[834] | 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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| 27 | // $Id: G4XXXFileSceneHandler.cc,v 1.5 2006/07/03 16:52:49 allison Exp $ |
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[944] | 28 | // GEANT4 tag $Name: $ |
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[834] | 29 | // |
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| 30 | // |
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| 31 | // John Allison 7th March 2006 |
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| 32 | // A template for a file-writing graphics driver. |
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| 33 | //?? Lines beginning like this require specialisation for your driver. |
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| 34 | |
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| 35 | #include "G4XXXFileSceneHandler.hh" |
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| 36 | |
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| 37 | #include "G4XXXFileViewer.hh" |
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| 38 | #include "G4PhysicalVolumeModel.hh" |
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| 39 | #include "G4VPhysicalVolume.hh" |
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| 40 | #include "G4LogicalVolume.hh" |
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| 41 | #include "G4Box.hh" |
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| 42 | #include "G4Polyline.hh" |
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| 43 | #include "G4Text.hh" |
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| 44 | #include "G4Circle.hh" |
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| 45 | #include "G4Square.hh" |
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| 46 | #include "G4Polyhedron.hh" |
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| 47 | #include "G4UnitsTable.hh" |
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| 48 | |
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| 49 | #include <sstream> |
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| 50 | |
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| 51 | G4int G4XXXFileSceneHandler::fSceneIdCount = 0; |
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| 52 | // Counter for XXX scene handlers. |
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| 53 | |
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| 54 | G4XXXFileSceneHandler::G4XXXFileSceneHandler(G4VGraphicsSystem& system, |
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| 55 | const G4String& name): |
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| 56 | G4VSceneHandler(system, fSceneIdCount++, name) |
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| 57 | {} |
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| 58 | |
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| 59 | G4XXXFileSceneHandler::~G4XXXFileSceneHandler() {} |
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| 60 | |
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| 61 | #ifdef G4XXXFileDEBUG |
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| 62 | // Useful function... |
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| 63 | void G4XXXFileSceneHandler::PrintThings() { |
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| 64 | G4cout << |
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| 65 | " with transformation " |
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| 66 | << (void*)fpObjectTransformation; |
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| 67 | if (fpModel) { |
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| 68 | G4cout << " from " << fpModel->GetCurrentDescription() |
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| 69 | << " (tag " << fpModel->GetCurrentTag() |
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| 70 | << ')'; |
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| 71 | } else { |
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| 72 | G4cout << "(not from a model)"; |
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| 73 | } |
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| 74 | G4PhysicalVolumeModel* pPVModel = |
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| 75 | dynamic_cast<G4PhysicalVolumeModel*>(fpModel); |
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| 76 | if (pPVModel) { |
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| 77 | G4cout << |
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| 78 | "\n current physical volume: " |
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| 79 | << pPVModel->GetCurrentPV()->GetName() << |
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| 80 | "\n current logical volume: " |
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| 81 | << pPVModel->GetCurrentLV()->GetName() << |
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| 82 | "\n current depth of geometry tree: " |
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| 83 | << pPVModel->GetCurrentDepth(); |
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| 84 | } |
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| 85 | G4cout << G4endl; |
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| 86 | } |
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| 87 | #endif |
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| 88 | |
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| 89 | // Note: This function overrides G4VSceneHandler::AddSolid(const |
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| 90 | // G4Box&). You may not want to do this, but this is how it's done if |
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| 91 | // you do. Certain other specific solids may be treated this way - |
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| 92 | // see G4VSceneHandler.hh. The simplest possible driver would *not* |
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| 93 | // implement these polymorphic functions, with the effect that the |
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| 94 | // default versions in G4VSceneHandler are used, which simply call |
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| 95 | // G4VSceneHandler::RequestPrimitives to turn the solid into a |
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| 96 | // G4Polyhedron usually. |
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| 97 | void G4XXXFileSceneHandler::AddSolid(const G4Box& box) { |
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| 98 | #ifdef G4XXXFileDEBUG |
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| 99 | G4cout << |
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| 100 | "G4XXXFileSceneHandler::AddSolid(const G4Box& box) called for " |
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| 101 | << box.GetName() |
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| 102 | << G4endl; |
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| 103 | #endif |
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| 104 | //?? Process your box... |
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| 105 | std::ostringstream oss; |
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| 106 | oss << "G4Box(" << |
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| 107 | G4String |
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| 108 | (G4BestUnit |
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| 109 | (G4ThreeVector |
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| 110 | (box.GetXHalfLength(), box.GetYHalfLength(), box.GetZHalfLength()), |
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| 111 | "Length")).strip() << ')'; |
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| 112 | dynamic_cast<G4XXXFileViewer*>(fpViewer)-> |
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| 113 | GetFileWriter().WriteItem(oss.str()); |
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| 114 | } |
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| 115 | |
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| 116 | void G4XXXFileSceneHandler::AddPrimitive(const G4Polyline& polyline) { |
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| 117 | #ifdef G4XXXFileDEBUG |
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| 118 | G4cout << |
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| 119 | "G4XXXFileSceneHandler::AddPrimitive(const G4Polyline& polyline) called.\n" |
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| 120 | << polyline |
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| 121 | << G4endl; |
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| 122 | #endif |
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| 123 | // Get vis attributes - pick up defaults if none. |
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| 124 | //const G4VisAttributes* pVA = |
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| 125 | // fpViewer -> GetApplicableVisAttributes (polyline.GetVisAttributes ()); |
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| 126 | //?? Process polyline. |
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| 127 | std::ostringstream oss; |
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| 128 | oss << polyline; |
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| 129 | dynamic_cast<G4XXXFileViewer*>(fpViewer)-> |
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| 130 | GetFileWriter().WriteItem(oss.str()); |
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| 131 | } |
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| 132 | |
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| 133 | void G4XXXFileSceneHandler::AddPrimitive(const G4Text& text) { |
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| 134 | #ifdef G4XXXFileDEBUG |
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| 135 | G4cout << |
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| 136 | "G4XXXFileSceneHandler::AddPrimitive(const G4Text& text) called.\n" |
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| 137 | << text |
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| 138 | << G4endl; |
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| 139 | #endif |
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| 140 | // Get text colour - special method since default text colour is |
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| 141 | // determined by the default text vis attributes, which may be |
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| 142 | // specified independent of default vis attributes of other types of |
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| 143 | // visible objects. |
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| 144 | //const G4Colour& c = GetTextColour (text); // Picks up default if none. |
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| 145 | //?? Process text. |
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| 146 | std::ostringstream oss; |
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| 147 | oss << text; |
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| 148 | dynamic_cast<G4XXXFileViewer*>(fpViewer)-> |
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| 149 | GetFileWriter().WriteItem(oss.str()); |
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| 150 | } |
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| 151 | |
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| 152 | void G4XXXFileSceneHandler::AddPrimitive(const G4Circle& circle) { |
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| 153 | #ifdef G4XXXFileDEBUG |
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| 154 | G4cout << |
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| 155 | "G4XXXFileSceneHandler::AddPrimitive(const G4Circle& circle) called.\n " |
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| 156 | << circle |
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| 157 | << G4endl; |
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| 158 | MarkerSizeType sizeType; |
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| 159 | G4double size = GetMarkerSize (circle, sizeType); |
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| 160 | switch (sizeType) { |
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| 161 | default: |
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| 162 | case screen: |
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| 163 | // Draw in screen coordinates. |
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| 164 | G4cout << "screen"; |
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| 165 | break; |
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| 166 | case world: |
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| 167 | // Draw in world coordinates. |
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| 168 | G4cout << "world"; |
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| 169 | break; |
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| 170 | } |
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| 171 | G4cout << " size: " << size << G4endl; |
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| 172 | #endif |
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| 173 | // Get vis attributes - pick up defaults if none. |
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| 174 | //const G4VisAttributes* pVA = |
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| 175 | // fpViewer -> GetApplicableVisAttributes (circle.GetVisAttributes ()); |
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| 176 | //?? Process circle. |
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| 177 | std::ostringstream oss; |
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| 178 | oss << circle; |
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| 179 | dynamic_cast<G4XXXFileViewer*>(fpViewer)-> |
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| 180 | GetFileWriter().WriteItem(oss.str()); |
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| 181 | } |
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| 182 | |
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| 183 | void G4XXXFileSceneHandler::AddPrimitive(const G4Square& square) { |
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| 184 | #ifdef G4XXXFileDEBUG |
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| 185 | G4cout << |
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| 186 | "G4XXXFileSceneHandler::AddPrimitive(const G4Square& square) called.\n" |
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| 187 | << square |
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| 188 | << G4endl; |
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| 189 | MarkerSizeType sizeType; |
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| 190 | G4double size = GetMarkerSize (square, sizeType); |
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| 191 | switch (sizeType) { |
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| 192 | default: |
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| 193 | case screen: |
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| 194 | // Draw in screen coordinates. |
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| 195 | G4cout << "screen"; |
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| 196 | break; |
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| 197 | case world: |
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| 198 | // Draw in world coordinates. |
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| 199 | G4cout << "world"; |
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| 200 | break; |
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| 201 | } |
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| 202 | G4cout << " size: " << size << G4endl; |
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| 203 | #endif |
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| 204 | // Get vis attributes - pick up defaults if none. |
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| 205 | //const G4VisAttributes* pVA = |
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| 206 | // fpViewer -> GetApplicableVisAttributes (square.GetVisAttributes ()); |
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| 207 | //?? Process square. |
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| 208 | std::ostringstream oss; |
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| 209 | oss << square; |
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| 210 | dynamic_cast<G4XXXFileViewer*>(fpViewer)-> |
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| 211 | GetFileWriter().WriteItem(oss.str()); |
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| 212 | } |
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| 213 | |
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| 214 | void G4XXXFileSceneHandler::AddPrimitive(const G4Polyhedron& polyhedron) { |
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| 215 | #ifdef G4XXXFileDEBUG |
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| 216 | G4cout << |
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| 217 | "G4XXXFileSceneHandler::AddPrimitive(const G4Polyhedron& polyhedron) called.\n" |
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| 218 | << polyhedron |
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| 219 | << G4endl; |
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| 220 | #endif |
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| 221 | //?? Process polyhedron. |
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| 222 | std::ostringstream oss; |
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| 223 | oss << polyhedron; |
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| 224 | dynamic_cast<G4XXXFileViewer*>(fpViewer)-> |
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| 225 | GetFileWriter().WriteItem(oss.str()); |
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| 226 | |
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| 227 | //?? Or... here are some ideas for decomposing into polygons... |
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| 228 | //Assume all facets are convex quadrilaterals. |
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| 229 | //Draw each G4Facet individually |
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| 230 | |
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| 231 | //Get colour, etc.. |
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| 232 | if (polyhedron.GetNoFacets() == 0) return; |
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| 233 | |
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| 234 | // Get vis attributes - pick up defaults if none. |
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| 235 | const G4VisAttributes* pVA = |
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| 236 | fpViewer -> GetApplicableVisAttributes (polyhedron.GetVisAttributes ()); |
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| 237 | |
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| 238 | // Get view parameters that the user can force through the vis |
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| 239 | // attributes, thereby over-riding the current view parameter. |
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| 240 | G4ViewParameters::DrawingStyle drawing_style = GetDrawingStyle (pVA); |
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| 241 | //G4bool isAuxEdgeVisible = GetAuxEdgeVisible (pVA); |
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| 242 | |
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| 243 | //Get colour, etc.. |
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| 244 | //const G4Colour& c = pVA -> GetColour (); |
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| 245 | |
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| 246 | // Initial action depending on drawing style. |
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| 247 | switch (drawing_style) { |
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| 248 | case (G4ViewParameters::hsr): |
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| 249 | { |
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| 250 | break; |
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| 251 | } |
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| 252 | case (G4ViewParameters::hlr): |
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| 253 | { |
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| 254 | break; |
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| 255 | } |
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| 256 | case (G4ViewParameters::wireframe): |
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| 257 | { |
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| 258 | break; |
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| 259 | } |
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| 260 | default: |
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| 261 | { |
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| 262 | break; |
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| 263 | } |
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| 264 | } |
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| 265 | |
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| 266 | // Loop through all the facets... |
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| 267 | |
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| 268 | // Look at G4OpenGLSceneHandler::AddPrimitive(const G4Polyhedron&) |
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| 269 | // for an example of how to get facets out of a G4Polyhedron, |
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| 270 | // including how to cope with triangles if that's a problem. |
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| 271 | } |
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| 272 | |
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| 273 | void G4XXXFileSceneHandler::AddPrimitive(const G4NURBS&) { |
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| 274 | #ifdef G4XXXFileDEBUG |
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| 275 | G4cout << |
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| 276 | "G4XXXFileSceneHandler::AddPrimitive(const G4NURBS& nurbs) called." |
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| 277 | << G4endl; |
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| 278 | #endif |
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| 279 | //?? Don't bother implementing this. NURBS are not functional. |
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| 280 | } |
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