| 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: G4OpenGLStoredSceneHandler.hh,v 1.24 2007/04/04 16:50:26 allison Exp $
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| 28 | // GEANT4 tag $Name: $
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| 29 | //
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| 30 | //
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| 31 | // Andrew Walkden 10th February 1997
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| 32 | // G4OpenGLStoredSceneHandler - creates OpenGL Display lists.
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| 33 |
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| 34 | #ifdef G4VIS_BUILD_OPENGL_DRIVER
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| 35 |
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| 36 | #ifndef G4OPENGLSTOREDSCENEHANDLER_HH
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| 37 | #define G4OPENGLSTOREDSCENEHANDLER_HH
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| 38 |
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| 39 | #include "G4VSceneHandler.hh"
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| 40 | #include "G4OpenGLViewer.hh"
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| 41 | #include "G4OpenGLStoredViewer.hh"
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| 42 | #include "globals.hh"
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| 43 | #include "G4RotationMatrix.hh"
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| 44 | #include "G4OpenGLSceneHandler.hh"
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| 45 | #include <map>
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| 46 | #include <vector>
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| 47 |
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| 48 | class G4OpenGLStored;
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| 49 |
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| 50 | class G4OpenGLStoredSceneHandler: public G4OpenGLSceneHandler {
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| 51 |
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| 52 | friend class G4OpenGLStoredViewer; // ..allows access to P/TODLs.
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| 53 |
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| 54 | public:
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| 55 |
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| 56 | G4OpenGLStoredSceneHandler (G4VGraphicsSystem& system, const G4String& name = "");
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| 57 | virtual ~G4OpenGLStoredSceneHandler ();
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| 58 | void BeginPrimitives (const G4Transform3D& objectTransformation);
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| 59 | void EndPrimitives ();
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| 60 | void BeginPrimitives2D ();
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| 61 | void EndPrimitives2D ();
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| 62 | void BeginModeling ();
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| 63 | void EndModeling ();
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| 64 | void AddPrimitive (const G4Polyline&);
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| 65 | void AddPrimitive (const G4Polymarker&);
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| 66 | void AddPrimitive (const G4Circle&);
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| 67 | void AddPrimitive (const G4Square&);
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| 68 | void AddPrimitive (const G4Text&);
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| 69 | void AddPrimitive (const G4Scale&);
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| 70 | void AddPrimitive (const G4Polyhedron&);
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| 71 | void AddPrimitive (const G4NURBS&);
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| 72 | void ClearStore ();
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| 73 | void ClearTransientStore ();
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| 74 |
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| 75 | protected:
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| 76 |
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| 77 | void RequestPrimitives (const G4VSolid& solid);
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| 78 | void AddPrimitivePreamble(const G4Visible& visible);
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| 79 | void AddPrimitivePostamble();
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| 80 |
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| 81 | static G4int fSceneIdCount; // static counter for OpenGLStored scenes.
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| 82 | G4int fDisplayListId; // Workspace.
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| 83 | G4bool fMemoryForDisplayLists; // avoid memory overflow
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| 84 | G4int fAddPrimitivePreambleNestingDepth;
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| 85 |
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| 86 | // PODL = Persistent Object Display List.
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| 87 | GLint fTopPODL; // List which calls the other PODLs.
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| 88 | struct PO {
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| 89 | PO(G4int id, const G4Transform3D& tr = G4Transform3D()):
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| 90 | fDisplayListId(id), fTransform(tr), fPickName(0) {}
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| 91 | G4int fDisplayListId;
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| 92 | G4Transform3D fTransform;
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| 93 | GLuint fPickName;
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| 94 | };
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| 95 | std::vector<PO> fPOList;
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| 96 |
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| 97 | // TO = Transparent Object.
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| 98 | struct TO {
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| 99 | TO(G4int id, const G4Transform3D& tr = G4Transform3D()):
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| 100 | fDisplayListId(id), fTransform(tr), fPickName(0),
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| 101 | fStartTime(-G4OPENGL_DBL_MAX), fEndTime(G4OPENGL_DBL_MAX) {}
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| 102 | G4int fDisplayListId;
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| 103 | G4Transform3D fTransform;
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| 104 | GLuint fPickName;
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| 105 | G4double fStartTime, fEndTime; // Time range (e.g., for trajectory steps).
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| 106 | G4Colour fColour;
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| 107 | };
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| 108 | std::vector<TO> fTOList;
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| 109 |
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| 110 | // Stop-gap solution of structure re-use.
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| 111 | // A proper implementation would use geometry hierarchy.
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| 112 | std::map <const G4VSolid*, G4int, std::less <const G4VSolid*> > fSolidMap;
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| 113 |
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| 114 | private:
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| 115 | G4bool fProcessing2D;
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| 116 | };
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| 117 |
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| 118 | #endif
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| 119 |
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| 120 | #endif
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