source: trunk/geant4/visualization/OpenGL/src/G4OpenGLStoredQtViewer.cc@ 675

Last change on this file since 675 was 675, checked in by garnier, 18 years ago

marche des que l on a lance un run : dessine un rubber band. Pb de alpha channel soupsonne
  • Property svn:mime-type set to text/cpp
File size: 15.4 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 ShowView();
102 FinishView();
103#ifdef GEANT4_QT_DEBUG
104 printf("G4OpenGLStoredQtViewer::Initialise () 4\n");
105#endif
106}
107
108void G4OpenGLStoredQtViewer::initializeGL () {
109
110 InitializeGLView ();
111
112#ifdef GEANT4_QT_DEBUG
113 printf("G4OpenGLStoredQtViewer::InitialiseGL () 1\n");
114#endif
115
116 // clear the buffers and window.
117 ClearView ();
118 // printf("G4OpenGLStoredQtViewer::InitialiseGL () 2\n");
119 FinishView ();
120
121 glDepthFunc (GL_LEQUAL);
122 glDepthMask (GL_TRUE);
123
124 hasToRepaint =true;
125
126#ifdef GEANT4_QT_DEBUG
127 printf("G4OpenGLStoredQtViewer::InitialiseGL -------------------------------------------------------------------------------------\n");
128#endif
129}
130
131
132void G4OpenGLStoredQtViewer::DrawView () {
133#ifdef GEANT4_QT_DEBUG
134 printf("G4OpenGLStoredQtViewer::DrawView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",WinSize_x, WinSize_y);
135#endif
136 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
137
138 //Make sure current viewer is attached and clean...
139 //Qt version needed
140 // glViewport (0, 0, WinSize_x, WinSize_y);
141
142 //See if things have changed from last time and remake if necessary...
143 // The fNeedKernelVisit flag might have been set by the user in
144 // /vis/viewer/rebuild, but if not, make decision and set flag only
145 // if necessary...
146 if (!fNeedKernelVisit)
147
148 if (!fNeedKernelVisit) KernelVisitDecision ();
149
150 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
151 ProcessView ();
152
153
154 if(style!=G4ViewParameters::hlr &&
155 haloing_enabled) {
156#ifdef GEANT4_QT_DEBUG
157 printf("G4OpenGLStoredQtViewer::DrawView DANS LE IF\n");
158#endif
159
160 HaloingFirstPass ();
161 DrawDisplayLists ();
162 glFlush ();
163
164 HaloingSecondPass ();
165
166 DrawDisplayLists ();
167 FinishView ();
168
169 } else {
170#ifdef GEANT4_QT_DEBUG
171 printf("*************************** CASE 1 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
172#endif
173
174 // If kernel visit was needed, drawing and FinishView will already
175 // have been done, so...
176 if (!kernelVisitWasNeeded) {
177#ifdef GEANT4_QT_DEBUG
178 printf("*************************** CASE 2 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
179#endif
180 DrawDisplayLists ();
181 FinishView ();
182 } else {
183#ifdef GEANT4_QT_DEBUG
184 printf("*************************** CASE 3 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
185#endif
186 // However, union cutaways are implemented in DrawDisplayLists, so make
187 // an extra pass...
188 if (fVP.IsCutaway() &&
189 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
190 ClearView();
191 DrawDisplayLists ();
192 FinishView ();
193#ifdef GEANT4_QT_DEBUG
194 printf("*************************** CASE 4 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
195#endif
196 } else { // ADD TO AVOID KernelVisit=1 and nothing to display
197 DrawDisplayLists ();
198 FinishView ();
199 }
200 }
201 }
202
203#ifdef GEANT4_QT_DEBUG
204 printf("G4OpenGLStoredQtViewer::DrawView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
205#endif
206 hasToRepaint =true;
207}
208
209
210//////////////////////////////////////////////////////////////////////////////
211void G4OpenGLStoredQtViewer::FinishView (
212)
213//////////////////////////////////////////////////////////////////////////////
214//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
215{
216#ifdef GEANT4_QT_DEBUG
217 printf("G4OpenGLStoredQtViewer::FinishView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
218#endif
219
220 glFlush ();
221 swapBuffers ();
222#ifdef GEANT4_QT_DEBUG
223 printf("G4OpenGLStoredQtViewer::FinishView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
224#endif
225
226}
227
228
229/**
230 - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
231 */
232void G4OpenGLStoredQtViewer::resizeGL(
233 int aWidth
234,int aHeight)
235{
236 setupViewport(aWidth,aHeight);
237
238// glViewport(0, 0, aWidth, aHeight);
239// glMatrixMode(GL_PROJECTION);
240// glMatrixMode(GL_MODELVIEW);
241
242 if (((WinSize_x != (G4int)aWidth)) || (WinSize_y != (G4int) aHeight)) {
243 hasToRepaint =true;
244 }
245 WinSize_x = (G4int) aWidth;
246 WinSize_y = (G4int) aHeight;
247
248#ifdef GEANT4_QT_DEBUG
249 printf("G4OpenGLStoredQtViewer::resizeGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d %d=%d %d=%d\n",hasToRepaint,width(),aWidth,height(),aHeight);
250#endif
251}
252
253
254/**
255@see :
256*/
257
258void G4OpenGLStoredQtViewer::paintGL()
259 {
260 if (zoomAction) {
261 // glEnable (GL_DEPTH_TEST);
262 // glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
263
264 setupViewport(width(),height());
265 SetView();
266 ClearView (); //ok, put the background correct
267
268 QPainter painter;
269 painter.begin(this);
270 // painter.setCompositionMode(QPainter::CompositionMode_DestinationOver);
271 // painter.setCompositionMode(QPainter::CompositionMode_SourceOver); // diagonale en pointillé
272 // painter.setCompositionMode(QPainter::CompositionMode_DestinationOver); // blanc
273 // painter.setCompositionMode(QPainter::CompositionMode_Clear);// diagonale noire
274 // painter.setCompositionMode(QPainter::CompositionMode_Source); // diagonale en pointillé
275 // painter.setCompositionMode(QPainter::CompositionMode_Destination); // blanc
276 // painter.setCompositionMode(QPainter::CompositionMode_SourceIn); // blanc ?
277 // painter.setCompositionMode(QPainter::CompositionMode_DestinationIn); // blanc
278 // painter.setCompositionMode(QPainter::CompositionMode_SourceOut); // digonale noire
279 // painter.setCompositionMode(QPainter::CompositionMode_DestinationOut); // diagonale noire
280 // painter.setCompositionMode(QPainter::CompositionMode_SourceAtop); // diagonale noire
281 // painter.setCompositionMode(QPainter::CompositionMode_DestinationAtop); // blanc
282 // painter.setCompositionMode(QPainter::CompositionMode_Xor); // diagonale noire
283 // painter.setRenderHint(QPainter::Antialiasing);
284 // painter.setBackgroundMode(Qt::OpaqueMode);
285 painter.drawImage(0, 0, glBufferImage);
286
287 // painter.setRenderHint(QPainter::Antialiasing);
288 // QColor bg = QColor(glBufferImage.pixel(0,0));
289 // 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)));
290 // painter.setBackground(QBrush(bg));
291 // // painter.drawRect(10,10,50,80);
292 // // QImage test = grabFrameBuffer().copy();
293 // // painter.drawImage(0, 0,test);
294 for (int ay=0;ay<glBufferImage.height();ay++) {
295 for (int ax=0;ax<glBufferImage.width();ax++) {
296 // if(QColor(glBufferImage.pixel(ax,ay)) != bg) {
297 //. painter.setPen(QColor(glBufferImage.pixel(ax,ay)));
298 //. painter.drawPoint(ax,ay);
299 // } else {
300 // printf("o");
301 // }
302 // 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());
303 // if (glBufferImage.pixel(ax,ay) == 255) {
304 // test.setPixel(ax,ay,1);
305 // } else {
306 // test.setPixel(ax,ay,0);
307 // }
308 }
309 // printf("\n");
310 }
311 // // for (int ay=0;ay<test.height();ay++) {
312 // // for (int ax=0;ax<test.width();ax++) {
313 // // if (test.pixel(ax,ay) == 1) {
314 // // printf(".");
315 // // } else if (!test.pixel(ax,ay)) {
316 // // printf("X");
317 // // } else {
318 // // printf("%d",test.pixel(ax,ay));
319 // // }
320 // // }
321 // // printf("\n");
322 // // }
323
324 // painter.drawImage(0, 0, glBufferImage);
325 // painter.drawImage(0, 0, test,0,0,-1,-1,Qt::ColorOnly);
326
327#ifdef GEANT4_QT_DEBUG
328 printf("G4OpenGLStoredQtViewer::paintGL ============ zoom event\n");
329#endif
330 painter.setBrush(Qt::NoBrush);
331 painter.setPen(Qt::red);
332 painter.setPen(Qt::DashLine);
333 painter.drawRect(beginZoom.x(),beginZoom.y(),endZoom.x()-beginZoom.x(),endZoom.y()-beginZoom.y());
334 painter.end();
335 } else {
336
337 if (!readyToPaint) {
338#ifdef GEANT4_QT_DEBUG
339 printf("G4OpenGLStoredQtViewer::paintGL ============ Not ready %d\n",readyToPaint);
340#endif
341 readyToPaint= true;
342 return;
343 }
344 // DO NOT RESIZE IF SIZE HAS NOT CHANGE :
345 // WHEN CLICK ON THE FRAME FOR EXAMPLE
346 // EXECEPT WHEN MOUSE MOVE EVENT
347 if ( !hasToRepaint) {
348 if (((WinSize_x == (G4int)width())) &&(WinSize_y == (G4int) height())) {
349#ifdef GEANT4_QT_DEBUG
350 printf("G4OpenGLStoredQtViewer::paintGL ============ Dont repaint\n");
351#endif
352 return;
353 }
354 }
355 nbPaint++;
356#ifdef GEANT4_QT_DEBUG
357 printf("G4OpenGLStoredQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV %d ready %d\n",nbPaint,readyToPaint);
358#endif
359 WinSize_x = (G4int) width();
360 WinSize_y = (G4int) height();
361
362 setupViewport(width(),height());
363 // glViewport (0, 0, width(), height());
364 // glLoadIdentity();
365
366
367 SetView();
368
369 // // printf("before ClearView\n");
370#ifdef GEANT4_QT_DEBUG
371 printf(" ClearView\n");
372#endif
373
374 ClearView (); //ok, put the background correct
375 DrawView();
376
377 hasToRepaint =false;
378
379 }
380#ifdef GEANT4_QT_DEBUG
381 printf("G4OpenGLStoredQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d ready %d\n",nbPaint,readyToPaint);
382#endif
383 }
384
385void G4OpenGLStoredQtViewer::mousePressEvent(QMouseEvent *event)
386{
387#ifdef GEANT4_QT_DEBUG
388 printf("G4OpenGLStoredQtViewer::mousePressEvent\n");
389#endif
390 setMouseTracking(true);
391 G4MousePressEvent(event->pos());
392}
393
394void G4OpenGLStoredQtViewer::mouseDoubleClickEvent(QMouseEvent *event)
395{
396#ifdef GEANT4_QT_DEBUG
397 printf("G4OpenGLStoredQtViewer::mouseDoubleClickEvent\n");
398#endif
399 setMouseTracking(true);
400 zoomAction=true;
401 // makeCurrent();
402// glBufferImage = QImage( width(), height(), QImage::Format_ARGB32_Premultiplied );
403// glReadPixels( 0, 0, width(), height(), GL_RGBA, GL_UNSIGNED_BYTE, glBufferImage.bits() );
404 glBufferImage = grabFrameBuffer().convertToFormat(QImage::Format_ARGB32_Premultiplied);
405
406#ifdef GEANT4_QT_DEBUG
407// for (int ay=0;ay<glBufferImage.height();ay++) {
408// for (int ax=0;ax<glBufferImage.width();ax++) {
409// if (glBufferImage.pixel(ax,ay) == 255) {
410// printf(".");
411// } else if (!glBufferImage.pixel(ax,ay)) {
412// printf("X");
413// } else {
414// printf("%d",glBufferImage.pixel(ax,ay));
415// }
416// }
417// printf("\n");
418// }
419#endif
420 beginZoom.setX(event->x());
421 beginZoom.setY(event->y());
422}
423
424void G4OpenGLStoredQtViewer::mouseReleaseEvent(QMouseEvent *event)
425{
426#ifdef GEANT4_QT_DEBUG
427 printf("G4OpenGLStoredQtViewer::mouseReleaseEvent\n");
428#endif
429 setMouseTracking(false);
430 zoomAction =false;
431}
432
433void G4OpenGLStoredQtViewer::mouseMoveEvent(QMouseEvent *event)
434{
435 // special case of mouse zoom action, it should draw a rect on
436 // the openGL buffer, so it could only be done in this class
437 // and sould be reimplemented in G4OpenGLImmediateQtViewer
438 if (!zoomAction) {
439#if QT_VERSION < 0x040000
440 G4MouseMoveEvent(event->x(),event->y(),event->state());
441#else
442 G4MouseMoveEvent(event->x(),event->y(),event->buttons());
443#endif
444 } else {
445#ifdef GEANT4_QT_DEBUG
446 printf("G4OpenGLStoredQtViewer::mouseMoveEvent zoom\n");
447#endif
448 endZoom.setX(event->x());
449 endZoom.setY(event->y());
450 updateGL();
451 }
452 // DrawView();
453}
454
455
456void G4OpenGLStoredQtViewer::contextMenuEvent(QContextMenuEvent *e)
457{
458#ifdef GEANT4_QT_DEBUG
459 printf("G4OpenGLStoredQtViewer::contextMenuEvent\n");
460#endif
461 manageContextMenuEvent(e);
462}
463
464void G4OpenGLStoredQtViewer::updateQWidget() {
465 hasToRepaint= true;
466 updateGL();
467 hasToRepaint= false;
468}
469
470
471#endif
Note: See TracBrowser for help on using the repository browser.