hh"
41 #include "G4ios.hh" 41 #include "G4ios.hh"
42 42
43 G4VRML2FileViewer::G4VRML2FileViewer(G4VRML2Fi 43 G4VRML2FileViewer::G4VRML2FileViewer(G4VRML2FileSceneHandler& sceneHandler,
44 const G4S 44 const G4String& name)
45 : G4VViewer(sceneHandler, sceneHandler.Incre 45 : G4VViewer(sceneHandler, sceneHandler.IncrementViewCount(), name)
46 , fSceneHandler(sceneHandler) 46 , fSceneHandler(sceneHandler)
47 , fDest(sceneHandler.fDest) 47 , fDest(sceneHandler.fDest)
48 { 48 {
49 fViewHalfAngle = 30. * deg; 49 fViewHalfAngle = 30. * deg;
50 fsin_VHA = std::sin(fViewHalfAngle); 50 fsin_VHA = std::sin(fViewHalfAngle);
51 } 51 }
52 52
53 G4VRML2FileViewer::~G4VRML2FileViewer() {} 53 G4VRML2FileViewer::~G4VRML2FileViewer() {}
54 54
55 void G4VRML2FileViewer::SetView() 55 void G4VRML2FileViewer::SetView()
56 { 56 {
57 #if defined DEBUG_FR_VIEW 57 #if defined DEBUG_FR_VIEW
58 if(G4VisManager::GetVerbosity() >= G4VisMana 58 if(G4VisManager::GetVerbosity() >= G4VisManager::errors)
59 G4cout << "***** G4VRML2FileViewer::SetVie 59 G4cout << "***** G4VRML2FileViewer::SetView(): No effects" << G4endl;
60 #endif 60 #endif
61 61
62 // Do nothing, since VRML a browser is runni 62 // Do nothing, since VRML a browser is running as a different process.
63 // SendViewParameters () will do this job in 63 // SendViewParameters () will do this job instead.
64 } 64 }
65 65
66 void G4VRML2FileViewer::DrawView() 66 void G4VRML2FileViewer::DrawView()
67 { 67 {
68 #if defined DEBUG_FR_VIEW 68 #if defined DEBUG_FR_VIEW
69 if(G4VisManager::GetVerbosity() >= G4VisMana 69 if(G4VisManager::GetVerbosity() >= G4VisManager::errors)
70 G4cout << "***** G4VRML2FileViewer::DrawVi 70 G4cout << "***** G4VRML2FileViewer::DrawView()" << G4endl;
71 #endif 71 #endif
72 72
73 fSceneHandler.VRMLBeginModeling(); 73 fSceneHandler.VRMLBeginModeling();
74 74
75 // Viewpoint node 75 // Viewpoint node
76 SendViewParameters(); 76 SendViewParameters();
77 77
78 // Here is a minimal DrawView() function. 78 // Here is a minimal DrawView() function.
79 NeedKernelVisit(); 79 NeedKernelVisit();
80 ProcessView(); 80 ProcessView();
81 FinishView(); 81 FinishView();
82 } 82 }
83 83
84 void G4VRML2FileViewer::ClearView(void) 84 void G4VRML2FileViewer::ClearView(void)
85 { 85 {
86 #if defined DEBUG_FR_VIEW 86 #if defined DEBUG_FR_VIEW
87 if(G4VisManager::GetVerbosity() >= G4VisMana 87 if(G4VisManager::GetVerbosity() >= G4VisManager::errors)
88 G4cout << "***** G4VRML2File1View::ClearVi 88 G4cout << "***** G4VRML2File1View::ClearView()" << G4endl;
89 #endif 89 #endif
90 if(fSceneHandler.fFlagDestOpen) 90 if(fSceneHandler.fFlagDestOpen)
91 { 91 {
92 fSceneHandler.fDest.close(); 92 fSceneHandler.fDest.close();
93 // Re-open with same filename... 93 // Re-open with same filename...
94 fSceneHandler.fDest.open(fSceneHandler.fVR 94 fSceneHandler.fDest.open(fSceneHandler.fVRMLFileName);
95 fSceneHandler.fDest << "#VRML V2.0 utf8" 95 fSceneHandler.fDest << "#VRML V2.0 utf8"
96 << "\n"; 96 << "\n";
97 fSceneHandler.fDest << "# Generated by VRM 97 fSceneHandler.fDest << "# Generated by VRML 2.0 driver of GEANT4\n"
98 << "\n"; 98 << "\n";
99 } 99 }
100 } 100 }
101 101
102 void G4VRML2FileViewer::ShowView(void) 102 void G4VRML2FileViewer::ShowView(void)
103 { 103 {
104 #if defined DEBUG_FR_VIEW 104 #if defined DEBUG_FR_VIEW
105 if(G4VisManager::GetVerbosity() >= G4VisMana 105 if(G4VisManager::GetVerbosity() >= G4VisManager::errors)
106 G4cout << "***** G4VRML2FileViewer::ShowVi 106 G4cout << "***** G4VRML2FileViewer::ShowView()" << G4endl;
107 #endif 107 #endif
108 fSceneHandler.VRMLEndModeling(); 108 fSceneHandler.VRMLEndModeling();
109 } 109 }
110 110
111 void G4VRML2FileViewer::FinishView(void) 111 void G4VRML2FileViewer::FinishView(void)
112 { 112 {
113 #if defined DEBUG_FR_VIEW 113 #if defined DEBUG_FR_VIEW
114 if(G4VisManager::GetVerbosity() >= G4VisMana 114 if(G4VisManager::GetVerbosity() >= G4VisManager::errors)
115 G4cout << "***** G4VRML2FileViewer::Finish 115 G4cout << "***** G4VRML2FileViewer::FinishView(): No effects" << G4endl;
116 #endif 116 #endif
117 } 117 }
118 118
119 void G4VRML2FileViewer::SendViewParameters() 119 void G4VRML2FileViewer::SendViewParameters()
120 { 120 {
121 // Calculates view representation based on e 121 // Calculates view representation based on extent of object being
122 // viewed and (initial) direction of camera. 122 // viewed and (initial) direction of camera. (Note: it can change
123 // later due to user interaction via visuali 123 // later due to user interaction via visualization system's GUI.)
124 124
125 #if defined DEBUG_FR_VIEW 125 #if defined DEBUG_FR_VIEW
126 if(G4VisManager::GetVerbosity() >= G4VisMana 126 if(G4VisManager::GetVerbosity() >= G4VisManager::errors)
127 G4cout << "***** G4VRML2FileViewer::SendVi 127 G4cout << "***** G4VRML2FileViewer::SendViewParameters()\n";
128 #endif 128 #endif
129 129
130 // error recovery 130 // error recovery
131 if(fsin_VHA < 1.0e-6) 131 if(fsin_VHA < 1.0e-6)
132 { 132 {
133 return; 133 return;
134 } 134 }
135 135
136 // camera distance 136 // camera distance
137 G4double extent_radius = 137 G4double extent_radius =
138 fSceneHandler.GetScene()->GetExtent().GetE 138 fSceneHandler.GetScene()->GetExtent().GetExtentRadius();
139 G4double camera_distance = extent_radius / f 139 G4double camera_distance = extent_radius / fsin_VHA;
140 140
141 // camera position on Z axis 141 // camera position on Z axis
142 const G4Point3D& target_point = 142 const G4Point3D& target_point =
143 fSceneHandler.GetScene()->GetStandardTarge 143 fSceneHandler.GetScene()->GetStandardTargetPoint() +
144 fVP.GetCurrentTargetPoint(); 144 fVP.GetCurrentTargetPoint();
145 G4double E_z = target_point.z() + camera_dis 145 G4double E_z = target_point.z() + camera_distance;
146 G4Point3D E(0.0, 0.0, E_z); 146 G4Point3D E(0.0, 0.0, E_z);
147 147
148 // VRML codes are generated below 148 // VRML codes are generated below
149 fDest << G4endl; 149 fDest << G4endl;
150 fDest << "#---------- CAMERA" << G4endl; 150 fDest << "#---------- CAMERA" << G4endl;
151 fDest << "Viewpoint {" << G4endl; 151 fDest << "Viewpoint {" << G4endl;
152 fDest << "\t" 152 fDest << "\t"
153 << "position "; 153 << "position ";
154 fDest << E.x() << " "; 154 fDest << E.x() << " ";
155 fDest << E.y() << " "; 155 fDest << E.y() << " ";
156 fDest << E.z() << G4endl; 156 fDest << E.z() << G4endl;
157 fDest << "}" << G4endl; 157 fDest << "}" << G4endl;
158 fDest << G4endl; 158 fDest << G4endl;
159 } 159 }
160 160