[531] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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[1168] | 27 | // $Id: G4VSceneHandler.cc,v 1.91 2009/11/16 13:51:08 lgarnier Exp $ |
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[931] | 28 | // GEANT4 tag $Name: $ |
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[531] | 29 | // |
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| 30 | // |
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| 31 | // John Allison 19th July 1996 |
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| 32 | // Abstract interface class for graphics scenes. |
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| 33 | |
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| 34 | #include "G4VSceneHandler.hh" |
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| 35 | |
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| 36 | #include "G4ios.hh" |
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| 37 | #include <sstream> |
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| 38 | |
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| 39 | #include "G4VisManager.hh" |
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| 40 | #include "G4VGraphicsSystem.hh" |
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| 41 | #include "G4VViewer.hh" |
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| 42 | #include "G4VSolid.hh" |
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| 43 | #include "G4RotationMatrix.hh" |
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| 44 | #include "G4ThreeVector.hh" |
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| 45 | #include "G4VPhysicalVolume.hh" |
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| 46 | #include "G4Material.hh" |
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| 47 | #include "G4Polyline.hh" |
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| 48 | #include "G4Scale.hh" |
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| 49 | #include "G4Text.hh" |
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| 50 | #include "G4Circle.hh" |
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| 51 | #include "G4Square.hh" |
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| 52 | #include "G4Polymarker.hh" |
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| 53 | #include "G4Polyhedron.hh" |
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| 54 | #include "G4NURBS.hh" |
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| 55 | #include "G4Visible.hh" |
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| 56 | #include "G4VisAttributes.hh" |
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| 57 | #include "G4VModel.hh" |
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| 58 | #include "G4TrajectoriesModel.hh" |
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| 59 | #include "G4Box.hh" |
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| 60 | #include "G4Cons.hh" |
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| 61 | #include "G4Tubs.hh" |
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| 62 | #include "G4Trd.hh" |
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| 63 | #include "G4Trap.hh" |
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| 64 | #include "G4Sphere.hh" |
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| 65 | #include "G4Para.hh" |
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| 66 | #include "G4Torus.hh" |
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| 67 | #include "G4Polycone.hh" |
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| 68 | #include "G4Polyhedra.hh" |
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| 69 | #include "G4LogicalVolume.hh" |
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| 70 | #include "G4PhysicalVolumeModel.hh" |
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| 71 | #include "G4ModelingParameters.hh" |
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| 72 | #include "G4VTrajectory.hh" |
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[593] | 73 | #include "G4VTrajectoryPoint.hh" |
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| 74 | #include "G4HitsModel.hh" |
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[531] | 75 | #include "G4VHit.hh" |
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[1168] | 76 | #include "G4ScoringManager.hh" |
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| 77 | #include "G4DefaultLinearColorMap.hh" |
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[531] | 78 | #include "Randomize.hh" |
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| 79 | #include "G4StateManager.hh" |
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| 80 | #include "G4RunManager.hh" |
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| 81 | #include "G4Run.hh" |
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| 82 | #include "G4Transform3D.hh" |
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[593] | 83 | #include "G4AttHolder.hh" |
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| 84 | #include "G4AttDef.hh" |
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[531] | 85 | |
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| 86 | G4VSceneHandler::G4VSceneHandler (G4VGraphicsSystem& system, G4int id, const G4String& name): |
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| 87 | fSystem (system), |
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| 88 | fSceneHandlerId (id), |
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| 89 | fViewCount (0), |
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| 90 | fpViewer (0), |
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| 91 | fpScene (0), |
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| 92 | fMarkForClearingTransientStore (true), // Ready for first |
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| 93 | // ClearTransientStoreIfMarked(), |
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| 94 | // e.g., at end of run (see |
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| 95 | // G4VisManager.cc). |
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| 96 | fReadyForTransients (true), // Only false while processing scene. |
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| 97 | fProcessingSolid (false), |
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| 98 | fSecondPassRequested (false), |
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| 99 | fSecondPass (false), |
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| 100 | fpModel (0), |
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| 101 | fpObjectTransformation (0), |
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| 102 | fNestingDepth (0), |
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[593] | 103 | fpVisAttribs (0) |
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[531] | 104 | { |
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| 105 | G4VisManager* pVMan = G4VisManager::GetInstance (); |
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| 106 | fpScene = pVMan -> GetCurrentScene (); |
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| 107 | if (name == "") { |
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| 108 | std::ostringstream ost; |
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| 109 | ost << fSystem.GetName () << '-' << fSceneHandlerId; |
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| 110 | fName = ost.str(); |
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| 111 | } |
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| 112 | else { |
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| 113 | fName = name; |
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| 114 | } |
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| 115 | fTransientsDrawnThisEvent = pVMan->GetTransientsDrawnThisEvent(); |
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| 116 | fTransientsDrawnThisRun = pVMan->GetTransientsDrawnThisRun(); |
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| 117 | } |
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| 118 | |
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| 119 | G4VSceneHandler::~G4VSceneHandler () { |
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[1168] | 120 | G4VViewer* last; |
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| 121 | while( ! fViewerList.empty() ) { |
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| 122 | last = fViewerList.back(); |
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| 123 | fViewerList.pop_back(); |
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| 124 | delete last; |
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[531] | 125 | } |
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| 126 | } |
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| 127 | |
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| 128 | void G4VSceneHandler::PreAddSolid (const G4Transform3D& objectTransformation, |
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| 129 | const G4VisAttributes& visAttribs) { |
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| 130 | fpObjectTransformation = &objectTransformation; |
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| 131 | fpVisAttribs = &visAttribs; |
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| 132 | fProcessingSolid = true; |
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| 133 | } |
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| 134 | |
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| 135 | void G4VSceneHandler::PostAddSolid () { |
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| 136 | fpObjectTransformation = 0; |
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| 137 | fpVisAttribs = 0; |
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| 138 | fProcessingSolid = false; |
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| 139 | if (fReadyForTransients) { |
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| 140 | fTransientsDrawnThisEvent = true; |
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| 141 | fTransientsDrawnThisRun = true; |
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| 142 | } |
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| 143 | } |
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| 144 | |
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| 145 | void G4VSceneHandler::BeginPrimitives |
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| 146 | (const G4Transform3D& objectTransformation) { |
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| 147 | fNestingDepth++; |
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| 148 | if (fNestingDepth > 1) |
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| 149 | G4Exception("G4VSceneHandler::BeginPrimitives: Nesting detected." |
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| 150 | "\n It is illegal to nest Begin/EndPrimitives."); |
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| 151 | fpObjectTransformation = &objectTransformation; |
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| 152 | } |
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| 153 | |
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| 154 | void G4VSceneHandler::EndPrimitives () { |
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| 155 | if (fNestingDepth <= 0) |
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| 156 | G4Exception("G4VSceneHandler::EndPrimitives: Nesting error"); |
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| 157 | fNestingDepth--; |
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| 158 | fpObjectTransformation = 0; |
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| 159 | if (fReadyForTransients) { |
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| 160 | fTransientsDrawnThisEvent = true; |
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| 161 | fTransientsDrawnThisRun = true; |
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| 162 | } |
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| 163 | } |
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| 164 | |
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[688] | 165 | void G4VSceneHandler::BeginPrimitives2D |
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| 166 | (const G4Transform3D& objectTransformation) { |
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[531] | 167 | fNestingDepth++; |
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| 168 | if (fNestingDepth > 1) |
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| 169 | G4Exception("G4VSceneHandler::BeginPrimitives2D: Nesting detected." |
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| 170 | "\n It is illegal to nest Begin/EndPrimitives."); |
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[688] | 171 | fpObjectTransformation = &objectTransformation; |
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[531] | 172 | } |
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| 173 | |
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| 174 | void G4VSceneHandler::EndPrimitives2D () { |
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| 175 | if (fNestingDepth <= 0) |
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| 176 | G4Exception("G4VSceneHandler::EndPrimitives2D: Nesting error"); |
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| 177 | fNestingDepth--; |
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| 178 | fpObjectTransformation = 0; |
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| 179 | if (fReadyForTransients) { |
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| 180 | fTransientsDrawnThisEvent = true; |
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| 181 | fTransientsDrawnThisRun = true; |
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| 182 | } |
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| 183 | } |
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| 184 | |
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| 185 | void G4VSceneHandler::BeginModeling () { |
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| 186 | } |
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| 187 | |
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| 188 | void G4VSceneHandler::EndModeling () |
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| 189 | { |
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| 190 | fpModel = 0; |
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| 191 | } |
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| 192 | |
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| 193 | void G4VSceneHandler::ClearStore () { |
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| 194 | // if (fpViewer) fpViewer -> NeedKernelVisit (true); |
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| 195 | // ?? Viewer is supposed to be smart enough to know when to visit |
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| 196 | // kernel, but a problem in OpenGL Stored seems to require a forced |
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| 197 | // kernel visit triggered by the above code. John Allison Aug 2001 |
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| 198 | // Feb 2005 - commented out. Let's fix OpenGL if necessary. |
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| 199 | } |
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| 200 | |
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| 201 | void G4VSceneHandler::ClearTransientStore () { |
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| 202 | } |
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| 203 | |
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| 204 | void G4VSceneHandler::AddSolid (const G4Box& box) { |
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| 205 | RequestPrimitives (box); |
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| 206 | // If your graphics system is sophisticated enough to handle a |
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| 207 | // particular solid shape as a primitive, in your derived class write a |
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| 208 | // function to override this. (Note: some compilers warn that your |
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| 209 | // function "hides" this one. That's OK.) |
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| 210 | // Your function might look like this... |
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| 211 | // void G4MyScene::AddSolid (const G4Box& box) { |
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| 212 | // Get parameters of appropriate object, e.g.: |
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| 213 | // G4double dx = box.GetXHalfLength (); |
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| 214 | // G4double dy = box.GetYHalfLength (); |
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| 215 | // G4double dz = box.GetZHalfLength (); |
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| 216 | // and Draw or Store in your display List. |
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| 217 | } |
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| 218 | |
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| 219 | void G4VSceneHandler::AddSolid (const G4Tubs& tubs) { |
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| 220 | RequestPrimitives (tubs); |
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| 221 | } |
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| 222 | |
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| 223 | void G4VSceneHandler::AddSolid (const G4Cons& cons) { |
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| 224 | RequestPrimitives (cons); |
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| 225 | } |
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| 226 | |
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| 227 | void G4VSceneHandler::AddSolid (const G4Trd& trd) { |
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| 228 | RequestPrimitives (trd); |
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| 229 | } |
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| 230 | |
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| 231 | void G4VSceneHandler::AddSolid (const G4Trap& trap) { |
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| 232 | RequestPrimitives (trap); |
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| 233 | } |
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| 234 | |
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| 235 | void G4VSceneHandler::AddSolid (const G4Sphere& sphere) { |
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| 236 | RequestPrimitives (sphere ); |
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| 237 | } |
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| 238 | |
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| 239 | void G4VSceneHandler::AddSolid (const G4Para& para) { |
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| 240 | RequestPrimitives (para); |
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| 241 | } |
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| 242 | |
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| 243 | void G4VSceneHandler::AddSolid (const G4Torus& torus) { |
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| 244 | RequestPrimitives (torus); |
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| 245 | } |
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| 246 | |
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| 247 | void G4VSceneHandler::AddSolid (const G4Polycone& polycone) { |
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| 248 | RequestPrimitives (polycone); |
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| 249 | } |
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| 250 | |
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| 251 | void G4VSceneHandler::AddSolid (const G4Polyhedra& polyhedra) { |
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| 252 | RequestPrimitives (polyhedra); |
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| 253 | } |
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| 254 | |
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| 255 | void G4VSceneHandler::AddSolid (const G4VSolid& solid) { |
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| 256 | RequestPrimitives (solid); |
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| 257 | } |
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| 258 | |
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| 259 | void G4VSceneHandler::AddCompound (const G4VTrajectory& traj) { |
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| 260 | G4TrajectoriesModel* pTrModel = |
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| 261 | dynamic_cast<G4TrajectoriesModel*>(fpModel); |
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| 262 | if (!pTrModel) G4Exception |
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| 263 | ("G4VSceneHandler::AddCompound(const G4VTrajectory&): Not a G4TrajectoriesModel."); |
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| 264 | traj.DrawTrajectory(pTrModel->GetDrawingMode()); |
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| 265 | } |
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| 266 | |
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| 267 | void G4VSceneHandler::AddCompound (const G4VHit& hit) { |
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[1168] | 268 | // Cast away const because Draw is non-const!!!! |
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| 269 | const_cast<G4VHit&>(hit).Draw(); |
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[531] | 270 | } |
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| 271 | |
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[1140] | 272 | void G4VSceneHandler::AddCompound (const G4THitsMap<G4double>& hits) { |
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[1168] | 273 | //G4cout << "AddCompound: hits: " << &hits << G4endl; |
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| 274 | G4bool scoreMapHits = false; |
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| 275 | G4ScoringManager* scoringManager = G4ScoringManager::GetScoringManagerIfExist(); |
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| 276 | if (scoringManager) { |
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| 277 | size_t nMeshes = scoringManager->GetNumberOfMesh(); |
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| 278 | for (size_t i = 0; i < nMeshes; ++i) { |
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| 279 | G4VScoringMesh* mesh = scoringManager->GetMesh(i); |
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| 280 | if (mesh && mesh->IsActive()) { |
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| 281 | MeshScoreMap scoreMap = mesh->GetScoreMap(); |
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| 282 | for(MeshScoreMap::const_iterator i = scoreMap.begin(); |
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| 283 | i != scoreMap.end(); ++i) { |
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| 284 | const G4String& scoreMapName = i->first; |
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| 285 | const G4THitsMap<G4double>* foundHits = i->second; |
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| 286 | if (foundHits == &hits) { |
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| 287 | G4DefaultLinearColorMap colorMap("G4VSceneHandlerColorMap"); |
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| 288 | scoreMapHits = true; |
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| 289 | mesh->DrawMesh(scoreMapName, &colorMap); |
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| 290 | } |
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| 291 | } |
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| 292 | } |
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| 293 | } |
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| 294 | } |
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| 295 | if (scoreMapHits) { |
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| 296 | static G4bool first = true; |
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| 297 | if (first) { |
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| 298 | first = false; |
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| 299 | G4cout << |
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| 300 | "Scoring map drawn with default parameters." |
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| 301 | "\n To get gMocren file for gMocren browser:" |
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| 302 | "\n /vis/open gMocrenFile" |
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| 303 | "\n /vis/viewer/flush" |
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| 304 | "\n Many other options available with /score/draw... commands." |
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| 305 | "\n You might want to \"/vis/viewer/set/autoRefresh false\"." |
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| 306 | << G4endl; |
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| 307 | } |
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| 308 | } else { // Not score map hits. Just call DrawAllHits. |
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| 309 | // Cast away const because DrawAllHits is non-const!!!! |
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| 310 | const_cast<G4THitsMap<G4double>&>(hits).DrawAllHits(); |
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| 311 | } |
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[1140] | 312 | } |
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| 313 | |
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[531] | 314 | void G4VSceneHandler::AddViewerToList (G4VViewer* pViewer) { |
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| 315 | fViewerList.push_back (pViewer); |
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| 316 | } |
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| 317 | |
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| 318 | void G4VSceneHandler::AddPrimitive (const G4Scale& scale) { |
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| 319 | |
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| 320 | const G4double margin(0.01); |
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| 321 | // Fractional margin - ensures scale is comfortably inside viewing |
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| 322 | // volume. |
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| 323 | const G4double oneMinusMargin (1. - margin); |
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| 324 | |
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| 325 | const G4VisExtent& sceneExtent = fpScene->GetExtent(); |
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| 326 | |
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| 327 | // Useful constants... |
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| 328 | const G4double length(scale.GetLength()); |
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| 329 | const G4double halfLength(length / 2.); |
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| 330 | const G4double tickLength(length / 20.); |
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| 331 | const G4double piBy2(halfpi); |
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| 332 | |
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| 333 | // Get size of scene... |
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| 334 | const G4double xmin = sceneExtent.GetXmin(); |
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| 335 | const G4double xmax = sceneExtent.GetXmax(); |
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| 336 | const G4double ymin = sceneExtent.GetYmin(); |
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| 337 | const G4double ymax = sceneExtent.GetYmax(); |
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| 338 | const G4double zmin = sceneExtent.GetZmin(); |
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| 339 | const G4double zmax = sceneExtent.GetZmax(); |
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| 340 | |
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| 341 | // Create (empty) polylines having the same vis attributes... |
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| 342 | G4Polyline scaleLine, tick11, tick12, tick21, tick22; |
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| 343 | G4VisAttributes visAtts(*scale.GetVisAttributes()); // Long enough life. |
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| 344 | scaleLine.SetVisAttributes(&visAtts); |
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| 345 | tick11.SetVisAttributes(&visAtts); |
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| 346 | tick12.SetVisAttributes(&visAtts); |
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| 347 | tick21.SetVisAttributes(&visAtts); |
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| 348 | tick22.SetVisAttributes(&visAtts); |
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| 349 | |
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| 350 | // Add points to the polylines to represent an scale parallel to the |
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| 351 | // x-axis centred on the origin... |
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| 352 | G4Point3D r1(G4Point3D(-halfLength, 0., 0.)); |
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| 353 | G4Point3D r2(G4Point3D( halfLength, 0., 0.)); |
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| 354 | scaleLine.push_back(r1); |
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| 355 | scaleLine.push_back(r2); |
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| 356 | G4Point3D ticky(0., tickLength, 0.); |
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| 357 | G4Point3D tickz(0., 0., tickLength); |
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| 358 | tick11.push_back(r1 + ticky); |
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| 359 | tick11.push_back(r1 - ticky); |
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| 360 | tick12.push_back(r1 + tickz); |
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| 361 | tick12.push_back(r1 - tickz); |
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| 362 | tick21.push_back(r2 + ticky); |
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| 363 | tick21.push_back(r2 - ticky); |
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| 364 | tick22.push_back(r2 + tickz); |
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| 365 | tick22.push_back(r2 - tickz); |
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| 366 | G4Point3D textPosition(0., tickLength, 0.); |
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| 367 | |
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| 368 | // Transform appropriately... |
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| 369 | |
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| 370 | G4Transform3D transformation; |
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| 371 | if (scale.GetAutoPlacing()) { |
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| 372 | G4Transform3D rotation; |
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| 373 | switch (scale.GetDirection()) { |
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| 374 | case G4Scale::x: |
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| 375 | break; |
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| 376 | case G4Scale::y: |
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| 377 | rotation = G4RotateZ3D(piBy2); |
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| 378 | break; |
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| 379 | case G4Scale::z: |
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| 380 | rotation = G4RotateY3D(piBy2); |
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| 381 | break; |
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| 382 | } |
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| 383 | G4double sxmid(scale.GetXmid()); |
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| 384 | G4double symid(scale.GetYmid()); |
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| 385 | G4double szmid(scale.GetZmid()); |
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| 386 | sxmid = xmin + oneMinusMargin * (xmax - xmin); |
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| 387 | symid = ymin + margin * (ymax - ymin); |
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| 388 | szmid = zmin + oneMinusMargin * (zmax - zmin); |
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| 389 | switch (scale.GetDirection()) { |
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| 390 | case G4Scale::x: |
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| 391 | sxmid -= halfLength; |
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| 392 | break; |
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| 393 | case G4Scale::y: |
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| 394 | symid += halfLength; |
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| 395 | break; |
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| 396 | case G4Scale::z: |
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| 397 | szmid -= halfLength; |
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| 398 | break; |
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| 399 | } |
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| 400 | G4Translate3D translation(sxmid, symid, szmid); |
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| 401 | transformation = translation * rotation; |
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| 402 | } else { |
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| 403 | if (fpModel) transformation = fpModel->GetTransformation(); |
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| 404 | } |
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| 405 | |
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| 406 | // Draw... |
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| 407 | // We would like to call BeginPrimitives(transformation) here but |
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| 408 | // calling BeginPrimitives from within an AddPrimitive is not |
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| 409 | // allowed! So we have to do our own transformation... |
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| 410 | AddPrimitive(scaleLine.transform(transformation)); |
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| 411 | AddPrimitive(tick11.transform(transformation)); |
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| 412 | AddPrimitive(tick12.transform(transformation)); |
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| 413 | AddPrimitive(tick21.transform(transformation)); |
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| 414 | AddPrimitive(tick22.transform(transformation)); |
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| 415 | G4Text text(scale.GetAnnotation(),textPosition.transform(transformation)); |
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| 416 | text.SetScreenSize(12.); |
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| 417 | AddPrimitive(text); |
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| 418 | } |
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| 419 | |
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| 420 | void G4VSceneHandler::AddPrimitive (const G4Polymarker& polymarker) { |
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| 421 | switch (polymarker.GetMarkerType()) { |
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| 422 | default: |
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| 423 | case G4Polymarker::dots: |
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| 424 | { |
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| 425 | for (size_t iPoint = 0; iPoint < polymarker.size (); iPoint++) { |
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| 426 | G4Circle dot (polymarker); |
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| 427 | dot.SetPosition (polymarker[iPoint]); |
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| 428 | dot.SetWorldSize (0.); |
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| 429 | dot.SetScreenSize (0.1); // Very small circle. |
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| 430 | AddPrimitive (dot); |
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| 431 | } |
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| 432 | } |
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| 433 | break; |
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| 434 | case G4Polymarker::circles: |
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| 435 | { |
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| 436 | for (size_t iPoint = 0; iPoint < polymarker.size (); iPoint++) { |
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| 437 | G4Circle circle (polymarker); |
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| 438 | circle.SetPosition (polymarker[iPoint]); |
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| 439 | AddPrimitive (circle); |
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| 440 | } |
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| 441 | } |
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| 442 | break; |
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| 443 | case G4Polymarker::squares: |
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| 444 | { |
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| 445 | for (size_t iPoint = 0; iPoint < polymarker.size (); iPoint++) { |
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| 446 | G4Square square (polymarker); |
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| 447 | square.SetPosition (polymarker[iPoint]); |
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| 448 | AddPrimitive (square); |
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| 449 | } |
---|
| 450 | } |
---|
| 451 | break; |
---|
| 452 | } |
---|
| 453 | } |
---|
| 454 | |
---|
| 455 | void G4VSceneHandler::RemoveViewerFromList (G4VViewer* pViewer) { |
---|
| 456 | fViewerList.remove(pViewer); |
---|
| 457 | } |
---|
| 458 | |
---|
| 459 | void G4VSceneHandler::SetScene (G4Scene* pScene) { |
---|
| 460 | fpScene = pScene; |
---|
| 461 | // Notify all viewers that a kernel visit is required. |
---|
| 462 | G4ViewerListIterator i; |
---|
| 463 | for (i = fViewerList.begin(); i != fViewerList.end(); i++) { |
---|
| 464 | (*i) -> SetNeedKernelVisit (true); |
---|
| 465 | } |
---|
| 466 | } |
---|
| 467 | |
---|
| 468 | void G4VSceneHandler::RequestPrimitives (const G4VSolid& solid) { |
---|
| 469 | BeginPrimitives (*fpObjectTransformation); |
---|
| 470 | G4NURBS* pNURBS = 0; |
---|
| 471 | G4Polyhedron* pPolyhedron = 0; |
---|
| 472 | switch (fpViewer -> GetViewParameters () . GetRepStyle ()) { |
---|
| 473 | case G4ViewParameters::nurbs: |
---|
| 474 | pNURBS = solid.CreateNURBS (); |
---|
| 475 | if (pNURBS) { |
---|
[593] | 476 | pNURBS -> SetVisAttributes (fpVisAttribs); |
---|
[531] | 477 | AddPrimitive (*pNURBS); |
---|
| 478 | delete pNURBS; |
---|
| 479 | break; |
---|
| 480 | } |
---|
| 481 | else { |
---|
| 482 | G4VisManager::Verbosity verbosity = |
---|
| 483 | G4VisManager::GetInstance()->GetVerbosity(); |
---|
| 484 | if (verbosity >= G4VisManager::errors) { |
---|
| 485 | G4cout << |
---|
| 486 | "ERROR: G4VSceneHandler::RequestPrimitives" |
---|
| 487 | "\n NURBS not available for " |
---|
| 488 | << solid.GetName () << G4endl; |
---|
| 489 | G4cout << "Trying polyhedron." << G4endl; |
---|
| 490 | } |
---|
| 491 | } |
---|
| 492 | // Dropping through to polyhedron... |
---|
| 493 | case G4ViewParameters::polyhedron: |
---|
| 494 | default: |
---|
[593] | 495 | G4Polyhedron::SetNumberOfRotationSteps (GetNoOfSides (fpVisAttribs)); |
---|
[531] | 496 | pPolyhedron = solid.GetPolyhedron (); |
---|
| 497 | G4Polyhedron::ResetNumberOfRotationSteps (); |
---|
| 498 | if (pPolyhedron) { |
---|
[593] | 499 | pPolyhedron -> SetVisAttributes (fpVisAttribs); |
---|
[531] | 500 | AddPrimitive (*pPolyhedron); |
---|
| 501 | } |
---|
| 502 | else { |
---|
| 503 | G4VisManager::Verbosity verbosity = |
---|
| 504 | G4VisManager::GetInstance()->GetVerbosity(); |
---|
| 505 | if (verbosity >= G4VisManager::errors) { |
---|
| 506 | G4cout << |
---|
| 507 | "ERROR: G4VSceneHandler::RequestPrimitives" |
---|
| 508 | "\n Polyhedron not available for " << solid.GetName () << |
---|
| 509 | ".\n This means it cannot be visualized on most systems." |
---|
| 510 | "\n Contact the Visualization Coordinator." << G4endl; |
---|
| 511 | } |
---|
| 512 | } |
---|
| 513 | break; |
---|
| 514 | } |
---|
| 515 | EndPrimitives (); |
---|
| 516 | } |
---|
| 517 | |
---|
| 518 | void G4VSceneHandler::ProcessScene (G4VViewer&) { |
---|
[959] | 519 | |
---|
[531] | 520 | if (!fpScene) return; |
---|
| 521 | |
---|
| 522 | G4VisManager* visManager = G4VisManager::GetInstance(); |
---|
| 523 | |
---|
| 524 | if (!visManager->GetConcreteInstance()) return; |
---|
| 525 | |
---|
| 526 | G4VisManager::Verbosity verbosity = visManager->GetVerbosity(); |
---|
| 527 | |
---|
| 528 | fReadyForTransients = false; |
---|
| 529 | |
---|
| 530 | // Clear stored scene, if any, i.e., display lists, scene graphs. |
---|
| 531 | ClearStore (); |
---|
| 532 | |
---|
| 533 | // Reset fMarkForClearingTransientStore. No need to clear transient |
---|
| 534 | // store since it has just been cleared above. (Leaving |
---|
| 535 | // fMarkForClearingTransientStore true causes problems with |
---|
| 536 | // recomputing transients below.) Restore it again at end... |
---|
| 537 | G4bool tmpMarkForClearingTransientStore = fMarkForClearingTransientStore; |
---|
| 538 | fMarkForClearingTransientStore = false; |
---|
| 539 | |
---|
| 540 | // Traverse geometry tree and send drawing primitives to window(s). |
---|
| 541 | |
---|
| 542 | const std::vector<G4VModel*>& runDurationModelList = |
---|
| 543 | fpScene -> GetRunDurationModelList (); |
---|
| 544 | |
---|
| 545 | if (runDurationModelList.size ()) { |
---|
| 546 | if (verbosity >= G4VisManager::confirmations) { |
---|
| 547 | G4cout << "Traversing scene data..." << G4endl; |
---|
| 548 | } |
---|
| 549 | |
---|
| 550 | BeginModeling (); |
---|
| 551 | |
---|
| 552 | // Create modeling parameters from view parameters... |
---|
| 553 | G4ModelingParameters* pMP = CreateModelingParameters (); |
---|
| 554 | |
---|
| 555 | for (size_t i = 0; i < runDurationModelList.size (); i++) { |
---|
| 556 | G4VModel* pModel = runDurationModelList[i]; |
---|
| 557 | // Note: this is not the place to take action on |
---|
| 558 | // pModel->GetTransformation(). The model must take care of |
---|
| 559 | // this in pModel->DescribeYourselfTo(*this). See, for example, |
---|
| 560 | // G4PhysicalVolumeModel and /vis/scene/add/logo. |
---|
| 561 | pModel -> SetModelingParameters (pMP); |
---|
| 562 | SetModel (pModel); // Store for use by derived class. |
---|
| 563 | pModel -> DescribeYourselfTo (*this); |
---|
| 564 | pModel -> SetModelingParameters (0); |
---|
| 565 | } |
---|
| 566 | |
---|
| 567 | // Repeat if required... |
---|
| 568 | if (fSecondPassRequested) { |
---|
| 569 | fSecondPass = true; |
---|
| 570 | for (size_t i = 0; i < runDurationModelList.size (); i++) { |
---|
| 571 | G4VModel* pModel = runDurationModelList[i]; |
---|
| 572 | pModel -> SetModelingParameters (pMP); |
---|
| 573 | SetModel (pModel); // Store for use by derived class. |
---|
| 574 | pModel -> DescribeYourselfTo (*this); |
---|
| 575 | pModel -> SetModelingParameters (0); |
---|
| 576 | } |
---|
| 577 | fSecondPass = false; |
---|
| 578 | fSecondPassRequested = false; |
---|
| 579 | } |
---|
| 580 | |
---|
| 581 | delete pMP; |
---|
| 582 | EndModeling (); |
---|
| 583 | |
---|
| 584 | } |
---|
| 585 | |
---|
| 586 | fpViewer->FinishView(); // Flush streams and/or swap buffers. |
---|
| 587 | |
---|
| 588 | fReadyForTransients = true; |
---|
| 589 | |
---|
[1140] | 590 | // Refresh event from end-of-event model list. |
---|
| 591 | // Allow only in Idle or GeomClosed state... |
---|
[531] | 592 | G4StateManager* stateManager = G4StateManager::GetStateManager(); |
---|
| 593 | G4ApplicationState state = stateManager->GetCurrentState(); |
---|
[1140] | 594 | if (state == G4State_Idle || state == G4State_GeomClosed) { |
---|
[531] | 595 | |
---|
| 596 | visManager->SetEventRefreshing(true); |
---|
| 597 | |
---|
[593] | 598 | if (visManager->GetRequestedEvent()) { |
---|
| 599 | DrawEvent(visManager->GetRequestedEvent()); |
---|
[531] | 600 | |
---|
| 601 | } else { |
---|
| 602 | |
---|
| 603 | G4RunManager* runManager = G4RunManager::GetRunManager(); |
---|
| 604 | if (runManager) { |
---|
[593] | 605 | const G4Run* run = runManager->GetCurrentRun(); |
---|
| 606 | const std::vector<const G4Event*>* events = |
---|
| 607 | run? run->GetEventVector(): 0; |
---|
| 608 | size_t nKeptEvents = 0; |
---|
| 609 | if (events) nKeptEvents = events->size(); |
---|
| 610 | if (nKeptEvents) { |
---|
[531] | 611 | |
---|
[593] | 612 | if (fpScene->GetRefreshAtEndOfEvent()) { |
---|
[531] | 613 | |
---|
[593] | 614 | if (verbosity >= G4VisManager::confirmations) { |
---|
| 615 | G4cout << "Refreshing event..." << G4endl; |
---|
| 616 | } |
---|
| 617 | const G4Event* event = 0; |
---|
| 618 | if (events && events->size()) event = events->back(); |
---|
[561] | 619 | if (event) DrawEvent(event); |
---|
[531] | 620 | |
---|
[593] | 621 | } else { // Accumulating events. |
---|
| 622 | |
---|
| 623 | if (verbosity >= G4VisManager::confirmations) { |
---|
| 624 | G4cout << "Refreshing events in run..." << G4endl; |
---|
[561] | 625 | } |
---|
[593] | 626 | for (size_t i = 0; i < nKeptEvents; ++i) { |
---|
| 627 | const G4Event* event = (*events)[i]; |
---|
| 628 | if (event) DrawEvent(event); |
---|
| 629 | } |
---|
| 630 | |
---|
| 631 | if (!fpScene->GetRefreshAtEndOfRun()) { |
---|
| 632 | if (verbosity >= G4VisManager::warnings) { |
---|
| 633 | G4cout << |
---|
| 634 | "WARNING: Cannot refresh events accumulated over more" |
---|
| 635 | "\n than one runs. Refreshed just the last run." |
---|
| 636 | << G4endl; |
---|
| 637 | } |
---|
| 638 | } |
---|
[561] | 639 | } |
---|
[531] | 640 | } |
---|
| 641 | } |
---|
[593] | 642 | } |
---|
| 643 | visManager->SetEventRefreshing(false); |
---|
| 644 | } |
---|
[531] | 645 | |
---|
[1168] | 646 | // Refresh end-of-run model list. |
---|
| 647 | // Allow only in Idle or GeomClosed state... |
---|
| 648 | if (state == G4State_Idle || state == G4State_GeomClosed) { |
---|
| 649 | DrawEndOfRunModels(); |
---|
| 650 | } |
---|
| 651 | |
---|
[531] | 652 | fMarkForClearingTransientStore = tmpMarkForClearingTransientStore; |
---|
| 653 | } |
---|
| 654 | |
---|
| 655 | void G4VSceneHandler::DrawEvent(const G4Event* event) |
---|
| 656 | { |
---|
| 657 | const std::vector<G4VModel*>& EOEModelList = |
---|
| 658 | fpScene -> GetEndOfEventModelList (); |
---|
| 659 | size_t nModels = EOEModelList.size(); |
---|
| 660 | if (nModels) { |
---|
| 661 | G4ModelingParameters* pMP = CreateModelingParameters(); |
---|
| 662 | pMP->SetEvent(event); |
---|
| 663 | for (size_t i = 0; i < nModels; i++) { |
---|
| 664 | G4VModel* pModel = EOEModelList [i]; |
---|
| 665 | pModel -> SetModelingParameters(pMP); |
---|
| 666 | SetModel (pModel); |
---|
| 667 | pModel -> DescribeYourselfTo (*this); |
---|
| 668 | pModel -> SetModelingParameters(0); |
---|
| 669 | } |
---|
| 670 | delete pMP; |
---|
| 671 | SetModel (0); |
---|
| 672 | } |
---|
| 673 | } |
---|
| 674 | |
---|
[1168] | 675 | void G4VSceneHandler::DrawEndOfRunModels() |
---|
| 676 | { |
---|
| 677 | const std::vector<G4VModel*>& EORModelList = |
---|
| 678 | fpScene -> GetEndOfRunModelList (); |
---|
| 679 | size_t nModels = EORModelList.size(); |
---|
| 680 | if (nModels) { |
---|
| 681 | G4ModelingParameters* pMP = CreateModelingParameters(); |
---|
| 682 | pMP->SetEvent(0); |
---|
| 683 | for (size_t i = 0; i < nModels; i++) { |
---|
| 684 | G4VModel* pModel = EORModelList [i]; |
---|
| 685 | pModel -> SetModelingParameters(pMP); |
---|
| 686 | SetModel (pModel); |
---|
| 687 | pModel -> DescribeYourselfTo (*this); |
---|
| 688 | pModel -> SetModelingParameters(0); |
---|
| 689 | } |
---|
| 690 | delete pMP; |
---|
| 691 | SetModel (0); |
---|
| 692 | } |
---|
| 693 | } |
---|
| 694 | |
---|
[531] | 695 | G4ModelingParameters* G4VSceneHandler::CreateModelingParameters () |
---|
| 696 | { |
---|
| 697 | // Create modeling parameters from View Parameters... |
---|
| 698 | const G4ViewParameters& vp = fpViewer -> GetViewParameters (); |
---|
| 699 | |
---|
| 700 | // Convert drawing styles... |
---|
| 701 | G4ModelingParameters::DrawingStyle modelDrawingStyle = |
---|
| 702 | G4ModelingParameters::wf; |
---|
| 703 | switch (vp.GetDrawingStyle ()) { |
---|
| 704 | default: |
---|
| 705 | case G4ViewParameters::wireframe: |
---|
| 706 | modelDrawingStyle = G4ModelingParameters::wf; |
---|
| 707 | break; |
---|
| 708 | case G4ViewParameters::hlr: |
---|
| 709 | modelDrawingStyle = G4ModelingParameters::hlr; |
---|
| 710 | break; |
---|
| 711 | case G4ViewParameters::hsr: |
---|
| 712 | modelDrawingStyle = G4ModelingParameters::hsr; |
---|
| 713 | break; |
---|
| 714 | case G4ViewParameters::hlhsr: |
---|
| 715 | modelDrawingStyle = G4ModelingParameters::hlhsr; |
---|
| 716 | break; |
---|
| 717 | } |
---|
| 718 | |
---|
| 719 | // Decide if covered daughters are really to be culled... |
---|
| 720 | G4bool reallyCullCovered = |
---|
| 721 | vp.IsCullingCovered() // Culling daughters depends also on... |
---|
| 722 | && !vp.IsSection () // Sections (DCUT) not requested. |
---|
| 723 | && !vp.IsCutaway () // Cutaways not requested. |
---|
| 724 | ; |
---|
| 725 | |
---|
| 726 | G4ModelingParameters* pModelingParams = new G4ModelingParameters |
---|
| 727 | (vp.GetDefaultVisAttributes (), |
---|
| 728 | modelDrawingStyle, |
---|
| 729 | vp.IsCulling (), |
---|
| 730 | vp.IsCullingInvisible (), |
---|
| 731 | vp.IsDensityCulling (), |
---|
| 732 | vp.GetVisibleDensity (), |
---|
| 733 | reallyCullCovered, |
---|
| 734 | vp.GetNoOfSides () |
---|
| 735 | ); |
---|
| 736 | |
---|
| 737 | pModelingParams->SetWarning |
---|
| 738 | (G4VisManager::GetInstance()->GetVerbosity() >= G4VisManager::warnings); |
---|
| 739 | |
---|
| 740 | pModelingParams->SetExplodeFactor(vp.GetExplodeFactor()); |
---|
| 741 | pModelingParams->SetExplodeCentre(vp.GetExplodeCentre()); |
---|
| 742 | |
---|
| 743 | pModelingParams->SetSectionPolyhedron(CreateSectionPolyhedron()); |
---|
| 744 | pModelingParams->SetCutawayPolyhedron(CreateCutawayPolyhedron()); |
---|
| 745 | // The polyhedron objects are deleted in the modeling parameters destructor. |
---|
| 746 | |
---|
| 747 | return pModelingParams; |
---|
| 748 | } |
---|
| 749 | |
---|
| 750 | const G4Polyhedron* G4VSceneHandler::CreateSectionPolyhedron() |
---|
| 751 | { |
---|
| 752 | /* Disable for now. Boolean processor not up to it. |
---|
| 753 | const G4ViewParameters& vp = fpViewer->GetViewParameters(); |
---|
| 754 | if (vp.IsSection () ) { |
---|
| 755 | G4double radius = fpScene->GetExtent().GetExtentRadius(); |
---|
| 756 | G4double safe = radius + fpScene->GetExtent().GetExtentCentre().mag(); |
---|
| 757 | G4Box sectionBox("clipper", |
---|
| 758 | safe, safe, 1.e-5 * radius); // Thin in z-plane. |
---|
| 759 | G4Polyhedron* sectioner = sectionBox.CreatePolyhedron(); |
---|
| 760 | const G4Plane3D& s = vp.GetSectionPlane (); |
---|
| 761 | G4double a = s.a(); |
---|
| 762 | G4double b = s.b(); |
---|
| 763 | G4double c = s.c(); |
---|
| 764 | G4double d = s.d(); |
---|
| 765 | G4Transform3D transform = G4TranslateZ3D(-d); |
---|
| 766 | const G4Normal3D normal(a,b,c); |
---|
| 767 | if (normal != G4Normal3D(0,0,1)) { |
---|
| 768 | const G4double angle = std::acos(normal.dot(G4Normal3D(0,0,1))); |
---|
| 769 | const G4Vector3D axis = G4Normal3D(0,0,1).cross(normal); |
---|
| 770 | transform = G4Rotate3D(angle, axis) * transform; |
---|
| 771 | } |
---|
| 772 | sectioner->Transform(transform); |
---|
| 773 | return sectioner; |
---|
| 774 | } else { |
---|
| 775 | return 0; |
---|
| 776 | } |
---|
| 777 | */ |
---|
| 778 | return 0; |
---|
| 779 | } |
---|
| 780 | |
---|
| 781 | const G4Polyhedron* G4VSceneHandler::CreateCutawayPolyhedron() |
---|
| 782 | { |
---|
| 783 | return 0; |
---|
| 784 | } |
---|
| 785 | |
---|
[593] | 786 | void G4VSceneHandler::LoadAtts(const G4Visible& visible, G4AttHolder* holder) |
---|
| 787 | { |
---|
| 788 | // Load G4Atts from G4VisAttributes, if any... |
---|
| 789 | const G4VisAttributes* va = visible.GetVisAttributes(); |
---|
| 790 | if (va) { |
---|
| 791 | const std::map<G4String,G4AttDef>* vaDefs = |
---|
| 792 | va->GetAttDefs(); |
---|
| 793 | if (vaDefs) { |
---|
| 794 | holder->AddAtts(visible.GetVisAttributes()->CreateAttValues(), vaDefs); |
---|
| 795 | } |
---|
| 796 | } |
---|
| 797 | |
---|
| 798 | G4PhysicalVolumeModel* pPVModel = |
---|
| 799 | dynamic_cast<G4PhysicalVolumeModel*>(fpModel); |
---|
| 800 | if (pPVModel) { |
---|
| 801 | // Load G4Atts from G4PhysicalVolumeModel... |
---|
| 802 | const std::map<G4String,G4AttDef>* defs = pPVModel->GetAttDefs(); |
---|
| 803 | if (defs) { |
---|
| 804 | holder->AddAtts(pPVModel->CreateCurrentAttValues(), defs); |
---|
| 805 | } |
---|
| 806 | } |
---|
| 807 | |
---|
| 808 | G4TrajectoriesModel* trajModel = dynamic_cast<G4TrajectoriesModel*>(fpModel); |
---|
| 809 | if (trajModel) { |
---|
| 810 | // Load G4Atts from trajectory... |
---|
| 811 | const G4VTrajectory* traj = trajModel->GetCurrentTrajectory(); |
---|
| 812 | const std::map<G4String,G4AttDef>* defs = traj->GetAttDefs(); |
---|
| 813 | if (defs) { |
---|
| 814 | holder->AddAtts(traj->CreateAttValues(), defs); |
---|
| 815 | } |
---|
| 816 | G4int nPoints = traj->GetPointEntries(); |
---|
| 817 | for (G4int i = 0; i < nPoints; ++i) { |
---|
| 818 | G4VTrajectoryPoint* trajPoint = traj->GetPoint(i); |
---|
| 819 | const std::map<G4String,G4AttDef>* defs = trajPoint->GetAttDefs(); |
---|
| 820 | if (defs) { |
---|
| 821 | holder->AddAtts(trajPoint->CreateAttValues(), defs); |
---|
| 822 | } |
---|
| 823 | } |
---|
| 824 | } |
---|
| 825 | |
---|
| 826 | G4HitsModel* hitsModel = dynamic_cast<G4HitsModel*>(fpModel); |
---|
| 827 | if (hitsModel) { |
---|
| 828 | // Load G4Atts from hit... |
---|
| 829 | const G4VHit* hit = hitsModel->GetCurrentHit(); |
---|
| 830 | const std::map<G4String,G4AttDef>* defs = hit->GetAttDefs(); |
---|
| 831 | if (defs) { |
---|
| 832 | holder->AddAtts(hit->CreateAttValues(), defs); |
---|
| 833 | } |
---|
| 834 | } |
---|
| 835 | } |
---|
| 836 | |
---|
[531] | 837 | const G4Colour& G4VSceneHandler::GetColour (const G4Visible& visible) { |
---|
| 838 | // Colour is determined by the applicable vis attributes. |
---|
| 839 | const G4Colour& colour = fpViewer -> |
---|
| 840 | GetApplicableVisAttributes (visible.GetVisAttributes ()) -> GetColour (); |
---|
| 841 | return colour; |
---|
| 842 | } |
---|
| 843 | |
---|
| 844 | const G4Colour& G4VSceneHandler::GetTextColour (const G4Text& text) { |
---|
| 845 | const G4VisAttributes* pVA = text.GetVisAttributes (); |
---|
| 846 | if (!pVA) { |
---|
| 847 | pVA = fpViewer -> GetViewParameters (). GetDefaultTextVisAttributes (); |
---|
| 848 | } |
---|
| 849 | const G4Colour& colour = pVA -> GetColour (); |
---|
| 850 | return colour; |
---|
| 851 | } |
---|
| 852 | |
---|
[593] | 853 | G4double G4VSceneHandler::GetLineWidth(const G4VisAttributes* pVisAttribs) |
---|
[531] | 854 | { |
---|
[593] | 855 | G4double lineWidth = pVisAttribs->GetLineWidth(); |
---|
[531] | 856 | if (lineWidth < 1.) lineWidth = 1.; |
---|
| 857 | lineWidth *= fpViewer -> GetViewParameters().GetGlobalLineWidthScale(); |
---|
| 858 | if (lineWidth < 1.) lineWidth = 1.; |
---|
| 859 | return lineWidth; |
---|
| 860 | } |
---|
| 861 | |
---|
| 862 | G4ViewParameters::DrawingStyle G4VSceneHandler::GetDrawingStyle |
---|
| 863 | (const G4VisAttributes* pVisAttribs) { |
---|
| 864 | // Drawing style is normally determined by the view parameters, but |
---|
| 865 | // it can be overriddden by the ForceDrawingStyle flag in the vis |
---|
| 866 | // attributes. |
---|
[593] | 867 | G4ViewParameters::DrawingStyle style = |
---|
[531] | 868 | fpViewer->GetViewParameters().GetDrawingStyle(); |
---|
| 869 | if (pVisAttribs -> IsForceDrawingStyle ()) { |
---|
| 870 | G4VisAttributes::ForcedDrawingStyle forcedStyle = |
---|
| 871 | pVisAttribs -> GetForcedDrawingStyle (); |
---|
| 872 | // This is complicated because if hidden line and surface removal |
---|
| 873 | // has been requested we wish to preserve this sometimes. |
---|
| 874 | switch (forcedStyle) { |
---|
| 875 | case (G4VisAttributes::solid): |
---|
| 876 | switch (style) { |
---|
| 877 | case (G4ViewParameters::hlr): |
---|
| 878 | style = G4ViewParameters::hlhsr; |
---|
| 879 | break; |
---|
| 880 | case (G4ViewParameters::wireframe): |
---|
| 881 | style = G4ViewParameters::hsr; |
---|
| 882 | break; |
---|
| 883 | case (G4ViewParameters::hlhsr): |
---|
| 884 | case (G4ViewParameters::hsr): |
---|
| 885 | default: |
---|
| 886 | break; |
---|
| 887 | } |
---|
| 888 | break; |
---|
| 889 | case (G4VisAttributes::wireframe): |
---|
| 890 | default: |
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| 891 | // But if forced style is wireframe, do it, because one of its |
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| 892 | // main uses is in displaying the consituent solids of a Boolean |
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| 893 | // solid and their surfaces overlap with the resulting Booean |
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| 894 | // solid, making a mess if hlr is specified. |
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| 895 | style = G4ViewParameters::wireframe; |
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| 896 | break; |
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| 897 | } |
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| 898 | } |
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| 899 | return style; |
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| 900 | } |
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| 901 | |
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| 902 | G4bool G4VSceneHandler::GetAuxEdgeVisible (const G4VisAttributes* pVisAttribs) { |
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| 903 | G4bool isAuxEdgeVisible = fpViewer->GetViewParameters().IsAuxEdgeVisible (); |
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| 904 | if (pVisAttribs -> IsForceAuxEdgeVisible()) isAuxEdgeVisible = true; |
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| 905 | return isAuxEdgeVisible; |
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| 906 | } |
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| 907 | |
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| 908 | G4double G4VSceneHandler::GetMarkerSize |
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| 909 | (const G4VMarker& marker, |
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| 910 | G4VSceneHandler::MarkerSizeType& markerSizeType) |
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| 911 | { |
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| 912 | G4bool userSpecified = marker.GetWorldSize() || marker.GetScreenSize(); |
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| 913 | const G4VMarker& defaultMarker = |
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| 914 | fpViewer -> GetViewParameters().GetDefaultMarker(); |
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| 915 | G4double size = userSpecified ? |
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| 916 | marker.GetWorldSize() : defaultMarker.GetWorldSize(); |
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| 917 | if (size) { |
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| 918 | // Draw in world coordinates. |
---|
| 919 | markerSizeType = world; |
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| 920 | } |
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| 921 | else { |
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| 922 | size = userSpecified ? |
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| 923 | marker.GetScreenSize() : defaultMarker.GetScreenSize(); |
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| 924 | // Draw in screen coordinates. |
---|
| 925 | markerSizeType = screen; |
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| 926 | } |
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| 927 | if (size <= 1.) size = 1.; |
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| 928 | size *= fpViewer -> GetViewParameters().GetGlobalMarkerScale(); |
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| 929 | if (size <= 1.) size = 1.; |
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| 930 | return size; |
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| 931 | } |
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| 932 | |
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| 933 | G4int G4VSceneHandler::GetNoOfSides(const G4VisAttributes* pVisAttribs) |
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| 934 | { |
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| 935 | // No. of sides (lines segments per circle) is normally determined |
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| 936 | // by the view parameters, but it can be overriddden by the |
---|
| 937 | // ForceLineSegmentsPerCircle in the vis attributes. |
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| 938 | G4int lineSegmentsPerCircle = fpViewer->GetViewParameters().GetNoOfSides(); |
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[593] | 939 | if (pVisAttribs) { |
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| 940 | if (pVisAttribs->IsForceLineSegmentsPerCircle()) |
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| 941 | lineSegmentsPerCircle = pVisAttribs->GetForcedLineSegmentsPerCircle(); |
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| 942 | const G4int nSegmentsMin = 12; |
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| 943 | if (lineSegmentsPerCircle < nSegmentsMin) { |
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| 944 | lineSegmentsPerCircle = nSegmentsMin; |
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| 945 | G4cout << |
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| 946 | "G4VSceneHandler::GetNoOfSides: attempt to set the" |
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| 947 | "\nnumber of line segements per circle < " << nSegmentsMin |
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| 948 | << "; forced to " << lineSegmentsPerCircle << G4endl; |
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| 949 | } |
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[531] | 950 | } |
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| 951 | return lineSegmentsPerCircle; |
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| 952 | } |
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| 953 | |
---|
| 954 | std::ostream& operator << (std::ostream& os, const G4VSceneHandler& s) { |
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| 955 | |
---|
| 956 | os << "Scene handler " << s.fName << " has " |
---|
| 957 | << s.fViewerList.size () << " viewer(s):"; |
---|
| 958 | for (size_t i = 0; i < s.fViewerList.size (); i++) { |
---|
| 959 | os << "\n " << *(s.fViewerList [i]); |
---|
| 960 | } |
---|
| 961 | |
---|
| 962 | if (s.fpScene) { |
---|
| 963 | os << "\n " << *s.fpScene; |
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| 964 | } |
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| 965 | else { |
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| 966 | os << "\n This scene handler currently has no scene."; |
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| 967 | } |
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| 968 | |
---|
| 969 | return os; |
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| 970 | } |
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