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source: trunk/source/visualization/OpenGL/src/G4OpenGLQtViewer.cc@ 900

Last change on this file since 900 was 898, checked in by garnier, 17 years ago
x,y position should be ok
Property svn:mime-type set to `text/cpp`
File size: 86.0 KB

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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 1.30 2008/11/06 13:43:44 lgarnier Exp $
28	// GEANT4 tag $Name: $
29	//
30	//
31	// G4OpenGLQtViewer : Class to provide Qt specific
32	// functionality for OpenGL in GEANT4
33	//
34	// 27/06/2003 : G.Barrand : implementation (at last !).
35
36	#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
37
38	#include "G4OpenGLQtViewer.hh"
39
40	#include "G4ios.hh"
41	#include "G4VisExtent.hh"
42	#include "G4LogicalVolume.hh"
43	#include "G4VSolid.hh"
44	#include "G4Point3D.hh"
45	#include "G4Normal3D.hh"
46	#include "G4Scene.hh"
47	#include "G4OpenGLQtExportDialog.hh"
48	#include "G4OpenGLQtMovieDialog.hh"
49	#include "G4UnitsTable.hh"
50	#include "G4Qt.hh"
51	#include "G4UImanager.hh"
52	#include "G4UIcommandTree.hh"
53	#include <qlayout.h>
54	#include <qdialog.h>
55	#include <qprocess.h>
56	#include <qapplication.h>
57	#include <qdesktopwidget.h>
58
59	#if QT_VERSION >= 0x040000
60	#include <qmenu.h>
61	#include <qimagewriter.h>
62	#else
63	#include <qaction.h>
64	#include <qwidgetlist.h>
65	#include <qpopupmenu.h>
66	#include <qimage.h>
67	#endif
68
69	#include <qapplication.h>
70	#include <qmessagebox.h>
71	#include <qfiledialog.h>
72	#include <qprinter.h>
73	#include <qdatetime.h>
74	#include <qpainter.h>
75	#include <qgl.h> // include <qglwidget.h>
76	#include <qdialog.h>
77	#include <qevent.h> //include <qcontextmenuevent.h>
78
79
80	//////////////////////////////////////////////////////////////////////////////
81	/**
82	Implementation of virtual method of G4VViewer
83	*/
84	void G4OpenGLQtViewer::SetView (
85	)
86	//////////////////////////////////////////////////////////////////////////////
87	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
88	{
89	G4OpenGLViewer::SetView ();
90	}
91
92	/**
93	* Set the viewport of the scene
94	*/
95	void G4OpenGLQtViewer::setupViewport(int aWidth, int aHeight)
96	{
97	int side = aWidth;
98	if (aHeight < aWidth) side = aHeight;
99	glViewport((aWidth - side) / 2, (aHeight - side) / 2, side, side);
100
101	glMatrixMode(GL_PROJECTION);
102	glLoadIdentity();
103	glOrtho(-0.5, +0.5, +0.5, -0.5, 4.0, 15.0);
104	glMatrixMode(GL_MODELVIEW);
105	}
106
107
108
109
110
111
112	//////////////////////////////////////////////////////////////////////////////
113	void G4OpenGLQtViewer::CreateMainWindow (
114	QGLWidget* glWidget
115	,QString name
116	)
117	//////////////////////////////////////////////////////////////////////////////
118	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
119	{
120
121	if(fWindow) return; //Done.
122	#ifdef G4DEBUG
123	printf("G4OpenGLQtViewer::CreateMainWindow glWidget\n");
124	#endif
125
126	// launch Qt if not
127	G4Qt* interactorManager = G4Qt::getInstance ();
128	// G4UImanager* UI = G4UImanager::GetUIpointer();
129
130	fWindow = glWidget ;
131	// fWindow->makeCurrent();
132
133	// create window
134	if (((QApplication*)interactorManager->GetMainInteractor())) {
135	// look for the main window
136	bool found = false;
137	#if QT_VERSION < 0x040000
138	// theses lines does nothing exept this one "GLWindow = new QDialog(0..."
139	// but if I comment them, it doesn't work...
140	QWidgetList *list = QApplication::allWidgets();
141	QWidgetListIt it( *list ); // iterate over the widgets
142	QWidget * widget;
143	while ( (widget=it.current()) != 0 ) { // for each widget...
144	++it;
145	if ((found== false) && (widget->inherits("QMainWindow"))) {
146	GLWindow = new QDialog(0,0,FALSE,Qt::WStyle_Title \| Qt::WStyle_SysMenu \| Qt::WStyle_MinMax );
147	found = true;
148	}
149	}
150	delete list; // delete the list, not the widgets
151	#else
152	foreach (QWidget *widget, QApplication::allWidgets()) {
153	if ((found== false) && (widget->inherits("QMainWindow"))) {
154	GLWindow = new QDialog(0,Qt::WindowTitleHint \| Qt::WindowSystemMenuHint \| Qt::WindowMinMaxButtonsHint);
155	found = true;
156	}
157	}
158	#endif
159
160	#if QT_VERSION < 0x040000
161	glWidget->reparent(GLWindow,0,QPoint(0,0));
162	#else
163	glWidget->setParent(GLWindow);
164	#endif
165
166	if (found==false) {
167	#ifdef G4DEBUG
168	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist, but not found\n");
169	#endif
170	GLWindow = new QDialog();
171	}
172	} else {
173	#ifdef G4DEBUG
174	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
175	#endif
176	GLWindow = new QDialog();
177	}
178
179	QHBoxLayout *mainLayout = new QHBoxLayout(GLWindow);
180
181	mainLayout->addWidget(fWindow);
182
183	#if QT_VERSION < 0x040000
184	GLWindow->setCaption(name );
185	#else
186	GLWindow->setLayout(mainLayout);
187	GLWindow->setWindowTitle( name);
188	#endif
189	fWinSize_x = fVP.GetWindowSizeHintX();
190	fWinSize_y = fVP.GetWindowSizeHintY();
191
192	//useful for MACOSX, we have to compt the menuBar height
193	unsigned int offset = QApplication::desktop()->height()
194	- QApplication::desktop()->availableGeometry().height();
195
196	G4int YPos= fVP.GetWindowAbsoluteLocationHintY(QApplication::desktop()->height());
197	if (fVP.GetWindowAbsoluteLocationHintY(QApplication::desktop()->height())< offset) {
198	YPos = offset;
199	}
200	GLWindow->resize(fWinSize_x, fWinSize_y);
201	GLWindow->move(fVP.GetWindowAbsoluteLocationHintX(QApplication::desktop()->width()),YPos);
202	GLWindow->show();
203
204	if(!fWindow) return;
205	#ifdef G4DEBUG
206	printf("G4OpenGLQtViewer::CreateMainWindow glWidget END\n");
207	#endif
208
209	if (!fContextMenu)
210	createPopupMenu();
211
212	}
213
214	#if QT_VERSION >= 0x040000
215	/** Close the dialog and set the pointer to NULL
216	*/
217	// void G4OpenGLQtViewer::dialogClosed() {
218	// // GLWindow = NULL;
219	// }
220	#endif
221
222	//////////////////////////////////////////////////////////////////////////////
223	G4OpenGLQtViewer::G4OpenGLQtViewer (
224	G4OpenGLSceneHandler& scene
225	)
226	:G4VViewer (scene, -1)
227	,G4OpenGLViewer (scene)
228	,fWindow(0)
229	,fRecordFrameNumber(0)
230	,fRotationAngleX(0)
231	,fRotationAngleY(0)
232	,fDeltaRotationAngleX(0)
233	,fDeltaRotationAngleY(0)
234	,fContextMenu(0)
235	,fMouseAction(STYLE1)
236	,fDeltaRotation(1)
237	,fDeltaSceneTranslation(0.01)
238	,fDeltaDepth(0.01)
239	,fDeltaZoom(0.05)
240	,fDeltaMove(0.05)
241	,fHoldKeyEvent(false)
242	,fHoldMoveEvent(false)
243	,fHoldRotateEvent(false)
244	,fAutoMove(false)
245	,fEncoderPath("")
246	,fTempFolderPath("")
247	,fMovieTempFolderPath("")
248	,fSaveFileName("")
249	,fParameterFileName("mpeg_encode_parameter_file.par")
250	,fMovieParametersDialog(NULL)
251	,fRecordingStep(WAIT)
252	,fProcess(NULL)
253	,fLaunchSpinDelay(100)
254	{
255
256	// launch Qt if not
257	G4Qt::getInstance ();
258
259	fLastPos3 = QPoint(-1,-1);
260	fLastPos2 = QPoint(-1,-1);
261	fLastPos1 = QPoint(-1,-1);
262
263	initMovieParameters();
264
265	fLastEventTime = new QTime();
266
267	#ifdef G4DEBUG
268	printf("G4OpenGLQtViewer::G4OpenGLQtViewer END\n");
269	#endif
270	}
271
272	//////////////////////////////////////////////////////////////////////////////
273	G4OpenGLQtViewer::~G4OpenGLQtViewer (
274	)
275	//////////////////////////////////////////////////////////////////////////////
276	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
277	{
278	#if QT_VERSION < 0x040000
279	G4cout <<removeTempFolder().ascii() <<G4endl;
280	#else
281	G4cout <<removeTempFolder().toStdString().c_str() <<G4endl;
282	#endif
283	}
284
285
286	/**
287	Create a popup menu for the widget. This menu is activated by right-mouse click
288	*/
289	void G4OpenGLQtViewer::createPopupMenu() {
290
291	#if QT_VERSION < 0x040000
292	fContextMenu = new QPopupMenu( GLWindow,"All" );
293	#else
294	fContextMenu = new QMenu("All");
295	#endif
296
297	#if QT_VERSION < 0x040000
298	QPopupMenu *mMouseAction = new QPopupMenu( fContextMenu );
299	fContextMenu->insertItem("&Mouse actions",mMouseAction);
300	#if QT_VERSION < 0x030200
301	fRotateAction = new QAction("&Rotate","&Rotate",CTRL+Key_R,mMouseAction,0,true);
302	fMoveAction = new QAction("&Move","&Move",CTRL+Key_M,mMouseAction,0,true);
303	fPickAction = new QAction("&Pick","&Pick",CTRL+Key_P,mMouseAction,0,true);
304	QAction * shortcutsAction = new QAction("&Show shortcuts","&Show shortcuts",CTRL+Key_S,mMouseAction,0,true);
305	#else
306	fRotateAction = new QAction("&Rotate",CTRL+Key_R,mMouseAction);
307	fMoveAction = new QAction("&Move",CTRL+Key_M,mMouseAction);
308	fPickAction = new QAction("&Pick",CTRL+Key_P,mMouseAction);
309	QAction *shortcutsAction = new QAction("&Show shortcuts",CTRL+Key_S,mMouseAction);
310	#endif
311	fRotateAction->addTo(mMouseAction);
312	fMoveAction->addTo(mMouseAction);
313	fPickAction->addTo(mMouseAction);
314	shortcutsAction->addTo(mMouseAction);
315
316	fRotateAction->setToggleAction(true);
317	fMoveAction->setToggleAction(true);
318	fPickAction->setToggleAction(true);
319	shortcutsAction->setToggleAction(true);
320
321	fRotateAction->setOn(true);
322	fMoveAction->setOn(false);
323	fPickAction->setOn(false);
324	shortcutsAction->setOn(false);
325
326
327	QObject ::connect(fRotateAction,
328	SIGNAL(activated()),
329	this,
330	SLOT(actionMouseRotate()));
331
332	QObject ::connect(fMoveAction,
333	SIGNAL(activated()),
334	this,
335	SLOT(actionMouseMove()));
336
337	QObject ::connect(fPickAction,
338	SIGNAL(activated()),
339	this,
340	SLOT(actionMousePick()));
341
342	QObject ::connect(shortcutsAction,
343	SIGNAL(activated()),
344	this,
345	SLOT(showShortcuts()));
346
347	#else
348	QMenu *mMouseAction = fContextMenu->addMenu("&Mouse actions");
349
350	fRotateAction = mMouseAction->addAction("Rotate");
351	fMoveAction = mMouseAction->addAction("Move");
352	fPickAction = mMouseAction->addAction("Pick");
353	QAction *shortcutsAction = mMouseAction->addAction("Show shortcuts");
354
355	fRotateAction->setCheckable(true);
356	fMoveAction->setCheckable(false);
357	fPickAction->setCheckable(false);
358	shortcutsAction->setCheckable(false);
359
360	fRotateAction->setChecked(true);
361	fMoveAction->setChecked(false);
362	fPickAction->setChecked(false);
363	shortcutsAction->setChecked(false);
364
365	QObject ::connect(fRotateAction,
366	SIGNAL(triggered(bool)),
367	this,
368	SLOT(actionMouseRotate()));
369
370	QObject ::connect(fMoveAction,
371	SIGNAL(triggered(bool)),
372	this,
373	SLOT(actionMouseMove()));
374
375	QObject ::connect(fPickAction,
376	SIGNAL(triggered(bool)),
377	this,
378	SLOT(actionMousePick()));
379
380	QObject ::connect(shortcutsAction,
381	SIGNAL(triggered(bool)),
382	this,
383	SLOT(showShortcuts()));
384	#endif
385
386	#if QT_VERSION < 0x040000
387	// === Style Menu ===
388	QPopupMenu *mStyle = new QPopupMenu(fContextMenu);
389
390	QPopupMenu *mRepresentation = new QPopupMenu(fContextMenu);
391
392	QPopupMenu *mProjection = new QPopupMenu(fContextMenu);
393
394	#if QT_VERSION < 0x030200
395	QAction *polyhedron = new QAction("&Polyhedron","&Polyhedron",CTRL+Key_P,mRepresentation,0,true);
396	QAction *nurbs = new QAction("&NURBS","&NURBS",CTRL+Key_N,mRepresentation,0,true);
397
398	QAction *ortho = new QAction("&Orthographic","&Orthographic",CTRL+Key_O,mProjection,0,true);
399	QAction *perspective = new QAction("&Perspective","&Perspective",CTRL+Key_P,mProjection,0,true);
400	#else
401	QAction *polyhedron = new QAction("&Polyhedron",CTRL+Key_P,mRepresentation);
402	QAction *nurbs = new QAction("&NURBS",CTRL+Key_N,mRepresentation);
403
404	QAction *ortho = new QAction("&Orthographic",CTRL+Key_O,mProjection);
405	QAction *perspective = new QAction("&Perspective",CTRL+Key_P,mProjection);
406	polyhedron->setToggleAction(true);
407	nurbs->setToggleAction(true);
408	ortho->setToggleAction(true);
409	perspective->setToggleAction(true);
410	#endif
411	polyhedron->addTo(mRepresentation);
412	nurbs->addTo(mRepresentation);
413
414	ortho->addTo(mProjection);
415	perspective->addTo(mProjection);
416
417	mStyle->insertItem("&Representation",mRepresentation);
418	mStyle->insertItem("&Projection",mProjection);
419	fContextMenu->insertItem("&Style",mStyle);
420
421
422	#else
423	// === Style Menu ===
424	QMenu *mStyle = fContextMenu->addMenu("&Style");
425
426	QMenu *mRepresentation = mStyle->addMenu("&Representation");
427	QMenu *mProjection = mStyle->addMenu("&Projection");
428	QAction *polyhedron = mRepresentation->addAction("Polyhedron");
429	QAction *nurbs = mRepresentation->addAction("NURBS");
430
431	QAction *ortho = mProjection->addAction("Orthographic");
432	QAction *perspective = mProjection->addAction("Persepective");
433	#endif
434
435	// INIT mRepresentation
436	G4ViewParameters::RepStyle style;
437	style = fVP.GetRepStyle();
438	if (style == G4ViewParameters::polyhedron) {
439	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),1);
440	} else if (style == G4ViewParameters::nurbs) {
441	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),2);
442	} else {
443	mRepresentation->clear();
444	}
445
446	// INIT mProjection
447	if (fVP.GetFieldHalfAngle() == 0) {
448	createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),1);
449	} else {
450	createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),2);
451	}
452
453	#if QT_VERSION < 0x040000
454	// === Drawing Menu ===
455	QPopupMenu *mDrawing = new QPopupMenu(fContextMenu);
456	fContextMenu->insertItem("&Drawing",mDrawing);
457
458	#if QT_VERSION < 0x030200
459	fDrawingWireframe = new QAction("&Wireframe","&Wireframe",CTRL+Key_W,mDrawing,0,true);
460	fDrawingLineRemoval = new QAction("&Hidden line removal","&Hidden line removal",CTRL+Key_L,mDrawing,0,true);
461	fDrawingSurfaceRemoval = new QAction("&Hidden surface removal","&Hidden surface removal",CTRL+Key_S,mDrawing,0,true);
462	fDrawingLineSurfaceRemoval = new QAction("&Hidden line and surface removal","&Hidden line and surface removal",CTRL+Key_R,mDrawing,0,true);
463	#else
464	fDrawingWireframe = new QAction("&Wireframe",CTRL+Key_W,mDrawing);
465	fDrawingLineRemoval = new QAction("&Hidden line removal",CTRL+Key_L,mDrawing);
466	fDrawingSurfaceRemoval = new QAction("&Hidden surface removal",CTRL+Key_S,mDrawing);
467	fDrawingLineSurfaceRemoval = new QAction("&Hidden line and surface removal",CTRL+Key_R,mDrawing);
468	#endif
469	fDrawingWireframe->setToggleAction(true);
470	fDrawingLineRemoval->setToggleAction(true);
471	fDrawingSurfaceRemoval->setToggleAction(true);
472	fDrawingLineSurfaceRemoval->setToggleAction(true);
473
474	fDrawingWireframe->addTo(mDrawing);
475	fDrawingLineRemoval->addTo(mDrawing);
476	fDrawingSurfaceRemoval->addTo(mDrawing);
477	fDrawingLineSurfaceRemoval->addTo(mDrawing);
478
479
480	#else
481	// === Drawing Menu ===
482	QMenu *mDrawing = mStyle->addMenu("&Drawing");
483
484	fDrawingWireframe = mDrawing->addAction("Wireframe");
485	fDrawingWireframe->setCheckable(true);
486
487	fDrawingLineRemoval = mDrawing->addAction("Hidden line removal");
488	fDrawingLineRemoval->setCheckable(true);
489
490	fDrawingSurfaceRemoval = mDrawing->addAction("Hidden Surface removal");
491	fDrawingSurfaceRemoval->setCheckable(true);
492
493	fDrawingLineSurfaceRemoval = mDrawing->addAction("Hidden line and surface removal");
494	fDrawingLineSurfaceRemoval->setCheckable(true);
495	#endif
496	// INIT Drawing
497	G4ViewParameters::DrawingStyle d_style;
498	d_style = fVP.GetDrawingStyle();
499
500	#if QT_VERSION < 0x040000
501	if (d_style == G4ViewParameters::wireframe) {
502	fDrawingWireframe->setOn(true);
503	} else if (d_style == G4ViewParameters::hlr) {
504	fDrawingLineRemoval->setOn(true);
505	} else if (d_style == G4ViewParameters::hsr) {
506	fDrawingSurfaceRemoval->setOn(true);
507	} else if (d_style == G4ViewParameters::hlhsr) {
508	fDrawingLineSurfaceRemoval->setOn(true);
509	} else {
510	mDrawing->clear();
511	}
512	QObject ::connect(fDrawingWireframe,
513	SIGNAL(activated()),
514	this,
515	SLOT(actionDrawingWireframe()));
516	QObject ::connect(fDrawingLineRemoval,
517	SIGNAL(activated()),
518	this,
519	SLOT(actionDrawingLineRemoval()));
520	QObject ::connect(fDrawingSurfaceRemoval,
521	SIGNAL(activated()),
522	this,
523	SLOT(actionDrawingSurfaceRemoval()));
524	QObject ::connect(fDrawingLineSurfaceRemoval,
525	SIGNAL(activated()),
526	this,
527	SLOT(actionDrawingLineSurfaceRemoval()));
528	#else
529	if (d_style == G4ViewParameters::wireframe) {
530	fDrawingWireframe->setChecked(true);
531	} else if (d_style == G4ViewParameters::hlr) {
532	fDrawingLineRemoval->setChecked(true);
533	} else if (d_style == G4ViewParameters::hsr) {
534	fDrawingSurfaceRemoval->setChecked(true);
535	} else if (d_style == G4ViewParameters::hlhsr) {
536	fDrawingLineSurfaceRemoval->setChecked(true);
537	} else {
538	mDrawing->clear();
539	}
540	QObject ::connect(fDrawingWireframe,
541	SIGNAL(triggered(bool)),
542	this,
543	SLOT(actionDrawingWireframe()));
544	QObject ::connect(fDrawingLineRemoval,
545	SIGNAL(triggered(bool)),
546	this,
547	SLOT(actionDrawingLineRemoval()));
548	QObject ::connect(fDrawingSurfaceRemoval,
549	SIGNAL(triggered(bool)),
550	this,
551	SLOT(actionDrawingSurfaceRemoval()));
552	QObject ::connect(fDrawingLineSurfaceRemoval,
553	SIGNAL(triggered(bool)),
554	this,
555	SLOT(actionDrawingLineSurfaceRemoval()));
556	#endif
557
558
559
560	#if QT_VERSION < 0x040000
561	QPopupMenu *mBackground = new QPopupMenu(mStyle);
562	mStyle->insertItem("&Background color",mBackground);
563
564	#if QT_VERSION < 0x030200
565	QAction *white = new QAction("&White","&White",CTRL+Key_W,mBackground,0,true);
566	QAction *black = new QAction("&Black","&Black",CTRL+Key_B,mBackground,0,true);
567	#else
568	QAction *white = new QAction("&White",CTRL+Key_W,mBackground);
569	QAction *black = new QAction("&Black",CTRL+Key_B,mBackground);
570	white->setToggleAction(true);
571	black->setToggleAction(true);
572	#endif
573	white->addTo(mBackground);
574	black->addTo(mBackground);
575
576	#else
577	QMenu *mBackground = mStyle->addMenu("&Background color");
578	QAction *white = mBackground->addAction("White");
579	QAction *black = mBackground->addAction("Black");
580
581	#endif
582	if (background.GetRed() == 1. &&
583	background.GetGreen() == 1. &&
584	background.GetBlue() == 1.) {
585	createRadioAction(white,black,SLOT(toggleBackground(bool)),1);
586	} else {
587	createRadioAction(white,black,SLOT(toggleBackground(bool)),2);
588	}
589
590
591	#if QT_VERSION < 0x040000
592	// === Action Menu ===
593	QPopupMenu *mActions = new QPopupMenu(fContextMenu);
594	fContextMenu->insertItem("&Actions",mActions);
595
596	#if QT_VERSION < 0x030200
597	QAction *createEPS = new QAction("&Save as ...","&Save as ...",CTRL+Key_S,mActions,0,true);
598	#else
599	QAction *createEPS = new QAction("&Save as ...",CTRL+Key_S,mActions);
600	#endif
601	createEPS->addTo(mActions);
602	QObject ::connect(createEPS,
603	SIGNAL(activated()),
604	this,
605	SLOT(actionSaveImage()));
606
607	#else
608	// === Action Menu ===
609	QMenu *mActions = fContextMenu->addMenu("&Actions");
610	QAction *createEPS = mActions->addAction("Save as ...");
611	QObject ::connect(createEPS,
612	SIGNAL(triggered()),
613	this,
614	SLOT(actionSaveImage()));
615	#endif
616
617	#if QT_VERSION < 0x040000
618	#if QT_VERSION < 0x030200
619	QAction *movieParameters = new QAction("&Make Movie...","&Make movie ...",CTRL+Key_M,mActions,0,true);
620	#else
621	QAction *movieParameters = new QAction("&Make Movie...",CTRL+Key_M,mActions);
622	#endif
623	movieParameters->addTo(mActions);
624	QObject ::connect(movieParameters,
625	SIGNAL(activated()),
626	this,
627	SLOT(actionMovieParameters()));
628
629	#else
630	// === Action Menu ===
631	QAction *movieParameters = mActions->addAction("Movie parameters...");
632	QObject ::connect(movieParameters,
633	SIGNAL(triggered()),
634	this,
635	SLOT(actionMovieParameters()));
636	#endif
637
638
639
640
641	#if QT_VERSION < 0x040000
642	// === Special Menu ===
643	QPopupMenu *mSpecial = new QPopupMenu(fContextMenu);
644	fContextMenu->insertItem("S&pecial",mSpecial);
645
646	QPopupMenu *mTransparency = new QPopupMenu(mSpecial);
647	mSpecial->insertItem("Transparency",mTransparency);
648
649	#if QT_VERSION < 0x030200
650	QAction *transparencyOn = new QAction("&On","&On",CTRL+Key_O,mTransparency,0,true);
651	QAction *transparencyOff = new QAction("&Off","&Off",CTRL+Key_F,mTransparency,0,true);
652	#else
653	QAction *transparencyOn = new QAction("&On",CTRL+Key_O,mTransparency);
654	QAction *transparencyOff = new QAction("&Off",CTRL+Key_F,mTransparency);
655	transparencyOn->setToggleAction(true);
656	transparencyOff->setToggleAction(true);
657	#endif
658	transparencyOn->addTo(mTransparency);
659	transparencyOff->addTo(mTransparency);
660
661	#else
662	// === Special Menu ===
663	QMenu *mSpecial = fContextMenu->addMenu("S&pecial");
664	QMenu *mTransparency = mSpecial->addMenu("Transparency");
665	QAction *transparencyOn = mTransparency->addAction("On");
666	QAction *transparencyOff = mTransparency->addAction("Off");
667	#endif
668
669	if (transparency_enabled == false) {
670	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),2);
671	} else if (transparency_enabled == true) {
672	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),1);
673	} else {
674	mSpecial->clear();
675	}
676
677
678	#if QT_VERSION < 0x040000
679	QPopupMenu *mAntialiasing = new QPopupMenu(mSpecial);
680	mSpecial->insertItem("Antialiasing",mAntialiasing);
681
682	#if QT_VERSION < 0x030200
683	QAction *antialiasingOn = new QAction("&On","&On",CTRL+Key_O,mAntialiasing,0,true);
684	QAction *antialiasingOff = new QAction("&Off","&Off",CTRL+Key_F,mAntialiasing,0,true);
685	#else
686	QAction *antialiasingOn = new QAction("&On",CTRL+Key_O,mAntialiasing);
687	QAction *antialiasingOff = new QAction("&Off",CTRL+Key_F,mAntialiasing);
688	antialiasingOn->setToggleAction(true);
689	antialiasingOff->setToggleAction(true);
690	#endif
691	antialiasingOn->addTo(mAntialiasing);
692	antialiasingOff->addTo(mAntialiasing);
693
694	#else
695	QMenu *mAntialiasing = mSpecial->addMenu("Antialiasing");
696	QAction *antialiasingOn = mAntialiasing->addAction("On");
697	QAction *antialiasingOff = mAntialiasing->addAction("Off");
698	#endif
699
700	if (antialiasing_enabled == false) {
701	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),2);
702	} else if (antialiasing_enabled == true) {
703	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),1);
704	} else {
705	mAntialiasing->clear();
706	}
707
708	#if QT_VERSION < 0x040000
709	QPopupMenu *mHaloing = new QPopupMenu(mSpecial);
710	mSpecial->insertItem("Haloing",mHaloing);
711
712	#if QT_VERSION < 0x030200
713	QAction *haloingOn = new QAction("&On","&On",CTRL+Key_O,mHaloing,0,true);
714	QAction *haloingOff = new QAction("&Off","&Off",CTRL+Key_F,mHaloing,0,true);
715	#else
716	QAction *haloingOn = new QAction("&On",CTRL+Key_O,mHaloing);
717	QAction *haloingOff = new QAction("&Off",CTRL+Key_F,mHaloing);
718	haloingOn->setToggleAction(true);
719	haloingOff->setToggleAction(true);
720	#endif
721	haloingOn->addTo(mHaloing);
722	haloingOff->addTo(mHaloing);
723	#else
724	QMenu *mHaloing = mSpecial->addMenu("Haloing");
725	QAction *haloingOn = mHaloing->addAction("On");
726	QAction *haloingOff = mHaloing->addAction("Off");
727	#endif
728	if (haloing_enabled == false) {
729	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),2);
730	} else if (haloing_enabled == true) {
731	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),1);
732	} else {
733	mHaloing->clear();
734	}
735
736	#if QT_VERSION < 0x040000
737	QPopupMenu *mAux = new QPopupMenu(mSpecial);
738	mSpecial->insertItem("Auxiliairy edges",mAux);
739
740	#if QT_VERSION < 0x030200
741	QAction *auxOn = new QAction("&On","&On",CTRL+Key_O,mAux,0,true);
742	QAction *auxOff = new QAction("&Off","&Off",CTRL+Key_F,mAux,0,true);
743	#else
744	QAction *auxOn = new QAction("&On",CTRL+Key_O,mAux);
745	QAction *auxOff = new QAction("&Off",CTRL+Key_F,mAux);
746	auxOn->setToggleAction(true);
747	auxOff->setToggleAction(true);
748	#endif
749	auxOn->addTo(mAux);
750	auxOff->addTo(mAux);
751
752	#else
753	QMenu *mAux = mSpecial->addMenu("Auxiliary edges");
754	QAction *auxOn = mAux->addAction("On");
755	QAction *auxOff = mAux->addAction("Off");
756	#endif
757	if (!fVP.IsAuxEdgeVisible()) {
758	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),1);
759	} else {
760	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),2);
761	}
762
763
764
765	#if QT_VERSION < 0x040000
766	QPopupMenu *mFullScreen = new QPopupMenu(mSpecial);
767	mSpecial->insertItem("Full screen",mFullScreen);
768
769	#if QT_VERSION < 0x030200
770	fFullScreenOn = new QAction("&On","&On",CTRL+Key_O,mFullScreen,0,true);
771	fFullScreenOff = new QAction("&Off","&Off",CTRL+Key_F,mFullScreen,0,true);
772	#else
773	fFullScreenOn = new QAction("&On",CTRL+Key_O,mFullScreen);
774	fFullScreenOff = new QAction("&Off",CTRL+Key_F,mFullScreen);
775	fFullScreenOn->setToggleAction(true);
776	fFullScreenOff->setToggleAction(true);
777	#endif
778	fFullScreenOn->addTo(mFullScreen);
779	fFullScreenOff->addTo(mFullScreen);
780	#else
781	QMenu *mFullScreen = mSpecial->addMenu("&Full screen");
782	fFullScreenOn = mFullScreen->addAction("On");
783	fFullScreenOff = mFullScreen->addAction("Off");
784	#endif
785	createRadioAction(fFullScreenOn,fFullScreenOff,SLOT(toggleFullScreen(bool)),2);
786
787	}
788
789
790	void G4OpenGLQtViewer::G4resizeGL(
791	int aWidth
792	,int aHeight)
793	{
794	setupViewport(aWidth,aHeight);
795
796	if (((fWinSize_x != (unsigned int)aWidth)) \|\| (fWinSize_y != (unsigned int) aHeight)) {
797	hasToRepaint =true;
798	}
799	fWinSize_x = (unsigned int) aWidth;
800	fWinSize_y = (unsigned int) aHeight;
801	}
802
803
804	void G4OpenGLQtViewer::G4manageContextMenuEvent(QContextMenuEvent *e)
805	{
806	if (!GLWindow) {
807	G4cerr << "Visualization window not defined, please choose one before" << G4endl;
808	} else {
809
810	if (!fContextMenu)
811	createPopupMenu();
812
813	// launch menu
814	if ( fContextMenu ) {
815	fContextMenu->exec( e->globalPos() );
816	// delete fContextMenu;
817	}
818	}
819	e->accept();
820	}
821
822
823	/**
824	Create a radio button menu. The two menu will be connected. When click on one,
825	eatch state will be invert and callback method will be called.
826	@param action1 first action to connect
827	@param action2 second action to connect
828	@param method callback method
829	@param nCheck: 1 : first action will be set true. 2 : second action will be set true
830	*/
831	#if QT_VERSION < 0x040000
832	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
833
834	if (action1->parent()->inherits("QPopupMenu")){
835	((QPopupMenu*)action1->parent())->setCheckable(true);
836	((QPopupMenu*)action2->parent())->setCheckable(true);
837	}
838	action1->setOn(false);
839	action2->setOn(false);
840
841	if (nCheck ==1)
842	action1->setOn(true);
843	else
844	action2->setOn(true);
845
846	//FIXME : Should not work on Qt3
847	QObject ::connect(action1, SIGNAL(activated()),action2, SLOT(toggle()));
848	QObject ::connect(action2, SIGNAL(activated()),action1, SLOT(toggle()));
849
850	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
851	}
852
853	#else
854	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
855
856	action1->setCheckable(true);
857	action2->setCheckable(true);
858
859	if (nCheck ==1)
860	action1->setChecked (true);
861	else
862	action2->setChecked (true);
863
864	QObject ::connect(action1, SIGNAL(triggered(bool)),action2, SLOT(toggle()));
865	QObject ::connect(action2, SIGNAL(triggered(bool)),action1, SLOT(toggle()));
866
867	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
868
869	}
870	#endif
871
872	/**
873	Slot activate when mouseAction->rotate menu is set
874	*/
875	void G4OpenGLQtViewer::actionMouseRotate() {
876	emit toggleMouseAction(STYLE1);
877	}
878
879
880	/**
881	Slot activate when mouseAction->rotate menu is set
882	*/
883	void G4OpenGLQtViewer::actionMouseMove() {
884	emit toggleMouseAction(STYLE2);
885	}
886
887
888	/**
889	Slot activate when mouseAction->zoom menu is set
890	*/
891	void G4OpenGLQtViewer::actionMousePick() {
892	emit toggleMouseAction(STYLE3);
893	}
894
895
896	/**
897	Slot activate when drawing->wireframe menu is set
898	*/
899	void G4OpenGLQtViewer::actionDrawingWireframe() {
900	emit toggleDrawingAction(1);
901	}
902
903	/**
904	Slot activate when drawing->line removal menu is set
905	*/
906	void G4OpenGLQtViewer::actionDrawingLineRemoval() {
907	emit toggleDrawingAction(2);
908	}
909
910	/**
911	Slot activate when drawing->surface removal menu is set
912	*/
913	void G4OpenGLQtViewer::actionDrawingSurfaceRemoval() {
914	emit toggleDrawingAction(3);
915	}
916
917	/**
918	Slot activate when drawing->wireframe menu is set
919	*/
920	void G4OpenGLQtViewer::actionDrawingLineSurfaceRemoval() {
921	emit toggleDrawingAction(4);
922	}
923
924
925	/**
926	Slot activated when mouse action is toggle
927	@param aAction : STYLE1, STYLE2, STYLE3
928	*/
929	void G4OpenGLQtViewer::toggleMouseAction(mouseActions aAction) {
930
931	if ((aAction == STYLE1) \|\| //initialize all
932	(aAction == STYLE2) \|\|
933	(aAction == STYLE3)) {
934	#if QT_VERSION < 0x040000
935	fRotateAction->setOn (false);
936	fMoveAction->setOn (false);
937	fPickAction->setOn (false);
938	#else
939	fRotateAction->setChecked (false);
940	fMoveAction->setChecked (false);
941	fPickAction->setChecked (false);
942	#endif
943	fVP.SetPicking(false);
944	fMouseAction = aAction;
945	}
946	// rotate
947	if (aAction == STYLE1) { // rotate
948	showShortcuts();
949	#if QT_VERSION < 0x040000
950	fRotateAction->setOn (true);
951	#else
952	fRotateAction->setChecked (true);
953	#endif
954	} else if (aAction == STYLE2) { //move
955	#if QT_VERSION < 0x040000
956	fMoveAction->setOn (true);
957	#else
958	fMoveAction->setChecked (true);
959	#endif
960	} else if (aAction == STYLE3) { //pick
961	#if QT_VERSION < 0x040000
962	fPickAction->setOn (true);
963	#else
964	fPickAction->setChecked (true);
965	#endif
966	fVP.SetPicking(true);
967	}
968	}
969
970	/**
971	Show shortcuts for this mouse action
972	*/
973	void G4OpenGLQtViewer::showShortcuts() {
974	if (fMouseAction == STYLE1) { // rotate
975	G4cout << "Click and move mouse to rotate volume " << G4endl;
976	G4cout << "Press left/right arrows to move volume left/right" << G4endl;
977	G4cout << "Press up/down arrows to move volume up/down" << G4endl;
978	G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
979	G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
980	G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
981	G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
982	G4cout << "In video mode : " << G4endl;
983	G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
984	G4cout << " Press RETURN to Stop video recording " << G4endl;
985	} else if (fMouseAction == STYLE2) { //move
986	G4cout << "Move camera point of view with mouse" << G4endl;
987	G4cout << "Press left/right arrows to move volume left/right" << G4endl;
988	G4cout << "Press up/down arrows to move volume up/down" << G4endl;
989	G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
990	G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
991	G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
992	G4cout << "Press +/- to zoom into volume" << G4endl;
993	G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
994	G4cout << "In video mode : " << G4endl;
995	G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
996	G4cout << " Press RETURN to Stop video recording " << G4endl;
997	} else if (fMouseAction == STYLE3) { //pick
998	G4cout << "Click and pick " << G4endl;
999	} else {
1000	G4cout << "Move camera point of view with mouse" << G4endl;
1001	G4cout << "Press left/right arrows to move volume left/right" << G4endl;
1002	G4cout << "Press up/down arrows to move volume up/down" << G4endl;
1003	G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
1004	G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
1005	G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
1006	G4cout << "Press +/- to zoom into volume" << G4endl;
1007	G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
1008	G4cout << "In video mode : " << G4endl;
1009	G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
1010	G4cout << " Press RETURN to Stop video recording " << G4endl;
1011	}
1012
1013	}
1014
1015
1016
1017	/**
1018	Slot activated when drawing menu is toggle
1019	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1020	KernelVisitDecision () will be call and will set the fNeedKernelVisit
1021	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1022	It will cause a redraw of the view
1023	@param aAction : 1 wireframe, 2 line removal, 3 surface removal, 4 line & surface removal
1024	@see G4OpenGLStoredQtViewer::DrawView
1025	@see G4XXXStoredViewer::CompareForKernelVisit
1026	*/
1027	void G4OpenGLQtViewer::toggleDrawingAction(int aAction) {
1028
1029	G4ViewParameters::DrawingStyle d_style = G4ViewParameters::wireframe;
1030
1031
1032	// initialize
1033	if ((aAction >0) && (aAction <5)) {
1034	#if QT_VERSION < 0x040000
1035	fDrawingWireframe->setOn(false);
1036	fDrawingLineRemoval->setOn(false);
1037	fDrawingSurfaceRemoval->setOn(false);
1038	fDrawingLineSurfaceRemoval->setOn(false);
1039	#else
1040	fDrawingWireframe->setChecked (false);
1041	fDrawingLineRemoval->setChecked (false);
1042	fDrawingSurfaceRemoval->setChecked (false);
1043	fDrawingLineSurfaceRemoval->setChecked (false);
1044	#endif
1045	}
1046	if (aAction ==1) {
1047	#if QT_VERSION < 0x040000
1048	fDrawingWireframe->setOn(true);
1049	#else
1050	fDrawingWireframe->setChecked (true);
1051	#endif
1052
1053	d_style = G4ViewParameters::wireframe;
1054
1055	} else if (aAction ==2) {
1056	#if QT_VERSION < 0x040000
1057	fDrawingLineRemoval->setOn(true);
1058	#else
1059	fDrawingLineRemoval->setChecked (true);
1060	#endif
1061
1062	d_style = G4ViewParameters::hlr;
1063
1064	} else if (aAction ==3) {
1065	#if QT_VERSION < 0x040000
1066	fDrawingSurfaceRemoval->setOn(true);
1067	#else
1068	fDrawingSurfaceRemoval->setChecked (true);
1069	#endif
1070
1071	d_style = G4ViewParameters::hsr;
1072
1073	} else if (aAction ==4) {
1074	#if QT_VERSION < 0x040000
1075	fDrawingLineSurfaceRemoval->setOn(true);
1076	#else
1077	fDrawingLineSurfaceRemoval->setChecked (true);
1078	#endif
1079	d_style = G4ViewParameters::hlhsr;
1080	}
1081	fVP.SetDrawingStyle(d_style);
1082
1083	updateQWidget();
1084	}
1085
1086
1087	/**
1088	SLOT Activate by a click on the representation menu
1089	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1090	KernelVisitDecision () will be call and will set the fNeedKernelVisit
1091	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1092	It will cause a redraw of the view
1093	@param check : 1 polyhedron, 0 nurbs
1094	@see G4OpenGLStoredQtViewer::DrawView
1095	@see G4XXXStoredViewer::CompareForKernelVisit
1096	*/
1097	void G4OpenGLQtViewer::toggleRepresentation(bool check) {
1098
1099	G4ViewParameters::RepStyle style;
1100	if (check == 1) {
1101	style = G4ViewParameters::polyhedron;
1102	} else {
1103	style = G4ViewParameters::nurbs;
1104	}
1105	fVP.SetRepStyle (style);
1106
1107	updateQWidget();
1108	}
1109
1110	/**
1111	SLOT Activate by a click on the projection menu
1112	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1113	KernelVisitDecision () will be call and will set the fNeedKernelVisit
1114	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1115	It will cause a redraw of the view
1116	@param check : 1 orthographic, 2 perspective
1117	@see G4OpenGLStoredQtViewer::DrawView
1118	@see G4XXXStoredViewer::CompareForKernelVisit
1119	*/
1120	void G4OpenGLQtViewer::toggleProjection(bool check) {
1121
1122	if (check == 1) {
1123	fVP.SetFieldHalfAngle (0);
1124	} else {
1125
1126	// look for the default parameter hidden in G4UIcommand parameters
1127	G4UImanager* UI = G4UImanager::GetUIpointer();
1128	if(UI==NULL)
1129	return;
1130	G4UIcommandTree * treeTop = UI->GetTree();
1131
1132	// find command
1133	G4UIcommand* command = treeTop->FindPath("/vis/viewer/set/projection");
1134	if (!command)
1135	return;
1136
1137	// find param
1138	G4UIparameter * angleParam = NULL;
1139	for(G4int i=0; i<command->GetParameterEntries(); i++)
1140	{
1141	if( command->GetParameter(i)->GetParameterName() == "field-half-angle" ) {
1142	angleParam = command->GetParameter(i);
1143	}
1144	}
1145	if (!angleParam)
1146	return;
1147
1148	// find unit
1149	G4UIparameter * unitParam = NULL;
1150	for(G4int i=0; i<command->GetParameterEntries(); i++)
1151	{
1152	if( command->GetParameter(i)->GetParameterName() == "unit" ) {
1153	unitParam = command->GetParameter(i);
1154	}
1155	}
1156	if (!unitParam)
1157	return;
1158
1159	G4double defaultValue = command->ConvertToDouble(angleParam->GetDefaultValue())
1160	* G4UnitDefinition::GetValueOf(unitParam->GetDefaultValue());
1161	if (defaultValue > 89.5 \|\| defaultValue <= 0.0) {
1162	G4cerr << "Field half angle should be 0 < angle <= 89.5 degrees. Check your default Field half angle parameter";
1163	} else {
1164	G4cout << "Perspective view has been set to default value. Field half angle="<<angleParam->GetDefaultValue() <<" " << G4endl;
1165	fVP.SetFieldHalfAngle (defaultValue);
1166	SetView ();
1167	}
1168	}
1169	updateQWidget();
1170	}
1171
1172
1173	/**
1174	SLOT Activate by a click on the background menu
1175	@param check : 1 white, 0 black
1176	*/
1177	void G4OpenGLQtViewer::toggleBackground(bool check) {
1178
1179	// //I need to revisit the kernel if the background colour changes and
1180	// //hidden line removal is enabled, because hlr drawing utilises the
1181	// //background colour in its drawing...
1182	// // (Note added by JA 13/9/2005) Background now handled in view
1183	// // parameters. A kernel visit is triggered on change of background.
1184	if (check == 1) {
1185	((G4ViewParameters&)this->GetViewParameters()).
1186	SetBackgroundColour(G4Colour(1.,1.,1.)); // White
1187	} else {
1188	((G4ViewParameters&)this->GetViewParameters()).
1189	SetBackgroundColour(G4Colour(0.,0.,0.)); // Black
1190	}
1191	updateQWidget();
1192	}
1193
1194	/**
1195	SLOT Activate by a click on the transparency menu
1196	@param check : 1 , 0
1197	*/
1198	void G4OpenGLQtViewer::toggleTransparency(bool check) {
1199
1200	if (check) {
1201	transparency_enabled = false;
1202	} else {
1203	transparency_enabled = true;
1204	}
1205	SetNeedKernelVisit (true);
1206	updateQWidget();
1207	}
1208
1209	/**
1210	SLOT Activate by a click on the antialiasing menu
1211	@param check : 1 , 0
1212	*/
1213	void G4OpenGLQtViewer::toggleAntialiasing(bool check) {
1214
1215	if (!check) {
1216	antialiasing_enabled = false;
1217	glDisable (GL_LINE_SMOOTH);
1218	glDisable (GL_POLYGON_SMOOTH);
1219	} else {
1220	antialiasing_enabled = true;
1221	glEnable (GL_LINE_SMOOTH);
1222	glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
1223	glEnable (GL_POLYGON_SMOOTH);
1224	glHint (GL_POLYGON_SMOOTH_HINT, GL_NICEST);
1225	}
1226
1227	updateQWidget();
1228	}
1229
1230	/**
1231	SLOT Activate by a click on the haloing menu
1232	@param check : 1 , 0
1233	*/
1234	//FIXME : I SEE NOTHING...
1235	void G4OpenGLQtViewer::toggleHaloing(bool check) {
1236	if (check) {
1237	haloing_enabled = false;
1238	} else {
1239	haloing_enabled = true;
1240	}
1241
1242	updateQWidget();
1243
1244	}
1245
1246	/**
1247	SLOT Activate by a click on the auxiliaire edges menu
1248	@param check : 1 , 0
1249	*/
1250	void G4OpenGLQtViewer::toggleAux(bool check) {
1251	if (check) {
1252	fVP.SetAuxEdgeVisible(false);
1253	} else {
1254	fVP.SetAuxEdgeVisible(true);
1255	}
1256	SetNeedKernelVisit (true);
1257	updateQWidget();
1258
1259	}
1260
1261	/**
1262	SLOT Activate by a click on the full screen menu
1263	*/
1264	void G4OpenGLQtViewer::toggleFullScreen(bool check) {
1265	if (check != GLWindow->isFullScreen()) { //toggle
1266	#if QT_VERSION >= 0x030200
1267	GLWindow->setWindowState(GLWindow->windowState() ^ Qt::WindowFullScreen);
1268	#else
1269	G4cerr << "This version of Qt could not do fullScreen. Resizing the widget is the only solution available." << G4endl;
1270	#endif
1271	}
1272	}
1273
1274
1275	void G4OpenGLQtViewer::savePPMToTemp() {
1276	if (fMovieTempFolderPath == "") {
1277	return;
1278	}
1279	QString fileName ="Test"+QString::number(fRecordFrameNumber)+".ppm";
1280	QString filePath =fMovieTempFolderPath+fileName;
1281
1282	QImage image;
1283	image = fWindow->grabFrameBuffer();
1284	bool res = false;
1285
1286	#if QT_VERSION < 0x040000
1287	res = image.save(filePath,"PPM");
1288	#else
1289	res = image.save(filePath,0);
1290	#endif
1291	if (res == false) {
1292	resetRecording();
1293	setRecordingInfos("Can't save tmp file "+filePath);
1294	return;
1295	}
1296
1297	setRecordingInfos("File "+fileName+" saved");
1298	fRecordFrameNumber++;
1299	}
1300
1301
1302
1303	void G4OpenGLQtViewer::actionSaveImage() {
1304	QString filters;
1305	#if QT_VERSION < 0x040000
1306	QStrList listFormat=QImageIO::outputFormats();
1307	char *tmp=listFormat.first();
1308	while (tmp!=0) {
1309	filters += QString(tmp) + ";;";
1310	tmp=listFormat.next();
1311	}
1312	#else
1313	QList<QByteArray> formats = QImageWriter::supportedImageFormats ();
1314	for (int i = 0; i < formats.size(); ++i) {
1315	filters +=formats.at(i) + ";;";
1316	}
1317	#endif
1318	filters += "eps;;";
1319	filters += "ps;;";
1320	filters += "pdf";
1321	QString* selectedFormat = new QString();
1322	#if QT_VERSION < 0x040000
1323	QString nomFich = QFileDialog::getSaveFileName ( ".",
1324	filters,
1325	GLWindow,
1326	"Save file dialog",
1327	tr("Save as ..."),
1328	selectedFormat );
1329	#else
1330	QString nomFich = QFileDialog::getSaveFileName ( GLWindow,
1331	tr("Save as ..."),
1332	".",
1333	filters,
1334	selectedFormat );
1335	#endif
1336	// bmp jpg jpeg png ppm xbm xpm
1337	if (nomFich == "") {
1338	return;
1339	}
1340	#if QT_VERSION < 0x040000
1341	nomFich += "."+QString(selectedFormat->ascii());
1342	QString format = selectedFormat->lower();
1343	#else
1344	nomFich += "."+QString(selectedFormat->toStdString().c_str());
1345	QString format = selectedFormat->toLower();
1346	#endif
1347	G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(GLWindow,format,fWindow->height(),fWindow->width());
1348	if( exportDialog->exec()) {
1349
1350	QImage image;
1351	bool res = false;
1352	if ((exportDialog->getWidth() !=fWindow->width()) \|\|
1353	(exportDialog->getHeight() !=fWindow->height())) {
1354	if (format != QString("eps")) {
1355	G4cerr << "Export->Change Size : This function is not implemented, to export in another size, please resize your frame to what you need" << G4endl;
1356
1357	// rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
1358	// QGLWidget* glResized = fWindow;
1359
1360	// FIXME :
1361	// L.Garnier : I've try to implement change size function, but the problem is
1362	// the renderPixmap function call the QGLWidget to resize and it doesn't draw
1363	// the content of this widget... It only draw the background.
1364
1365	// fWindow->renderPixmap (exportDialog->getWidth()2,exportDialog->getHeight()2,true );
1366
1367	// QPixmap pixmap = fWindow->renderPixmap ();
1368
1369	// image = pixmap->toImage();
1370	// glResized->resize(exportDialog->getWidth()2,exportDialog->getHeight()2);
1371	// image = glResized->grabFrameBuffer();
1372	}
1373	} else {
1374	image = fWindow->grabFrameBuffer();
1375	}
1376	if (format == QString("eps")) {
1377	if (exportDialog->getVectorEPS()) {
1378	res = generateVectorEPS(nomFich,exportDialog->getWidth(),exportDialog->getHeight(),image);
1379	} else {
1380	res = generateEPS(nomFich,exportDialog->getNbColor(),image);
1381	}
1382	} else if ((format == "ps") \|\| (format == "pdf")) {
1383	res = generatePS_PDF(nomFich,exportDialog->getNbColor(),image);
1384	} else if ((format == "tif") \|\|
1385	(format == "tiff") \|\|
1386	(format == "jpg") \|\|
1387	(format == "jpeg") \|\|
1388	(format == "png") \|\|
1389	(format == "pbm") \|\|
1390	(format == "pgm") \|\|
1391	(format == "ppm") \|\|
1392	(format == "bmp") \|\|
1393	(format == "xbm") \|\|
1394	(format == "xpm")) {
1395	#if QT_VERSION < 0x040000
1396	res = image.save(nomFich,selectedFormat->ascii(),exportDialog->getSliderValue());
1397	#else
1398	res = image.save(nomFich,0,exportDialog->getSliderValue());
1399	#endif
1400	} else {
1401	G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
1402	}
1403	if (res == false) {
1404	#if QT_VERSION < 0x040000
1405	G4cerr << "Error while saving file... "<<nomFich.ascii()<<"" << G4endl;
1406	#else
1407	G4cerr << "Error while saving file... "<<nomFich.toStdString().c_str()<< G4endl;
1408	#endif
1409	} else {
1410	#if QT_VERSION < 0x040000
1411	G4cout << "File "<<nomFich.ascii()<<" has been saved " << G4endl;
1412	#else
1413	G4cout << "File "<<nomFich.toStdString().c_str()<<" has been saved " << G4endl;
1414	#endif
1415	}
1416
1417	} else { // cancel selected
1418	return;
1419	}
1420
1421	}
1422
1423
1424	void G4OpenGLQtViewer::actionMovieParameters() {
1425	showMovieParametersDialog();
1426	}
1427
1428
1429	void G4OpenGLQtViewer::showMovieParametersDialog() {
1430	if (!fMovieParametersDialog) {
1431	fMovieParametersDialog= new G4OpenGLQtMovieDialog(this,GLWindow);
1432	displayRecordingStatus();
1433	fMovieParametersDialog->checkEncoderSwParameters();
1434	fMovieParametersDialog->checkSaveFileNameParameters();
1435	fMovieParametersDialog->checkTempFolderParameters();
1436	if (getEncoderPath() == "") {
1437	setRecordingInfos("mpeg_encode is needed to encode in video format. It is available here: http://bmrc.berkeley.edu/frame/research/mpeg/");
1438	}
1439	}
1440	fMovieParametersDialog->show();
1441	}
1442
1443
1444	/*
1445	// 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
1446
1447	void Graph::exportToSVG(const QString& fname)
1448	{
1449	// enable workaround for Qt3 misalignments
1450	QwtPainter::setSVGMode(true);
1451	QPicture picture;
1452	QPainter p(&picture);
1453	d_plot->print(&p, d_plot->rect());
1454	p.end();
1455
1456	picture.save(fname, "svg");
1457	}
1458	*/
1459
1460
1461
1462	void G4OpenGLQtViewer::FinishView()
1463	{
1464	glFlush ();
1465	fWindow->swapBuffers ();
1466	}
1467
1468	/**
1469	Save the current mouse press point
1470	@param p mouse click point
1471	*/
1472	void G4OpenGLQtViewer::G4MousePressEvent(QMouseEvent *event)
1473	{
1474	#if QT_VERSION < 0x040000
1475	if ((event->button() & Qt::LeftButton)
1476	&& !((event->state() & Qt::ShiftButton)
1477	\|\| (event->state() & Qt::ControlButton)
1478	\|\| (event->state() & Qt::AltButton)
1479	\|\| (event->state() & Qt::MetaButton))) {
1480	#else
1481	if ((event->buttons() & Qt::LeftButton)
1482	&& !((event->modifiers() & Qt::ShiftModifier)
1483	\|\| (event->modifiers() & Qt::ControlModifier)
1484	\|\| (event->modifiers() & Qt::AltModifier)
1485	\|\| (event->modifiers() & Qt::MetaModifier))) {
1486	#endif
1487	fWindow->setMouseTracking(true);
1488	fAutoMove = false; // stop automove
1489	fLastPos1 = event->pos();
1490	fLastPos2 = fLastPos1;
1491	fLastPos3 = fLastPos2;
1492	fLastEventTime->start();
1493	if (fMouseAction == STYLE3){ // pick
1494	Pick(event->pos().x(),event->pos().y());
1495	}
1496	}
1497	}
1498
1499	/**
1500	*/
1501	void G4OpenGLQtViewer::G4MouseReleaseEvent()
1502	{
1503	fSpinningDelay = fLastEventTime->elapsed();
1504	QPoint delta = (fLastPos3-fLastPos1);
1505	if ((delta.x() == 0) && (delta.y() == 0)) {
1506	return;
1507	}
1508	if (fSpinningDelay < fLaunchSpinDelay ) {
1509	fAutoMove = true;
1510	QTime lastMoveTime;
1511	lastMoveTime.start();
1512	// try to addapt speed move/rotate looking to drawing speed
1513	int cycles = 4;
1514	while (fAutoMove) {
1515	// if ( lastMoveTime.elapsed() > (fSpinningDelay / (cycles/2))) {
1516	if (fMouseAction == STYLE1) { // rotate
1517	rotateQtScene(((float)delta.x())/cycles,((float)delta.y())/cycles);
1518	} else if (fMouseAction == STYLE2) { // move
1519	moveScene(-((float)delta.x())/cycles,-((float)delta.y())/cycles,0,true);
1520	}
1521	lastMoveTime.start();
1522	cycles = 1 ;
1523	((QApplication*)G4Qt::getInstance ())->processEvents();
1524	cycles ++ ;
1525	}
1526	}
1527	fWindow->setMouseTracking(false);
1528
1529	}
1530
1531
1532	void G4OpenGLQtViewer::G4MouseDoubleClickEvent()
1533	{
1534	fWindow->setMouseTracking(true);
1535	}
1536
1537
1538	/**
1539	@param pos_x mouse x position
1540	@param pos_y mouse y position
1541	@param mButtons mouse button active
1542	@param mAutoMove true: apply this move till another evnt came, false :one time move
1543	*/
1544
1545	void G4OpenGLQtViewer::G4MouseMoveEvent(QMouseEvent *event)
1546	{
1547
1548	#if QT_VERSION < 0x040000
1549	Qt::ButtonState mButtons = event->state();
1550	#else
1551	Qt::MouseButtons mButtons = event->buttons();
1552	#endif
1553
1554	if (fAutoMove) {
1555	return;
1556	}
1557
1558	fLastPos3 = fLastPos2;
1559	fLastPos2 = fLastPos1;
1560	fLastPos1 = QPoint(event->x(), event->y());
1561
1562	int deltaX = fLastPos2.x()-fLastPos1.x();
1563	int deltaY = fLastPos2.y()-fLastPos1.y();
1564
1565	if (fMouseAction == STYLE1) { // rotate
1566	if (mButtons & Qt::LeftButton) {
1567	rotateQtScene(deltaX,deltaY);
1568	}
1569	} else if (fMouseAction == STYLE2) { // move
1570	if (mButtons & Qt::LeftButton) {
1571	moveScene(-deltaX,-deltaY,0,true);
1572	}
1573	}
1574
1575	fLastEventTime->start();
1576	}
1577
1578
1579	/**
1580	Move the scene of dx, dy, dz values.
1581	@param dx delta mouse x position
1582	@param dy delta mouse y position
1583	@param mouseMove : true if even comes from a mouse move, false if even comes from key action
1584	*/
1585
1586	void G4OpenGLQtViewer::moveScene(float dx,float dy, float dz,bool mouseMove)
1587	{
1588	if (fHoldMoveEvent)
1589	return;
1590	fHoldMoveEvent = true;
1591
1592	G4double coefTrans = 0;
1593	GLdouble coefDepth = 0;
1594	if(mouseMove) {
1595	coefTrans = ((G4double)getSceneNearWidth())/((G4double)fWinSize_x);
1596	if (fWinSize_y <fWinSize_x) {
1597	coefTrans = ((G4double)getSceneNearWidth())/((G4double)fWinSize_y);
1598	}
1599	} else {
1600	coefTrans = getSceneNearWidth()*fDeltaSceneTranslation;
1601	coefDepth = getSceneDepth()*fDeltaDepth;
1602	}
1603	fVP.IncrementPan(-dxcoefTrans,dycoefTrans,dz*coefDepth);
1604	emit moveX(-dx*coefTrans);
1605	emit moveY(dy*coefTrans);
1606	emit moveZ(dz*coefTrans);
1607
1608	updateQWidget();
1609	if (fAutoMove)
1610	((QApplication*)G4Qt::getInstance ())->processEvents();
1611
1612	fHoldMoveEvent = false;
1613	}
1614
1615
1616	/**
1617	@param dx delta mouse x position
1618	@param dy delta mouse y position
1619	*/
1620
1621	void G4OpenGLQtViewer::rotateQtScene(float dx, float dy)
1622	{
1623	if (fHoldRotateEvent)
1624	return;
1625	fHoldRotateEvent = true;
1626
1627	if( dx != 0) {
1628	rotateScene(dx,0,fDeltaRotation);
1629	emit rotateTheta(dx);
1630	}
1631	if( dy != 0) {
1632	rotateScene(0,dy,fDeltaRotation);
1633	emit rotatePhi(dy);
1634	}
1635	updateQWidget();
1636
1637	fHoldRotateEvent = false;
1638	}
1639
1640	/**
1641	@param dx delta mouse x position
1642	@param dy delta mouse y position
1643	*/
1644
1645	void G4OpenGLQtViewer::rotateQtCamera(float dx, float dy)
1646	{
1647	if (fHoldRotateEvent)
1648	return;
1649	fHoldRotateEvent = true;
1650
1651	rotateScene(dx,dy,fDeltaRotation);
1652	emit rotateTheta(dx);
1653	emit rotatePhi(dy);
1654	updateQWidget();
1655
1656	fHoldRotateEvent = false;
1657	}
1658
1659
1660
1661
1662	/** This is the benning of a rescale function. It does nothing for the moment
1663	@param aWidth : new width
1664	@param aHeight : new height
1665	*/
1666	void G4OpenGLQtViewer::rescaleImage(
1667	int aWidth
1668	,int aHeight
1669	){
1670	// GLfloat* feedback_buffer;
1671	// GLint returned;
1672	// FILE* file;
1673
1674	// feedback_buffer = new GLfloat[size];
1675	// glFeedbackBuffer (size, GL_3D_COLOR, feedback_buffer);
1676	// glRenderMode (GL_FEEDBACK);
1677
1678	// glViewport (0, 0, aWidth, aHeight);
1679	// DrawView();
1680	// returned = glRenderMode (GL_RENDER);
1681
1682	}
1683
1684	/**
1685	Generate Vectorial Encapsulated Postscript form image
1686	@param aFilename : name of file
1687	@param aInColor : numbers of colors : 1->BW 2->RGB 3->RGB+Alpha
1688	@param aImage : Image to print
1689	*/
1690	bool G4OpenGLQtViewer::generateVectorEPS (
1691	QString aFilename
1692	,int aWidth
1693	,int aHeight
1694	,QImage aImage
1695	)
1696	{
1697	// Print vectored PostScript
1698
1699	G4int size = 5000000;
1700
1701	GLfloat* feedback_buffer;
1702	GLint returned;
1703	FILE* file;
1704
1705	feedback_buffer = new GLfloat[size];
1706	glFeedbackBuffer (size, GL_3D_COLOR, feedback_buffer);
1707	glRenderMode (GL_FEEDBACK);
1708
1709	int side = aWidth;
1710	if (aHeight < aWidth) side = aHeight;
1711	glViewport((aWidth - side) / 2, (aHeight - side) / 2, side, side);
1712	DrawView();
1713
1714	returned = glRenderMode (GL_RENDER);
1715
1716
1717	#if QT_VERSION < 0x040000
1718	file = fopen (aFilename.ascii(), "w");
1719	#else
1720	file = fopen (aFilename.toStdString().c_str(), "w");
1721	#endif
1722	if (file) {
1723	spewWireframeEPS (file, returned, feedback_buffer, "rendereps");
1724	} else {
1725	#if QT_VERSION < 0x040000
1726	G4cerr << "Could not open "<< aFilename.ascii() << G4endl;
1727	#else
1728	G4cerr << "Could not open "<< aFilename.toStdString().c_str() << G4endl;
1729	#endif
1730	}
1731
1732	delete[] feedback_buffer;
1733
1734	return true;
1735	}
1736
1737	/**
1738	Generate Encapsulated Postscript form image
1739	@param aFilename : name of file
1740	@param aInColor : numbers of colors : 1->BW 2->RGB 3->RGB+Alpha
1741	@param aImage : Image to print
1742	*/
1743	bool G4OpenGLQtViewer::generateEPS (
1744	QString aFilename
1745	,int aInColor
1746	,QImage aImage
1747	)
1748	{
1749	// FIXME
1750
1751	FILE* fp;
1752
1753	if (aImage.bits () == NULL)
1754	return false;
1755
1756	#if QT_VERSION < 0x040000
1757	fp = fopen (aFilename.ascii(), "w");
1758	#else
1759	fp = fopen (aFilename.toStdString().c_str(), "w");
1760	#endif
1761	if (fp == NULL) {
1762	return false;
1763	}
1764
1765	fprintf (fp, "%%!PS-Adobe-2.0 EPSF-1.2\n");
1766	#if QT_VERSION < 0x040000
1767	fprintf (fp, "%%%%Title: %s\n", aFilename.ascii());
1768	#else
1769	fprintf (fp, "%%%%Title: %s\n", aFilename.toStdString().c_str());
1770	#endif
1771	fprintf (fp, "%%%%Creator: OpenGL pixmap render output\n");
1772	fprintf (fp, "%%%%BoundingBox: 0 0 %d %d\n", aImage.width(), aImage.height());
1773	fprintf (fp, "%%%%EndComments\n");
1774	fprintf (fp, "gsave\n");
1775	fprintf (fp, "/bwproc {\n");
1776	fprintf (fp, " rgbproc\n");
1777	fprintf (fp, " dup length 3 idiv string 0 3 0 \n");
1778	fprintf (fp, " 5 -1 roll {\n");
1779	fprintf (fp, " add 2 1 roll 1 sub dup 0 eq\n");
1780	fprintf (fp, " { pop 3 idiv 3 -1 roll dup 4 -1 roll dup\n");
1781	fprintf (fp, " 3 1 roll 5 -1 roll } put 1 add 3 0 \n");
1782	fprintf (fp, " { 2 1 roll } ifelse\n");
1783	fprintf (fp, " }forall\n");
1784	fprintf (fp, " pop pop pop\n");
1785	fprintf (fp, "} def\n");
1786	fprintf (fp, "systemdict /colorimage known not {\n");
1787	fprintf (fp, " /colorimage {\n");
1788	fprintf (fp, " pop\n");
1789	fprintf (fp, " pop\n");
1790	fprintf (fp, " /rgbproc exch def\n");
1791	fprintf (fp, " { bwproc } image\n");
1792	fprintf (fp, " } def\n");
1793	fprintf (fp, "} if\n");
1794	fprintf (fp, "/picstr %d string def\n", aImage.width() * aInColor);
1795	fprintf (fp, "%d %d scale\n", aImage.width(), aImage.height());
1796	fprintf (fp, "%d %d %d\n", aImage.width(), aImage.height(), 8);
1797	fprintf (fp, "[%d 0 0 %d 0 0]\n", aImage.width(), aImage.height());
1798	fprintf (fp, "{currentfile picstr readhexstring pop}\n");
1799	fprintf (fp, "false %d\n", aInColor);
1800	fprintf (fp, "colorimage\n");
1801
1802
1803	int width = aImage.width();
1804	int height = aImage.height();
1805	int depth = aImage.depth();
1806	int size = width*height;
1807
1808	if (depth == 1)
1809	size = (width+7)/8*height;
1810	else if (aInColor == 1)
1811	size = size*3;
1812
1813	int i = 0;
1814	// if ( aInColor ==1 ) {
1815	// FIXME : L. Garnier. For the moment 10 dec 2007, I could not find a way
1816	// to save correctly grayscale Image. I mean that color or grayscale image
1817	// have the same file save size !
1818
1819	/* } else*/ if (depth == 8) {
1820	for(int y=height-1; y >=0 ; y--) {
1821	const uchar * s = aImage.scanLine(y);
1822	for(int x=0; x <width; x++) {
1823	QRgb rgb = aImage.color(s[x]);
1824	if (aInColor == 1) {
1825	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1826	i++;
1827	} else {
1828	fprintf (fp, " %02hx %02hx %02hx",
1829	(unsigned char) qRed(rgb),
1830	(unsigned char) qGreen(rgb),
1831	(unsigned char) qBlue(rgb));
1832	i += 3;
1833	}
1834	}
1835	fprintf (fp, "\n");
1836	}
1837	} else {
1838	#if QT_VERSION < 0x040000
1839	bool alpha = aImage.hasAlphaBuffer();
1840	#else
1841	bool alpha = aImage.hasAlphaChannel();
1842	#endif
1843	for(int y=height-1; y >=0 ; y--) {
1844	QRgb * s = (QRgb*)(aImage.scanLine(y));
1845	for(int x=0; x <width; x++) {
1846	QRgb rgb = (*s++);
1847	if (alpha && qAlpha(rgb) < 0x40) // 25% alpha, convert to white -
1848	rgb = qRgb(0xff, 0xff, 0xff);
1849	if (aInColor == 1) {
1850	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1851	i++;
1852	} else {
1853	fprintf (fp, " %02hx %02hx %02hx",
1854	(unsigned char) qRed(rgb),
1855	(unsigned char) qGreen(rgb),
1856	(unsigned char) qBlue(rgb));
1857	i += 3;
1858	}
1859	}
1860	fprintf (fp, "\n");
1861	}
1862
1863	}
1864
1865	fprintf (fp, "grestore\n");
1866	fprintf (fp, "showpage\n");
1867	fclose (fp);
1868
1869	return true;
1870	}
1871	/**
1872	Generate Postscript or PDF form image
1873	@param aFilename : name of file
1874	@param aInColor : numbers of colors : 1->BW 2->RGB
1875	@param aImage : Image to print
1876	*/
1877	bool G4OpenGLQtViewer::generatePS_PDF (
1878	QString aFilename
1879	,int aInColor
1880	,QImage aImage
1881	)
1882	{
1883
1884	#if QT_VERSION < 0x040000
1885	#ifdef Q_WS_MAC \|\| Q_WS_X11
1886	QPrinter printer;
1887	// printer.setPageSize(pageSize);
1888	if (aInColor == 1) {
1889	printer.setColorMode(QPrinter::GrayScale);
1890	} else {
1891	printer.setColorMode(QPrinter::Color);
1892	}
1893
1894	/* FIXME : I don't know which format it will save...
1895	if (aFilename.endsWith(".ps")) {
1896	printer.setOutputFormat(QPrinter::PostScriptFormat);
1897	} else {
1898	printer.setOutputFormat(QPrinter::PdfFormat);
1899	}
1900	*/
1901	printer.setOutputFileName(aFilename);
1902	// printer.setFullPage ( true);
1903	QPainter paint(&printer);
1904	paint.drawImage (0,0,aImage );
1905	paint.end();
1906	#else
1907	G4cerr << "This fonction is only supported on Mac OsX or X11 with Qt3. Full platform supported with Qt4" << G4endl;
1908	#endif
1909	#else
1910	QPrinter printer;
1911	// printer.setPageSize(pageSize);
1912
1913	// FIXME : L. Garnier 4/12/07
1914	// This is not working, it does nothing. Image is staying in color mode
1915	// So I have desactivate the B/W button in GUI
1916	if ((!aImage.isGrayscale ()) &&(aInColor ==1 )) {
1917	#if QT_VERSION < 0x040000
1918	aImage = aImage.convertDepth(1,Qt::MonoOnly);
1919	#else
1920	aImage = aImage.convertToFormat ( aImage.format(), Qt::MonoOnly);
1921	#endif
1922	}
1923
1924
1925	if (aFilename.endsWith(".ps")) {
1926	#if QT_VERSION > 0x040200
1927	printer.setOutputFormat(QPrinter::PostScriptFormat);
1928	#endif
1929	} else {
1930	#if QT_VERSION > 0x040100
1931	printer.setOutputFormat(QPrinter::PdfFormat);
1932	#endif
1933	}
1934	#if QT_VERSION > 0x040100
1935	printer.setOutputFileName(aFilename);
1936	#endif
1937	// printer.setFullPage ( true);
1938	QPainter paint(&printer);
1939	paint.drawImage (0,0,aImage);
1940	paint.end();
1941	#endif
1942	return true;
1943	}
1944
1945
1946	void G4OpenGLQtViewer::G4wheelEvent (QWheelEvent * event)
1947	{
1948	fVP.SetZoomFactor(fVP.GetZoomFactor()+(fVP.GetZoomFactor()*(event->delta())/1200));
1949	updateQWidget();
1950	}
1951
1952
1953	void G4OpenGLQtViewer::G4keyPressEvent (QKeyEvent * event)
1954	{
1955	if (fHoldKeyEvent)
1956	return;
1957
1958	fHoldKeyEvent = true;
1959
1960	#if QT_VERSION < 0x040000
1961	if ((event->key() == Qt::Key_Down) && (event->state() & Qt::AltButton )) { // go backward
1962	#else
1963	if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::AltModifier )) { // go backward
1964	#endif
1965
1966	moveScene(0,0,1,false);
1967	}
1968	#if QT_VERSION < 0x040000
1969	else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::AltButton)) { // go forward
1970	#else
1971	else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::AltModifier)) { // go forward
1972	#endif
1973	moveScene(0,0,-1,false);
1974	}
1975	#if QT_VERSION < 0x040000
1976	if ((event->key() == Qt::Key_Down) && (event->state() & Qt::ShiftButton)) { // rotate phi
1977	#else
1978	if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1979	#endif
1980	rotateQtCamera(0,-1);
1981	}
1982	#if QT_VERSION < 0x040000
1983	else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::ShiftButton)) { // rotate phi
1984	#else
1985	else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1986	#endif
1987	rotateQtCamera(0,1);
1988	}
1989	#if QT_VERSION < 0x040000
1990	if ((event->key() == Qt::Key_Left) && (event->state() & Qt::ShiftButton)) { // rotate theta
1991	#else
1992	if ((event->key() == Qt::Key_Left) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
1993	#endif
1994	rotateQtCamera(1,0);
1995	}
1996	#if QT_VERSION < 0x040000
1997	else if ((event->key() == Qt::Key_Right) && (event->state() & Qt::ShiftButton)) { // rotate theta
1998	#else
1999	else if ((event->key() == Qt::Key_Right) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
2000	#endif
2001	rotateQtCamera(-1,0);
2002	}
2003
2004	#if QT_VERSION < 0x040000
2005	if ((event->state() & Qt::AltButton)) {
2006	#else
2007	if ((event->modifiers() & Qt::AltModifier)) {
2008	#endif
2009	if (event->key() == Qt::Key_Plus) {
2010	fDeltaRotation = fDeltaRotation/0.7;
2011	}
2012	else if (event->key() == Qt::Key_Minus) {
2013	fDeltaRotation = fDeltaRotation*0.7;
2014	}
2015	} else {
2016	if (event->key() == Qt::Key_Plus) {
2017	fVP.SetZoomFactor(fVP.GetZoomFactor()*(1+fDeltaZoom));
2018	updateQWidget();
2019	}
2020	else if (event->key() == Qt::Key_Minus) {
2021	fVP.SetZoomFactor(fVP.GetZoomFactor()*(1-fDeltaZoom));
2022	updateQWidget();
2023	}
2024	}
2025
2026
2027	if (event->key() == Qt::Key_Escape) { // escaped from full screen
2028	#if QT_VERSION >= 0x030200
2029	toggleFullScreen(false);
2030	#endif
2031	}
2032	// several case here : If return is pressed, in every case -> display the movie parameters dialog
2033	// If one parameter is wrong -> put it in red (only save filenam could be wrong..)
2034	// If encoder not found-> does nothing.Only display a message in status box
2035	// If all ok-> generate parameter file
2036	// If ok -> put encoder button enabled
2037
2038	if ((event->key() == Qt::Key_Return) \|\| (event->key() == Qt::Key_Enter)){ // end of video
2039	stopVideo();
2040	}
2041	if (event->key() == Qt::Key_Space){ // start/pause of video
2042	startPauseVideo();
2043	}
2044
2045	// with no modifiers
2046	#if QT_VERSION < 0x040000
2047	if (event->state() == Qt::NoButton) {
2048	#else
2049	if ((event->modifiers() == Qt::NoModifier) \|\| (event->modifiers() == Qt::KeypadModifier )) {
2050	#endif
2051	if (event->key() == Qt::Key_Down) { // go down
2052	moveScene(0,1,0,false);
2053	}
2054	else if (event->key() == Qt::Key_Up) { // go up
2055	moveScene(0,-1,0,false);
2056	}
2057	if (event->key() == Qt::Key_Left) { // go left
2058	moveScene(-1,0,0,false);
2059	}
2060	else if (event->key() == Qt::Key_Right) { // go right
2061	moveScene(1,0,0,false);
2062	}
2063	}
2064	fHoldKeyEvent = false;
2065	}
2066
2067
2068	/** Stop the video. Check all parameters and enable encoder button if all is ok.
2069	*/
2070	void G4OpenGLQtViewer::stopVideo() {
2071
2072	// if encoder parameter is wrong, display parameters dialog and return
2073	if (!fMovieParametersDialog) {
2074	showMovieParametersDialog();
2075	}
2076	setRecordingStatus(STOP);
2077
2078	if (fRecordFrameNumber >0) {
2079	// check parameters if they were modified (Re APPLY them...)
2080	if (!(fMovieParametersDialog->checkEncoderSwParameters())) {
2081	setRecordingStatus(BAD_ENCODER);
2082	} else if (!(fMovieParametersDialog->checkSaveFileNameParameters())) {
2083	setRecordingStatus(BAD_OUTPUT);
2084	}
2085	} else {
2086	resetRecording();
2087	setRecordingInfos("No frame to encode.");
2088	}
2089	}
2090
2091	/** Stop the video. Check all parameters and enable encoder button if all is ok.
2092	*/
2093	void G4OpenGLQtViewer::saveVideo() {
2094
2095	// if encoder parameter is wrong, display parameters dialog and return
2096	if (!fMovieParametersDialog) {
2097	showMovieParametersDialog();
2098	}
2099
2100	fMovieParametersDialog->checkEncoderSwParameters();
2101	fMovieParametersDialog->checkSaveFileNameParameters();
2102
2103	if (fRecordingStep == STOP) {
2104	setRecordingStatus(SAVE);
2105	generateMpegEncoderParameters();
2106	encodeVideo();
2107	}
2108	}
2109
2110
2111	/** Start/Pause the video..
2112	*/
2113	void G4OpenGLQtViewer::startPauseVideo() {
2114
2115	// first time, if temp parameter is wrong, display parameters dialog and return
2116
2117	if (( fRecordingStep == WAIT)) {
2118	if ( fRecordFrameNumber == 0) {
2119	if (getTempFolderPath() == "") { // BAD_OUTPUT
2120	showMovieParametersDialog();
2121	setRecordingInfos("You should specified the temp folder in order to make movie");
2122	return;
2123	} else {
2124	// remove temp folder if it was create
2125	QString tmp = removeTempFolder();
2126	if (tmp !="") {
2127	setRecordingInfos(tmp);
2128	return;
2129	}
2130	tmp = createTempFolder();
2131	if (tmp != "") {
2132	setRecordingInfos("Can't create temp folder."+tmp);
2133	return;
2134	}
2135	}
2136	}
2137	}
2138	if ((fRecordingStep == WAIT)) {
2139	setRecordingStatus(START);
2140	} else if (fRecordingStep == START) {
2141	setRecordingStatus(PAUSE);
2142	} else if (fRecordingStep == PAUSE) {
2143	setRecordingStatus(CONTINUE);
2144	} else if (fRecordingStep == CONTINUE) {
2145	setRecordingStatus(PAUSE);
2146	}
2147	}
2148
2149	void G4OpenGLQtViewer::setRecordingStatus(RECORDING_STEP step) {
2150
2151	fRecordingStep = step;
2152	displayRecordingStatus();
2153	}
2154
2155
2156	void G4OpenGLQtViewer::displayRecordingStatus() {
2157
2158	QString txtStatus = "";
2159	if (fRecordingStep == WAIT) {
2160	txtStatus = "Waiting to start...";
2161	fRecordFrameNumber = 0; // reset the frame number
2162	} else if (fRecordingStep == START) {
2163	txtStatus = "Start Recording...";
2164	} else if (fRecordingStep == PAUSE) {
2165	txtStatus = "Pause Recording...";
2166	} else if (fRecordingStep == CONTINUE) {
2167	txtStatus = "Continue Recording...";
2168	} else if (fRecordingStep == STOP) {
2169	txtStatus = "Stop Recording...";
2170	} else if (fRecordingStep == READY_TO_ENCODE) {
2171	txtStatus = "Ready to Encode...";
2172	} else if (fRecordingStep == ENCODING) {
2173	txtStatus = "Encoding...";
2174	} else if (fRecordingStep == FAILED) {
2175	txtStatus = "Failed to encode...";
2176	} else if ((fRecordingStep == BAD_ENCODER)
2177	\|\| (fRecordingStep == BAD_OUTPUT)
2178	\|\| (fRecordingStep == BAD_TMP)) {
2179	txtStatus = "Correct above errors first";
2180	} else if (fRecordingStep == SUCCESS) {
2181	txtStatus = "File encoded successfully";
2182	} else {
2183	}
2184
2185	if (fMovieParametersDialog) {
2186	fMovieParametersDialog->setRecordingStatus(txtStatus);
2187	} else {
2188	#if QT_VERSION < 0x040000
2189	G4cout << txtStatus.ascii() << G4endl;
2190	#else
2191	G4cout << txtStatus.toStdString().c_str() << G4endl;
2192	#endif
2193	}
2194	setRecordingInfos("");
2195	}
2196
2197
2198	void G4OpenGLQtViewer::setRecordingInfos(QString txt) {
2199	if (fMovieParametersDialog) {
2200	fMovieParametersDialog->setRecordingInfos(txt);
2201	} else {
2202	#if QT_VERSION < 0x040000
2203	G4cout << txt.ascii() << G4endl;
2204	#else
2205	G4cout << txt.toStdString().c_str() << G4endl;
2206	#endif
2207	}
2208	}
2209
2210	/** Init the movie parameters. Temp dir and encoder path
2211	*/
2212	void G4OpenGLQtViewer::initMovieParameters() {
2213	//init encoder
2214
2215	//look for encoderPath
2216	fProcess = new QProcess();
2217
2218	#if QT_VERSION < 0x040000
2219	QObject ::connect(fProcess,SIGNAL(processExited ()),
2220	this,SLOT(processLookForFinished()));
2221	fProcess->setCommunication(QProcess::DupStderr);
2222	fProcess->setArguments(QStringList("which mpeg_encode"));
2223	fProcess->start();
2224	#else
2225	QObject ::connect(fProcess,SIGNAL(finished ( int)),
2226	this,SLOT(processLookForFinished()));
2227	fProcess->setReadChannelMode(QProcess::MergedChannels);
2228	fProcess->start ("which mpeg_encode");
2229	#endif
2230
2231	}
2232
2233	/** @return encoder path or "" if it does not exist
2234	*/
2235	QString G4OpenGLQtViewer::getEncoderPath() {
2236	return fEncoderPath;
2237	}
2238
2239
2240	/**
2241	* set the new encoder path
2242	* @return "" if correct. The error otherwise
2243	*/
2244	QString G4OpenGLQtViewer::setEncoderPath(QString path) {
2245	if (path == "") {
2246	return "File does not exist";
2247	}
2248
2249	#if QT_VERSION < 0x040000
2250	path = QDir::cleanDirPath(path);
2251	#else
2252	path = QDir::cleanPath(path);
2253	#endif
2254	QFileInfo *f = new QFileInfo(path);
2255	if (!f->exists()) {
2256	return "File does not exist";
2257	} else if (f->isDir()) {
2258	return "This is a directory";
2259	} else if (!f->isExecutable()) {
2260	return "File exist but is not executable";
2261	} else if (!f->isFile()) {
2262	return "This is not a file";
2263	}
2264	fEncoderPath = path;
2265
2266	if ((fRecordingStep == BAD_ENCODER)) {
2267	setRecordingStatus(STOP);
2268	}
2269	return "";
2270	}
2271
2272
2273	bool G4OpenGLQtViewer::isRecording(){
2274	if ((fRecordingStep == START) \|\| (fRecordingStep == CONTINUE)) {
2275	return true;
2276	}
2277	return false;
2278	}
2279
2280	bool G4OpenGLQtViewer::isPaused(){
2281	if (fRecordingStep == PAUSE) {
2282	return true;
2283	}
2284	return false;
2285	}
2286
2287	bool G4OpenGLQtViewer::isEncoding(){
2288	if (fRecordingStep == ENCODING) {
2289	return true;
2290	}
2291	return false;
2292	}
2293
2294	bool G4OpenGLQtViewer::isWaiting(){
2295	if (fRecordingStep == WAIT) {
2296	return true;
2297	}
2298	return false;
2299	}
2300
2301	bool G4OpenGLQtViewer::isStopped(){
2302	if (fRecordingStep == STOP) {
2303	return true;
2304	}
2305	return false;
2306	}
2307
2308	bool G4OpenGLQtViewer::isFailed(){
2309	if (fRecordingStep == FAILED) {
2310	return true;
2311	}
2312	return false;
2313	}
2314
2315	bool G4OpenGLQtViewer::isSuccess(){
2316	if (fRecordingStep == SUCCESS) {
2317	return true;
2318	}
2319	return false;
2320	}
2321
2322	bool G4OpenGLQtViewer::isBadEncoder(){
2323	if (fRecordingStep == BAD_ENCODER) {
2324	return true;
2325	}
2326	return false;
2327	}
2328	bool G4OpenGLQtViewer::isBadTmp(){
2329	if (fRecordingStep == BAD_TMP) {
2330	return true;
2331	}
2332	return false;
2333	}
2334	bool G4OpenGLQtViewer::isBadOutput(){
2335	if (fRecordingStep == BAD_OUTPUT) {
2336	return true;
2337	}
2338	return false;
2339	}
2340
2341	void G4OpenGLQtViewer::setBadEncoder(){
2342	fRecordingStep = BAD_ENCODER;
2343	displayRecordingStatus();
2344	}
2345	void G4OpenGLQtViewer::setBadTmp(){
2346	fRecordingStep = BAD_TMP;
2347	displayRecordingStatus();
2348	}
2349	void G4OpenGLQtViewer::setBadOutput(){
2350	fRecordingStep = BAD_OUTPUT;
2351	displayRecordingStatus();
2352	}
2353
2354	void G4OpenGLQtViewer::setWaiting(){
2355	fRecordingStep = WAIT;
2356	displayRecordingStatus();
2357	}
2358
2359
2360	bool G4OpenGLQtViewer::isReadyToEncode(){
2361	if (fRecordingStep == READY_TO_ENCODE) {
2362	return true;
2363	}
2364	return false;
2365	}
2366
2367	void G4OpenGLQtViewer::resetRecording() {
2368	setRecordingStatus(WAIT);
2369	}
2370
2371	/**
2372	* set the temp folder path
2373	* @return "" if correct. The error otherwise
2374	*/
2375	QString G4OpenGLQtViewer::setTempFolderPath(QString path) {
2376
2377	if (path == "") {
2378	return "Path does not exist";
2379	}
2380	#if QT_VERSION < 0x040000
2381	path = QDir::cleanDirPath(path);
2382	#else
2383	path = QDir::cleanPath(path);
2384	#endif
2385	QFileInfo *d = new QFileInfo(path);
2386	if (!d->exists()) {
2387	return "Path does not exist";
2388	} else if (!d->isDir()) {
2389	return "This is not a directory";
2390	} else if (!d->isReadable()) {
2391	return path +" is read protected";
2392	} else if (!d->isWritable()) {
2393	return path +" is write protected";
2394	}
2395
2396	if ((fRecordingStep == BAD_TMP)) {
2397	setRecordingStatus(WAIT);
2398	}
2399	fTempFolderPath = path;
2400	return "";
2401	}
2402
2403	/** @return the temp folder path or "" if it does not exist
2404	*/
2405	QString G4OpenGLQtViewer::getTempFolderPath() {
2406	return fTempFolderPath;
2407	}
2408
2409	/**
2410	* set the save file name path
2411	* @return "" if correct. The error otherwise
2412	*/
2413	QString G4OpenGLQtViewer::setSaveFileName(QString path) {
2414
2415	if (path == "") {
2416	return "Path does not exist";
2417	}
2418
2419	QFileInfo *file = new QFileInfo(path);
2420	QDir dir = file->dir();
2421	#if QT_VERSION < 0x040000
2422	path = QDir::cleanDirPath(path);
2423	#else
2424	path = QDir::cleanPath(path);
2425	#endif
2426	if (file->exists()) {
2427	return "File already exist, please choose a new one";
2428	} else if (!dir.exists()) {
2429	return "Dir does not exist";
2430	} else if (!dir.isReadable()) {
2431	return path +" is read protected";
2432	}
2433
2434	if ((fRecordingStep == BAD_OUTPUT)) {
2435	setRecordingStatus(STOP);
2436	}
2437	fSaveFileName = path;
2438	return "";
2439	}
2440
2441	/** @return the save file path
2442	*/
2443	QString G4OpenGLQtViewer::getSaveFileName() {
2444	return fSaveFileName ;
2445	}
2446
2447	/** Create a Qt_temp folder in the temp folder given
2448	* The temp folder will be like this /tmp/QtMovie_12-02-2008_12_12_58/
2449	* @return "" if success. Error message if not.
2450	*/
2451	QString G4OpenGLQtViewer::createTempFolder() {
2452	fMovieTempFolderPath = "";
2453	//check
2454	QString tmp = setTempFolderPath(fTempFolderPath);
2455	if (tmp != "") {
2456	return tmp;
2457	}
2458	#if QT_VERSION < 0x040000
2459	QString sep = QChar(QDir::separator());
2460	#else
2461	QString sep = QString(QDir::separator());
2462	#endif
2463	QString path = sep+"QtMovie_"+QDateTime::currentDateTime ().toString("dd-MM-yyyy_hh-mm-ss")+sep;
2464	#if QT_VERSION < 0x040000
2465	QDir *d = new QDir(QDir::cleanDirPath(fTempFolderPath));
2466	#else
2467	QDir *d = new QDir(QDir::cleanPath(fTempFolderPath));
2468	#endif
2469	// check if it is already present
2470	if (d->exists(path)) {
2471	return "Folder "+path+" already exists.Please remove it first";
2472	}
2473	if (d->mkdir(fTempFolderPath+path)) {
2474	fMovieTempFolderPath = fTempFolderPath+path;
2475	return "";
2476	} else {
2477	return "Can't create "+fTempFolderPath+path;
2478	}
2479	return "-";
2480	}
2481
2482	/** Remove the Qt_temp folder in the temp folder
2483	*/
2484	QString G4OpenGLQtViewer::removeTempFolder() {
2485	// remove files in Qt_temp folder
2486	if (fMovieTempFolderPath == "") {
2487	return "";
2488	}
2489	#if QT_VERSION < 0x040000
2490	QDir *d = new QDir(QDir::cleanDirPath(fMovieTempFolderPath));
2491	#else
2492	QDir *d = new QDir(QDir::cleanPath(fMovieTempFolderPath));
2493	#endif
2494	if (!d->exists()) {
2495	return ""; // already remove
2496	}
2497
2498	d->setFilter( QDir::Files );
2499	QStringList subDirList = d->entryList();
2500	int res = true;
2501	QString error = "";
2502	for (QStringList::ConstIterator it = subDirList.begin() ;(it != subDirList.end()) ; it++) {
2503	const QString currentFile = *it;
2504	if (!d->remove(currentFile)) {
2505	res = false;
2506	QString file = fMovieTempFolderPath+currentFile;
2507	error +="Removing file failed : "+file;
2508	} else {
2509	}
2510	}
2511	if (res) {
2512	if (d->rmdir(fMovieTempFolderPath)) {
2513	fMovieTempFolderPath = "";
2514	return "";
2515	} else {
2516	return "Dir "+fMovieTempFolderPath+" should be empty, but could not remove it";
2517	}
2518
2519	}
2520	return "Could not remove "+fMovieTempFolderPath+" because of the following errors :"+error;
2521	}
2522
2523
2524
2525	bool G4OpenGLQtViewer::hasPendingEvents () {
2526	return ((QApplication*)G4Qt::getInstance ())->hasPendingEvents ();
2527	}
2528
2529	bool G4OpenGLQtViewer::generateMpegEncoderParameters () {
2530
2531	// save the parameter file
2532	FILE* fp;
2533	#if QT_VERSION < 0x040000
2534	fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).ascii(), "w");
2535	#else
2536	fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).toStdString().c_str(), "w");
2537	#endif
2538
2539	if (fp == NULL) {
2540	setRecordingInfos("Generation of parameter file failed");
2541	return false;
2542	}
2543
2544	fprintf (fp,"# parameter file template with lots of comments to assist you\n");
2545	fprintf (fp,"#\n");
2546	fprintf (fp,"# you can use this as a template, copying it to a separate file then modifying\n");
2547	fprintf (fp,"# the copy\n");
2548	fprintf (fp,"#\n");
2549	fprintf (fp,"#\n");
2550	fprintf (fp,"# any line beginning with '#' is a comment\n");
2551	fprintf (fp,"#\n");
2552	fprintf (fp,"# no line should be longer than 255 characters\n");
2553	fprintf (fp,"#\n");
2554	fprintf (fp,"#\n");
2555	fprintf (fp,"# general format of each line is:\n");
2556	fprintf (fp,"# \n");
2557	fprintf (fp,"#\n");
2558	fprintf (fp,"# lines can generally be in any order\n");
2559	fprintf (fp,"#\n");
2560	fprintf (fp,"# an exception is the option 'INPUT' which must be followed by input\n");
2561	fprintf (fp,"# files in the order in which they must appear, followed by 'END_INPUT'\n");
2562	fprintf (fp,"#\n");
2563	fprintf (fp,"# Also, if you use the `command` method of generating input file names,\n");
2564	fprintf (fp,"# the command will only be executed in the INPUT_DIR if INPUT_DIR preceeds\n");
2565	fprintf (fp,"# the INPUT parameter.\n");
2566	fprintf (fp,"#\n");
2567	fprintf (fp,"# MUST be in UPPER CASE\n");
2568	fprintf (fp,"#\n");
2569	fprintf (fp,"\n");
2570	fprintf (fp,"# Pattern affects speed, quality and compression. See the User's Guide\n");
2571	fprintf (fp,"# for more info.\n");
2572	fprintf (fp,"\n");
2573	fprintf (fp,"PATTERN IBBPBBPBBPBBPBBP\n");
2574	#if QT_VERSION < 0x040000
2575	fprintf (fp,"OUTPUT %s\n",getSaveFileName().ascii());
2576	#else
2577	fprintf (fp,"OUTPUT %s\n",getSaveFileName().toStdString().c_str());
2578	#endif
2579	fprintf (fp,"\n");
2580	fprintf (fp,"# mpeg_encode really only accepts 3 different file formats, but using a\n");
2581	fprintf (fp,"# conversion statement it can effectively handle ANY file format\n");
2582	fprintf (fp,"#\n");
2583	fprintf (fp,"# You must specify the type of the input files. The choices are:\n");
2584	fprintf (fp,"# YUV, PPM, JMOVIE, Y, JPEG, PNM\n");
2585	fprintf (fp,"# (must be upper case)\n");
2586	fprintf (fp,"#\n");
2587	fprintf (fp,"BASE_FILE_FORMAT PPM\n");
2588	fprintf (fp,"\n");
2589	fprintf (fp,"#\n");
2590	fprintf (fp,"# if YUV format (or using parallel version), must provide width and height\n");
2591	fprintf (fp,"# YUV_SIZE widthxheight\n");
2592	fprintf (fp,"# this option is ignored if BASE_FILE_FORMAT is not YUV and you're running\n");
2593	fprintf (fp,"# on just one machine\n");
2594	fprintf (fp,"#\n");
2595	fprintf (fp,"YUV_SIZE 352x240\n");
2596	fprintf (fp,"\n");
2597	fprintf (fp,"# If you are using YUV, there are different supported file formats.\n");
2598	fprintf (fp,"# EYUV or UCB are the same as previous versions of this encoder.\n");
2599	fprintf (fp,"# (All the Y's, then U's then V's, in 4:2:0 subsampling.)\n");
2600	fprintf (fp,"# Other formats, such as Abekas, Phillips, or a general format are\n");
2601	fprintf (fp,"# permissible, the general format is a string of Y's, U's, and V's\n");
2602	fprintf (fp,"# to specify the file order.\n");
2603	fprintf (fp,"\n");
2604	fprintf (fp,"INPUT_FORMAT UCB\n");
2605	fprintf (fp,"\n");
2606	fprintf (fp,"# the conversion statement\n");
2607	fprintf (fp,"#\n");
2608	fprintf (fp,"# Each occurrence of '*' will be replaced by the input file\n");
2609	fprintf (fp,"#\n");
2610	fprintf (fp,"# e.g., if you have a bunch of GIF files, then this might be:\n");
2611	fprintf (fp,"# INPUT_CONVERT giftoppm *\n");
2612	fprintf (fp,"#\n");
2613	fprintf (fp,"# e.g., if you have a bunch of files like a.Y a.U a.V, etc., then:\n");
2614	fprintf (fp,"# INPUT_CONVERT cat .Y .U *.V\n");
2615	fprintf (fp,"#\n");
2616	fprintf (fp,"# e.g., if you are grabbing from laser disc you might have something like\n");
2617	fprintf (fp,"# INPUT_CONVERT goto frame *; grabppm\n");
2618	fprintf (fp,"# 'INPUT_CONVERT *' means the files are already in the base file format\n");
2619	fprintf (fp,"#\n");
2620	fprintf (fp,"INPUT_CONVERT * \n");
2621	fprintf (fp,"\n");
2622	fprintf (fp,"# number of frames in a GOP.\n");
2623	fprintf (fp,"#\n");
2624	fprintf (fp,"# since each GOP must have at least one I-frame, the encoder will find the\n");
2625	fprintf (fp,"# the first I-frame after GOP_SIZE frames to start the next GOP\n");
2626	fprintf (fp,"#\n");
2627	fprintf (fp,"# later, will add more flexible GOP signalling\n");
2628	fprintf (fp,"#\n");
2629	fprintf (fp,"GOP_SIZE 16\n");
2630	fprintf (fp,"\n");
2631	fprintf (fp,"# number of slices in a frame\n");
2632	fprintf (fp,"#\n");
2633	fprintf (fp,"# 1 is a good number. another possibility is the number of macroblock rows\n");
2634	fprintf (fp,"# (which is the height divided by 16)\n");
2635	fprintf (fp,"#\n");
2636	fprintf (fp,"SLICES_PER_FRAME 1\n");
2637	fprintf (fp,"\n");
2638	fprintf (fp,"# directory to get all input files from (makes this file easier to read)\n");
2639	#if QT_VERSION < 0x040000
2640	fprintf (fp,"INPUT_DIR %s\n",fMovieTempFolderPath.ascii());
2641	#else
2642	fprintf (fp,"INPUT_DIR %s\n",fMovieTempFolderPath.toStdString().c_str());
2643	#endif
2644	fprintf (fp,"\n");
2645	fprintf (fp,"# There are a bunch of ways to specify the input files.\n");
2646	fprintf (fp,"# from a simple one-per-line listing, to the following \n");
2647	fprintf (fp,"# way of numbering them. See the manual for more information.\n");
2648	fprintf (fp,"INPUT\n");
2649	fprintf (fp,"# '*' is replaced by the numbers 01, 02, 03, 04\n");
2650	fprintf (fp,"# if I instead do [01-11], it would be 01, 02, ..., 09, 10, 11\n");
2651	fprintf (fp,"# if I instead do [1-11], it would be 1, 2, 3, ..., 9, 10, 11\n");
2652	fprintf (fp,"# if I instead do [1-11+3], it would be 1, 4, 7, 10\n");
2653	fprintf (fp,"# the program assumes none of your input files has a name ending in ']'\n");
2654	fprintf (fp,"# if you do, too bad!!!\n");
2655	fprintf (fp,"#\n");
2656	fprintf (fp,"#\n");
2657	fprintf (fp,"Test*.ppm [0-%d]\n",fRecordFrameNumber-1);
2658	fprintf (fp,"# can have more files here if you want...there is no limit on the number\n");
2659	fprintf (fp,"# of files\n");
2660	fprintf (fp,"END_INPUT\n");
2661	fprintf (fp,"\n");
2662	fprintf (fp,"\n");
2663	fprintf (fp,"\n");
2664	fprintf (fp,"# Many of the remaining options have to do with the motion search and qscale\n");
2665	fprintf (fp,"\n");
2666	fprintf (fp,"# FULL or HALF -- must be upper case\n");
2667	fprintf (fp,"# Should be FULL for computer generated images\n");
2668	fprintf (fp,"PIXEL FULL\n");
2669	fprintf (fp,"\n");
2670	fprintf (fp,"# means +/- this many pixels for both P and B frame searches\n");
2671	fprintf (fp,"# specify two numbers if you wish to serc different ranges in the two.\n");
2672	fprintf (fp,"RANGE 10\n");
2673	fprintf (fp,"\n");
2674	fprintf (fp,"# The two search algorithm parameters below mostly affect speed,\n");
2675	fprintf (fp,"# with some affect on compression and almost none on quality.\n");
2676	fprintf (fp,"\n");
2677	fprintf (fp,"# this must be one of {EXHAUSTIVE, SUBSAMPLE, LOGARITHMIC}\n");
2678	fprintf (fp,"PSEARCH_ALG LOGARITHMIC\n");
2679	fprintf (fp,"\n");
2680	fprintf (fp,"# this must be one of {SIMPLE, CROSS2, EXHAUSTIVE}\n");
2681	fprintf (fp,"#\n");
2682	fprintf (fp,"# note that EXHAUSTIVE is really, really, really slow\n");
2683	fprintf (fp,"#\n");
2684	fprintf (fp,"BSEARCH_ALG SIMPLE\n");
2685	fprintf (fp,"\n");
2686	fprintf (fp,"#\n");
2687	fprintf (fp,"# these specify the q-scale for I, P, and B frames\n");
2688	fprintf (fp,"# (values must be between 1 and 31)\n");
2689	fprintf (fp,"# These are the Qscale values for the entire frame in variable bit-rate\n");
2690	fprintf (fp,"# mode, and starting points (but not important) for constant bit rate\n");
2691	fprintf (fp,"#\n");
2692	fprintf (fp,"\n");
2693	fprintf (fp,"# Qscale (Quantization scale) affects quality and compression,\n");
2694	fprintf (fp,"# but has very little effect on speed.\n");
2695	fprintf (fp,"\n");
2696	fprintf (fp,"IQSCALE 4\n");
2697	fprintf (fp,"PQSCALE 5\n");
2698	fprintf (fp,"BQSCALE 12\n");
2699	fprintf (fp,"\n");
2700	fprintf (fp,"# this must be ORIGINAL or DECODED\n");
2701	fprintf (fp,"REFERENCE_FRAME ORIGINAL\n");
2702	fprintf (fp,"\n");
2703	fprintf (fp,"# for parallel parameters see parallel.param in the exmaples subdirectory\n");
2704	fprintf (fp,"\n");
2705	fprintf (fp,"# if you want constant bit-rate mode, specify it as follows (number is bits/sec):\n");
2706	fprintf (fp,"#BIT_RATE 1000000\n");
2707	fprintf (fp,"\n");
2708	fprintf (fp,"# To specify the buffer size (327680 is default, measused in bits, for 16bit words)\n");
2709	fprintf (fp,"BUFFER_SIZE 327680\n");
2710	fprintf (fp,"\n");
2711	fprintf (fp,"# The frame rate is the number of frames/second (legal values:\n");
2712	fprintf (fp,"# 23.976, 24, 25, 29.97, 30, 50 ,59.94, 60\n");
2713	fprintf (fp,"FRAME_RATE 30\n");
2714	fprintf (fp,"\n");
2715	fprintf (fp,"# There are many more options, see the users manual for examples....\n");
2716	fprintf (fp,"# ASPECT_RATIO, USER_DATA, GAMMA, IQTABLE, etc.\n");
2717	fprintf (fp,"\n");
2718	fprintf (fp,"\n");
2719	fclose (fp);
2720
2721	setRecordingInfos("Parameter file "+fParameterFileName+" generated in "+fMovieTempFolderPath);
2722	setRecordingStatus(READY_TO_ENCODE);
2723	return true;
2724	}
2725
2726	void G4OpenGLQtViewer::encodeVideo()
2727	{
2728	if ((getEncoderPath() != "") && (getSaveFileName() != "")) {
2729	setRecordingStatus(ENCODING);
2730
2731	#if QT_VERSION < 0x040000
2732	QStringList args = QStringList(fEncoderPath);
2733	args.push_back(fMovieTempFolderPath+fParameterFileName);
2734	fProcess = new QProcess(args);
2735	QObject ::connect(fProcess,SIGNAL(processExited ()),
2736	this,SLOT(processEncodeFinished()));
2737	QObject ::connect(fProcess,SIGNAL(readyReadStdout ()),
2738	this,SLOT(processEncodeStdout()));
2739	fProcess->setCommunication(QProcess::DupStderr);
2740	fProcess->launch("");
2741	#else
2742	fProcess = new QProcess();
2743	#if QT_VERSION > 0x040100
2744	QObject ::connect(fProcess,SIGNAL(finished ( int,QProcess::ExitStatus)),
2745	this,SLOT(processEncodeFinished()));
2746	QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2747	this,SLOT(processEncodeStdout()));
2748	#else
2749	QObject ::connect(fProcess,SIGNAL(finished ( int)),
2750	this,SLOT(processEncodeFinished()));
2751	QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2752	this,SLOT(processEncodeStdout()));
2753	#endif
2754	fProcess->setReadChannelMode(QProcess::MergedChannels);
2755	fProcess->start (fEncoderPath, QStringList(fMovieTempFolderPath+fParameterFileName));
2756	#endif
2757	}
2758	}
2759
2760
2761	// FIXME : does not work on Qt3
2762	void G4OpenGLQtViewer::processEncodeStdout()
2763	{
2764	#if QT_VERSION > 0x040000
2765	QString tmp = fProcess->readAllStandardOutput ().data();
2766	int start = tmp.lastIndexOf("ESTIMATED TIME");
2767	tmp = tmp.mid(start,tmp.indexOf("\n",start)-start);
2768	#else
2769	QString tmp = fProcess->readStdout ().data();
2770	int start = tmp.findRev("ESTIMATED TIME");
2771	tmp = tmp.mid(start,tmp.find("\n",start)-start);
2772	#endif
2773	setRecordingInfos(tmp);
2774	}
2775
2776
2777	void G4OpenGLQtViewer::processEncodeFinished()
2778	{
2779
2780	QString txt = "";
2781	txt = getProcessErrorMsg();
2782	if (txt == "") {
2783	setRecordingStatus(SUCCESS);
2784	} else {
2785	setRecordingStatus(FAILED);
2786	}
2787	// setRecordingInfos(txt+removeTempFolder());
2788	}
2789
2790
2791	void G4OpenGLQtViewer::processLookForFinished()
2792	{
2793
2794	QString txt = getProcessErrorMsg();
2795	if (txt != "") {
2796	fEncoderPath = "";
2797	} else {
2798	#if QT_VERSION > 0x040000
2799	fEncoderPath = QString(fProcess->readAllStandardOutput ().data()).trimmed();
2800	#else
2801	fEncoderPath = QString(fProcess->readStdout ().data()).simplifyWhiteSpace();
2802	#endif
2803	// if not found, return "not found"
2804	if (fEncoderPath.contains(" ")) {
2805	fEncoderPath = "";
2806	} else if (!fEncoderPath.contains("mpeg_encode")) {
2807	fEncoderPath = "";
2808	}
2809	setEncoderPath(fEncoderPath);
2810	}
2811	// init temp folder
2812	#if QT_VERSION > 0x040000
2813	setTempFolderPath(QDir::temp ().absolutePath ());
2814	#else
2815	// Let's have a try
2816	setTempFolderPath("/tmp/");
2817	#endif
2818	}
2819
2820
2821	QString G4OpenGLQtViewer::getProcessErrorMsg()
2822	{
2823	QString txt = "";
2824	#if QT_VERSION < 0x040000
2825	if (!fProcess->normalExit ()) {
2826	txt = "Exist status "+ fProcess->exitStatus ();
2827	}
2828	#else
2829	if (fProcess->exitCode() != 0) {
2830	switch (fProcess->error()) {
2831	case QProcess::FailedToStart:
2832	txt = "The process failed to start. Either the invoked program is missing, or you may have insufficient permissions to invoke the program.\n";
2833	break;
2834	case QProcess::Crashed:
2835	txt = "The process crashed some time after starting successfully.\n";
2836	break;
2837	case QProcess::Timedout:
2838	txt = "The last waitFor...() function timed out. The state of QProcess is unchanged, and you can try calling waitFor...() again.\n";
2839	break;
2840	case QProcess::WriteError:
2841	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";
2842	break;
2843	case QProcess::ReadError:
2844	txt = "An error occurred when attempting to read from the process. For example, the process may not be running.\n";
2845	break;
2846	case QProcess::UnknownError:
2847	txt = "An unknown error occurred. This is the default return value of error().\n";
2848	break;
2849	}
2850	}
2851	#endif
2852	return txt;
2853	}
2854
2855	/*
2856
2857	void MultiLayer::exportToSVG(const QString& fname)
2858	{
2859	QPicture picture;
2860	QPainter p(&picture);
2861	for (int i=0;i<(int)graphsList->count();i++)
2862	{
2863	Graph gr=(Graph )graphsList->at(i);
2864	Plot myPlot= (Plot )gr->plotWidget();
2865
2866	QPoint pos=gr->pos();
2867
2868	int width=int(myPlot->frameGeometry().width());
2869	int height=int(myPlot->frameGeometry().height());
2870
2871	myPlot->print(&p, QRect(pos,QSize(width,height)));
2872	}
2873
2874	p.end();
2875	picture.save(fname, "svg");
2876	}
2877	*/
2878	#endif

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