source: trunk/geant4/visualization/OpenGL/src/G4OpenGLStoredQtViewer.cc@ 677

Last change on this file since 677 was 677, checked in by garnier, 18 years ago

correction du ticket #106
  • Property svn:mime-type set to text/cpp
File size: 15.5 KB
Line 
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 1.6 2007/11/15 18:24:28 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#include "G4VisManager.hh"
40
41#include "G4ios.hh"
42
43//#include <qmouseevent.h>
44#include <qevent.h> // include <qcontextmenuevent.h>
45#include <qpainter.h>
46
47G4OpenGLStoredQtViewer::G4OpenGLStoredQtViewer
48(G4OpenGLStoredSceneHandler& sceneHandler,
49 const G4String& name):
50 G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
51 G4OpenGLViewer (sceneHandler),
52 G4OpenGLQtViewer (sceneHandler),
53 G4OpenGLStoredViewer (sceneHandler),
54 QGLWidget(QGLFormat(QGL::SampleBuffers)) // FIXME : gerer le pb du parent !
55 {
56 zoomAction = false;
57 nbPaint =0;
58 hasToRepaint =false;
59 if (fViewId < 0) return; // In case error in base class instantiation.
60}
61
62G4OpenGLStoredQtViewer::~G4OpenGLStoredQtViewer() {
63#ifdef GEANT4_QT_DEBUG
64 printf("GLWidget::~GLWidget \n");
65#endif
66 makeCurrent();
67 // this is connect to the Dialog for deleting it properly
68 // when close event.
69 // ((QDialog*)window())->reject();
70#ifdef GEANT4_QT_DEBUG
71 printf("GLWidget::~GLWidget END\n");
72#endif
73}
74
75void G4OpenGLStoredQtViewer::Initialise() {
76#ifdef GEANT4_QT_DEBUG
77 printf("GLWidget::Initialise \n");
78#endif
79 readyToPaint = false;
80 CreateGLQtContext ();
81#ifdef GEANT4_QT_DEBUG
82 printf("G4OpenGLStoredQtViewer::Initialise () 2\n");
83#endif
84 CreateMainWindow (this);
85#ifdef GEANT4_QT_DEBUG
86 printf("G4OpenGLStoredQtViewer::Initialise () 3\n");
87#endif
88 // CreateFontLists (); // FIXME Does nothing!
89
90#ifdef GEANT4_QT_DEBUG
91 printf("readyToPaint = true \n");
92#endif
93 readyToPaint = true;
94
95 // First Draw
96 SetView();
97#ifdef GEANT4_QT_DEBUG
98 printf(" ClearView\n");
99#endif
100 ClearView (); //ok, put the background correct
101 FinishView();
102#ifdef GEANT4_QT_DEBUG
103 printf("G4OpenGLStoredQtViewer::Initialise () 4\n");
104#endif
105}
106
107void G4OpenGLStoredQtViewer::initializeGL () {
108
109 InitializeGLView ();
110
111#ifdef GEANT4_QT_DEBUG
112 printf("G4OpenGLStoredQtViewer::InitialiseGL () 1\n");
113#endif
114
115 // clear the buffers and window.
116 ClearView ();
117 // printf("G4OpenGLStoredQtViewer::InitialiseGL () 2\n");
118 FinishView ();
119
120 glDepthFunc (GL_LEQUAL);
121 glDepthMask (GL_TRUE);
122
123 hasToRepaint =true;
124
125#ifdef GEANT4_QT_DEBUG
126 printf("G4OpenGLStoredQtViewer::InitialiseGL -------------------------------------------------------------------------------------\n");
127#endif
128}
129
130
131void G4OpenGLStoredQtViewer::DrawView () {
132#ifdef GEANT4_QT_DEBUG
133 printf("G4OpenGLStoredQtViewer::DrawView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",WinSize_x, WinSize_y);
134#endif
135 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
136
137 //Make sure current viewer is attached and clean...
138 //Qt version needed
139 // glViewport (0, 0, WinSize_x, WinSize_y);
140
141 //See if things have changed from last time and remake if necessary...
142 // The fNeedKernelVisit flag might have been set by the user in
143 // /vis/viewer/rebuild, but if not, make decision and set flag only
144 // if necessary...
145 if (!fNeedKernelVisit)
146
147 if (!fNeedKernelVisit) KernelVisitDecision ();
148
149 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
150 ProcessView ();
151
152
153 if(style!=G4ViewParameters::hlr &&
154 haloing_enabled) {
155#ifdef GEANT4_QT_DEBUG
156 printf("G4OpenGLStoredQtViewer::DrawView DANS LE IF\n");
157#endif
158
159 HaloingFirstPass ();
160 DrawDisplayLists ();
161 glFlush ();
162
163 HaloingSecondPass ();
164
165 DrawDisplayLists ();
166 FinishView ();
167
168 } else {
169#ifdef GEANT4_QT_DEBUG
170 printf("*************************** CASE 1 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
171#endif
172
173 // If kernel visit was needed, drawing and FinishView will already
174 // have been done, so...
175 if (!kernelVisitWasNeeded) {
176#ifdef GEANT4_QT_DEBUG
177 printf("*************************** CASE 2 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
178#endif
179 DrawDisplayLists ();
180 FinishView ();
181 } else {
182#ifdef GEANT4_QT_DEBUG
183 printf("*************************** CASE 3 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
184#endif
185 // However, union cutaways are implemented in DrawDisplayLists, so make
186 // an extra pass...
187 if (fVP.IsCutaway() &&
188 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
189 ClearView();
190 DrawDisplayLists ();
191 FinishView ();
192#ifdef GEANT4_QT_DEBUG
193 printf("*************************** CASE 4 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
194#endif
195 } else { // ADD TO AVOID KernelVisit=1 and nothing to display
196 DrawDisplayLists ();
197 FinishView ();
198 }
199 }
200 }
201
202#ifdef GEANT4_QT_DEBUG
203 printf("G4OpenGLStoredQtViewer::DrawView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
204#endif
205 hasToRepaint =true;
206}
207
208
209//////////////////////////////////////////////////////////////////////////////
210void G4OpenGLStoredQtViewer::FinishView (
211)
212//////////////////////////////////////////////////////////////////////////////
213//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
214{
215#ifdef GEANT4_QT_DEBUG
216 printf("G4OpenGLStoredQtViewer::FinishView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
217#endif
218
219 glFlush ();
220 swapBuffers ();
221#ifdef GEANT4_QT_DEBUG
222 printf("G4OpenGLStoredQtViewer::FinishView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
223#endif
224
225}
226
227
228/**
229 - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
230 */
231void G4OpenGLStoredQtViewer::resizeGL(
232 int aWidth
233,int aHeight)
234{
235 setupViewport(aWidth,aHeight);
236
237// glViewport(0, 0, aWidth, aHeight);
238// glMatrixMode(GL_PROJECTION);
239// glMatrixMode(GL_MODELVIEW);
240
241 if (((WinSize_x != (G4int)aWidth)) || (WinSize_y != (G4int) aHeight)) {
242 hasToRepaint =true;
243 }
244 WinSize_x = (G4int) aWidth;
245 WinSize_y = (G4int) aHeight;
246
247#ifdef GEANT4_QT_DEBUG
248 printf("G4OpenGLStoredQtViewer::resizeGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d %d=%d %d=%d\n",hasToRepaint,width(),aWidth,height(),aHeight);
249#endif
250}
251
252
253/**
254@see :
255*/
256
257void G4OpenGLStoredQtViewer::paintGL()
258 {
259 if (zoomAction) {
260 glEnable (GL_DEPTH_TEST);
261 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
262
263 setupViewport(width(),height());
264 SetView();
265 ClearView (); //ok, put the background correct
266
267 QPainter painter;
268 painter.begin(this);
269 // painter.setCompositionMode(QPainter::CompositionMode_DestinationOver);
270 // painter.setCompositionMode(QPainter::CompositionMode_SourceOver); // diagonale en pointillé
271 // painter.setCompositionMode(QPainter::CompositionMode_DestinationOver); // blanc
272 // painter.setCompositionMode(QPainter::CompositionMode_Clear);// diagonale noire
273 // painter.setCompositionMode(QPainter::CompositionMode_Source); // diagonale en pointillé
274 // painter.setCompositionMode(QPainter::CompositionMode_Destination); // blanc
275 // painter.setCompositionMode(QPainter::CompositionMode_SourceIn); // blanc ?
276 // painter.setCompositionMode(QPainter::CompositionMode_DestinationIn); // blanc
277 // painter.setCompositionMode(QPainter::CompositionMode_SourceOut); // digonale noire
278 // painter.setCompositionMode(QPainter::CompositionMode_DestinationOut); // diagonale noire
279 // painter.setCompositionMode(QPainter::CompositionMode_SourceAtop); // diagonale noire
280 // painter.setCompositionMode(QPainter::CompositionMode_DestinationAtop); // blanc
281 // painter.setCompositionMode(QPainter::CompositionMode_Xor); // diagonale noire
282 // painter.setRenderHint(QPainter::Antialiasing);
283 // painter.setBackgroundMode(Qt::OpaqueMode);
284 // painter.drawImage(0, 0, glBufferImage);
285
286 // painter.setRenderHint(QPainter::Antialiasing);
287 // QColor bg = QColor(glBufferImage.pixel(0,0));
288 // printf("%d+%d+%d+%d %d+%d+%d+%d",bg.red(),bg.green(),bg.blue(),bg.alpha(),qAlpha(glBufferImage.pixel(0,0)),qRed(glBufferImage.pixel(0,0)),qGreen(glBufferImage.pixel(0,0)),qBlue(glBufferImage.pixel(0,0)));
289 // painter.setBackground(QBrush(bg));
290 // // painter.drawRect(10,10,50,80);
291 // // QImage test = grabFrameBuffer().copy();
292 // // painter.drawImage(0, 0,test);
293 for (int ay=0;ay<glBufferImage.height();ay++) {
294 for (int ax=0;ax<glBufferImage.width();ax++) {
295 // if(QColor(glBufferImage.pixel(ax,ay)) != bg) {
296 //. painter.setPen(QColor(glBufferImage.pixel(ax,ay)));
297 //. painter.drawPoint(ax,ay);
298 // } else {
299 // printf("o");
300 // }
301 // printf("%d+%d+%d+%d ",QColor(glBufferImage.pixel(ax,ay)).red(),QColor(glBufferImage.pixel(ax,ay)).green(),QColor(glBufferImage.pixel(ax,ay)).blue(),QColor(glBufferImage.pixel(ax,ay)).alpha());
302 // if (glBufferImage.pixel(ax,ay) == 255) {
303 // test.setPixel(ax,ay,1);
304 // } else {
305 // test.setPixel(ax,ay,0);
306 // }
307 }
308 // printf("\n");
309 }
310 // // for (int ay=0;ay<test.height();ay++) {
311 // // for (int ax=0;ax<test.width();ax++) {
312 // // if (test.pixel(ax,ay) == 1) {
313 // // printf(".");
314 // // } else if (!test.pixel(ax,ay)) {
315 // // printf("X");
316 // // } else {
317 // // printf("%d",test.pixel(ax,ay));
318 // // }
319 // // }
320 // // printf("\n");
321 // // }
322
323 // painter.drawImage(0, 0, glBufferImage);
324 // painter.drawImage(0, 0, test,0,0,-1,-1,Qt::ColorOnly);
325
326#ifdef GEANT4_QT_DEBUG
327 printf("G4OpenGLStoredQtViewer::paintGL ============ zoom event\n");
328#endif
329 painter.setBrush(Qt::NoBrush);
330 painter.setPen(Qt::red);
331 painter.setPen(Qt::DashLine);
332 painter.drawRect(beginZoom.x(),beginZoom.y(),endZoom.x()-beginZoom.x(),endZoom.y()-beginZoom.y());
333 painter.end();
334 } else {
335
336 if (!readyToPaint) {
337#ifdef GEANT4_QT_DEBUG
338 printf("G4OpenGLStoredQtViewer::paintGL ============ Not ready %d\n",readyToPaint);
339#endif
340 readyToPaint= true;
341 return;
342 }
343 // DO NOT RESIZE IF SIZE HAS NOT CHANGE :
344 // WHEN CLICK ON THE FRAME FOR EXAMPLE
345 // EXECEPT WHEN MOUSE MOVE EVENT
346 if ( !hasToRepaint) {
347 if (((WinSize_x == (G4int)width())) &&(WinSize_y == (G4int) height())) {
348#ifdef GEANT4_QT_DEBUG
349 printf("G4OpenGLStoredQtViewer::paintGL ============ Dont repaint\n");
350#endif
351 return;
352 }
353 }
354 nbPaint++;
355#ifdef GEANT4_QT_DEBUG
356 printf("G4OpenGLStoredQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV %d ready %d\n",nbPaint,readyToPaint);
357#endif
358 WinSize_x = (G4int) width();
359 WinSize_y = (G4int) height();
360
361 setupViewport(width(),height());
362 // glViewport (0, 0, width(), height());
363 // glLoadIdentity();
364
365
366 SetView();
367
368 // // printf("before ClearView\n");
369#ifdef GEANT4_QT_DEBUG
370 printf(" ClearView\n");
371#endif
372
373 ClearView (); //ok, put the background correct
374 DrawView();
375
376 hasToRepaint =false;
377
378 }
379#ifdef GEANT4_QT_DEBUG
380 printf("G4OpenGLStoredQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d ready %d\n",nbPaint,readyToPaint);
381#endif
382 }
383
384void G4OpenGLStoredQtViewer::mousePressEvent(QMouseEvent *event)
385{
386#ifdef GEANT4_QT_DEBUG
387 printf("G4OpenGLStoredQtViewer::mousePressEvent\n");
388#endif
389 setMouseTracking(true);
390 G4MousePressEvent(event->pos());
391}
392
393void G4OpenGLStoredQtViewer::mouseDoubleClickEvent(QMouseEvent *event)
394{
395#ifdef GEANT4_QT_DEBUG
396 printf("G4OpenGLStoredQtViewer::mouseDoubleClickEvent\n");
397#endif
398 setMouseTracking(true);
399 zoomAction=true;
400 // makeCurrent();
401// glBufferImage = QImage( width(), height(), QImage::Format_ARGB32_Premultiplied );
402// glReadPixels( 0, 0, width(), height(), GL_RGBA, GL_UNSIGNED_BYTE, glBufferImage.bits() );
403 glBufferImage = grabFrameBuffer().convertToFormat(QImage::Format_ARGB32);//_Premultiplied);
404 QImage acha( glBufferImage.size(), QImage::Format_RGB32 );
405 acha.fill( Qt::black );
406 glBufferImage.setAlphaChannel( acha );
407
408#ifdef GEANT4_QT_DEBUG
409// for (int ay=0;ay<glBufferImage.height();ay++) {
410// for (int ax=0;ax<glBufferImage.width();ax++) {
411// if (glBufferImage.pixel(ax,ay) == 255) {
412// printf(".");
413// } else if (!glBufferImage.pixel(ax,ay)) {
414// printf("X");
415// } else {
416// printf("%d",glBufferImage.pixel(ax,ay));
417// }
418// }
419// printf("\n");
420// }
421#endif
422 beginZoom.setX(event->x());
423 beginZoom.setY(event->y());
424}
425
426void G4OpenGLStoredQtViewer::mouseReleaseEvent(QMouseEvent *event)
427{
428#ifdef GEANT4_QT_DEBUG
429 printf("G4OpenGLStoredQtViewer::mouseReleaseEvent\n");
430#endif
431 setMouseTracking(false);
432 zoomAction =false;
433}
434
435void G4OpenGLStoredQtViewer::mouseMoveEvent(QMouseEvent *event)
436{
437 // special case of mouse zoom action, it should draw a rect on
438 // the openGL buffer, so it could only be done in this class
439 // and sould be reimplemented in G4OpenGLImmediateQtViewer
440 if (!zoomAction) {
441#if QT_VERSION < 0x040000
442 G4MouseMoveEvent(event->x(),event->y(),event->state());
443#else
444 G4MouseMoveEvent(event->x(),event->y(),event->buttons());
445#endif
446 } else {
447#ifdef GEANT4_QT_DEBUG
448 printf("G4OpenGLStoredQtViewer::mouseMoveEvent zoom\n");
449#endif
450 endZoom.setX(event->x());
451 endZoom.setY(event->y());
452 updateGL();
453 }
454 // DrawView();
455}
456
457
458void G4OpenGLStoredQtViewer::contextMenuEvent(QContextMenuEvent *e)
459{
460#ifdef GEANT4_QT_DEBUG
461 printf("G4OpenGLStoredQtViewer::contextMenuEvent\n");
462#endif
463 manageContextMenuEvent(e);
464}
465
466void G4OpenGLStoredQtViewer::updateQWidget() {
467 hasToRepaint= true;
468 updateGL();
469 hasToRepaint= false;
470}
471
472
473#endif
Note: See TracBrowser for help on using the repository browser.