source: trunk/geant4/visualization/OpenGL/src/G4OpenGLStoredQtViewer.cc@ 689

Last change on this file since 689 was 688, checked in by garnier, 18 years ago

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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// $Id: G4OpenGLStoredQtViewer.cc,v 1.8 2008/01/15 11:05:08 lgarnier Exp $
28// GEANT4 tag $Name: $
29//
30//
31// Class G4OpenGLStoredQtViewer : a class derived from G4OpenGLQtViewer and
32// G4OpenGLStoredViewer.
33
34#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
35
36#define GEANT4_QT_DEBUG
37
38#include "G4OpenGLStoredQtViewer.hh"
39
40#include "G4ios.hh"
41
42//#include <qmouseevent.h>
43#include <qevent.h> // include <qcontextmenuevent.h>
44
45G4OpenGLStoredQtViewer::G4OpenGLStoredQtViewer
46(G4OpenGLStoredSceneHandler& sceneHandler,
47 const G4String& name):
48 G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
49 G4OpenGLViewer (sceneHandler),
50 G4OpenGLQtViewer (sceneHandler),
51 G4OpenGLStoredViewer (sceneHandler),
52 QGLWidget(QGLFormat(QGL::SampleBuffers)) // FIXME : gerer le pb du parent !
53{
54 nbPaint =0;
55 hasToRepaint =false;
56 if (fViewId < 0) return; // In case error in base class instantiation.
57}
58
59G4OpenGLStoredQtViewer::~G4OpenGLStoredQtViewer() {
60#ifdef GEANT4_QT_DEBUG
61 printf("GLWidget::~GLWidget \n");
62#endif
63 makeCurrent();
64 // this is connect to the Dialog for deleting it properly
65 // when close event.
66 // ((QDialog*)window())->reject();
67#ifdef GEANT4_QT_DEBUG
68 printf("GLWidget::~GLWidget END\n");
69#endif
70}
71
72void G4OpenGLStoredQtViewer::Initialise() {
73#ifdef GEANT4_QT_DEBUG
74 printf("GLWidget::Initialise \n");
75#endif
76 readyToPaint = false;
77 CreateGLQtContext ();
78#ifdef GEANT4_QT_DEBUG
79 printf("G4OpenGLStoredQtViewer::Initialise () 2\n");
80#endif
81 CreateMainWindow (this);
82#ifdef GEANT4_QT_DEBUG
83 printf("G4OpenGLStoredQtViewer::Initialise () 3\n");
84#endif
85 CreateFontLists (); // FIXME Does nothing!
86
87#ifdef GEANT4_QT_DEBUG
88 printf("readyToPaint = true \n");
89#endif
90 readyToPaint = true;
91
92 // First Draw
93 SetView();
94#ifdef GEANT4_QT_DEBUG
95 printf(" ClearView\n");
96#endif
97 ClearView (); //ok, put the background correct
98 FinishView();
99}
100
101void G4OpenGLStoredQtViewer::initializeGL () {
102
103 InitializeGLView ();
104
105#ifdef GEANT4_QT_DEBUG
106 printf("G4OpenGLStoredQtViewer::InitialiseGL () 1\n");
107#endif
108
109 // clear the buffers and window.
110 ClearView ();
111 // printf("G4OpenGLStoredQtViewer::InitialiseGL () 2\n");
112 FinishView ();
113
114 glDepthFunc (GL_LEQUAL);
115 glDepthMask (GL_TRUE);
116
117 hasToRepaint =true;
118
119#ifdef GEANT4_QT_DEBUG
120 printf("G4OpenGLStoredQtViewer::InitialiseGL -------------------------------------------------------------------------------------\n");
121#endif
122}
123
124
125void G4OpenGLStoredQtViewer::DrawView () {
126
127#ifdef GEANT4_QT_DEBUG
128 printf("G4OpenGLStoredQtViewer::DrawView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",WinSize_x, WinSize_y);
129#endif
130 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
131
132 //Make sure current viewer is attached and clean...
133 //Qt version needed
134 // glViewport (0, 0, WinSize_x, WinSize_y);
135
136 //See if things have changed from last time and remake if necessary...
137 // The fNeedKernelVisit flag might have been set by the user in
138 // /vis/viewer/rebuild, but if not, make decision and set flag only
139 // if necessary...
140 if (!fNeedKernelVisit)
141
142 if (!fNeedKernelVisit) KernelVisitDecision ();
143
144 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
145 ProcessView ();
146
147
148 if(style!=G4ViewParameters::hlr &&
149 haloing_enabled) {
150#ifdef GEANT4_QT_DEBUG
151 printf("G4OpenGLStoredQtViewer::DrawView DANS LE IF\n");
152#endif
153
154 HaloingFirstPass ();
155 DrawDisplayLists ();
156 glFlush ();
157
158 HaloingSecondPass ();
159
160 DrawDisplayLists ();
161 FinishView ();
162
163 } else {
164#ifdef GEANT4_QT_DEBUG
165 printf("*************************** CASE 1 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
166#endif
167
168 // If kernel visit was needed, drawing and FinishView will already
169 // have been done, so...
170 if (!kernelVisitWasNeeded) {
171#ifdef GEANT4_QT_DEBUG
172 printf("*************************** CASE 2 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
173#endif
174 DrawDisplayLists ();
175 FinishView ();
176 } else {
177#ifdef GEANT4_QT_DEBUG
178 printf("*************************** CASE 3 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
179#endif
180 // However, union cutaways are implemented in DrawDisplayLists, so make
181 // an extra pass...
182 if (fVP.IsCutaway() &&
183 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
184 ClearView();
185 DrawDisplayLists ();
186 FinishView ();
187#ifdef GEANT4_QT_DEBUG
188 printf("*************************** CASE 4 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
189#endif
190 } else { // ADD TO AVOID KernelVisit=1 and nothing to display
191 DrawDisplayLists ();
192 FinishView ();
193 }
194 }
195 }
196
197#ifdef GEANT4_QT_DEBUG
198 printf("G4OpenGLStoredQtViewer::DrawView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
199#endif
200 hasToRepaint =true;
201}
202
203
204//////////////////////////////////////////////////////////////////////////////
205void G4OpenGLStoredQtViewer::FinishView (
206)
207//////////////////////////////////////////////////////////////////////////////
208//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
209{
210#ifdef GEANT4_QT_DEBUG
211 printf("G4OpenGLStoredQtViewer::FinishView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
212#endif
213
214 glFlush ();
215 swapBuffers ();
216#ifdef GEANT4_QT_DEBUG
217 printf("G4OpenGLStoredQtViewer::FinishView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
218#endif
219
220}
221
222
223/**
224 - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
225*/
226void G4OpenGLStoredQtViewer::resizeGL(
227 int aWidth
228 ,int aHeight)
229{
230 setupViewport(aWidth,aHeight);
231
232 if (((WinSize_x != (G4int)aWidth)) || (WinSize_y != (G4int) aHeight)) {
233 hasToRepaint =true;
234 }
235 WinSize_x = (G4int) aWidth;
236 WinSize_y = (G4int) aHeight;
237
238#ifdef GEANT4_QT_DEBUG
239 printf("G4OpenGLStoredQtViewer::resizeGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d %d=%d %d=%d\n",hasToRepaint,width(),aWidth,height(),aHeight);
240#endif
241}
242
243
244/**
245 @see :
246*/
247
248void G4OpenGLStoredQtViewer::paintGL()
249{
250
251 if (!readyToPaint) {
252#ifdef GEANT4_QT_DEBUG
253 printf("G4OpenGLStoredQtViewer::paintGL ============ Not ready %d\n",readyToPaint);
254#endif
255 readyToPaint= true;
256 return;
257 }
258 // DO NOT RESIZE IF SIZE HAS NOT CHANGE :
259 // WHEN CLICK ON THE FRAME FOR EXAMPLE
260 // EXECEPT WHEN MOUSE MOVE EVENT
261 if ( !hasToRepaint) {
262 if (((WinSize_x == (G4int)width())) &&(WinSize_y == (G4int) height())) {
263#ifdef GEANT4_QT_DEBUG
264 printf("G4OpenGLStoredQtViewer::paintGL ============ Dont repaint\n");
265#endif
266 return;
267 }
268 }
269 nbPaint++;
270#ifdef GEANT4_QT_DEBUG
271 printf("G4OpenGLStoredQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV %d ready %d\n",nbPaint,readyToPaint);
272#endif
273 WinSize_x = (G4int) width();
274 WinSize_y = (G4int) height();
275
276 setupViewport(width(),height());
277 // glViewport (0, 0, width(), height());
278 // glLoadIdentity();
279
280
281 SetView();
282
283 // // printf("before ClearView\n");
284#ifdef GEANT4_QT_DEBUG
285 printf(" ClearView\n");
286#endif
287
288 ClearView (); //ok, put the background correct
289 DrawView();
290
291 hasToRepaint =false;
292
293#ifdef GEANT4_QT_DEBUG
294 printf("G4OpenGLStoredQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d ready %d\n",nbPaint,readyToPaint);
295#endif
296}
297
298void G4OpenGLStoredQtViewer::mousePressEvent(QMouseEvent *event)
299{
300 if ((event->buttons() & Qt::LeftButton) && (event->modifiers() & Qt::NoModifier)) {
301#ifdef GEANT4_QT_DEBUG
302 printf("G4OpenGLStoredQtViewer::mousePressEvent\n");
303#endif
304 setMouseTracking(true);
305 G4MousePressEvent(event->pos());
306 }
307}
308
309/**
310 * This function was build in order to make a zoom on double clic event.
311 * It was think to build a rubberband on the zoom area, but never work fine
312 */
313void G4OpenGLStoredQtViewer::mouseDoubleClickEvent(QMouseEvent *event)
314{
315#ifdef GEANT4_QT_DEBUG
316 printf("G4OpenGLStoredQtViewer::mouseDoubleClickEvent\n");
317#endif
318 // setMouseTracking(true);
319 // glBufferImage = grabFrameBuffer().convertToFormat(QImage::Format_ARGB32);//_Premultiplied);
320}
321
322void G4OpenGLStoredQtViewer::mouseReleaseEvent(QMouseEvent *event)
323{
324#ifdef GEANT4_QT_DEBUG
325 printf("G4OpenGLStoredQtViewer::mouseReleaseEvent\n");
326#endif
327 // setMouseTracking(false);
328}
329
330void G4OpenGLStoredQtViewer::mouseMoveEvent(QMouseEvent *event)
331{
332
333#if QT_VERSION < 0x040000
334 G4MouseMoveEvent(event->x(),event->y(),event->state());
335#else
336 G4MouseMoveEvent(event->x(),event->y(),event->buttons());
337#endif
338}
339
340
341void G4OpenGLStoredQtViewer::contextMenuEvent(QContextMenuEvent *e)
342{
343#ifdef GEANT4_QT_DEBUG
344 printf("G4OpenGLStoredQtViewer::contextMenuEvent\n");
345#endif
346 manageContextMenuEvent(e);
347}
348
349void G4OpenGLStoredQtViewer::updateQWidget() {
350 hasToRepaint= true;
351 updateGL();
352 hasToRepaint= false;
353}
354
355
356#endif
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