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source: trunk/source/visualization/OpenGL/src/G4OpenGLQtViewer.cc@ 970

Last change on this file since 970 was 959, checked in by garnier, 17 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: G4OpenGLQtViewer.cc,v 1.38 2009/03/05 16:36:13 lgarnier Exp $
28	// GEANT4 tag $Name: $
29	//
30	//
31	// G4OpenGLQtViewer : Class to provide Qt specific
32	// functionality for OpenGL in GEANT4
33	//
34
35	#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
36
37	#include "G4OpenGLQtViewer.hh"
38	#include "G4VViewer.hh"
39	#include "G4VSceneHandler.hh"
40	#include "G4OpenGLSceneHandler.hh"
41
42	#include "G4ios.hh"
43	#include "G4VisExtent.hh"
44	#include "G4LogicalVolume.hh"
45	#include "G4VSolid.hh"
46	#include "G4Point3D.hh"
47	#include "G4Normal3D.hh"
48	#include "G4Scene.hh"
49	#include "G4OpenGLQtExportDialog.hh"
50	#include "G4OpenGLQtMovieDialog.hh"
51	#include "G4UnitsTable.hh"
52	#include "G4Qt.hh"
53	#include "G4UImanager.hh"
54	#include "G4UIcommandTree.hh"
55	#include <qlayout.h>
56	#include <qdialog.h>
57	#include <qprocess.h>
58	#include <qapplication.h>
59	#include <qdesktopwidget.h>
60
61	#if QT_VERSION >= 0x040000
62	#include <qmenu.h>
63	#include <qimagewriter.h>
64	#else
65	#include <qaction.h>
66	#include <qwidgetlist.h>
67	#include <qpopupmenu.h>
68	#include <qimage.h>
69	#endif
70
71	#include <qapplication.h>
72	#include <qmessagebox.h>
73	#include <qfiledialog.h>
74	#include <qprinter.h>
75	#include <qdatetime.h>
76	#include <qpainter.h>
77	#include <qgl.h> // include <qglwidget.h>
78	#include <qdialog.h>
79	#include <qevent.h> //include <qcontextmenuevent.h>
80
81
82	//////////////////////////////////////////////////////////////////////////////
83	/**
84	Implementation of virtual method of G4VViewer
85	*/
86	void G4OpenGLQtViewer::SetView (
87	)
88	//////////////////////////////////////////////////////////////////////////////
89	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
90	{
91	G4OpenGLViewer::SetView ();
92	}
93
94
95
96
97	//////////////////////////////////////////////////////////////////////////////
98	void G4OpenGLQtViewer::CreateMainWindow (
99	QGLWidget* glWidget
100	,QString name
101	)
102	//////////////////////////////////////////////////////////////////////////////
103	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
104	{
105
106	if(fWindow) return; //Done.
107	#ifdef G4DEBUG_VIS_OGL
108	printf("G4OpenGLQtViewer::CreateMainWindow glWidget\n");
109	#endif
110
111	// launch Qt if not
112	G4Qt* interactorManager = G4Qt::getInstance ();
113	// G4UImanager* UI = G4UImanager::GetUIpointer();
114
115	fWindow = glWidget ;
116	// fWindow->makeCurrent();
117
118	// create window
119	if (((QApplication*)interactorManager->GetMainInteractor())) {
120	// look for the main window
121	bool found = false;
122	#if QT_VERSION < 0x040000
123	// theses lines does nothing exept this one "GLWindow = new QDialog(0..."
124	// but if I comment them, it doesn't work...
125	QWidgetList *list = QApplication::allWidgets();
126	QWidgetListIt it( *list ); // iterate over the widgets
127	QWidget * widget;
128	while ( (widget=it.current()) != 0 ) { // for each widget...
129	++it;
130	if ((found== false) && (widget->inherits("QMainWindow"))) {
131	GLWindow = new QDialog(0,0,FALSE,Qt::WStyle_Title \| Qt::WStyle_SysMenu \| Qt::WStyle_MinMax );
132	found = true;
133	}
134	}
135	delete list; // delete the list, not the widgets
136	#else
137	foreach (QWidget *widget, QApplication::allWidgets()) {
138	if ((found== false) && (widget->inherits("QMainWindow"))) {
139	GLWindow = new QDialog(0,Qt::WindowTitleHint \| Qt::WindowSystemMenuHint \| Qt::WindowMinMaxButtonsHint);
140	found = true;
141	}
142	}
143	#endif
144
145	#if QT_VERSION < 0x040000
146	glWidget->reparent(GLWindow,0,QPoint(0,0));
147	#else
148	glWidget->setParent(GLWindow);
149	#endif
150
151	if (found==false) {
152	#ifdef G4DEBUG_VIS_OGL
153	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist, but not found\n");
154	#endif
155	GLWindow = new QDialog();
156	}
157	} else {
158	#ifdef G4DEBUG_VIS_OGL
159	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
160	#endif
161	GLWindow = new QDialog();
162	}
163
164	QHBoxLayout *mainLayout = new QHBoxLayout(GLWindow);
165
166	mainLayout->addWidget(fWindow);
167
168	#if QT_VERSION < 0x040000
169	GLWindow->setCaption(name );
170	#else
171	GLWindow->setLayout(mainLayout);
172	GLWindow->setWindowTitle( name);
173	#endif
174	fWinSize_x = fVP.GetWindowSizeHintX();
175	fWinSize_y = fVP.GetWindowSizeHintY();
176
177	//useful for MACOSX, we have to compt the menuBar height
178	int offset = QApplication::desktop()->height()
179	- QApplication::desktop()->availableGeometry().height();
180
181	G4int YPos= fVP.GetWindowAbsoluteLocationHintY(QApplication::desktop()->height());
182	if (fVP.GetWindowAbsoluteLocationHintY(QApplication::desktop()->height())< offset) {
183	YPos = offset;
184	}
185	GLWindow->resize(fWinSize_x, fWinSize_y);
186	GLWindow->move(fVP.GetWindowAbsoluteLocationHintX(QApplication::desktop()->width()),YPos);
187	GLWindow->show();
188
189	if(!fWindow) return;
190	#ifdef G4DEBUG_VIS_OGL
191	printf("G4OpenGLQtViewer::CreateMainWindow glWidget END\n");
192	#endif
193
194	if (!fContextMenu)
195	createPopupMenu();
196
197	}
198
199	#if QT_VERSION >= 0x040000
200	/** Close the dialog and set the pointer to NULL
201	*/
202	// void G4OpenGLQtViewer::dialogClosed() {
203	// // GLWindow = NULL;
204	// }
205	#endif
206
207	//////////////////////////////////////////////////////////////////////////////
208	G4OpenGLQtViewer::G4OpenGLQtViewer (
209	G4OpenGLSceneHandler& scene
210	)
211	:G4VViewer (scene, -1)
212	,G4OpenGLViewer (scene)
213	,fWindow(0)
214	,fRecordFrameNumber(0)
215	,fRotationAngleX(0)
216	,fRotationAngleY(0)
217	,fDeltaRotationAngleX(0)
218	,fDeltaRotationAngleY(0)
219	,fContextMenu(0)
220	,fMouseAction(STYLE1)
221	,fDeltaRotation(1)
222	,fDeltaSceneTranslation(0.01)
223	,fDeltaDepth(0.01)
224	,fDeltaZoom(0.05)
225	,fDeltaMove(0.05)
226	,fHoldKeyEvent(false)
227	,fHoldMoveEvent(false)
228	,fHoldRotateEvent(false)
229	,fAutoMove(false)
230	,fEncoderPath("")
231	,fTempFolderPath("")
232	,fMovieTempFolderPath("")
233	,fSaveFileName("")
234	,fParameterFileName("mpeg_encode_parameter_file.par")
235	,fMovieParametersDialog(NULL)
236	,fRecordingStep(WAIT)
237	,fProcess(NULL)
238	,fLaunchSpinDelay(100)
239	{
240
241	// launch Qt if not
242	G4Qt::getInstance ();
243
244	fLastPos3 = QPoint(-1,-1);
245	fLastPos2 = QPoint(-1,-1);
246	fLastPos1 = QPoint(-1,-1);
247
248	initMovieParameters();
249
250	fLastEventTime = new QTime();
251
252	#ifdef G4DEBUG_VIS_OGL
253	printf("G4OpenGLQtViewer::G4OpenGLQtViewer END\n");
254	#endif
255	}
256
257	//////////////////////////////////////////////////////////////////////////////
258	G4OpenGLQtViewer::~G4OpenGLQtViewer (
259	)
260	//////////////////////////////////////////////////////////////////////////////
261	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
262	{
263	#if QT_VERSION < 0x040000
264	G4cout <<removeTempFolder().ascii() <<G4endl;
265	#else
266	G4cout <<removeTempFolder().toStdString().c_str() <<G4endl;
267	#endif
268	}
269
270
271	/**
272	Create a popup menu for the widget. This menu is activated by right-mouse click
273	*/
274	void G4OpenGLQtViewer::createPopupMenu() {
275
276	#if QT_VERSION < 0x040000
277	fContextMenu = new QPopupMenu( GLWindow,"All" );
278	#else
279	fContextMenu = new QMenu("All");
280	#endif
281
282	#if QT_VERSION < 0x040000
283	QPopupMenu *mMouseAction = new QPopupMenu( fContextMenu );
284	fContextMenu->insertItem("&Mouse actions",mMouseAction);
285	#if QT_VERSION < 0x030200
286	fRotateAction = new QAction("&Rotate","&Rotate",CTRL+Key_R,mMouseAction,0,true);
287	fMoveAction = new QAction("&Move","&Move",CTRL+Key_M,mMouseAction,0,true);
288	fPickAction = new QAction("&Pick","&Pick",CTRL+Key_P,mMouseAction,0,true);
289	QAction * shortcutsAction = new QAction("&Show shortcuts","&Show shortcuts",CTRL+Key_S,mMouseAction,0,true);
290	#else
291	fRotateAction = new QAction("&Rotate",CTRL+Key_R,mMouseAction);
292	fMoveAction = new QAction("&Move",CTRL+Key_M,mMouseAction);
293	fPickAction = new QAction("&Pick",CTRL+Key_P,mMouseAction);
294	QAction *shortcutsAction = new QAction("&Show shortcuts",CTRL+Key_S,mMouseAction);
295	#endif
296	fRotateAction->addTo(mMouseAction);
297	fMoveAction->addTo(mMouseAction);
298	fPickAction->addTo(mMouseAction);
299	shortcutsAction->addTo(mMouseAction);
300
301	fRotateAction->setToggleAction(true);
302	fMoveAction->setToggleAction(true);
303	fPickAction->setToggleAction(true);
304	shortcutsAction->setToggleAction(true);
305
306	fRotateAction->setOn(true);
307	fMoveAction->setOn(false);
308	fPickAction->setOn(false);
309	shortcutsAction->setOn(false);
310
311
312	QObject ::connect(fRotateAction,
313	SIGNAL(activated()),
314	this,
315	SLOT(actionMouseRotate()));
316
317	QObject ::connect(fMoveAction,
318	SIGNAL(activated()),
319	this,
320	SLOT(actionMouseMove()));
321
322	QObject ::connect(fPickAction,
323	SIGNAL(activated()),
324	this,
325	SLOT(actionMousePick()));
326
327	QObject ::connect(shortcutsAction,
328	SIGNAL(activated()),
329	this,
330	SLOT(showShortcuts()));
331
332	#else
333	QMenu *mMouseAction = fContextMenu->addMenu("&Mouse actions");
334
335	fRotateAction = mMouseAction->addAction("Rotate");
336	fMoveAction = mMouseAction->addAction("Move");
337	fPickAction = mMouseAction->addAction("Pick");
338	QAction *shortcutsAction = mMouseAction->addAction("Show shortcuts");
339
340	fRotateAction->setCheckable(true);
341	fMoveAction->setCheckable(false);
342	fPickAction->setCheckable(false);
343	shortcutsAction->setCheckable(false);
344
345	fRotateAction->setChecked(true);
346	fMoveAction->setChecked(false);
347	fPickAction->setChecked(false);
348	shortcutsAction->setChecked(false);
349
350	QObject ::connect(fRotateAction,
351	SIGNAL(triggered(bool)),
352	this,
353	SLOT(actionMouseRotate()));
354
355	QObject ::connect(fMoveAction,
356	SIGNAL(triggered(bool)),
357	this,
358	SLOT(actionMouseMove()));
359
360	QObject ::connect(fPickAction,
361	SIGNAL(triggered(bool)),
362	this,
363	SLOT(actionMousePick()));
364
365	QObject ::connect(shortcutsAction,
366	SIGNAL(triggered(bool)),
367	this,
368	SLOT(showShortcuts()));
369	#endif
370
371	#if QT_VERSION < 0x040000
372	// === Style Menu ===
373	QPopupMenu *mStyle = new QPopupMenu(fContextMenu);
374
375	QPopupMenu *mRepresentation = new QPopupMenu(fContextMenu);
376
377	QPopupMenu *mProjection = new QPopupMenu(fContextMenu);
378
379	#if QT_VERSION < 0x030200
380	QAction *polyhedron = new QAction("&Polyhedron","&Polyhedron",CTRL+Key_P,mRepresentation,0,true);
381	QAction *nurbs = new QAction("&NURBS","&NURBS",CTRL+Key_N,mRepresentation,0,true);
382
383	QAction *ortho = new QAction("&Orthographic","&Orthographic",CTRL+Key_O,mProjection,0,true);
384	QAction *perspective = new QAction("&Perspective","&Perspective",CTRL+Key_P,mProjection,0,true);
385	#else
386	QAction *polyhedron = new QAction("&Polyhedron",CTRL+Key_P,mRepresentation);
387	QAction *nurbs = new QAction("&NURBS",CTRL+Key_N,mRepresentation);
388
389	QAction *ortho = new QAction("&Orthographic",CTRL+Key_O,mProjection);
390	QAction *perspective = new QAction("&Perspective",CTRL+Key_P,mProjection);
391	polyhedron->setToggleAction(true);
392	nurbs->setToggleAction(true);
393	ortho->setToggleAction(true);
394	perspective->setToggleAction(true);
395	#endif
396	polyhedron->addTo(mRepresentation);
397	nurbs->addTo(mRepresentation);
398
399	ortho->addTo(mProjection);
400	perspective->addTo(mProjection);
401
402	mStyle->insertItem("&Representation",mRepresentation);
403	mStyle->insertItem("&Projection",mProjection);
404	fContextMenu->insertItem("&Style",mStyle);
405
406
407	#else
408	// === Style Menu ===
409	QMenu *mStyle = fContextMenu->addMenu("&Style");
410
411	QMenu *mRepresentation = mStyle->addMenu("&Representation");
412	QMenu *mProjection = mStyle->addMenu("&Projection");
413	QAction *polyhedron = mRepresentation->addAction("Polyhedron");
414	QAction *nurbs = mRepresentation->addAction("NURBS");
415
416	QAction *ortho = mProjection->addAction("Orthographic");
417	QAction *perspective = mProjection->addAction("Persepective");
418	#endif
419
420	// INIT mRepresentation
421	G4ViewParameters::RepStyle style;
422	style = fVP.GetRepStyle();
423	if (style == G4ViewParameters::polyhedron) {
424	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),1);
425	} else if (style == G4ViewParameters::nurbs) {
426	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),2);
427	} else {
428	mRepresentation->clear();
429	}
430
431	// INIT mProjection
432	if (fVP.GetFieldHalfAngle() == 0) {
433	createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),1);
434	} else {
435	createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),2);
436	}
437
438	#if QT_VERSION < 0x040000
439	// === Drawing Menu ===
440	QPopupMenu *mDrawing = new QPopupMenu(fContextMenu);
441	fContextMenu->insertItem("&Drawing",mDrawing);
442
443	#if QT_VERSION < 0x030200
444	fDrawingWireframe = new QAction("&Wireframe","&Wireframe",CTRL+Key_W,mDrawing,0,true);
445	fDrawingLineRemoval = new QAction("&Hidden line removal","&Hidden line removal",CTRL+Key_L,mDrawing,0,true);
446	fDrawingSurfaceRemoval = new QAction("&Hidden surface removal","&Hidden surface removal",CTRL+Key_S,mDrawing,0,true);
447	fDrawingLineSurfaceRemoval = new QAction("&Hidden line and surface removal","&Hidden line and surface removal",CTRL+Key_R,mDrawing,0,true);
448	#else
449	fDrawingWireframe = new QAction("&Wireframe",CTRL+Key_W,mDrawing);
450	fDrawingLineRemoval = new QAction("&Hidden line removal",CTRL+Key_L,mDrawing);
451	fDrawingSurfaceRemoval = new QAction("&Hidden surface removal",CTRL+Key_S,mDrawing);
452	fDrawingLineSurfaceRemoval = new QAction("&Hidden line and surface removal",CTRL+Key_R,mDrawing);
453	#endif
454	fDrawingWireframe->setToggleAction(true);
455	fDrawingLineRemoval->setToggleAction(true);
456	fDrawingSurfaceRemoval->setToggleAction(true);
457	fDrawingLineSurfaceRemoval->setToggleAction(true);
458
459	fDrawingWireframe->addTo(mDrawing);
460	fDrawingLineRemoval->addTo(mDrawing);
461	fDrawingSurfaceRemoval->addTo(mDrawing);
462	fDrawingLineSurfaceRemoval->addTo(mDrawing);
463
464
465	#else
466	// === Drawing Menu ===
467	QMenu *mDrawing = mStyle->addMenu("&Drawing");
468
469	fDrawingWireframe = mDrawing->addAction("Wireframe");
470	fDrawingWireframe->setCheckable(true);
471
472	fDrawingLineRemoval = mDrawing->addAction("Hidden line removal");
473	fDrawingLineRemoval->setCheckable(true);
474
475	fDrawingSurfaceRemoval = mDrawing->addAction("Hidden Surface removal");
476	fDrawingSurfaceRemoval->setCheckable(true);
477
478	fDrawingLineSurfaceRemoval = mDrawing->addAction("Hidden line and surface removal");
479	fDrawingLineSurfaceRemoval->setCheckable(true);
480	#endif
481	// INIT Drawing
482	G4ViewParameters::DrawingStyle d_style;
483	d_style = fVP.GetDrawingStyle();
484
485	#if QT_VERSION < 0x040000
486	if (d_style == G4ViewParameters::wireframe) {
487	fDrawingWireframe->setOn(true);
488	} else if (d_style == G4ViewParameters::hlr) {
489	fDrawingLineRemoval->setOn(true);
490	} else if (d_style == G4ViewParameters::hsr) {
491	fDrawingSurfaceRemoval->setOn(true);
492	} else if (d_style == G4ViewParameters::hlhsr) {
493	fDrawingLineSurfaceRemoval->setOn(true);
494	} else {
495	mDrawing->clear();
496	}
497	QObject ::connect(fDrawingWireframe,
498	SIGNAL(activated()),
499	this,
500	SLOT(actionDrawingWireframe()));
501	QObject ::connect(fDrawingLineRemoval,
502	SIGNAL(activated()),
503	this,
504	SLOT(actionDrawingLineRemoval()));
505	QObject ::connect(fDrawingSurfaceRemoval,
506	SIGNAL(activated()),
507	this,
508	SLOT(actionDrawingSurfaceRemoval()));
509	QObject ::connect(fDrawingLineSurfaceRemoval,
510	SIGNAL(activated()),
511	this,
512	SLOT(actionDrawingLineSurfaceRemoval()));
513	#else
514	if (d_style == G4ViewParameters::wireframe) {
515	fDrawingWireframe->setChecked(true);
516	} else if (d_style == G4ViewParameters::hlr) {
517	fDrawingLineRemoval->setChecked(true);
518	} else if (d_style == G4ViewParameters::hsr) {
519	fDrawingSurfaceRemoval->setChecked(true);
520	} else if (d_style == G4ViewParameters::hlhsr) {
521	fDrawingLineSurfaceRemoval->setChecked(true);
522	} else {
523	mDrawing->clear();
524	}
525	QObject ::connect(fDrawingWireframe,
526	SIGNAL(triggered(bool)),
527	this,
528	SLOT(actionDrawingWireframe()));
529	QObject ::connect(fDrawingLineRemoval,
530	SIGNAL(triggered(bool)),
531	this,
532	SLOT(actionDrawingLineRemoval()));
533	QObject ::connect(fDrawingSurfaceRemoval,
534	SIGNAL(triggered(bool)),
535	this,
536	SLOT(actionDrawingSurfaceRemoval()));
537	QObject ::connect(fDrawingLineSurfaceRemoval,
538	SIGNAL(triggered(bool)),
539	this,
540	SLOT(actionDrawingLineSurfaceRemoval()));
541	#endif
542
543
544
545	#if QT_VERSION < 0x040000
546	QPopupMenu *mBackground = new QPopupMenu(mStyle);
547	mStyle->insertItem("&Background color",mBackground);
548
549	#if QT_VERSION < 0x030200
550	QAction *white = new QAction("&White","&White",CTRL+Key_W,mBackground,0,true);
551	QAction *black = new QAction("&Black","&Black",CTRL+Key_B,mBackground,0,true);
552	#else
553	QAction *white = new QAction("&White",CTRL+Key_W,mBackground);
554	QAction *black = new QAction("&Black",CTRL+Key_B,mBackground);
555	white->setToggleAction(true);
556	black->setToggleAction(true);
557	#endif
558	white->addTo(mBackground);
559	black->addTo(mBackground);
560
561	#else
562	QMenu *mBackground = mStyle->addMenu("&Background color");
563	QAction *white = mBackground->addAction("White");
564	QAction *black = mBackground->addAction("Black");
565
566	#endif
567	if (background.GetRed() == 1. &&
568	background.GetGreen() == 1. &&
569	background.GetBlue() == 1.) {
570	createRadioAction(white,black,SLOT(toggleBackground(bool)),1);
571	} else {
572	createRadioAction(white,black,SLOT(toggleBackground(bool)),2);
573	}
574
575
576	#if QT_VERSION < 0x040000
577	// === Action Menu ===
578	QPopupMenu *mActions = new QPopupMenu(fContextMenu);
579	fContextMenu->insertItem("&Actions",mActions);
580
581	#if QT_VERSION < 0x030200
582	QAction *createEPS = new QAction("&Save as ...","&Save as ...",CTRL+Key_S,mActions,0,true);
583	#else
584	QAction *createEPS = new QAction("&Save as ...",CTRL+Key_S,mActions);
585	#endif
586	createEPS->addTo(mActions);
587	QObject ::connect(createEPS,
588	SIGNAL(activated()),
589	this,
590	SLOT(actionSaveImage()));
591
592	#else
593	// === Action Menu ===
594	QMenu *mActions = fContextMenu->addMenu("&Actions");
595	QAction *createEPS = mActions->addAction("Save as ...");
596	QObject ::connect(createEPS,
597	SIGNAL(triggered()),
598	this,
599	SLOT(actionSaveImage()));
600	#endif
601
602	#if QT_VERSION < 0x040000
603	#if QT_VERSION < 0x030200
604	QAction *movieParameters = new QAction("&Make Movie...","&Make movie ...",CTRL+Key_M,mActions,0,true);
605	#else
606	QAction *movieParameters = new QAction("&Make Movie...",CTRL+Key_M,mActions);
607	#endif
608	movieParameters->addTo(mActions);
609	QObject ::connect(movieParameters,
610	SIGNAL(activated()),
611	this,
612	SLOT(actionMovieParameters()));
613
614	#else
615	// === Action Menu ===
616	QAction *movieParameters = mActions->addAction("Movie parameters...");
617	QObject ::connect(movieParameters,
618	SIGNAL(triggered()),
619	this,
620	SLOT(actionMovieParameters()));
621	#endif
622
623
624
625
626	#if QT_VERSION < 0x040000
627	// === Special Menu ===
628	QPopupMenu *mSpecial = new QPopupMenu(fContextMenu);
629	fContextMenu->insertItem("S&pecial",mSpecial);
630
631	QPopupMenu *mTransparency = new QPopupMenu(mSpecial);
632	mSpecial->insertItem("Transparency",mTransparency);
633
634	#if QT_VERSION < 0x030200
635	QAction *transparencyOn = new QAction("&On","&On",CTRL+Key_O,mTransparency,0,true);
636	QAction *transparencyOff = new QAction("&Off","&Off",CTRL+Key_F,mTransparency,0,true);
637	#else
638	QAction *transparencyOn = new QAction("&On",CTRL+Key_O,mTransparency);
639	QAction *transparencyOff = new QAction("&Off",CTRL+Key_F,mTransparency);
640	transparencyOn->setToggleAction(true);
641	transparencyOff->setToggleAction(true);
642	#endif
643	transparencyOn->addTo(mTransparency);
644	transparencyOff->addTo(mTransparency);
645
646	#else
647	// === Special Menu ===
648	QMenu *mSpecial = fContextMenu->addMenu("S&pecial");
649	QMenu *mTransparency = mSpecial->addMenu("Transparency");
650	QAction *transparencyOn = mTransparency->addAction("On");
651	QAction *transparencyOff = mTransparency->addAction("Off");
652	#endif
653
654	if (transparency_enabled == false) {
655	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),2);
656	} else if (transparency_enabled == true) {
657	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),1);
658	} else {
659	mSpecial->clear();
660	}
661
662
663	#if QT_VERSION < 0x040000
664	QPopupMenu *mAntialiasing = new QPopupMenu(mSpecial);
665	mSpecial->insertItem("Antialiasing",mAntialiasing);
666
667	#if QT_VERSION < 0x030200
668	QAction *antialiasingOn = new QAction("&On","&On",CTRL+Key_O,mAntialiasing,0,true);
669	QAction *antialiasingOff = new QAction("&Off","&Off",CTRL+Key_F,mAntialiasing,0,true);
670	#else
671	QAction *antialiasingOn = new QAction("&On",CTRL+Key_O,mAntialiasing);
672	QAction *antialiasingOff = new QAction("&Off",CTRL+Key_F,mAntialiasing);
673	antialiasingOn->setToggleAction(true);
674	antialiasingOff->setToggleAction(true);
675	#endif
676	antialiasingOn->addTo(mAntialiasing);
677	antialiasingOff->addTo(mAntialiasing);
678
679	#else
680	QMenu *mAntialiasing = mSpecial->addMenu("Antialiasing");
681	QAction *antialiasingOn = mAntialiasing->addAction("On");
682	QAction *antialiasingOff = mAntialiasing->addAction("Off");
683	#endif
684
685	if (antialiasing_enabled == false) {
686	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),2);
687	} else if (antialiasing_enabled == true) {
688	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),1);
689	} else {
690	mAntialiasing->clear();
691	}
692
693	#if QT_VERSION < 0x040000
694	QPopupMenu *mHaloing = new QPopupMenu(mSpecial);
695	mSpecial->insertItem("Haloing",mHaloing);
696
697	#if QT_VERSION < 0x030200
698	QAction *haloingOn = new QAction("&On","&On",CTRL+Key_O,mHaloing,0,true);
699	QAction *haloingOff = new QAction("&Off","&Off",CTRL+Key_F,mHaloing,0,true);
700	#else
701	QAction *haloingOn = new QAction("&On",CTRL+Key_O,mHaloing);
702	QAction *haloingOff = new QAction("&Off",CTRL+Key_F,mHaloing);
703	haloingOn->setToggleAction(true);
704	haloingOff->setToggleAction(true);
705	#endif
706	haloingOn->addTo(mHaloing);
707	haloingOff->addTo(mHaloing);
708	#else
709	QMenu *mHaloing = mSpecial->addMenu("Haloing");
710	QAction *haloingOn = mHaloing->addAction("On");
711	QAction *haloingOff = mHaloing->addAction("Off");
712	#endif
713	if (haloing_enabled == false) {
714	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),2);
715	} else if (haloing_enabled == true) {
716	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),1);
717	} else {
718	mHaloing->clear();
719	}
720
721	#if QT_VERSION < 0x040000
722	QPopupMenu *mAux = new QPopupMenu(mSpecial);
723	mSpecial->insertItem("Auxiliairy edges",mAux);
724
725	#if QT_VERSION < 0x030200
726	QAction *auxOn = new QAction("&On","&On",CTRL+Key_O,mAux,0,true);
727	QAction *auxOff = new QAction("&Off","&Off",CTRL+Key_F,mAux,0,true);
728	#else
729	QAction *auxOn = new QAction("&On",CTRL+Key_O,mAux);
730	QAction *auxOff = new QAction("&Off",CTRL+Key_F,mAux);
731	auxOn->setToggleAction(true);
732	auxOff->setToggleAction(true);
733	#endif
734	auxOn->addTo(mAux);
735	auxOff->addTo(mAux);
736
737	#else
738	QMenu *mAux = mSpecial->addMenu("Auxiliary edges");
739	QAction *auxOn = mAux->addAction("On");
740	QAction *auxOff = mAux->addAction("Off");
741	#endif
742	if (!fVP.IsAuxEdgeVisible()) {
743	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),1);
744	} else {
745	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),2);
746	}
747
748
749
750	#if QT_VERSION < 0x040000
751	QPopupMenu *mFullScreen = new QPopupMenu(mSpecial);
752	mSpecial->insertItem("Full screen",mFullScreen);
753
754	#if QT_VERSION < 0x030200
755	fFullScreenOn = new QAction("&On","&On",CTRL+Key_O,mFullScreen,0,true);
756	fFullScreenOff = new QAction("&Off","&Off",CTRL+Key_F,mFullScreen,0,true);
757	#else
758	fFullScreenOn = new QAction("&On",CTRL+Key_O,mFullScreen);
759	fFullScreenOff = new QAction("&Off",CTRL+Key_F,mFullScreen);
760	fFullScreenOn->setToggleAction(true);
761	fFullScreenOff->setToggleAction(true);
762	#endif
763	fFullScreenOn->addTo(mFullScreen);
764	fFullScreenOff->addTo(mFullScreen);
765	#else
766	QMenu *mFullScreen = mSpecial->addMenu("&Full screen");
767	fFullScreenOn = mFullScreen->addAction("On");
768	fFullScreenOff = mFullScreen->addAction("Off");
769	#endif
770	createRadioAction(fFullScreenOn,fFullScreenOff,SLOT(toggleFullScreen(bool)),2);
771
772	}
773
774
775	void G4OpenGLQtViewer::G4manageContextMenuEvent(QContextMenuEvent *e)
776	{
777	if (!GLWindow) {
778	G4cerr << "Visualization window not defined, please choose one before" << G4endl;
779	} else {
780
781	if (!fContextMenu)
782	createPopupMenu();
783
784	// launch menu
785	if ( fContextMenu ) {
786	fContextMenu->exec( e->globalPos() );
787	// delete fContextMenu;
788	}
789	}
790	e->accept();
791	}
792
793
794	/**
795	Create a radio button menu. The two menu will be connected. When click on one,
796	eatch state will be invert and callback method will be called.
797	@param action1 first action to connect
798	@param action2 second action to connect
799	@param method callback method
800	@param nCheck: 1 : first action will be set true. 2 : second action will be set true
801	*/
802	#if QT_VERSION < 0x040000
803	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
804
805	if (action1->parent()->inherits("QPopupMenu")){
806	((QPopupMenu*)action1->parent())->setCheckable(true);
807	((QPopupMenu*)action2->parent())->setCheckable(true);
808	}
809	action1->setOn(false);
810	action2->setOn(false);
811
812	if (nCheck ==1)
813	action1->setOn(true);
814	else
815	action2->setOn(true);
816
817	//FIXME : Should not work on Qt3
818	QObject ::connect(action1, SIGNAL(activated()),action2, SLOT(toggle()));
819	QObject ::connect(action2, SIGNAL(activated()),action1, SLOT(toggle()));
820
821	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
822	}
823
824	#else
825	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
826
827	action1->setCheckable(true);
828	action2->setCheckable(true);
829
830	if (nCheck ==1)
831	action1->setChecked (true);
832	else
833	action2->setChecked (true);
834
835	QObject ::connect(action1, SIGNAL(triggered(bool)),action2, SLOT(toggle()));
836	QObject ::connect(action2, SIGNAL(triggered(bool)),action1, SLOT(toggle()));
837
838	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
839
840	}
841	#endif
842
843	/**
844	Slot activate when mouseAction->rotate menu is set
845	*/
846	void G4OpenGLQtViewer::actionMouseRotate() {
847	emit toggleMouseAction(STYLE1);
848	}
849
850
851	/**
852	Slot activate when mouseAction->rotate menu is set
853	*/
854	void G4OpenGLQtViewer::actionMouseMove() {
855	emit toggleMouseAction(STYLE2);
856	}
857
858
859	/**
860	Slot activate when mouseAction->zoom menu is set
861	*/
862	void G4OpenGLQtViewer::actionMousePick() {
863	emit toggleMouseAction(STYLE3);
864	}
865
866
867	/**
868	Slot activate when drawing->wireframe menu is set
869	*/
870	void G4OpenGLQtViewer::actionDrawingWireframe() {
871	emit toggleDrawingAction(1);
872	}
873
874	/**
875	Slot activate when drawing->line removal menu is set
876	*/
877	void G4OpenGLQtViewer::actionDrawingLineRemoval() {
878	emit toggleDrawingAction(2);
879	}
880
881	/**
882	Slot activate when drawing->surface removal menu is set
883	*/
884	void G4OpenGLQtViewer::actionDrawingSurfaceRemoval() {
885	emit toggleDrawingAction(3);
886	}
887
888	/**
889	Slot activate when drawing->wireframe menu is set
890	*/
891	void G4OpenGLQtViewer::actionDrawingLineSurfaceRemoval() {
892	emit toggleDrawingAction(4);
893	}
894
895
896	/**
897	Slot activated when mouse action is toggle
898	@param aAction : STYLE1, STYLE2, STYLE3
899	*/
900	void G4OpenGLQtViewer::toggleMouseAction(mouseActions aAction) {
901
902	if ((aAction == STYLE1) \|\| //initialize all
903	(aAction == STYLE2) \|\|
904	(aAction == STYLE3)) {
905	#if QT_VERSION < 0x040000
906	fRotateAction->setOn (false);
907	fMoveAction->setOn (false);
908	fPickAction->setOn (false);
909	#else
910	fRotateAction->setChecked (false);
911	fMoveAction->setChecked (false);
912	fPickAction->setChecked (false);
913	#endif
914	fVP.SetPicking(false);
915	fMouseAction = aAction;
916	}
917	// rotate
918	if (aAction == STYLE1) { // rotate
919	showShortcuts();
920	#if QT_VERSION < 0x040000
921	fRotateAction->setOn (true);
922	#else
923	fRotateAction->setChecked (true);
924	#endif
925	} else if (aAction == STYLE2) { //move
926	#if QT_VERSION < 0x040000
927	fMoveAction->setOn (true);
928	#else
929	fMoveAction->setChecked (true);
930	#endif
931	} else if (aAction == STYLE3) { //pick
932	#if QT_VERSION < 0x040000
933	fPickAction->setOn (true);
934	#else
935	fPickAction->setChecked (true);
936	#endif
937	fVP.SetPicking(true);
938	}
939	}
940
941	/**
942	Show shortcuts for this mouse action
943	*/
944	void G4OpenGLQtViewer::showShortcuts() {
945	if (fMouseAction == STYLE1) { // rotate
946	G4cout << "Click and move mouse to rotate volume " << G4endl;
947	G4cout << "Press left/right arrows to move volume left/right" << G4endl;
948	G4cout << "Press up/down arrows to move volume up/down" << G4endl;
949	G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
950	G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
951	G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
952	G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
953	G4cout << "In video mode : " << G4endl;
954	G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
955	G4cout << " Press RETURN to Stop video recording " << G4endl;
956	} else if (fMouseAction == STYLE2) { //move
957	G4cout << "Move camera point of view with mouse" << G4endl;
958	G4cout << "Press left/right arrows to move volume left/right" << G4endl;
959	G4cout << "Press up/down arrows to move volume up/down" << G4endl;
960	G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
961	G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
962	G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
963	G4cout << "Press +/- to zoom into volume" << G4endl;
964	G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
965	G4cout << "In video mode : " << G4endl;
966	G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
967	G4cout << " Press RETURN to Stop video recording " << G4endl;
968	} else if (fMouseAction == STYLE3) { //pick
969	G4cout << "Click and pick " << G4endl;
970	} else {
971	G4cout << "Move camera point of view with mouse" << G4endl;
972	G4cout << "Press left/right arrows to move volume left/right" << G4endl;
973	G4cout << "Press up/down arrows to move volume up/down" << G4endl;
974	G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
975	G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
976	G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
977	G4cout << "Press +/- to zoom into volume" << G4endl;
978	G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
979	G4cout << "In video mode : " << G4endl;
980	G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
981	G4cout << " Press RETURN to Stop video recording " << G4endl;
982	}
983
984	}
985
986
987
988	/**
989	Slot activated when drawing menu is toggle
990	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
991	KernelVisitDecision () will be call and will set the fNeedKernelVisit
992	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
993	It will cause a redraw of the view
994	@param aAction : 1 wireframe, 2 line removal, 3 surface removal, 4 line & surface removal
995	@see G4OpenGLStoredQtViewer::DrawView
996	@see G4XXXStoredViewer::CompareForKernelVisit
997	*/
998	void G4OpenGLQtViewer::toggleDrawingAction(int aAction) {
999
1000	G4ViewParameters::DrawingStyle d_style = G4ViewParameters::wireframe;
1001
1002
1003	// initialize
1004	if ((aAction >0) && (aAction <5)) {
1005	#if QT_VERSION < 0x040000
1006	fDrawingWireframe->setOn(false);
1007	fDrawingLineRemoval->setOn(false);
1008	fDrawingSurfaceRemoval->setOn(false);
1009	fDrawingLineSurfaceRemoval->setOn(false);
1010	#else
1011	fDrawingWireframe->setChecked (false);
1012	fDrawingLineRemoval->setChecked (false);
1013	fDrawingSurfaceRemoval->setChecked (false);
1014	fDrawingLineSurfaceRemoval->setChecked (false);
1015	#endif
1016	}
1017	if (aAction ==1) {
1018	#if QT_VERSION < 0x040000
1019	fDrawingWireframe->setOn(true);
1020	#else
1021	fDrawingWireframe->setChecked (true);
1022	#endif
1023
1024	d_style = G4ViewParameters::wireframe;
1025
1026	} else if (aAction ==2) {
1027	#if QT_VERSION < 0x040000
1028	fDrawingLineRemoval->setOn(true);
1029	#else
1030	fDrawingLineRemoval->setChecked (true);
1031	#endif
1032
1033	d_style = G4ViewParameters::hlr;
1034
1035	} else if (aAction ==3) {
1036	#if QT_VERSION < 0x040000
1037	fDrawingSurfaceRemoval->setOn(true);
1038	#else
1039	fDrawingSurfaceRemoval->setChecked (true);
1040	#endif
1041
1042	d_style = G4ViewParameters::hsr;
1043
1044	} else if (aAction ==4) {
1045	#if QT_VERSION < 0x040000
1046	fDrawingLineSurfaceRemoval->setOn(true);
1047	#else
1048	fDrawingLineSurfaceRemoval->setChecked (true);
1049	#endif
1050	d_style = G4ViewParameters::hlhsr;
1051	}
1052	fVP.SetDrawingStyle(d_style);
1053
1054	updateQWidget();
1055	}
1056
1057
1058	/**
1059	SLOT Activate by a click on the representation menu
1060	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1061	KernelVisitDecision () will be call and will set the fNeedKernelVisit
1062	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1063	It will cause a redraw of the view
1064	@param check : 1 polyhedron, 0 nurbs
1065	@see G4OpenGLStoredQtViewer::DrawView
1066	@see G4XXXStoredViewer::CompareForKernelVisit
1067	*/
1068	void G4OpenGLQtViewer::toggleRepresentation(bool check) {
1069
1070	G4ViewParameters::RepStyle style;
1071	if (check == 1) {
1072	style = G4ViewParameters::polyhedron;
1073	} else {
1074	style = G4ViewParameters::nurbs;
1075	}
1076	fVP.SetRepStyle (style);
1077
1078	updateQWidget();
1079	}
1080
1081	/**
1082	SLOT Activate by a click on the projection menu
1083	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1084	KernelVisitDecision () will be call and will set the fNeedKernelVisit
1085	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1086	It will cause a redraw of the view
1087	@param check : 1 orthographic, 2 perspective
1088	@see G4OpenGLStoredQtViewer::DrawView
1089	@see G4XXXStoredViewer::CompareForKernelVisit
1090	*/
1091	void G4OpenGLQtViewer::toggleProjection(bool check) {
1092
1093	if (check == 1) {
1094	fVP.SetFieldHalfAngle (0);
1095	} else {
1096
1097	// look for the default parameter hidden in G4UIcommand parameters
1098	G4UImanager* UI = G4UImanager::GetUIpointer();
1099	if(UI==NULL)
1100	return;
1101	G4UIcommandTree * treeTop = UI->GetTree();
1102
1103	// find command
1104	G4UIcommand* command = treeTop->FindPath("/vis/viewer/set/projection");
1105	if (!command)
1106	return;
1107
1108	// find param
1109	G4UIparameter * angleParam = NULL;
1110	for(G4int i=0; i<command->GetParameterEntries(); i++)
1111	{
1112	if( command->GetParameter(i)->GetParameterName() == "field-half-angle" ) {
1113	angleParam = command->GetParameter(i);
1114	}
1115	}
1116	if (!angleParam)
1117	return;
1118
1119	// find unit
1120	G4UIparameter * unitParam = NULL;
1121	for(G4int i=0; i<command->GetParameterEntries(); i++)
1122	{
1123	if( command->GetParameter(i)->GetParameterName() == "unit" ) {
1124	unitParam = command->GetParameter(i);
1125	}
1126	}
1127	if (!unitParam)
1128	return;
1129
1130	G4double defaultValue = command->ConvertToDouble(angleParam->GetDefaultValue())
1131	* G4UnitDefinition::GetValueOf(unitParam->GetDefaultValue());
1132	if (defaultValue > 89.5 \|\| defaultValue <= 0.0) {
1133	G4cerr << "Field half angle should be 0 < angle <= 89.5 degrees. Check your default Field half angle parameter";
1134	} else {
1135	G4cout << "Perspective view has been set to default value. Field half angle="<<angleParam->GetDefaultValue() <<" " << G4endl;
1136	fVP.SetFieldHalfAngle (defaultValue);
1137	SetView ();
1138	}
1139	}
1140	updateQWidget();
1141	}
1142
1143
1144	/**
1145	SLOT Activate by a click on the background menu
1146	@param check : 1 white, 0 black
1147	*/
1148	void G4OpenGLQtViewer::toggleBackground(bool check) {
1149
1150	// //I need to revisit the kernel if the background colour changes and
1151	// //hidden line removal is enabled, because hlr drawing utilises the
1152	// //background colour in its drawing...
1153	// // (Note added by JA 13/9/2005) Background now handled in view
1154	// // parameters. A kernel visit is triggered on change of background.
1155	if (check == 1) {
1156	((G4ViewParameters&)this->GetViewParameters()).
1157	SetBackgroundColour(G4Colour(1.,1.,1.)); // White
1158	} else {
1159	((G4ViewParameters&)this->GetViewParameters()).
1160	SetBackgroundColour(G4Colour(0.,0.,0.)); // Black
1161	}
1162	updateQWidget();
1163	}
1164
1165	/**
1166	SLOT Activate by a click on the transparency menu
1167	@param check : 1 , 0
1168	*/
1169	void G4OpenGLQtViewer::toggleTransparency(bool check) {
1170
1171	if (check) {
1172	transparency_enabled = false;
1173	} else {
1174	transparency_enabled = true;
1175	}
1176	SetNeedKernelVisit (true);
1177	updateQWidget();
1178	}
1179
1180	/**
1181	SLOT Activate by a click on the antialiasing menu
1182	@param check : 1 , 0
1183	*/
1184	void G4OpenGLQtViewer::toggleAntialiasing(bool check) {
1185
1186	if (!check) {
1187	antialiasing_enabled = false;
1188	glDisable (GL_LINE_SMOOTH);
1189	glDisable (GL_POLYGON_SMOOTH);
1190	} else {
1191	antialiasing_enabled = true;
1192	glEnable (GL_LINE_SMOOTH);
1193	glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
1194	glEnable (GL_POLYGON_SMOOTH);
1195	glHint (GL_POLYGON_SMOOTH_HINT, GL_NICEST);
1196	}
1197
1198	updateQWidget();
1199	}
1200
1201	/**
1202	SLOT Activate by a click on the haloing menu
1203	@param check : 1 , 0
1204	*/
1205	//FIXME : I SEE NOTHING...
1206	void G4OpenGLQtViewer::toggleHaloing(bool check) {
1207	if (check) {
1208	haloing_enabled = false;
1209	} else {
1210	haloing_enabled = true;
1211	}
1212
1213	updateQWidget();
1214
1215	}
1216
1217	/**
1218	SLOT Activate by a click on the auxiliaire edges menu
1219	@param check : 1 , 0
1220	*/
1221	void G4OpenGLQtViewer::toggleAux(bool check) {
1222	if (check) {
1223	fVP.SetAuxEdgeVisible(false);
1224	} else {
1225	fVP.SetAuxEdgeVisible(true);
1226	}
1227	SetNeedKernelVisit (true);
1228	updateQWidget();
1229
1230	}
1231
1232	/**
1233	SLOT Activate by a click on the full screen menu
1234	*/
1235	void G4OpenGLQtViewer::toggleFullScreen(bool check) {
1236	if (check != GLWindow->isFullScreen()) { //toggle
1237	#if QT_VERSION >= 0x030200
1238	GLWindow->setWindowState(GLWindow->windowState() ^ Qt::WindowFullScreen);
1239	#else
1240	G4cerr << "This version of Qt could not do fullScreen. Resizing the widget is the only solution available." << G4endl;
1241	#endif
1242	}
1243	}
1244
1245
1246	void G4OpenGLQtViewer::savePPMToTemp() {
1247	if (fMovieTempFolderPath == "") {
1248	return;
1249	}
1250	QString fileName ="Test"+QString::number(fRecordFrameNumber)+".ppm";
1251	QString filePath =fMovieTempFolderPath+fileName;
1252
1253	QImage image;
1254	image = fWindow->grabFrameBuffer();
1255	bool res = false;
1256
1257	#if QT_VERSION < 0x040000
1258	res = image.save(filePath,"PPM");
1259	#else
1260	res = image.save(filePath,0);
1261	#endif
1262	if (res == false) {
1263	resetRecording();
1264	setRecordingInfos("Can't save tmp file "+filePath);
1265	return;
1266	}
1267
1268	setRecordingInfos("File "+fileName+" saved");
1269	fRecordFrameNumber++;
1270	}
1271
1272
1273
1274	void G4OpenGLQtViewer::actionSaveImage() {
1275	QString filters;
1276	#if QT_VERSION < 0x040000
1277	QStrList listFormat=QImageIO::outputFormats();
1278	char *tmp=listFormat.first();
1279	while (tmp!=0) {
1280	filters += QString(tmp) + ";;";
1281	tmp=listFormat.next();
1282	}
1283	#else
1284	QList<QByteArray> formats = QImageWriter::supportedImageFormats ();
1285	for (int i = 0; i < formats.size(); ++i) {
1286	filters +=formats.at(i) + ";;";
1287	}
1288	#endif
1289	filters += "eps;;";
1290	filters += "ps;;";
1291	filters += "pdf";
1292	QString* selectedFormat = new QString();
1293	#if QT_VERSION < 0x040000
1294	fPrintFilename = QFileDialog::getSaveFileName ( ".",
1295	filters,
1296	GLWindow,
1297	"Save file dialog",
1298	tr("Save as ..."),
1299	selectedFormat ).ascii();
1300	#else
1301	fPrintFilename = QFileDialog::getSaveFileName ( GLWindow,
1302	tr("Save as ..."),
1303	".",
1304	filters,
1305	selectedFormat ).toStdString().c_str();
1306	#endif
1307	// bmp jpg jpeg png ppm xbm xpm
1308	if (fPrintFilename.empty()) {
1309	return;
1310	}
1311	#if QT_VERSION < 0x040000
1312	fPrintFilename += "." + selectedFormat->ascii();
1313	QString format = selectedFormat->lower();
1314	#else
1315	fPrintFilename += "." + selectedFormat->toStdString();
1316	QString format = selectedFormat->toLower();
1317	#endif
1318	G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(GLWindow,format,fWindow->height(),fWindow->width());
1319	if( exportDialog->exec()) {
1320
1321	QImage image;
1322	bool res = false;
1323	if ((exportDialog->getWidth() !=fWindow->width()) \|\|
1324	(exportDialog->getHeight() !=fWindow->height())) {
1325	fPrintSizeX = exportDialog->getWidth();
1326	fPrintSizeY = exportDialog->getHeight();
1327	if ((format != QString("eps")) && (format != QString("ps"))) {
1328	G4cerr << "Export->Change Size : This function is not implemented, to export in another size, please resize your frame to what you need" << G4endl;
1329
1330	// rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
1331	// QGLWidget* glResized = fWindow;
1332
1333	// FIXME :
1334	// L.Garnier : I've try to implement change size function, but the problem is
1335	// the renderPixmap function call the QGLWidget to resize and it doesn't draw
1336	// the content of this widget... It only draw the background.
1337
1338	// fWindow->renderPixmap (exportDialog->getWidth()2,exportDialog->getHeight()2,true );
1339
1340	// QPixmap pixmap = fWindow->renderPixmap ();
1341
1342	// image = pixmap->toImage();
1343	// glResized->resize(exportDialog->getWidth()2,exportDialog->getHeight()2);
1344	// image = glResized->grabFrameBuffer();
1345	}
1346	} else {
1347	image = fWindow->grabFrameBuffer();
1348	}
1349	if (format == QString("eps")) {
1350	fVectoredPs = exportDialog->getVectorEPS();
1351	printEPS();
1352	} else if (format == "ps") {
1353	fVectoredPs = true;
1354	printEPS();
1355	} else if (format == "pdf") {
1356
1357	res = printPDF(fPrintFilename,exportDialog->getNbColor(),image);
1358
1359	} else if ((format == "tif") \|\|
1360	(format == "tiff") \|\|
1361	(format == "jpg") \|\|
1362	(format == "jpeg") \|\|
1363	(format == "png") \|\|
1364	(format == "pbm") \|\|
1365	(format == "pgm") \|\|
1366	(format == "ppm") \|\|
1367	(format == "bmp") \|\|
1368	(format == "xbm") \|\|
1369	(format == "xpm")) {
1370	#if QT_VERSION < 0x040000
1371	res = image.save(QString(fPrintFilename.c_str()),selectedFormat->ascii(),exportDialog->getSliderValue());
1372	#else
1373	res = image.save(QString(fPrintFilename.c_str()),0,exportDialog->getSliderValue());
1374	#endif
1375	} else {
1376	G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
1377	}
1378	if ((format == QString("eps")) && (format == QString("ps"))) {
1379	if (res == false) {
1380	G4cerr << "Error while saving file... "<<fPrintFilename.c_str()<< G4endl;
1381	} else {
1382	G4cout << "File "<<fPrintFilename.c_str()<<" has been saved " << G4endl;
1383	}
1384	}
1385
1386	} else { // cancel selected
1387	return;
1388	}
1389
1390	}
1391
1392
1393	void G4OpenGLQtViewer::actionMovieParameters() {
1394	showMovieParametersDialog();
1395	}
1396
1397
1398	void G4OpenGLQtViewer::showMovieParametersDialog() {
1399	if (!fMovieParametersDialog) {
1400	fMovieParametersDialog= new G4OpenGLQtMovieDialog(this,GLWindow);
1401	displayRecordingStatus();
1402	fMovieParametersDialog->checkEncoderSwParameters();
1403	fMovieParametersDialog->checkSaveFileNameParameters();
1404	fMovieParametersDialog->checkTempFolderParameters();
1405	if (getEncoderPath() == "") {
1406	setRecordingInfos("mpeg_encode is needed to encode in video format. It is available here: http://bmrc.berkeley.edu/frame/research/mpeg/");
1407	}
1408	}
1409	fMovieParametersDialog->show();
1410	}
1411
1412
1413	/*
1414	// http://www.google.com/codesearch?hl=en&q=+jpg+Qt+quality+QDialog+show:FZkUoth8oiw:TONpW2mR-_c:tyTfrKMO-xI&sa=N&cd=2&ct=rc&cs_p=http://soft.proindependent.com/src/qtiplot-0.8.9.zip&cs_f=qtiplot-0.8.9/qtiplot/src/application.cpp#a0
1415
1416	void Graph::exportToSVG(const QString& fname)
1417	{
1418	// enable workaround for Qt3 misalignments
1419	QwtPainter::setSVGMode(true);
1420	QPicture picture;
1421	QPainter p(&picture);
1422	d_plot->print(&p, d_plot->rect());
1423	p.end();
1424
1425	picture.save(fname, "svg");
1426	}
1427	*/
1428
1429
1430
1431	void G4OpenGLQtViewer::FinishView()
1432	{
1433	glFlush ();
1434	fWindow->swapBuffers ();
1435	}
1436
1437	/**
1438	Save the current mouse press point
1439	@param p mouse click point
1440	*/
1441	void G4OpenGLQtViewer::G4MousePressEvent(QMouseEvent *event)
1442	{
1443	#if QT_VERSION < 0x040000
1444	if ((event->button() & Qt::LeftButton)
1445	&& !((event->state() & Qt::ShiftButton)
1446	\|\| (event->state() & Qt::ControlButton)
1447	\|\| (event->state() & Qt::AltButton)
1448	\|\| (event->state() & Qt::MetaButton))) {
1449	#else
1450	if ((event->buttons() & Qt::LeftButton)
1451	&& !((event->modifiers() & Qt::ShiftModifier)
1452	\|\| (event->modifiers() & Qt::ControlModifier)
1453	\|\| (event->modifiers() & Qt::AltModifier)
1454	\|\| (event->modifiers() & Qt::MetaModifier))) {
1455	#endif
1456	fWindow->setMouseTracking(true);
1457	fAutoMove = false; // stop automove
1458	fLastPos1 = event->pos();
1459	fLastPos2 = fLastPos1;
1460	fLastPos3 = fLastPos2;
1461	fLastEventTime->start();
1462	if (fMouseAction == STYLE3){ // pick
1463	Pick(event->pos().x(),event->pos().y());
1464	}
1465	}
1466	}
1467
1468	/**
1469	*/
1470	void G4OpenGLQtViewer::G4MouseReleaseEvent()
1471	{
1472	fSpinningDelay = fLastEventTime->elapsed();
1473	QPoint delta = (fLastPos3-fLastPos1);
1474	if ((delta.x() == 0) && (delta.y() == 0)) {
1475	return;
1476	}
1477	if (fSpinningDelay < fLaunchSpinDelay ) {
1478	fAutoMove = true;
1479	QTime lastMoveTime;
1480	lastMoveTime.start();
1481	// try to addapt speed move/rotate looking to drawing speed
1482	int cycles = 4;
1483	while (fAutoMove) {
1484	// if ( lastMoveTime.elapsed() > (fSpinningDelay / (cycles/2))) {
1485	if (fMouseAction == STYLE1) { // rotate
1486	rotateQtScene(((float)delta.x())/cycles,((float)delta.y())/cycles);
1487	} else if (fMouseAction == STYLE2) { // move
1488	moveScene(-((float)delta.x())/cycles,-((float)delta.y())/cycles,0,true);
1489	}
1490	lastMoveTime.start();
1491	cycles = 1 ;
1492	((QApplication*)G4Qt::getInstance ())->processEvents();
1493	cycles ++ ;
1494	}
1495	}
1496	fWindow->setMouseTracking(false);
1497
1498	}
1499
1500
1501	void G4OpenGLQtViewer::G4MouseDoubleClickEvent()
1502	{
1503	fWindow->setMouseTracking(true);
1504	}
1505
1506
1507	/**
1508	@param pos_x mouse x position
1509	@param pos_y mouse y position
1510	@param mButtons mouse button active
1511	@param mAutoMove true: apply this move till another evnt came, false :one time move
1512	*/
1513
1514	void G4OpenGLQtViewer::G4MouseMoveEvent(QMouseEvent *event)
1515	{
1516
1517	#if QT_VERSION < 0x040000
1518	Qt::ButtonState mButtons = event->state();
1519	#else
1520	Qt::MouseButtons mButtons = event->buttons();
1521	#endif
1522
1523	if (fAutoMove) {
1524	return;
1525	}
1526
1527	fLastPos3 = fLastPos2;
1528	fLastPos2 = fLastPos1;
1529	fLastPos1 = QPoint(event->x(), event->y());
1530
1531	int deltaX = fLastPos2.x()-fLastPos1.x();
1532	int deltaY = fLastPos2.y()-fLastPos1.y();
1533
1534	if (fMouseAction == STYLE1) { // rotate
1535	if (mButtons & Qt::LeftButton) {
1536	rotateQtScene(deltaX,deltaY);
1537	}
1538	} else if (fMouseAction == STYLE2) { // move
1539	if (mButtons & Qt::LeftButton) {
1540	moveScene(-deltaX,-deltaY,0,true);
1541	}
1542	}
1543
1544	fLastEventTime->start();
1545	}
1546
1547
1548	/**
1549	Move the scene of dx, dy, dz values.
1550	@param dx delta mouse x position
1551	@param dy delta mouse y position
1552	@param mouseMove : true if even comes from a mouse move, false if even comes from key action
1553	*/
1554
1555	void G4OpenGLQtViewer::moveScene(float dx,float dy, float dz,bool mouseMove)
1556	{
1557	if (fHoldMoveEvent)
1558	return;
1559	fHoldMoveEvent = true;
1560
1561	G4double coefTrans = 0;
1562	GLdouble coefDepth = 0;
1563	if(mouseMove) {
1564	coefTrans = ((G4double)getSceneNearWidth())/((G4double)fWinSize_x);
1565	if (fWinSize_y <fWinSize_x) {
1566	coefTrans = ((G4double)getSceneNearWidth())/((G4double)fWinSize_y);
1567	}
1568	} else {
1569	coefTrans = getSceneNearWidth()*fDeltaSceneTranslation;
1570	coefDepth = getSceneDepth()*fDeltaDepth;
1571	}
1572	fVP.IncrementPan(-dxcoefTrans,dycoefTrans,dz*coefDepth);
1573	emit moveX(-dx*coefTrans);
1574	emit moveY(dy*coefTrans);
1575	emit moveZ(dz*coefTrans);
1576
1577	updateQWidget();
1578	if (fAutoMove)
1579	((QApplication*)G4Qt::getInstance ())->processEvents();
1580
1581	fHoldMoveEvent = false;
1582	}
1583
1584
1585	/**
1586	@param dx delta mouse x position
1587	@param dy delta mouse y position
1588	*/
1589
1590	void G4OpenGLQtViewer::rotateQtScene(float dx, float dy)
1591	{
1592	if (fHoldRotateEvent)
1593	return;
1594	fHoldRotateEvent = true;
1595
1596	if( dx != 0) {
1597	rotateScene(dx,0,fDeltaRotation);
1598	emit rotateTheta(dx);
1599	}
1600	if( dy != 0) {
1601	rotateScene(0,dy,fDeltaRotation);
1602	emit rotatePhi(dy);
1603	}
1604	updateQWidget();
1605
1606	fHoldRotateEvent = false;
1607	}
1608
1609	/**
1610	@param dx delta mouse x position
1611	@param dy delta mouse y position
1612	*/
1613
1614	void G4OpenGLQtViewer::rotateQtCamera(float dx, float dy)
1615	{
1616	if (fHoldRotateEvent)
1617	return;
1618	fHoldRotateEvent = true;
1619
1620	rotateScene(dx,dy,fDeltaRotation);
1621	emit rotateTheta(dx);
1622	emit rotatePhi(dy);
1623	updateQWidget();
1624
1625	fHoldRotateEvent = false;
1626	}
1627
1628
1629
1630
1631	/** This is the benning of a rescale function. It does nothing for the moment
1632	@param aWidth : new width
1633	@param aHeight : new height
1634	*/
1635	void G4OpenGLQtViewer::rescaleImage(
1636	int /* aWidth */
1637	,int /* aHeight */
1638	){
1639	// GLfloat* feedback_buffer;
1640	// GLint returned;
1641	// FILE* file;
1642
1643	// feedback_buffer = new GLfloat[size];
1644	// glFeedbackBuffer (size, GL_3D_COLOR, feedback_buffer);
1645	// glRenderMode (GL_FEEDBACK);
1646
1647	// DrawView();
1648	// returned = glRenderMode (GL_RENDER);
1649
1650	}
1651
1652
1653
1654	/**
1655	Generate Postscript or PDF form image
1656	@param aFilename : name of file
1657	@param aInColor : numbers of colors : 1->BW 2->RGB
1658	@param aImage : Image to print
1659	*/
1660	bool G4OpenGLQtViewer::printPDF (
1661	const std::string aFilename
1662	,int aInColor
1663	,QImage aImage
1664	)
1665	{
1666
1667	#if QT_VERSION < 0x040000
1668	#ifdef Q_WS_MAC \|\| Q_WS_X11
1669	QPrinter printer;
1670	// printer.setPageSize(pageSize);
1671	if (aInColor == 1) {
1672	printer.setColorMode(QPrinter::GrayScale);
1673	} else {
1674	printer.setColorMode(QPrinter::Color);
1675	}
1676
1677	/* FIXME : I don't know which format it will save...
1678	if (aFilename.endsWith(".ps")) {
1679	printer.setOutputFormat(QPrinter::PostScriptFormat);
1680	} else {
1681	printer.setOutputFormat(QPrinter::PdfFormat);
1682	}
1683	*/
1684	printer.setOutputFileName(aFilename);
1685	// printer.setFullPage ( true);
1686	QPainter paint(&printer);
1687	paint.drawImage (0,0,aImage );
1688	paint.end();
1689	#else
1690	G4cerr << "This fonction is only supported on Mac OsX or X11 with Qt3. Full platform supported with Qt4" << G4endl;
1691	#endif
1692	#else
1693	QPrinter printer;
1694	// printer.setPageSize(pageSize);
1695
1696	// FIXME : L. Garnier 4/12/07
1697	// This is not working, it does nothing. Image is staying in color mode
1698	// So I have desactivate the B/W button in GUI
1699	if ((!aImage.isGrayscale ()) &&(aInColor ==1 )) {
1700	#if QT_VERSION < 0x040000
1701	aImage = aImage.convertDepth(1,Qt::MonoOnly);
1702	#else
1703	aImage = aImage.convertToFormat ( aImage.format(), Qt::MonoOnly);
1704	#endif
1705	}
1706
1707
1708	if (aFilename.substr(aFilename.size()-3) == ".ps") {
1709	#if QT_VERSION > 0x040200
1710	printer.setOutputFormat(QPrinter::PostScriptFormat);
1711	#endif
1712	} else {
1713	#if QT_VERSION > 0x040100
1714	printer.setOutputFormat(QPrinter::PdfFormat);
1715	#endif
1716	}
1717	#if QT_VERSION > 0x040100
1718	printer.setOutputFileName(QString(aFilename.c_str()));
1719	#endif
1720	// printer.setFullPage ( true);
1721	QPainter paint(&printer);
1722	paint.drawImage (0,0,aImage);
1723	paint.end();
1724	#endif
1725	return true;
1726	}
1727
1728
1729	void G4OpenGLQtViewer::G4wheelEvent (QWheelEvent * event)
1730	{
1731	fVP.SetZoomFactor(fVP.GetZoomFactor()+(fVP.GetZoomFactor()*(event->delta())/1200));
1732	updateQWidget();
1733	}
1734
1735
1736	void G4OpenGLQtViewer::G4keyPressEvent (QKeyEvent * event)
1737	{
1738	if (fHoldKeyEvent)
1739	return;
1740
1741	fHoldKeyEvent = true;
1742
1743	#if QT_VERSION < 0x040000
1744	if ((event->key() == Qt::Key_Down) && (event->state() & Qt::AltButton )) { // go backward
1745	#else
1746	if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::AltModifier )) { // go backward
1747	#endif
1748
1749	moveScene(0,0,1,false);
1750	}
1751	#if QT_VERSION < 0x040000
1752	else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::AltButton)) { // go forward
1753	#else
1754	else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::AltModifier)) { // go forward
1755	#endif
1756	moveScene(0,0,-1,false);
1757	}
1758	#if QT_VERSION < 0x040000
1759	if ((event->key() == Qt::Key_Down) && (event->state() & Qt::ShiftButton)) { // rotate phi
1760	#else
1761	if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1762	#endif
1763	rotateQtCamera(0,-1);
1764	}
1765	#if QT_VERSION < 0x040000
1766	else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::ShiftButton)) { // rotate phi
1767	#else
1768	else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1769	#endif
1770	rotateQtCamera(0,1);
1771	}
1772	#if QT_VERSION < 0x040000
1773	if ((event->key() == Qt::Key_Left) && (event->state() & Qt::ShiftButton)) { // rotate theta
1774	#else
1775	if ((event->key() == Qt::Key_Left) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
1776	#endif
1777	rotateQtCamera(1,0);
1778	}
1779	#if QT_VERSION < 0x040000
1780	else if ((event->key() == Qt::Key_Right) && (event->state() & Qt::ShiftButton)) { // rotate theta
1781	#else
1782	else if ((event->key() == Qt::Key_Right) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
1783	#endif
1784	rotateQtCamera(-1,0);
1785	}
1786
1787	#if QT_VERSION < 0x040000
1788	if ((event->state() & Qt::AltButton)) {
1789	#else
1790	if ((event->modifiers() & Qt::AltModifier)) {
1791	#endif
1792	if (event->key() == Qt::Key_Plus) {
1793	fDeltaRotation = fDeltaRotation/0.7;
1794	}
1795	else if (event->key() == Qt::Key_Minus) {
1796	fDeltaRotation = fDeltaRotation*0.7;
1797	}
1798	} else {
1799	if (event->key() == Qt::Key_Plus) {
1800	fVP.SetZoomFactor(fVP.GetZoomFactor()*(1+fDeltaZoom));
1801	updateQWidget();
1802	}
1803	else if (event->key() == Qt::Key_Minus) {
1804	fVP.SetZoomFactor(fVP.GetZoomFactor()*(1-fDeltaZoom));
1805	updateQWidget();
1806	}
1807	}
1808
1809
1810	if (event->key() == Qt::Key_Escape) { // escaped from full screen
1811	#if QT_VERSION >= 0x030200
1812	toggleFullScreen(false);
1813	#endif
1814	}
1815	// several case here : If return is pressed, in every case -> display the movie parameters dialog
1816	// If one parameter is wrong -> put it in red (only save filenam could be wrong..)
1817	// If encoder not found-> does nothing.Only display a message in status box
1818	// If all ok-> generate parameter file
1819	// If ok -> put encoder button enabled
1820
1821	if ((event->key() == Qt::Key_Return) \|\| (event->key() == Qt::Key_Enter)){ // end of video
1822	stopVideo();
1823	}
1824	if (event->key() == Qt::Key_Space){ // start/pause of video
1825	startPauseVideo();
1826	}
1827
1828	// with no modifiers
1829	#if QT_VERSION < 0x040000
1830	if (event->state() == Qt::NoButton) {
1831	#else
1832	if ((event->modifiers() == Qt::NoModifier) \|\| (event->modifiers() == Qt::KeypadModifier )) {
1833	#endif
1834	if (event->key() == Qt::Key_Down) { // go down
1835	moveScene(0,1,0,false);
1836	}
1837	else if (event->key() == Qt::Key_Up) { // go up
1838	moveScene(0,-1,0,false);
1839	}
1840	if (event->key() == Qt::Key_Left) { // go left
1841	moveScene(-1,0,0,false);
1842	}
1843	else if (event->key() == Qt::Key_Right) { // go right
1844	moveScene(1,0,0,false);
1845	}
1846	}
1847	fHoldKeyEvent = false;
1848	}
1849
1850
1851	/** Stop the video. Check all parameters and enable encoder button if all is ok.
1852	*/
1853	void G4OpenGLQtViewer::stopVideo() {
1854
1855	// if encoder parameter is wrong, display parameters dialog and return
1856	if (!fMovieParametersDialog) {
1857	showMovieParametersDialog();
1858	}
1859	setRecordingStatus(STOP);
1860
1861	if (fRecordFrameNumber >0) {
1862	// check parameters if they were modified (Re APPLY them...)
1863	if (!(fMovieParametersDialog->checkEncoderSwParameters())) {
1864	setRecordingStatus(BAD_ENCODER);
1865	} else if (!(fMovieParametersDialog->checkSaveFileNameParameters())) {
1866	setRecordingStatus(BAD_OUTPUT);
1867	}
1868	} else {
1869	resetRecording();
1870	setRecordingInfos("No frame to encode.");
1871	}
1872	}
1873
1874	/** Stop the video. Check all parameters and enable encoder button if all is ok.
1875	*/
1876	void G4OpenGLQtViewer::saveVideo() {
1877
1878	// if encoder parameter is wrong, display parameters dialog and return
1879	if (!fMovieParametersDialog) {
1880	showMovieParametersDialog();
1881	}
1882
1883	fMovieParametersDialog->checkEncoderSwParameters();
1884	fMovieParametersDialog->checkSaveFileNameParameters();
1885
1886	if (fRecordingStep == STOP) {
1887	setRecordingStatus(SAVE);
1888	generateMpegEncoderParameters();
1889	encodeVideo();
1890	}
1891	}
1892
1893
1894	/** Start/Pause the video..
1895	*/
1896	void G4OpenGLQtViewer::startPauseVideo() {
1897
1898	// first time, if temp parameter is wrong, display parameters dialog and return
1899
1900	if (( fRecordingStep == WAIT)) {
1901	if ( fRecordFrameNumber == 0) {
1902	if (getTempFolderPath() == "") { // BAD_OUTPUT
1903	showMovieParametersDialog();
1904	setRecordingInfos("You should specified the temp folder in order to make movie");
1905	return;
1906	} else {
1907	// remove temp folder if it was create
1908	QString tmp = removeTempFolder();
1909	if (tmp !="") {
1910	setRecordingInfos(tmp);
1911	return;
1912	}
1913	tmp = createTempFolder();
1914	if (tmp != "") {
1915	setRecordingInfos("Can't create temp folder."+tmp);
1916	return;
1917	}
1918	}
1919	}
1920	}
1921	if ((fRecordingStep == WAIT)) {
1922	setRecordingStatus(START);
1923	} else if (fRecordingStep == START) {
1924	setRecordingStatus(PAUSE);
1925	} else if (fRecordingStep == PAUSE) {
1926	setRecordingStatus(CONTINUE);
1927	} else if (fRecordingStep == CONTINUE) {
1928	setRecordingStatus(PAUSE);
1929	}
1930	}
1931
1932	void G4OpenGLQtViewer::setRecordingStatus(RECORDING_STEP step) {
1933
1934	fRecordingStep = step;
1935	displayRecordingStatus();
1936	}
1937
1938
1939	void G4OpenGLQtViewer::displayRecordingStatus() {
1940
1941	QString txtStatus = "";
1942	if (fRecordingStep == WAIT) {
1943	txtStatus = "Waiting to start...";
1944	fRecordFrameNumber = 0; // reset the frame number
1945	} else if (fRecordingStep == START) {
1946	txtStatus = "Start Recording...";
1947	} else if (fRecordingStep == PAUSE) {
1948	txtStatus = "Pause Recording...";
1949	} else if (fRecordingStep == CONTINUE) {
1950	txtStatus = "Continue Recording...";
1951	} else if (fRecordingStep == STOP) {
1952	txtStatus = "Stop Recording...";
1953	} else if (fRecordingStep == READY_TO_ENCODE) {
1954	txtStatus = "Ready to Encode...";
1955	} else if (fRecordingStep == ENCODING) {
1956	txtStatus = "Encoding...";
1957	} else if (fRecordingStep == FAILED) {
1958	txtStatus = "Failed to encode...";
1959	} else if ((fRecordingStep == BAD_ENCODER)
1960	\|\| (fRecordingStep == BAD_OUTPUT)
1961	\|\| (fRecordingStep == BAD_TMP)) {
1962	txtStatus = "Correct above errors first";
1963	} else if (fRecordingStep == SUCCESS) {
1964	txtStatus = "File encoded successfully";
1965	} else {
1966	}
1967
1968	if (fMovieParametersDialog) {
1969	fMovieParametersDialog->setRecordingStatus(txtStatus);
1970	} else {
1971	#if QT_VERSION < 0x040000
1972	G4cout << txtStatus.ascii() << G4endl;
1973	#else
1974	G4cout << txtStatus.toStdString().c_str() << G4endl;
1975	#endif
1976	}
1977	setRecordingInfos("");
1978	}
1979
1980
1981	void G4OpenGLQtViewer::setRecordingInfos(QString txt) {
1982	if (fMovieParametersDialog) {
1983	fMovieParametersDialog->setRecordingInfos(txt);
1984	} else {
1985	#if QT_VERSION < 0x040000
1986	G4cout << txt.ascii() << G4endl;
1987	#else
1988	G4cout << txt.toStdString().c_str() << G4endl;
1989	#endif
1990	}
1991	}
1992
1993	/** Init the movie parameters. Temp dir and encoder path
1994	*/
1995	void G4OpenGLQtViewer::initMovieParameters() {
1996	//init encoder
1997
1998	//look for encoderPath
1999	fProcess = new QProcess();
2000
2001	#if QT_VERSION < 0x040000
2002	QObject ::connect(fProcess,SIGNAL(processExited ()),
2003	this,SLOT(processLookForFinished()));
2004	fProcess->setCommunication(QProcess::DupStderr);
2005	fProcess->setArguments(QStringList("which mpeg_encode"));
2006	fProcess->start();
2007	#else
2008	QObject ::connect(fProcess,SIGNAL(finished ( int)),
2009	this,SLOT(processLookForFinished()));
2010	fProcess->setReadChannelMode(QProcess::MergedChannels);
2011	fProcess->start ("which mpeg_encode");
2012	#endif
2013
2014	}
2015
2016	/** @return encoder path or "" if it does not exist
2017	*/
2018	QString G4OpenGLQtViewer::getEncoderPath() {
2019	return fEncoderPath;
2020	}
2021
2022
2023	/**
2024	* set the new encoder path
2025	* @return "" if correct. The error otherwise
2026	*/
2027	QString G4OpenGLQtViewer::setEncoderPath(QString path) {
2028	if (path == "") {
2029	return "File does not exist";
2030	}
2031
2032	#if QT_VERSION < 0x040000
2033	path = QDir::cleanDirPath(path);
2034	#else
2035	path = QDir::cleanPath(path);
2036	#endif
2037	QFileInfo *f = new QFileInfo(path);
2038	if (!f->exists()) {
2039	return "File does not exist";
2040	} else if (f->isDir()) {
2041	return "This is a directory";
2042	} else if (!f->isExecutable()) {
2043	return "File exist but is not executable";
2044	} else if (!f->isFile()) {
2045	return "This is not a file";
2046	}
2047	fEncoderPath = path;
2048
2049	if ((fRecordingStep == BAD_ENCODER)) {
2050	setRecordingStatus(STOP);
2051	}
2052	return "";
2053	}
2054
2055
2056	bool G4OpenGLQtViewer::isRecording(){
2057	if ((fRecordingStep == START) \|\| (fRecordingStep == CONTINUE)) {
2058	return true;
2059	}
2060	return false;
2061	}
2062
2063	bool G4OpenGLQtViewer::isPaused(){
2064	if (fRecordingStep == PAUSE) {
2065	return true;
2066	}
2067	return false;
2068	}
2069
2070	bool G4OpenGLQtViewer::isEncoding(){
2071	if (fRecordingStep == ENCODING) {
2072	return true;
2073	}
2074	return false;
2075	}
2076
2077	bool G4OpenGLQtViewer::isWaiting(){
2078	if (fRecordingStep == WAIT) {
2079	return true;
2080	}
2081	return false;
2082	}
2083
2084	bool G4OpenGLQtViewer::isStopped(){
2085	if (fRecordingStep == STOP) {
2086	return true;
2087	}
2088	return false;
2089	}
2090
2091	bool G4OpenGLQtViewer::isFailed(){
2092	if (fRecordingStep == FAILED) {
2093	return true;
2094	}
2095	return false;
2096	}
2097
2098	bool G4OpenGLQtViewer::isSuccess(){
2099	if (fRecordingStep == SUCCESS) {
2100	return true;
2101	}
2102	return false;
2103	}
2104
2105	bool G4OpenGLQtViewer::isBadEncoder(){
2106	if (fRecordingStep == BAD_ENCODER) {
2107	return true;
2108	}
2109	return false;
2110	}
2111	bool G4OpenGLQtViewer::isBadTmp(){
2112	if (fRecordingStep == BAD_TMP) {
2113	return true;
2114	}
2115	return false;
2116	}
2117	bool G4OpenGLQtViewer::isBadOutput(){
2118	if (fRecordingStep == BAD_OUTPUT) {
2119	return true;
2120	}
2121	return false;
2122	}
2123
2124	void G4OpenGLQtViewer::setBadEncoder(){
2125	fRecordingStep = BAD_ENCODER;
2126	displayRecordingStatus();
2127	}
2128	void G4OpenGLQtViewer::setBadTmp(){
2129	fRecordingStep = BAD_TMP;
2130	displayRecordingStatus();
2131	}
2132	void G4OpenGLQtViewer::setBadOutput(){
2133	fRecordingStep = BAD_OUTPUT;
2134	displayRecordingStatus();
2135	}
2136
2137	void G4OpenGLQtViewer::setWaiting(){
2138	fRecordingStep = WAIT;
2139	displayRecordingStatus();
2140	}
2141
2142
2143	bool G4OpenGLQtViewer::isReadyToEncode(){
2144	if (fRecordingStep == READY_TO_ENCODE) {
2145	return true;
2146	}
2147	return false;
2148	}
2149
2150	void G4OpenGLQtViewer::resetRecording() {
2151	setRecordingStatus(WAIT);
2152	}
2153
2154	/**
2155	* set the temp folder path
2156	* @return "" if correct. The error otherwise
2157	*/
2158	QString G4OpenGLQtViewer::setTempFolderPath(QString path) {
2159
2160	if (path == "") {
2161	return "Path does not exist";
2162	}
2163	#if QT_VERSION < 0x040000
2164	path = QDir::cleanDirPath(path);
2165	#else
2166	path = QDir::cleanPath(path);
2167	#endif
2168	QFileInfo *d = new QFileInfo(path);
2169	if (!d->exists()) {
2170	return "Path does not exist";
2171	} else if (!d->isDir()) {
2172	return "This is not a directory";
2173	} else if (!d->isReadable()) {
2174	return path +" is read protected";
2175	} else if (!d->isWritable()) {
2176	return path +" is write protected";
2177	}
2178
2179	if ((fRecordingStep == BAD_TMP)) {
2180	setRecordingStatus(WAIT);
2181	}
2182	fTempFolderPath = path;
2183	return "";
2184	}
2185
2186	/** @return the temp folder path or "" if it does not exist
2187	*/
2188	QString G4OpenGLQtViewer::getTempFolderPath() {
2189	return fTempFolderPath;
2190	}
2191
2192	/**
2193	* set the save file name path
2194	* @return "" if correct. The error otherwise
2195	*/
2196	QString G4OpenGLQtViewer::setSaveFileName(QString path) {
2197
2198	if (path == "") {
2199	return "Path does not exist";
2200	}
2201
2202	QFileInfo *file = new QFileInfo(path);
2203	QDir dir = file->dir();
2204	#if QT_VERSION < 0x040000
2205	path = QDir::cleanDirPath(path);
2206	#else
2207	path = QDir::cleanPath(path);
2208	#endif
2209	if (file->exists()) {
2210	return "File already exist, please choose a new one";
2211	} else if (!dir.exists()) {
2212	return "Dir does not exist";
2213	} else if (!dir.isReadable()) {
2214	return path +" is read protected";
2215	}
2216
2217	if ((fRecordingStep == BAD_OUTPUT)) {
2218	setRecordingStatus(STOP);
2219	}
2220	fSaveFileName = path;
2221	return "";
2222	}
2223
2224	/** @return the save file path
2225	*/
2226	QString G4OpenGLQtViewer::getSaveFileName() {
2227	return fSaveFileName ;
2228	}
2229
2230	/** Create a Qt_temp folder in the temp folder given
2231	* The temp folder will be like this /tmp/QtMovie_12-02-2008_12_12_58/
2232	* @return "" if success. Error message if not.
2233	*/
2234	QString G4OpenGLQtViewer::createTempFolder() {
2235	fMovieTempFolderPath = "";
2236	//check
2237	QString tmp = setTempFolderPath(fTempFolderPath);
2238	if (tmp != "") {
2239	return tmp;
2240	}
2241	#if QT_VERSION < 0x040000
2242	QString sep = QChar(QDir::separator());
2243	#else
2244	QString sep = QString(QDir::separator());
2245	#endif
2246	QString path = sep+"QtMovie_"+QDateTime::currentDateTime ().toString("dd-MM-yyyy_hh-mm-ss")+sep;
2247	#if QT_VERSION < 0x040000
2248	QDir *d = new QDir(QDir::cleanDirPath(fTempFolderPath));
2249	#else
2250	QDir *d = new QDir(QDir::cleanPath(fTempFolderPath));
2251	#endif
2252	// check if it is already present
2253	if (d->exists(path)) {
2254	return "Folder "+path+" already exists.Please remove it first";
2255	}
2256	if (d->mkdir(fTempFolderPath+path)) {
2257	fMovieTempFolderPath = fTempFolderPath+path;
2258	return "";
2259	} else {
2260	return "Can't create "+fTempFolderPath+path;
2261	}
2262	return "-";
2263	}
2264
2265	/** Remove the Qt_temp folder in the temp folder
2266	*/
2267	QString G4OpenGLQtViewer::removeTempFolder() {
2268	// remove files in Qt_temp folder
2269	if (fMovieTempFolderPath == "") {
2270	return "";
2271	}
2272	#if QT_VERSION < 0x040000
2273	QDir *d = new QDir(QDir::cleanDirPath(fMovieTempFolderPath));
2274	#else
2275	QDir *d = new QDir(QDir::cleanPath(fMovieTempFolderPath));
2276	#endif
2277	if (!d->exists()) {
2278	return ""; // already remove
2279	}
2280
2281	d->setFilter( QDir::Files );
2282	QStringList subDirList = d->entryList();
2283	int res = true;
2284	QString error = "";
2285	for (QStringList::ConstIterator it = subDirList.begin() ;(it != subDirList.end()) ; it++) {
2286	const QString currentFile = *it;
2287	if (!d->remove(currentFile)) {
2288	res = false;
2289	QString file = fMovieTempFolderPath+currentFile;
2290	error +="Removing file failed : "+file;
2291	} else {
2292	}
2293	}
2294	if (res) {
2295	if (d->rmdir(fMovieTempFolderPath)) {
2296	fMovieTempFolderPath = "";
2297	return "";
2298	} else {
2299	return "Dir "+fMovieTempFolderPath+" should be empty, but could not remove it";
2300	}
2301
2302	}
2303	return "Could not remove "+fMovieTempFolderPath+" because of the following errors :"+error;
2304	}
2305
2306
2307
2308	bool G4OpenGLQtViewer::hasPendingEvents () {
2309	return ((QApplication*)G4Qt::getInstance ())->hasPendingEvents ();
2310	}
2311
2312	bool G4OpenGLQtViewer::generateMpegEncoderParameters () {
2313
2314	// save the parameter file
2315	FILE* fp;
2316	#if QT_VERSION < 0x040000
2317	fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).ascii(), "w");
2318	#else
2319	fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).toStdString().c_str(), "w");
2320	#endif
2321
2322	if (fp == NULL) {
2323	setRecordingInfos("Generation of parameter file failed");
2324	return false;
2325	}
2326
2327	fprintf (fp,"# parameter file template with lots of comments to assist you\n");
2328	fprintf (fp,"#\n");
2329	fprintf (fp,"# you can use this as a template, copying it to a separate file then modifying\n");
2330	fprintf (fp,"# the copy\n");
2331	fprintf (fp,"#\n");
2332	fprintf (fp,"#\n");
2333	fprintf (fp,"# any line beginning with '#' is a comment\n");
2334	fprintf (fp,"#\n");
2335	fprintf (fp,"# no line should be longer than 255 characters\n");
2336	fprintf (fp,"#\n");
2337	fprintf (fp,"#\n");
2338	fprintf (fp,"# general format of each line is:\n");
2339	fprintf (fp,"# \n");
2340	fprintf (fp,"#\n");
2341	fprintf (fp,"# lines can generally be in any order\n");
2342	fprintf (fp,"#\n");
2343	fprintf (fp,"# an exception is the option 'INPUT' which must be followed by input\n");
2344	fprintf (fp,"# files in the order in which they must appear, followed by 'END_INPUT'\n");
2345	fprintf (fp,"#\n");
2346	fprintf (fp,"# Also, if you use the `command` method of generating input file names,\n");
2347	fprintf (fp,"# the command will only be executed in the INPUT_DIR if INPUT_DIR preceeds\n");
2348	fprintf (fp,"# the INPUT parameter.\n");
2349	fprintf (fp,"#\n");
2350	fprintf (fp,"# MUST be in UPPER CASE\n");
2351	fprintf (fp,"#\n");
2352	fprintf (fp,"\n");
2353	fprintf (fp,"# Pattern affects speed, quality and compression. See the User's Guide\n");
2354	fprintf (fp,"# for more info.\n");
2355	fprintf (fp,"\n");
2356	fprintf (fp,"PATTERN IBBPBBPBBPBBPBBP\n");
2357	#if QT_VERSION < 0x040000
2358	fprintf (fp,"OUTPUT %s\n",getSaveFileName().ascii());
2359	#else
2360	fprintf (fp,"OUTPUT %s\n",getSaveFileName().toStdString().c_str());
2361	#endif
2362	fprintf (fp,"\n");
2363	fprintf (fp,"# mpeg_encode really only accepts 3 different file formats, but using a\n");
2364	fprintf (fp,"# conversion statement it can effectively handle ANY file format\n");
2365	fprintf (fp,"#\n");
2366	fprintf (fp,"# You must specify the type of the input files. The choices are:\n");
2367	fprintf (fp,"# YUV, PPM, JMOVIE, Y, JPEG, PNM\n");
2368	fprintf (fp,"# (must be upper case)\n");
2369	fprintf (fp,"#\n");
2370	fprintf (fp,"BASE_FILE_FORMAT PPM\n");
2371	fprintf (fp,"\n");
2372	fprintf (fp,"#\n");
2373	fprintf (fp,"# if YUV format (or using parallel version), must provide width and height\n");
2374	fprintf (fp,"# YUV_SIZE widthxheight\n");
2375	fprintf (fp,"# this option is ignored if BASE_FILE_FORMAT is not YUV and you're running\n");
2376	fprintf (fp,"# on just one machine\n");
2377	fprintf (fp,"#\n");
2378	fprintf (fp,"YUV_SIZE 352x240\n");
2379	fprintf (fp,"\n");
2380	fprintf (fp,"# If you are using YUV, there are different supported file formats.\n");
2381	fprintf (fp,"# EYUV or UCB are the same as previous versions of this encoder.\n");
2382	fprintf (fp,"# (All the Y's, then U's then V's, in 4:2:0 subsampling.)\n");
2383	fprintf (fp,"# Other formats, such as Abekas, Phillips, or a general format are\n");
2384	fprintf (fp,"# permissible, the general format is a string of Y's, U's, and V's\n");
2385	fprintf (fp,"# to specify the file order.\n");
2386	fprintf (fp,"\n");
2387	fprintf (fp,"INPUT_FORMAT UCB\n");
2388	fprintf (fp,"\n");
2389	fprintf (fp,"# the conversion statement\n");
2390	fprintf (fp,"#\n");
2391	fprintf (fp,"# Each occurrence of '*' will be replaced by the input file\n");
2392	fprintf (fp,"#\n");
2393	fprintf (fp,"# e.g., if you have a bunch of GIF files, then this might be:\n");
2394	fprintf (fp,"# INPUT_CONVERT giftoppm *\n");
2395	fprintf (fp,"#\n");
2396	fprintf (fp,"# e.g., if you have a bunch of files like a.Y a.U a.V, etc., then:\n");
2397	fprintf (fp,"# INPUT_CONVERT cat .Y .U *.V\n");
2398	fprintf (fp,"#\n");
2399	fprintf (fp,"# e.g., if you are grabbing from laser disc you might have something like\n");
2400	fprintf (fp,"# INPUT_CONVERT goto frame *; grabppm\n");
2401	fprintf (fp,"# 'INPUT_CONVERT *' means the files are already in the base file format\n");
2402	fprintf (fp,"#\n");
2403	fprintf (fp,"INPUT_CONVERT * \n");
2404	fprintf (fp,"\n");
2405	fprintf (fp,"# number of frames in a GOP.\n");
2406	fprintf (fp,"#\n");
2407	fprintf (fp,"# since each GOP must have at least one I-frame, the encoder will find the\n");
2408	fprintf (fp,"# the first I-frame after GOP_SIZE frames to start the next GOP\n");
2409	fprintf (fp,"#\n");
2410	fprintf (fp,"# later, will add more flexible GOP signalling\n");
2411	fprintf (fp,"#\n");
2412	fprintf (fp,"GOP_SIZE 16\n");
2413	fprintf (fp,"\n");
2414	fprintf (fp,"# number of slices in a frame\n");
2415	fprintf (fp,"#\n");
2416	fprintf (fp,"# 1 is a good number. another possibility is the number of macroblock rows\n");
2417	fprintf (fp,"# (which is the height divided by 16)\n");
2418	fprintf (fp,"#\n");
2419	fprintf (fp,"SLICES_PER_FRAME 1\n");
2420	fprintf (fp,"\n");
2421	fprintf (fp,"# directory to get all input files from (makes this file easier to read)\n");
2422	#if QT_VERSION < 0x040000
2423	fprintf (fp,"INPUT_DIR %s\n",fMovieTempFolderPath.ascii());
2424	#else
2425	fprintf (fp,"INPUT_DIR %s\n",fMovieTempFolderPath.toStdString().c_str());
2426	#endif
2427	fprintf (fp,"\n");
2428	fprintf (fp,"# There are a bunch of ways to specify the input files.\n");
2429	fprintf (fp,"# from a simple one-per-line listing, to the following \n");
2430	fprintf (fp,"# way of numbering them. See the manual for more information.\n");
2431	fprintf (fp,"INPUT\n");
2432	fprintf (fp,"# '*' is replaced by the numbers 01, 02, 03, 04\n");
2433	fprintf (fp,"# if I instead do [01-11], it would be 01, 02, ..., 09, 10, 11\n");
2434	fprintf (fp,"# if I instead do [1-11], it would be 1, 2, 3, ..., 9, 10, 11\n");
2435	fprintf (fp,"# if I instead do [1-11+3], it would be 1, 4, 7, 10\n");
2436	fprintf (fp,"# the program assumes none of your input files has a name ending in ']'\n");
2437	fprintf (fp,"# if you do, too bad!!!\n");
2438	fprintf (fp,"#\n");
2439	fprintf (fp,"#\n");
2440	fprintf (fp,"Test*.ppm [0-%d]\n",fRecordFrameNumber-1);
2441	fprintf (fp,"# can have more files here if you want...there is no limit on the number\n");
2442	fprintf (fp,"# of files\n");
2443	fprintf (fp,"END_INPUT\n");
2444	fprintf (fp,"\n");
2445	fprintf (fp,"\n");
2446	fprintf (fp,"\n");
2447	fprintf (fp,"# Many of the remaining options have to do with the motion search and qscale\n");
2448	fprintf (fp,"\n");
2449	fprintf (fp,"# FULL or HALF -- must be upper case\n");
2450	fprintf (fp,"# Should be FULL for computer generated images\n");
2451	fprintf (fp,"PIXEL FULL\n");
2452	fprintf (fp,"\n");
2453	fprintf (fp,"# means +/- this many pixels for both P and B frame searches\n");
2454	fprintf (fp,"# specify two numbers if you wish to serc different ranges in the two.\n");
2455	fprintf (fp,"RANGE 10\n");
2456	fprintf (fp,"\n");
2457	fprintf (fp,"# The two search algorithm parameters below mostly affect speed,\n");
2458	fprintf (fp,"# with some affect on compression and almost none on quality.\n");
2459	fprintf (fp,"\n");
2460	fprintf (fp,"# this must be one of {EXHAUSTIVE, SUBSAMPLE, LOGARITHMIC}\n");
2461	fprintf (fp,"PSEARCH_ALG LOGARITHMIC\n");
2462	fprintf (fp,"\n");
2463	fprintf (fp,"# this must be one of {SIMPLE, CROSS2, EXHAUSTIVE}\n");
2464	fprintf (fp,"#\n");
2465	fprintf (fp,"# note that EXHAUSTIVE is really, really, really slow\n");
2466	fprintf (fp,"#\n");
2467	fprintf (fp,"BSEARCH_ALG SIMPLE\n");
2468	fprintf (fp,"\n");
2469	fprintf (fp,"#\n");
2470	fprintf (fp,"# these specify the q-scale for I, P, and B frames\n");
2471	fprintf (fp,"# (values must be between 1 and 31)\n");
2472	fprintf (fp,"# These are the Qscale values for the entire frame in variable bit-rate\n");
2473	fprintf (fp,"# mode, and starting points (but not important) for constant bit rate\n");
2474	fprintf (fp,"#\n");
2475	fprintf (fp,"\n");
2476	fprintf (fp,"# Qscale (Quantization scale) affects quality and compression,\n");
2477	fprintf (fp,"# but has very little effect on speed.\n");
2478	fprintf (fp,"\n");
2479	fprintf (fp,"IQSCALE 4\n");
2480	fprintf (fp,"PQSCALE 5\n");
2481	fprintf (fp,"BQSCALE 12\n");
2482	fprintf (fp,"\n");
2483	fprintf (fp,"# this must be ORIGINAL or DECODED\n");
2484	fprintf (fp,"REFERENCE_FRAME ORIGINAL\n");
2485	fprintf (fp,"\n");
2486	fprintf (fp,"# for parallel parameters see parallel.param in the exmaples subdirectory\n");
2487	fprintf (fp,"\n");
2488	fprintf (fp,"# if you want constant bit-rate mode, specify it as follows (number is bits/sec):\n");
2489	fprintf (fp,"#BIT_RATE 1000000\n");
2490	fprintf (fp,"\n");
2491	fprintf (fp,"# To specify the buffer size (327680 is default, measused in bits, for 16bit words)\n");
2492	fprintf (fp,"BUFFER_SIZE 327680\n");
2493	fprintf (fp,"\n");
2494	fprintf (fp,"# The frame rate is the number of frames/second (legal values:\n");
2495	fprintf (fp,"# 23.976, 24, 25, 29.97, 30, 50 ,59.94, 60\n");
2496	fprintf (fp,"FRAME_RATE 30\n");
2497	fprintf (fp,"\n");
2498	fprintf (fp,"# There are many more options, see the users manual for examples....\n");
2499	fprintf (fp,"# ASPECT_RATIO, USER_DATA, GAMMA, IQTABLE, etc.\n");
2500	fprintf (fp,"\n");
2501	fprintf (fp,"\n");
2502	fclose (fp);
2503
2504	setRecordingInfos("Parameter file "+fParameterFileName+" generated in "+fMovieTempFolderPath);
2505	setRecordingStatus(READY_TO_ENCODE);
2506	return true;
2507	}
2508
2509	void G4OpenGLQtViewer::encodeVideo()
2510	{
2511	if ((getEncoderPath() != "") && (getSaveFileName() != "")) {
2512	setRecordingStatus(ENCODING);
2513
2514	#if QT_VERSION < 0x040000
2515	QStringList args = QStringList(fEncoderPath);
2516	args.push_back(fMovieTempFolderPath+fParameterFileName);
2517	fProcess = new QProcess(args);
2518	QObject ::connect(fProcess,SIGNAL(processExited ()),
2519	this,SLOT(processEncodeFinished()));
2520	QObject ::connect(fProcess,SIGNAL(readyReadStdout ()),
2521	this,SLOT(processEncodeStdout()));
2522	fProcess->setCommunication(QProcess::DupStderr);
2523	fProcess->launch("");
2524	#else
2525	fProcess = new QProcess();
2526	#if QT_VERSION > 0x040100
2527	QObject ::connect(fProcess,SIGNAL(finished ( int,QProcess::ExitStatus)),
2528	this,SLOT(processEncodeFinished()));
2529	QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2530	this,SLOT(processEncodeStdout()));
2531	#else
2532	QObject ::connect(fProcess,SIGNAL(finished ( int)),
2533	this,SLOT(processEncodeFinished()));
2534	QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2535	this,SLOT(processEncodeStdout()));
2536	#endif
2537	fProcess->setReadChannelMode(QProcess::MergedChannels);
2538	fProcess->start (fEncoderPath, QStringList(fMovieTempFolderPath+fParameterFileName));
2539	#endif
2540	}
2541	}
2542
2543
2544	// FIXME : does not work on Qt3
2545	void G4OpenGLQtViewer::processEncodeStdout()
2546	{
2547	#if QT_VERSION > 0x040000
2548	QString tmp = fProcess->readAllStandardOutput ().data();
2549	int start = tmp.lastIndexOf("ESTIMATED TIME");
2550	tmp = tmp.mid(start,tmp.indexOf("\n",start)-start);
2551	#else
2552	QString tmp = fProcess->readStdout ().data();
2553	int start = tmp.findRev("ESTIMATED TIME");
2554	tmp = tmp.mid(start,tmp.find("\n",start)-start);
2555	#endif
2556	setRecordingInfos(tmp);
2557	}
2558
2559
2560	void G4OpenGLQtViewer::processEncodeFinished()
2561	{
2562
2563	QString txt = "";
2564	txt = getProcessErrorMsg();
2565	if (txt == "") {
2566	setRecordingStatus(SUCCESS);
2567	} else {
2568	setRecordingStatus(FAILED);
2569	}
2570	// setRecordingInfos(txt+removeTempFolder());
2571	}
2572
2573
2574	void G4OpenGLQtViewer::processLookForFinished()
2575	{
2576
2577	QString txt = getProcessErrorMsg();
2578	if (txt != "") {
2579	fEncoderPath = "";
2580	} else {
2581	#if QT_VERSION > 0x040000
2582	fEncoderPath = QString(fProcess->readAllStandardOutput ().data()).trimmed();
2583	#else
2584	fEncoderPath = QString(fProcess->readStdout ().data()).simplifyWhiteSpace();
2585	#endif
2586	// if not found, return "not found"
2587	if (fEncoderPath.contains(" ")) {
2588	fEncoderPath = "";
2589	} else if (!fEncoderPath.contains("mpeg_encode")) {
2590	fEncoderPath = "";
2591	}
2592	setEncoderPath(fEncoderPath);
2593	}
2594	// init temp folder
2595	#if QT_VERSION > 0x040000
2596	setTempFolderPath(QDir::temp ().absolutePath ());
2597	#else
2598	// Let's have a try
2599	setTempFolderPath("/tmp/");
2600	#endif
2601	}
2602
2603
2604	QString G4OpenGLQtViewer::getProcessErrorMsg()
2605	{
2606	QString txt = "";
2607	#if QT_VERSION < 0x040000
2608	if (!fProcess->normalExit ()) {
2609	txt = "Exist status "+ fProcess->exitStatus ();
2610	}
2611	#else
2612	if (fProcess->exitCode() != 0) {
2613	switch (fProcess->error()) {
2614	case QProcess::FailedToStart:
2615	txt = "The process failed to start. Either the invoked program is missing, or you may have insufficient permissions to invoke the program.\n";
2616	break;
2617	case QProcess::Crashed:
2618	txt = "The process crashed some time after starting successfully.\n";
2619	break;
2620	case QProcess::Timedout:
2621	txt = "The last waitFor...() function timed out. The state of QProcess is unchanged, and you can try calling waitFor...() again.\n";
2622	break;
2623	case QProcess::WriteError:
2624	txt = "An error occurred when attempting to write to the process. For example, the process may not be running, or it may have closed its input channel.\n";
2625	break;
2626	case QProcess::ReadError:
2627	txt = "An error occurred when attempting to read from the process. For example, the process may not be running.\n";
2628	break;
2629	case QProcess::UnknownError:
2630	txt = "An unknown error occurred. This is the default return value of error().\n";
2631	break;
2632	}
2633	}
2634	#endif
2635	return txt;
2636	}
2637
2638	/*
2639
2640	void MultiLayer::exportToSVG(const QString& fname)
2641	{
2642	QPicture picture;
2643	QPainter p(&picture);
2644	for (int i=0;i<(int)graphsList->count();i++)
2645	{
2646	Graph gr=(Graph )graphsList->at(i);
2647	Plot myPlot= (Plot )gr->plotWidget();
2648
2649	QPoint pos=gr->pos();
2650
2651	int width=int(myPlot->frameGeometry().width());
2652	int height=int(myPlot->frameGeometry().height());
2653
2654	myPlot->print(&p, QRect(pos,QSize(width,height)));
2655	}
2656
2657	p.end();
2658	picture.save(fname, "svg");
2659	}
2660	*/
2661	#endif

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