Gabriele Cosmo
159 lines
5.9 KiB
C++
159 lines
5.9 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// $Id$
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//
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//
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// Andrew Walkden 27th March 1996
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// OpenGL viewer - opens window, hard copy, etc.
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#ifdef G4VIS_BUILD_OPENGL_DRIVER
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#ifndef G4OPENGLVIEWER_HH
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#define G4OPENGLVIEWER_HH
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#include "G4VViewer.hh"
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#include "G4OpenGL.hh"
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class G4OpenGLSceneHandler;
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class G4OpenGL2PSAction;
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class G4Text;
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// Base class for various OpenGLView classes.
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class G4OpenGLViewer: virtual public G4VViewer {
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friend class G4OpenGLSceneHandler;
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friend class G4OpenGLImmediateSceneHandler;
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friend class G4OpenGLStoredSceneHandler;
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friend class G4OpenGLFileSceneHandler;
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friend class G4OpenGLViewerMessenger;
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public:
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void ClearView ();
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//////////////////////////////Vectored PostScript production functions///
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void printEPS();
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protected:
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G4OpenGLViewer (G4OpenGLSceneHandler& scene);
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virtual ~G4OpenGLViewer ();
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private:
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G4OpenGLViewer(const G4OpenGLViewer&);
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G4OpenGLViewer& operator= (const G4OpenGLViewer&);
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protected:
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void SetView ();
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void ResetView ();
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virtual void DrawText(const G4Text&);
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void ChangePointSize(G4double size);
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void ChangeLineWidth(G4double width);
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void HaloingFirstPass ();
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void HaloingSecondPass ();
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void HLRFirstPass ();
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void HLRSecondPass ();
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void HLRThirdPass ();
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void InitializeGLView ();
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void ResizeGLView();
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void ResizeWindow(unsigned int, unsigned int);
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void Pick(GLdouble x, GLdouble y);
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virtual void CreateFontLists () {}
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void rotateScene (G4double dx, G4double dy);
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void rotateSceneToggle (G4double dx, G4double dy);
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//////////////////////////////Vectored PostScript production functions///
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// print EPS file. Depending of fVectoredPs, it will print Vectored or not
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void setPrintSize(G4int,G4int);
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// set the new print size.
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// -1 means 'print size' = 'window size'
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// Setting size greater than max OpenGL viewport size will set the size to
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// maximum
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void setPrintFilename(G4String name,G4bool inc);
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// set print filename.
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// if inc, then the filename will be increment by one each time
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std::string getRealPrintFilename();
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unsigned int getWinWidth();
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unsigned int getWinHeight();
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G4bool sizeHasChanged();
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// return true if size has change since last redraw
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GLdouble getSceneNearWidth();
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GLdouble getSceneFarWidth();
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GLdouble getSceneDepth();
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G4bool isGl2psWriting();
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G4bool fPrintColour;
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G4bool fVectoredPs;
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G4OpenGLSceneHandler& fOpenGLSceneHandler;
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G4Colour background; //the OpenGL clear colour
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G4bool
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transparency_enabled, //is alpha blending enabled?
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antialiasing_enabled, //is antialiasing enabled?
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haloing_enabled; //is haloing enabled for wireframe?
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G4double fStartTime, fEndTime; // Time range (e.g., for trajectory steps).
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G4double fFadeFactor; // 0: no fade; 1: maximum fade with time within range.
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G4bool fDisplayHeadTime; // Display head time (fEndTime) in 2D text.
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G4double fDisplayHeadTimeX, fDisplayHeadTimeY; // 2D screen coords.
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G4double fDisplayHeadTimeSize; // Screen size.
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G4double fDisplayHeadTimeRed, fDisplayHeadTimeGreen, fDisplayHeadTimeBlue;
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G4bool fDisplayLightFront;// Display light front at head time originating at
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G4double fDisplayLightFrontX, fDisplayLightFrontY, fDisplayLightFrontZ,
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fDisplayLightFrontT;
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G4double fDisplayLightFrontRed, fDisplayLightFrontGreen, fDisplayLightFrontBlue;
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G4OpenGL2PSAction* fGL2PSAction;
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G4double fRot_sens; // Rotation sensibility in degrees
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G4double fPan_sens; // Translation sensibility
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private :
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static G4int fPrintSizeX;
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static G4int fPrintSizeY;
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static G4String fPrintFilename;
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static int fPrintFilenameIndex;
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unsigned int fWinSize_x, fWinSize_y;
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G4float fPointSize;
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G4bool fSizeHasChanged;
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int fGl2psDefaultLineWith;
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int fGl2psDefaultPointSize;
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// size of the OpenGL frame
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void rotateSceneThetaPhi(G4double dx, G4double dy);
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void rotateSceneInViewDirection (G4double dx, G4double dy);
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bool printGl2PS();
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G4int getRealPrintSizeX();
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G4int getRealPrintSizeY();
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GLubyte* grabPixels (int inColor,
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unsigned int width,
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unsigned int height);
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bool printNonVectoredEPS ();
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// print non vectored EPS files
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bool printVectoredEPS();
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// print vectored EPS files
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};
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#endif
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#endif
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