source: trunk/geant4/visualization/OpenGL/src/G4OpenGLStoredQtViewer.cc@ 721

Last change on this file since 721 was 720, checked in by garnier, 18 years ago

ajout de rotation et deplacement automatiques
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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 1.9 2008/01/30 10:54:13 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) // FIXME : gerer le pb du parent !
52{
53#if QT_VERSION < 0x040000
54 setFocusPolicy(QWidget::StrongFocus); // enable keybord events
55#else
56 setFocusPolicy(Qt::StrongFocus); // enable keybord events
57#endif
58 nbPaint =0;
59 hasToRepaint =false;
60 if (fViewId < 0) return; // In case error in base class instantiation.
61}
62
63G4OpenGLStoredQtViewer::~G4OpenGLStoredQtViewer() {
64#ifdef GEANT4_QT_DEBUG
65 printf("GLWidget::~GLWidget \n");
66#endif
67 makeCurrent();
68 // this is connect to the Dialog for deleting it properly
69 // when close event.
70 // ((QDialog*)window())->reject();
71#ifdef GEANT4_QT_DEBUG
72 printf("GLWidget::~GLWidget END\n");
73#endif
74}
75
76void G4OpenGLStoredQtViewer::Initialise() {
77#ifdef GEANT4_QT_DEBUG
78 printf("GLWidget::Initialise \n");
79#endif
80 readyToPaint = false;
81 CreateGLQtContext ();
82#ifdef GEANT4_QT_DEBUG
83 printf("G4OpenGLStoredQtViewer::Initialise () 2\n");
84#endif
85 CreateMainWindow (this);
86#ifdef GEANT4_QT_DEBUG
87 printf("G4OpenGLStoredQtViewer::Initialise () 3\n");
88#endif
89 CreateFontLists (); // FIXME Does nothing!
90
91#ifdef GEANT4_QT_DEBUG
92 printf("readyToPaint = true \n");
93#endif
94 readyToPaint = true;
95
96 // First Draw
97 SetView();
98#ifdef GEANT4_QT_DEBUG
99 printf(" ClearView\n");
100#endif
101 ClearView (); //ok, put the background correct
102 FinishView();
103}
104
105void G4OpenGLStoredQtViewer::initializeGL () {
106
107 InitializeGLView ();
108
109#ifdef GEANT4_QT_DEBUG
110 printf("G4OpenGLStoredQtViewer::InitialiseGL () 1\n");
111#endif
112
113 // clear the buffers and window.
114 ClearView ();
115 // printf("G4OpenGLStoredQtViewer::InitialiseGL () 2\n");
116 FinishView ();
117
118 glDepthFunc (GL_LEQUAL);
119 glDepthMask (GL_TRUE);
120
121 hasToRepaint =true;
122
123#ifdef GEANT4_QT_DEBUG
124 printf("G4OpenGLStoredQtViewer::InitialiseGL -------------------------------------------------------------------------------------\n");
125#endif
126}
127
128
129void G4OpenGLStoredQtViewer::DrawView () {
130
131#ifdef GEANT4_QT_DEBUG
132 printf("G4OpenGLStoredQtViewer::DrawView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",WinSize_x, WinSize_y);
133#endif
134 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
135
136 //Make sure current viewer is attached and clean...
137 //Qt version needed
138 // glViewport (0, 0, WinSize_x, WinSize_y);
139
140 //See if things have changed from last time and remake if necessary...
141 // The fNeedKernelVisit flag might have been set by the user in
142 // /vis/viewer/rebuild, but if not, make decision and set flag only
143 // if necessary...
144 if (!fNeedKernelVisit)
145
146 if (!fNeedKernelVisit) KernelVisitDecision ();
147
148 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
149 ProcessView ();
150
151
152 if(style!=G4ViewParameters::hlr &&
153 haloing_enabled) {
154#ifdef GEANT4_QT_DEBUG
155 printf("G4OpenGLStoredQtViewer::DrawView DANS LE IF\n");
156#endif
157
158 HaloingFirstPass ();
159 DrawDisplayLists ();
160 glFlush ();
161
162 HaloingSecondPass ();
163
164 DrawDisplayLists ();
165 FinishView ();
166
167 } else {
168#ifdef GEANT4_QT_DEBUG
169 printf("*************************** CASE 1 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
170#endif
171
172 // If kernel visit was needed, drawing and FinishView will already
173 // have been done, so...
174 if (!kernelVisitWasNeeded) {
175#ifdef GEANT4_QT_DEBUG
176 printf("*************************** CASE 2 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
177#endif
178 DrawDisplayLists ();
179 FinishView ();
180 } else {
181#ifdef GEANT4_QT_DEBUG
182 printf("*************************** CASE 3 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
183#endif
184 // However, union cutaways are implemented in DrawDisplayLists, so make
185 // an extra pass...
186 if (fVP.IsCutaway() &&
187 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
188 ClearView();
189 DrawDisplayLists ();
190 FinishView ();
191#ifdef GEANT4_QT_DEBUG
192 printf("*************************** CASE 4 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
193#endif
194 } else { // ADD TO AVOID KernelVisit=1 and nothing to display
195 DrawDisplayLists ();
196 FinishView ();
197 }
198 }
199 }
200
201#ifdef GEANT4_QT_DEBUG
202 printf("G4OpenGLStoredQtViewer::DrawView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
203#endif
204 hasToRepaint =true;
205}
206
207
208//////////////////////////////////////////////////////////////////////////////
209void G4OpenGLStoredQtViewer::FinishView (
210)
211//////////////////////////////////////////////////////////////////////////////
212//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
213{
214#ifdef GEANT4_QT_DEBUG
215 printf("G4OpenGLStoredQtViewer::FinishView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
216#endif
217
218 glFlush ();
219 swapBuffers ();
220#ifdef GEANT4_QT_DEBUG
221 printf("G4OpenGLStoredQtViewer::FinishView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
222#endif
223
224}
225
226
227/**
228 - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
229*/
230void G4OpenGLStoredQtViewer::resizeGL(
231 int aWidth
232 ,int aHeight)
233{
234 setupViewport(aWidth,aHeight);
235
236 if (((WinSize_x != (G4int)aWidth)) || (WinSize_y != (G4int) aHeight)) {
237 hasToRepaint =true;
238 }
239 WinSize_x = (G4int) aWidth;
240 WinSize_y = (G4int) aHeight;
241
242#ifdef GEANT4_QT_DEBUG
243 printf("G4OpenGLStoredQtViewer::resizeGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d %d=%d %d=%d\n",hasToRepaint,width(),aWidth,height(),aHeight);
244#endif
245}
246
247
248/**
249 @see :
250*/
251
252void G4OpenGLStoredQtViewer::paintGL()
253{
254
255 if (!readyToPaint) {
256#ifdef GEANT4_QT_DEBUG
257 printf("G4OpenGLStoredQtViewer::paintGL ============ Not ready %d\n",readyToPaint);
258#endif
259 readyToPaint= true;
260 return;
261 }
262 // DO NOT RESIZE IF SIZE HAS NOT CHANGE :
263 // WHEN CLICK ON THE FRAME FOR EXAMPLE
264 // EXECEPT WHEN MOUSE MOVE EVENT
265 if ( !hasToRepaint) {
266 if (((WinSize_x == (G4int)width())) &&(WinSize_y == (G4int) height())) {
267#ifdef GEANT4_QT_DEBUG
268 printf("G4OpenGLStoredQtViewer::paintGL ============ Dont repaint\n");
269#endif
270 return;
271 }
272 }
273 nbPaint++;
274#ifdef GEANT4_QT_DEBUG
275 printf("G4OpenGLStoredQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV %d ready %d\n",nbPaint,readyToPaint);
276#endif
277 WinSize_x = (G4int) width();
278 WinSize_y = (G4int) height();
279
280 setupViewport(width(),height());
281 // glViewport (0, 0, width(), height());
282 // glLoadIdentity();
283
284
285 SetView();
286
287 // // printf("before ClearView\n");
288#ifdef GEANT4_QT_DEBUG
289 printf(" ClearView\n");
290#endif
291
292 ClearView (); //ok, put the background correct
293 DrawView();
294
295 hasToRepaint =false;
296
297#ifdef GEANT4_QT_DEBUG
298 printf("G4OpenGLStoredQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d ready %d\n",nbPaint,readyToPaint);
299#endif
300}
301
302void G4OpenGLStoredQtViewer::mousePressEvent(QMouseEvent *event)
303{
304#if QT_VERSION < 0x040000
305 if ((event->button() & Qt::LeftButton)
306 && !((event->state() & Qt::ShiftButton)
307 || (event->state() & Qt::ControlButton)
308 || (event->state() & Qt::AltButton)
309 || (event->state() & Qt::MetaButton))) {
310#else
311 if ((event->buttons() & Qt::LeftButton)
312 && !((event->modifiers() & Qt::ShiftModifier)
313 || (event->modifiers() & Qt::ControlModifier)
314 || (event->modifiers() & Qt::AltModifier)
315 || (event->modifiers() & Qt::MetaModifier))) {
316#endif
317#ifdef GEANT4_QT_DEBUG
318 printf("G4OpenGLStoredQtViewer::mousePressEvent\n");
319#endif
320 setMouseTracking(true);
321 G4MousePressEvent(event->pos(),Qt::LeftButton);
322 }
323}
324
325void G4OpenGLStoredQtViewer::keyPressEvent (QKeyEvent * event)
326{
327 G4keyPressEvent(event);
328}
329
330/**
331 * This function was build in order to make a zoom on double clic event.
332 * It was think to build a rubberband on the zoom area, but never work fine
333 */
334void G4OpenGLStoredQtViewer::mouseDoubleClickEvent(QMouseEvent *event)
335{
336#ifdef GEANT4_QT_DEBUG
337 printf("G4OpenGLStoredQtViewer::mouseDoubleClickEvent\n");
338#endif
339 setMouseTracking(true);
340 // glBufferImage = grabFrameBuffer().convertToFormat(QImage::Format_ARGB32);//_Premultiplied);
341}
342
343void G4OpenGLStoredQtViewer::mouseReleaseEvent(QMouseEvent *event)
344{
345#ifdef GEANT4_QT_DEBUG
346 printf("G4OpenGLStoredQtViewer::mouseReleaseEvent\n");
347#endif
348 setMouseTracking(false);
349}
350
351void G4OpenGLStoredQtViewer::mouseMoveEvent(QMouseEvent *event)
352{
353
354#if QT_VERSION < 0x040000
355 G4MouseMoveEvent(event->x(),event->y(),event->state());
356#else
357 G4MouseMoveEvent(event->x(),event->y(),event->buttons());
358#endif
359#ifdef GEANT4_QT_DEBUG
360 if (hasPendingEvents ())
361 G4MouseMoveEvent(event->x(),event->y(),event->buttons(),true);
362#endif
363}
364
365
366void G4OpenGLStoredQtViewer::contextMenuEvent(QContextMenuEvent *e)
367{
368#ifdef GEANT4_QT_DEBUG
369 printf("G4OpenGLStoredQtViewer::contextMenuEvent\n");
370#endif
371 manageContextMenuEvent(e);
372}
373
374void G4OpenGLStoredQtViewer::updateQWidget() {
375 hasToRepaint= true;
376 updateGL();
377 hasToRepaint= false;
378}
379
380
381#endif
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