| 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 // $Id: G4VRML2FileViewer.cc 77479 2013-11-25 10:01:22Z gcosmo $
27 // 28 //
28 // G4VRML2FileViewer.cc 29 // G4VRML2FileViewer.cc
29 // Satoshi Tanaka & Yasuhide Sawada 30 // Satoshi Tanaka & Yasuhide Sawada
30 31
>> 32
31 //#define DEBUG_FR_VIEW 33 //#define DEBUG_FR_VIEW
32 34
33 #include <cmath> 35 #include <cmath>
34 36
35 #include "G4VisManager.hh" 37 #include "G4VisManager.hh"
36 #include "G4Scene.hh" 38 #include "G4Scene.hh"
37 #include "G4VRML2FileViewer.hh" 39 #include "G4VRML2FileViewer.hh"
38 #include "G4VRML2FileSceneHandler.hh" 40 #include "G4VRML2FileSceneHandler.hh"
39 #include "G4VRML2File.hh" 41 #include "G4VRML2File.hh"
40 #include "G4SystemOfUnits.hh" 42 #include "G4SystemOfUnits.hh"
41 #include "G4ios.hh" 43 #include "G4ios.hh"
42 44
43 G4VRML2FileViewer::G4VRML2FileViewer(G4VRML2Fi 45 G4VRML2FileViewer::G4VRML2FileViewer(G4VRML2FileSceneHandler& sceneHandler,
44 const G4S << 46 const G4String& name) :
45 : G4VViewer(sceneHandler, sceneHandler.Incre << 47 G4VViewer(sceneHandler,
46 , fSceneHandler(sceneHandler) << 48 sceneHandler.IncrementViewCount(),
47 , fDest(sceneHandler.fDest) << 49 name),
>> 50 fSceneHandler(sceneHandler),
>> 51 fDest(sceneHandler.fDest)
48 { 52 {
49 fViewHalfAngle = 30. * deg; 53 fViewHalfAngle = 30. * deg;
50 fsin_VHA = std::sin(fViewHalfAngle); << 54 fsin_VHA = std::sin ( fViewHalfAngle ) ;
51 } 55 }
52 56
53 G4VRML2FileViewer::~G4VRML2FileViewer() {} << 57 G4VRML2FileViewer::~G4VRML2FileViewer()
>> 58 {}
54 59
55 void G4VRML2FileViewer::SetView() 60 void G4VRML2FileViewer::SetView()
56 { 61 {
57 #if defined DEBUG_FR_VIEW 62 #if defined DEBUG_FR_VIEW
58 if(G4VisManager::GetVerbosity() >= G4VisMana << 63 if (G4VisManager::GetVerbosity() >= G4VisManager::errors)
59 G4cout << "***** G4VRML2FileViewer::SetVie << 64 G4cout << "***** G4VRML2FileViewer::SetView(): No effects" << G4endl;
60 #endif 65 #endif
61 66
62 // Do nothing, since VRML a browser is runni << 67 // Do nothing, since VRML a browser is running as a different process.
63 // SendViewParameters () will do this job in << 68 // SendViewParameters () will do this job instead.
>> 69
64 } 70 }
65 71
66 void G4VRML2FileViewer::DrawView() 72 void G4VRML2FileViewer::DrawView()
67 { 73 {
68 #if defined DEBUG_FR_VIEW 74 #if defined DEBUG_FR_VIEW
69 if(G4VisManager::GetVerbosity() >= G4VisMana << 75 if (G4VisManager::GetVerbosity() >= G4VisManager::errors)
70 G4cout << "***** G4VRML2FileViewer::DrawVi << 76 G4cout << "***** G4VRML2FileViewer::DrawView()" << G4endl;
71 #endif 77 #endif
72 78
73 fSceneHandler.VRMLBeginModeling(); << 79 fSceneHandler.VRMLBeginModeling() ;
74 80
75 // Viewpoint node << 81 // Viewpoint node
76 SendViewParameters(); << 82 SendViewParameters();
77 83
78 // Here is a minimal DrawView() function. << 84 // Here is a minimal DrawView() function.
79 NeedKernelVisit(); << 85 NeedKernelVisit();
80 ProcessView(); << 86 ProcessView();
81 FinishView(); << 87 FinishView();
82 } 88 }
83 89
84 void G4VRML2FileViewer::ClearView(void) 90 void G4VRML2FileViewer::ClearView(void)
85 { 91 {
86 #if defined DEBUG_FR_VIEW 92 #if defined DEBUG_FR_VIEW
87 if(G4VisManager::GetVerbosity() >= G4VisMana << 93 if (G4VisManager::GetVerbosity() >= G4VisManager::errors)
88 G4cout << "***** G4VRML2File1View::ClearVi << 94 G4cout << "***** G4VRML2File1View::ClearView()" << G4endl;
89 #endif 95 #endif
90 if(fSceneHandler.fFlagDestOpen) << 96 if(fSceneHandler.fFlagDestOpen) {
91 { <<
92 fSceneHandler.fDest.close(); 97 fSceneHandler.fDest.close();
93 // Re-open with same filename... 98 // Re-open with same filename...
94 fSceneHandler.fDest.open(fSceneHandler.fVR 99 fSceneHandler.fDest.open(fSceneHandler.fVRMLFileName);
95 fSceneHandler.fDest << "#VRML V2.0 utf8" << 100 fSceneHandler.fDest << "#VRML V2.0 utf8" << "\n";
96 << "\n"; << 101 fSceneHandler.fDest << "# Generated by VRML 2.0 driver of GEANT4\n" << "\n";
97 fSceneHandler.fDest << "# Generated by VRM <<
98 << "\n"; <<
99 } 102 }
100 } 103 }
101 104
102 void G4VRML2FileViewer::ShowView(void) 105 void G4VRML2FileViewer::ShowView(void)
103 { 106 {
104 #if defined DEBUG_FR_VIEW 107 #if defined DEBUG_FR_VIEW
105 if(G4VisManager::GetVerbosity() >= G4VisMana << 108 if (G4VisManager::GetVerbosity() >= G4VisManager::errors)
106 G4cout << "***** G4VRML2FileViewer::ShowVi << 109 G4cout << "***** G4VRML2FileViewer::ShowView()" << G4endl;
107 #endif 110 #endif
108 fSceneHandler.VRMLEndModeling(); << 111 fSceneHandler.VRMLEndModeling();
109 } 112 }
110 113
111 void G4VRML2FileViewer::FinishView(void) 114 void G4VRML2FileViewer::FinishView(void)
112 { 115 {
113 #if defined DEBUG_FR_VIEW 116 #if defined DEBUG_FR_VIEW
114 if(G4VisManager::GetVerbosity() >= G4VisMana << 117 if (G4VisManager::GetVerbosity() >= G4VisManager::errors)
115 G4cout << "***** G4VRML2FileViewer::Finish << 118 G4cout << "***** G4VRML2FileViewer::FinishView(): No effects" << G4endl;
116 #endif 119 #endif
117 } 120 }
118 121
119 void G4VRML2FileViewer::SendViewParameters() << 122 void G4VRML2FileViewer::SendViewParameters ()
120 { 123 {
121 // Calculates view representation based on e 124 // Calculates view representation based on extent of object being
122 // viewed and (initial) direction of camera. 125 // viewed and (initial) direction of camera. (Note: it can change
123 // later due to user interaction via visuali 126 // later due to user interaction via visualization system's GUI.)
124 127
125 #if defined DEBUG_FR_VIEW 128 #if defined DEBUG_FR_VIEW
126 if(G4VisManager::GetVerbosity() >= G4VisMana << 129 if (G4VisManager::GetVerbosity() >= G4VisManager::errors)
127 G4cout << "***** G4VRML2FileViewer::SendVi << 130 G4cout << "***** G4VRML2FileViewer::SendViewParameters()\n";
128 #endif << 131 #endif
129 << 132
130 // error recovery << 133 // error recovery
131 if(fsin_VHA < 1.0e-6) << 134 if ( fsin_VHA < 1.0e-6 ) { return ; }
132 { << 135
133 return; << 136 // camera distance
134 } << 137 G4double extent_radius = fSceneHandler.GetScene()->GetExtent().GetExtentRadius();
>> 138 G4double camera_distance = extent_radius / fsin_VHA ;
>> 139
>> 140 // camera position on Z axis
>> 141 const G4Point3D& target_point
>> 142 = fSceneHandler.GetScene()->GetStandardTargetPoint()
>> 143 + fVP.GetCurrentTargetPoint();
>> 144 G4double E_z = target_point.z() + camera_distance;
>> 145 G4Point3D E(0.0, 0.0, E_z );
>> 146
>> 147 // VRML codes are generated below
>> 148 fDest << G4endl;
>> 149 fDest << "#---------- CAMERA" << G4endl;
>> 150 fDest << "Viewpoint {" << G4endl;
>> 151 fDest << "\t" << "position " ;
>> 152 fDest << E.x() << " " ;
>> 153 fDest << E.y() << " " ;
>> 154 fDest << E.z() << G4endl ;
>> 155 fDest << "}" << G4endl;
>> 156 fDest << G4endl;
135 157
136 // camera distance <<
137 G4double extent_radius = <<
138 fSceneHandler.GetScene()->GetExtent().GetE <<
139 G4double camera_distance = extent_radius / f <<
140 <<
141 // camera position on Z axis <<
142 const G4Point3D& target_point = <<
143 fSceneHandler.GetScene()->GetStandardTarge <<
144 fVP.GetCurrentTargetPoint(); <<
145 G4double E_z = target_point.z() + camera_dis <<
146 G4Point3D E(0.0, 0.0, E_z); <<
147 <<
148 // VRML codes are generated below <<
149 fDest << G4endl; <<
150 fDest << "#---------- CAMERA" << G4endl; <<
151 fDest << "Viewpoint {" << G4endl; <<
152 fDest << "\t" <<
153 << "position "; <<
154 fDest << E.x() << " "; <<
155 fDest << E.y() << " "; <<
156 fDest << E.z() << G4endl; <<
157 fDest << "}" << G4endl; <<
158 fDest << G4endl; <<
159 } 158 }
160 159