| Geant4 Cross Reference |
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 //
27 //
28 //
29 // Class G4OpenGLImmediateWin32Viewer : a class derived from G4OpenGLWin32Viewer and
30 // G4OpenGLImmediateViewer.
31
32 #include "G4OpenGLImmediateWin32Viewer.hh"
33 #include "G4OpenGLImmediateSceneHandler.hh"
34
35 #include "G4ios.hh"
36
37 G4OpenGLImmediateWin32Viewer::G4OpenGLImmediateWin32Viewer
38 (G4OpenGLImmediateSceneHandler& sceneHandler,
39 const G4String& name):
40 G4OpenGLViewer (sceneHandler),
41 G4OpenGLWin32Viewer (sceneHandler),
42 G4OpenGLImmediateViewer (sceneHandler),
43 G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name) {
44
45 if (fViewId < 0) return; // In case error in base class instantiation.
46 }
47
48 void G4OpenGLImmediateWin32Viewer::Initialise () {
49
50 // ensure a suitable window was found
51
52 CreateGLWin32Context ();
53 CreateMainWindow ();
54 CreateFontLists ();
55
56 // If a double buffer context has been forced upon us, ignore the
57 // back buffer for this OpenGLImmediate view.
58 glDrawBuffer (GL_FRONT);
59
60 // clear the buffers and window.
61 ClearView ();
62 FinishView ();
63
64 glDepthFunc (GL_LEQUAL);
65 glDepthMask (GL_TRUE);
66 }
67
68 void G4OpenGLImmediateWin32Viewer::DrawView () {
69
70 // If a double buffer context has been forced upon us, ignore the
71 // back buffer for this OpenGLImmediate view.
72 glDrawBuffer (GL_FRONT);
73
74 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
75
76 glViewport (0, 0, getWinWidth(), getWinHeight());
77
78 if(style!=G4ViewParameters::hlr &&
79 haloing_enabled) {
80
81 HaloingFirstPass ();
82 NeedKernelVisit ();
83 ProcessView ();
84 glFlush ();
85
86 HaloingSecondPass ();
87
88 }
89
90 NeedKernelVisit (); // Always need to visit G4 kernel.
91 ProcessView ();
92 FinishView ();
93
94 }
95
96 //////////////////////////////////////////////////////////////////////////////
97 void G4OpenGLImmediateWin32Viewer::FinishView (
98 )
99 //////////////////////////////////////////////////////////////////////////////
100 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
101 {
102 if(!fHDC) return;
103
104 glFlush ();
105
106 // Empty the Windows message queue :
107 MSG event;
108 while ( ::PeekMessage(&event, NULL, 0, 0, PM_REMOVE) ) {
109 ::TranslateMessage(&event);
110 ::DispatchMessage (&event);
111 }
112 }
113