Geant4 Cross Reference

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Geant4/visualization/RayTracer/src/G4RayTracerViewer.cc

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Diff markup

Differences between /visualization/RayTracer/src/G4RayTracerViewer.cc (Version 11.3.0) and /visualization/RayTracer/src/G4RayTracerViewer.cc (Version 10.0.p1)


  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: G4RayTracerViewer.cc 74050 2013-09-20 09:38:19Z gcosmo $
 27                                                    28 
 28 #include "G4RayTracerViewer.hh"                    29 #include "G4RayTracerViewer.hh"
 29                                                    30 
 30 #include "G4ios.hh"                                31 #include "G4ios.hh"
 31 #include <sstream>                                 32 #include <sstream>
 32 #include <iomanip>                             << 
 33                                                << 
 34 #include "G4SystemOfUnits.hh"                      33 #include "G4SystemOfUnits.hh"
 35                                                    34 
 36 #include "G4VSceneHandler.hh"                      35 #include "G4VSceneHandler.hh"
 37 #include "G4Scene.hh"                              36 #include "G4Scene.hh"
 38 #ifdef G4MULTITHREADED                         << 
 39 #include "G4TheMTRayTracer.hh"                 << 
 40 #else                                          << 
 41 #include "G4TheRayTracer.hh"                       37 #include "G4TheRayTracer.hh"
 42 #endif                                         << 
 43 #include "G4RTJpegMaker.hh"                    << 
 44 #include "G4RTSimpleScanner.hh"                << 
 45 #include "G4UImanager.hh"                          38 #include "G4UImanager.hh"
 46                                                    39 
 47 #define G4warn G4cout                          <<  40 #ifdef G4MULTITHREADED
                                                   >>  41 #include "G4TheMTRayTracer.hh"
                                                   >>  42 #endif
 48                                                    43 
 49 G4RayTracerViewer::G4RayTracerViewer               44 G4RayTracerViewer::G4RayTracerViewer
 50 (G4VSceneHandler& sceneHandler,                    45 (G4VSceneHandler& sceneHandler,
 51  const G4String& name,                             46  const G4String& name,
 52  G4TheRayTracer* aTracer)                      <<  47  G4TheRayTracer* aTracer):
 53 : G4VViewer(sceneHandler, sceneHandler.Increme <<  48   G4VViewer(sceneHandler, sceneHandler.IncrementViewCount(), name),
 54 , fFileCount(0)                                <<  49   fFileCount(0)
                                                   >>  50 {
                                                   >>  51   theTracer = aTracer;
 55 #ifdef G4MULTITHREADED                             52 #ifdef G4MULTITHREADED
 56 #include "G4TheMTRayTracer.hh"                 <<  53   if (!aTracer) theTracer = G4TheMTRayTracer::theInstance;
 57 , theTracer(aTracer? aTracer: G4TheMTRayTracer <<  54   if (!theTracer) theTracer = new G4TheMTRayTracer;
 58 #else                                              55 #else
 59 , theTracer(aTracer? aTracer: new G4TheRayTrac <<  56   if (!aTracer) theTracer = new G4TheRayTracer;
 60 #endif                                             57 #endif
 61 {                                              << 
 62   if (!theTracer) {                            << 
 63     G4warn << "G4RayTracerViewer::Initialise:  << 
 64     fViewId = -1;  // This flags an error.     << 
 65     return;                                    << 
 66   }                                            << 
 67 }                                              << 
 68                                                << 
 69 G4RayTracerViewer::~G4RayTracerViewer() {}     << 
 70                                                << 
 71 void G4RayTracerViewer::Initialise()           << 
 72 {                                              << 
 73   theTracer->SetNColumn(fVP.GetWindowSizeHintX     58   theTracer->SetNColumn(fVP.GetWindowSizeHintX());
 74   theTracer->SetNRow(fVP.GetWindowSizeHintY())     59   theTracer->SetNRow(fVP.GetWindowSizeHintY());
 75 }                                                  60 }
 76                                                    61 
                                                   >>  62 G4RayTracerViewer::~G4RayTracerViewer() {}
                                                   >>  63 
 77 void G4RayTracerViewer::SetView()                  64 void G4RayTracerViewer::SetView()
 78 {                                                  65 {
 79   // Get radius of scene, etc.  (See G4OpenGLV     66   // Get radius of scene, etc.  (See G4OpenGLViewer::SetView().)
 80   // Note that this procedure properly takes i     67   // Note that this procedure properly takes into account zoom, dolly and pan.
 81   const G4Point3D& targetPoint                     68   const G4Point3D& targetPoint
 82     = fSceneHandler.GetScene()->GetStandardTar     69     = fSceneHandler.GetScene()->GetStandardTargetPoint()
 83     + fVP.GetCurrentTargetPoint();                 70     + fVP.GetCurrentTargetPoint();
 84   G4double radius =  // See G4ViewParameters f     71   G4double radius =  // See G4ViewParameters for following procedure.
 85     fSceneHandler.GetScene()->GetExtent().GetE     72     fSceneHandler.GetScene()->GetExtent().GetExtentRadius();
 86   if(radius<=0.) radius = 1.;                      73   if(radius<=0.) radius = 1.;
 87   const G4double cameraDistance = fVP.GetCamer     74   const G4double cameraDistance = fVP.GetCameraDistance(radius);
 88   const G4Point3D cameraPosition =                 75   const G4Point3D cameraPosition =
 89     targetPoint + cameraDistance * fVP.GetView     76     targetPoint + cameraDistance * fVP.GetViewpointDirection().unit();
 90   const G4double nearDistance  = fVP.GetNearDi     77   const G4double nearDistance  = fVP.GetNearDistance(cameraDistance,radius);
 91   const G4double frontHalfHeight = fVP.GetFron     78   const G4double frontHalfHeight = fVP.GetFrontHalfHeight(nearDistance,radius);
 92   const G4double frontHalfAngle = std::atan(fr     79   const G4double frontHalfAngle = std::atan(frontHalfHeight / nearDistance);
 93                                                    80 
 94   // Calculate and set ray tracer parameters.      81   // Calculate and set ray tracer parameters.
 95   theTracer->                                      82   theTracer->
 96     SetViewSpan(200. * frontHalfAngle / theTra     83     SetViewSpan(200. * frontHalfAngle / theTracer->GetNColumn());
 97   theTracer->SetTargetPosition(targetPoint);       84   theTracer->SetTargetPosition(targetPoint);
 98   theTracer->SetEyePosition(cameraPosition);       85   theTracer->SetEyePosition(cameraPosition);
 99   theTracer->SetUpVector(fVP.GetUpVector());       86   theTracer->SetUpVector(fVP.GetUpVector());
100   const G4Vector3D                                 87   const G4Vector3D
101     actualLightpointDirection(-fVP.GetActualLi     88     actualLightpointDirection(-fVP.GetActualLightpointDirection());
102   theTracer->SetLightDirection(actualLightpoin     89   theTracer->SetLightDirection(actualLightpointDirection);
103   theTracer->SetBackgroundColour(fVP.GetBackgr     90   theTracer->SetBackgroundColour(fVP.GetBackgroundColour());
104 }                                                  91 }
105                                                    92 
106                                                    93 
107 void G4RayTracerViewer::ClearView() {}             94 void G4RayTracerViewer::ClearView() {}
108                                                    95 
109 void G4RayTracerViewer::DrawView()                 96 void G4RayTracerViewer::DrawView()
110 {                                                  97 {
111   // Trap recursive call                           98   // Trap recursive call
112   static G4bool called = false;                    99   static G4bool called = false;
113   if (called) return;                             100   if (called) return;
114   called = true;                                  101   called = true;
115                                                   102 
116   if (fVP.GetFieldHalfAngle() == 0.) { // Orth    103   if (fVP.GetFieldHalfAngle() == 0.) { // Orthogonal (parallel) projection.
117     G4double fieldHalfAngle = perMillion;         104     G4double fieldHalfAngle = perMillion;
118     fVP.SetFieldHalfAngle(fieldHalfAngle);        105     fVP.SetFieldHalfAngle(fieldHalfAngle);
119     G4warn <<                                  << 106     G4cout << 
120       "WARNING: G4RayTracerViewer::DrawView: t    107       "WARNING: G4RayTracerViewer::DrawView: true orthogonal projection"
121       "\n  not yet implemented.  Doing a \"lon    108       "\n  not yet implemented.  Doing a \"long shot\", i.e., a perspective"
122       "\n  projection with a half field angle     109       "\n  projection with a half field angle of "
123      << fieldHalfAngle <<                         110      << fieldHalfAngle <<
124       " radians."                                 111       " radians."
125      << G4endl;                                   112      << G4endl;
126     SetView();  // With this fieldHalfAngle    << 113     SetView();  // Special graphics system - bypass ProcessView().
127     ProcessView();                             << 
128     fVP.SetFieldHalfAngle(0.);                    114     fVP.SetFieldHalfAngle(0.);
129   }                                               115   }
130   else {                                          116   else {
131     ProcessView();                             << 117     SetView();  // Special graphics system - bypass ProcessView().
132   }                                               118   }
133   std::ostringstream filename;                    119   std::ostringstream filename;
134   filename << "g4RayTracer." << fShortName <<  << 120   filename << "g4RayTracer." << fShortName << '_' << fFileCount++ << ".jpeg";
135   << std::setw(4) << std::setfill('0') << fFil << 
136   theTracer->Trace(filename.str());               121   theTracer->Trace(filename.str());
137                                                   122 
138   // Reset call flag                              123   // Reset call flag
139   called = false;                                 124   called = false;
140 }                                                 125 }
141                                                   126