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geant4/source/visualization/OpenGL/include/G4OpenGLViewer.hh
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2016-06-09 15:58:43 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
//
// $Id: G4OpenGLViewer.hh,v 1.23 2008/06/20 13:55:06 lgarnier Exp $
// GEANT4 tag $Name: geant4-09-02 $
//
//
// Andrew Walkden 27th March 1996
// OpenGL viewer - opens window, hard copy, etc.
#ifdef G4VIS_BUILD_OPENGL_DRIVER
#ifndef G4OPENGLVIEWER_HH
#define G4OPENGLVIEWER_HH
#include "G4VViewer.hh"
#include "G4OpenGL.hh"
class G4OpenGLSceneHandler;
// Base class for various OpenGLView classes.
class G4OpenGLViewer: virtual public G4VViewer {
friend class G4OpenGLSceneHandler;
friend class G4OpenGLImmediateSceneHandler;
friend class G4OpenGLStoredSceneHandler;
friend class G4OpenGLFileSceneHandler;
friend class G4OpenGLViewerMessenger;
public:
void ClearView ();
protected:
G4OpenGLViewer (G4OpenGLSceneHandler& scene);
virtual ~G4OpenGLViewer ();
void SetView ();
void HaloingFirstPass ();
void HaloingSecondPass ();
void HLRFirstPass ();
void HLRSecondPass ();
void HLRThirdPass ();
void InitializeGLView ();
void Pick(GLdouble x, GLdouble y);
virtual void CreateFontLists () {}
virtual void print();
void rotateScene (G4double dx, G4double dy,G4double delta);
//////////////////////////////Vectored PostScript production functions///
void printBuffer(GLint, GLfloat*);
GLfloat* spewPrimitiveEPS (FILE*, GLfloat*);
void spewSortedFeedback (FILE*, GLint, GLfloat*);
void spewWireframeEPS (FILE*, GLint, GLfloat*, const char*);
void print3DcolorVertex(GLint, GLint*, GLfloat*);
GLdouble getSceneNearWidth();
GLdouble getSceneFarWidth();
GLdouble getSceneDepth();
G4float pointSize;
char print_string[50];
G4bool print_colour;
G4bool vectored_ps;
G4OpenGLSceneHandler& fOpenGLSceneHandler;
G4Colour background; //the OpenGL clear colour
unsigned int WinSize_x, WinSize_y;
G4bool
transparency_enabled, //is alpha blending enabled?
antialiasing_enabled, //is antialiasing enabled?
haloing_enabled; //is haloing enabled for wireframe?
G4double fStartTime, fEndTime; // Time range (e.g., for trajectory steps).
G4double fFadeFactor; // 0: no fade; 1: maximum fade with time within range.
G4bool fDisplayHeadTime; // Display head time (fEndTime) in 2D text.
G4double fDisplayHeadTimeX, fDisplayHeadTimeY; // 2D screen coords.
G4double fDisplayHeadTimeSize; // Screen size.
G4double fDisplayHeadTimeRed, fDisplayHeadTimeGreen, fDisplayHeadTimeBlue;
G4bool fDisplayLightFront;// Display light front at head time originating at
G4double fDisplayLightFrontX, fDisplayLightFrontY, fDisplayLightFrontZ,
fDisplayLightFrontT;
G4double fDisplayLightFrontRed, fDisplayLightFrontGreen, fDisplayLightFrontBlue;
};
typedef struct G4OpenGLViewerFeedback3Dcolor {
GLfloat x;
GLfloat y;
GLfloat z;
GLfloat red;
GLfloat green;
GLfloat blue;
GLfloat alpha;
} Feedback3Dcolor;
#endif
#endif