source: trunk/geant4/visualization/OpenGL/src/G4OpenGLStoredQtViewer.cc @ 744

Last change on this file since 744 was 744, checked in by garnier, 16 years ago

modif de structre et passage des recording step sur un enum
  • Property svn:mime-type set to text/cpp
File size: 11.3 KB
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5// * The  Geant4 software  is  copyright of the Copyright Holders  of *
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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  if ((getRecordingStep() == START) || (getRecordingStep() == PAUSE) || (getRecordingStep() == CONTINUE)) {
202    savePPMToTemp();
203    fRecordFrameNumber++;
204#ifdef GEANT4_QT_DEBUG
205    printf("G4OpenGLStoredQtViewer::record frame %d\n",fRecordFrameNumber);
206#endif
207  }
208
209#ifdef GEANT4_QT_DEBUG
210  printf("G4OpenGLStoredQtViewer::DrawView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
211#endif
212  hasToRepaint =true;
213}
214
215
216//////////////////////////////////////////////////////////////////////////////
217void G4OpenGLStoredQtViewer::FinishView (
218)
219//////////////////////////////////////////////////////////////////////////////
220//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
221{
222#ifdef GEANT4_QT_DEBUG
223  printf("G4OpenGLStoredQtViewer::FinishView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
224#endif
225
226  glFlush ();
227  swapBuffers ();
228#ifdef GEANT4_QT_DEBUG
229  printf("G4OpenGLStoredQtViewer::FinishView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
230#endif
231
232}
233
234
235/**
236   - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
237*/
238void G4OpenGLStoredQtViewer::resizeGL(
239                                      int aWidth
240                                      ,int aHeight)
241{ 
242  setupViewport(aWidth,aHeight);
243
244  if (((WinSize_x != (G4int)aWidth)) || (WinSize_y != (G4int) aHeight)) {
245    hasToRepaint =true;
246  }
247  WinSize_x = (G4int) aWidth;
248  WinSize_y = (G4int) aHeight;
249 
250#ifdef GEANT4_QT_DEBUG
251  printf("G4OpenGLStoredQtViewer::resizeGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d %d=%d %d=%d\n",hasToRepaint,width(),aWidth,height(),aHeight);
252#endif
253}
254
255
256/**
257    @see :
258*/
259
260void G4OpenGLStoredQtViewer::paintGL()
261{
262  if (!readyToPaint) {
263#ifdef GEANT4_QT_DEBUG
264    printf("G4OpenGLStoredQtViewer::paintGL ============  Not ready %d\n",readyToPaint);
265#endif
266    readyToPaint= true;
267    return;
268  }
269  // DO NOT RESIZE IF SIZE HAS NOT CHANGE :
270  //    WHEN CLICK ON THE FRAME FOR EXAMPLE
271  //    EXECEPT WHEN MOUSE MOVE EVENT
272  if ( !hasToRepaint) {
273    if (((WinSize_x == (G4int)width())) &&(WinSize_y == (G4int) height())) {
274#ifdef GEANT4_QT_DEBUG
275      printf("G4OpenGLStoredQtViewer::paintGL ============  Dont repaint\n");
276#endif
277      return;
278    }
279  }
280  nbPaint++;
281#ifdef GEANT4_QT_DEBUG
282  printf("G4OpenGLStoredQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV %d ready %d\n",nbPaint,readyToPaint);
283#endif
284  WinSize_x = (G4int) width();
285  WinSize_y = (G4int) height();
286     
287  setupViewport(width(),height());
288  //     glViewport (0, 0, width(), height());
289  //   glLoadIdentity();
290     
291     
292  SetView();
293     
294  //   //  printf("before ClearView\n");
295#ifdef GEANT4_QT_DEBUG
296  printf("    ClearView\n");
297#endif
298     
299  ClearView (); //ok, put the background correct
300  DrawView();
301     
302  hasToRepaint =false;
303     
304#ifdef GEANT4_QT_DEBUG
305  printf("G4OpenGLStoredQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d ready %d\n",nbPaint,readyToPaint);
306#endif
307}
308
309void G4OpenGLStoredQtViewer::mousePressEvent(QMouseEvent *event)
310{
311#if QT_VERSION < 0x040000
312  if ((event->button() & Qt::LeftButton)
313      && !((event->state() & Qt::ShiftButton)
314           || (event->state() & Qt::ControlButton)
315           || (event->state() & Qt::AltButton)
316           || (event->state() & Qt::MetaButton))) {
317#else
318  if ((event->buttons() & Qt::LeftButton)
319      && !((event->modifiers() & Qt::ShiftModifier)
320           || (event->modifiers() & Qt::ControlModifier)
321           || (event->modifiers() & Qt::AltModifier)
322           || (event->modifiers() & Qt::MetaModifier))) {
323#endif
324#ifdef GEANT4_QT_DEBUG
325    printf("G4OpenGLStoredQtViewer::mousePressEvent\n");
326#endif
327    setMouseTracking(true);
328    G4MousePressEvent(event->pos(),Qt::LeftButton);
329  }
330}
331
332void G4OpenGLStoredQtViewer::keyPressEvent (QKeyEvent * event)
333{
334  G4keyPressEvent(event);
335}
336
337/**
338 * This function was build in order to make a zoom on double clic event.
339 * It was think to build a rubberband on the zoom area, but never work fine
340 */
341void G4OpenGLStoredQtViewer::mouseDoubleClickEvent(QMouseEvent *event)
342{
343#ifdef GEANT4_QT_DEBUG
344  printf("G4OpenGLStoredQtViewer::mouseDoubleClickEvent\n");
345#endif
346  setMouseTracking(true);
347  //   glBufferImage = grabFrameBuffer().convertToFormat(QImage::Format_ARGB32);//_Premultiplied); 
348}
349
350void G4OpenGLStoredQtViewer::mouseReleaseEvent(QMouseEvent *event)
351{
352#ifdef GEANT4_QT_DEBUG
353  printf("G4OpenGLStoredQtViewer::mouseReleaseEvent\n");
354#endif
355  setMouseTracking(false);
356}
357
358void G4OpenGLStoredQtViewer::mouseMoveEvent(QMouseEvent *event)
359{
360 
361#if QT_VERSION < 0x040000
362  G4MouseMoveEvent(event->x(),event->y(),event->state());
363#else
364  G4MouseMoveEvent(event->x(),event->y(),event->buttons());
365#endif
366  if (hasPendingEvents ())
367    G4MouseMoveEvent(event->x(),event->y(),event->buttons(),true);
368}
369
370
371void G4OpenGLStoredQtViewer::contextMenuEvent(QContextMenuEvent *e)
372{
373#ifdef GEANT4_QT_DEBUG
374  printf("G4OpenGLStoredQtViewer::contextMenuEvent\n");
375#endif
376  manageContextMenuEvent(e);
377}
378
379void G4OpenGLStoredQtViewer::updateQWidget() {
380  hasToRepaint= true;
381  updateGL();
382  hasToRepaint= false;
383}
384
385
386#endif
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