source: trunk/source/visualization/OpenGL/src/G4OpenGLStoredQtViewer.cc@ 846

Last change on this file since 846 was 846, checked in by garnier, 17 years ago

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1//
2// ********************************************************************
3// * License and Disclaimer *
4// * *
5// * The Geant4 software is copyright of the Copyright Holders of *
6// * the Geant4 Collaboration. It is provided under the terms and *
7// * conditions of the Geant4 Software License, included in the file *
8// * LICENSE and available at http://cern.ch/geant4/license . These *
9// * include a list of copyright holders. *
10// * *
11// * Neither the authors of this software system, nor their employing *
12// * institutes,nor the agencies providing financial support for this *
13// * work make any representation or warranty, express or implied, *
14// * regarding this software system or assume any liability for its *
15// * use. Please see the license in the file LICENSE and URL above *
16// * for the full disclaimer and the limitation of liability. *
17// * *
18// * This code implementation is the result of the scientific and *
19// * technical work of the GEANT4 collaboration. *
20// * By using, copying, modifying or distributing the software (or *
21// * any work based on the software) you agree to acknowledge its *
22// * use in resulting scientific publications, and indicate your *
23// * acceptance of all terms of the Geant4 Software license. *
24// ********************************************************************
25//
26//
27// $Id: G4OpenGLStoredQtViewer.cc,v 1.15 2008/06/20 13:55:06 lgarnier Exp $
28// GEANT4 tag $Name: $
29//
30//
31// Class G4OpenGLStoredQtViewer : a class derived from G4OpenGLQtViewer and
32// G4OpenGLStoredViewer.
33
34#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
35
36//#define GEANT4_QT_DEBUG
37
38#include "G4OpenGLStoredQtViewer.hh"
39
40#include "G4ios.hh"
41
42//#include <qmouseevent.h>
43#include <qevent.h> // include <qcontextmenuevent.h>
44
45G4OpenGLStoredQtViewer::G4OpenGLStoredQtViewer
46(G4OpenGLStoredSceneHandler& sceneHandler,
47 const G4String& name):
48 G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
49 G4OpenGLViewer (sceneHandler),
50 G4OpenGLQtViewer (sceneHandler),
51 G4OpenGLStoredViewer (sceneHandler) // FIXME : gerer le pb du parent !
52{
53#if QT_VERSION < 0x040000
54 setFocusPolicy(QWidget::StrongFocus); // enable keybord events
55#else
56 setFocusPolicy(Qt::StrongFocus); // enable keybord events
57#endif
58 nbPaint =0;
59 hasToRepaint =false;
60 if (fViewId < 0) return; // In case error in base class instantiation.
61}
62
63G4OpenGLStoredQtViewer::~G4OpenGLStoredQtViewer() {
64#ifdef GEANT4_QT_DEBUG
65 printf("GLWidget::~GLWidget \n");
66#endif
67 makeCurrent();
68 // this is connect to the Dialog for deleting it properly
69 // when close event.
70 // ((QDialog*)window())->reject();
71#ifdef GEANT4_QT_DEBUG
72 printf("GLWidget::~GLWidget END\n");
73#endif
74}
75
76void G4OpenGLStoredQtViewer::Initialise() {
77#ifdef GEANT4_QT_DEBUG
78 printf("GLWidget::Initialise \n");
79#endif
80 readyToPaint = false;
81 CreateGLQtContext ();
82#ifdef GEANT4_QT_DEBUG
83 printf("G4OpenGLStoredQtViewer::Initialise () 2\n");
84#endif
85 CreateMainWindow (this);
86#ifdef GEANT4_QT_DEBUG
87 printf("G4OpenGLStoredQtViewer::Initialise () 3\n");
88#endif
89 CreateFontLists (); // FIXME Does nothing!
90
91#ifdef GEANT4_QT_DEBUG
92 printf("readyToPaint = true \n");
93#endif
94 readyToPaint = true;
95}
96
97void G4OpenGLStoredQtViewer::initializeGL () {
98
99 InitializeGLView ();
100
101#ifdef GEANT4_QT_DEBUG
102 printf("G4OpenGLStoredQtViewer::InitialiseGL () 1\n");
103#endif
104
105 // clear the buffers and window.
106 ClearView ();
107 // printf("G4OpenGLStoredQtViewer::InitialiseGL () 2\n");
108 FinishView ();
109
110 glDepthFunc (GL_LEQUAL);
111 glDepthMask (GL_TRUE);
112
113 hasToRepaint =true;
114
115#ifdef GEANT4_QT_DEBUG
116 printf("G4OpenGLStoredQtViewer::InitialiseGL -------------------------------------------------------------------------------------\n");
117#endif
118}
119
120
121void G4OpenGLStoredQtViewer::DrawView () {
122
123#ifdef GEANT4_QT_DEBUG
124 printf("G4OpenGLQtViewer::setupViewport\n");
125 printf("G4OpenGLStoredQtViewer::DrawView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",WinSize_x, WinSize_y);
126#endif
127 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
128
129 //Make sure current viewer is attached and clean...
130 //Qt version needed
131 // glViewport (0, 0, WinSize_x, WinSize_y);
132
133 //See if things have changed from last time and remake if necessary...
134 // The fNeedKernelVisit flag might have been set by the user in
135 // /vis/viewer/rebuild, but if not, make decision and set flag only
136 // if necessary...
137 if (!fNeedKernelVisit)
138
139 if (!fNeedKernelVisit) KernelVisitDecision ();
140
141 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
142 ProcessView ();
143
144
145 if(style!=G4ViewParameters::hlr &&
146 haloing_enabled) {
147#ifdef GEANT4_QT_DEBUG
148 printf("G4OpenGLStoredQtViewer::DrawView DANS LE IF\n");
149#endif
150
151 HaloingFirstPass ();
152 DrawDisplayLists ();
153 glFlush ();
154
155 HaloingSecondPass ();
156
157 DrawDisplayLists ();
158 FinishView ();
159
160 } else {
161
162 // If kernel visit was needed, drawing and FinishView will already
163 // have been done, so...
164 if (!kernelVisitWasNeeded) {
165#ifdef GEANT4_QT_DEBUG
166 printf("************************** G4OpenGLStoredQtViewer::DrawView Don't need kernel Visit \n");
167#endif
168 DrawDisplayLists ();
169 FinishView ();
170 } else {
171#ifdef GEANT4_QT_DEBUG
172 printf("************************** G4OpenGLStoredQtViewer::DrawView need kernel Visit \n");
173#endif
174 // However, union cutaways are implemented in DrawDisplayLists, so make
175 // an extra pass...
176 if (fVP.IsCutaway() &&
177 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
178 ClearView();
179 DrawDisplayLists ();
180 FinishView ();
181#ifdef GEANT4_QT_DEBUG
182 printf("*************************** CASE 4 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
183#endif
184 } else { // ADD TO AVOID KernelVisit=1 and nothing to display
185 DrawDisplayLists ();
186 FinishView ();
187 }
188 }
189 }
190
191 if (isRecording()) {
192 savePPMToTemp();
193 }
194
195#ifdef GEANT4_QT_DEBUG
196 printf("G4OpenGLStoredQtViewer::DrawView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
197#endif
198 hasToRepaint =true;
199}
200
201
202//////////////////////////////////////////////////////////////////////////////
203void G4OpenGLStoredQtViewer::FinishView (
204)
205//////////////////////////////////////////////////////////////////////////////
206//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
207{
208 glFlush ();
209 swapBuffers ();
210}
211
212
213/**
214 - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
215*/
216void G4OpenGLStoredQtViewer::resizeGL(
217 int aWidth
218 ,int aHeight)
219{
220 setupViewport(aWidth,aHeight);
221
222 if (((WinSize_x != (G4int)aWidth)) || (WinSize_y != (G4int) aHeight)) {
223 hasToRepaint =true;
224 }
225 WinSize_x = (G4int) aWidth;
226 WinSize_y = (G4int) aHeight;
227
228#ifdef GEANT4_QT_DEBUG
229 printf("G4OpenGLStoredQtViewer::resizeGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d %d=%d %d=%d\n",hasToRepaint,width(),aWidth,height(),aHeight);
230#endif
231}
232
233
234/**
235 @see :
236*/
237
238void G4OpenGLStoredQtViewer::paintGL()
239{
240 if (!readyToPaint) {
241#ifdef GEANT4_QT_DEBUG
242 printf("G4OpenGLStoredQtViewer::paintGL ============ Not ready %d\n",readyToPaint);
243#endif
244 readyToPaint= true;
245 return;
246 }
247 // DO NOT RESIZE IF SIZE HAS NOT CHANGE :
248 // WHEN CLICK ON THE FRAME FOR EXAMPLE
249 // EXECEPT WHEN MOUSE MOVE EVENT
250 if ( !hasToRepaint) {
251 if (((WinSize_x == (G4int)width())) &&(WinSize_y == (G4int) height())) {
252#ifdef GEANT4_QT_DEBUG
253 printf("G4OpenGLStoredQtViewer::paintGL ============ Dont repaint\n");
254#endif
255 return;
256 }
257 }
258 nbPaint++;
259#ifdef GEANT4_QT_DEBUG
260 printf("G4OpenGLStoredQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV %d ready %d\n",nbPaint,readyToPaint);
261#endif
262 WinSize_x = (G4int) width();
263 WinSize_y = (G4int) height();
264
265 setupViewport(width(),height());
266 // glViewport (0, 0, width(), height());
267 // glLoadIdentity();
268
269
270 SetView();
271
272 // // printf("before ClearView\n");
273#ifdef GEANT4_QT_DEBUG
274 printf(" ClearView\n");
275#endif
276
277 ClearView (); //ok, put the background correct
278 DrawView();
279
280 hasToRepaint =false;
281
282#ifdef GEANT4_QT_DEBUG
283 printf("G4OpenGLStoredQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %d ready %d\n",nbPaint,readyToPaint);
284#endif
285}
286
287void G4OpenGLStoredQtViewer::mousePressEvent(QMouseEvent *event)
288{
289#if QT_VERSION < 0x040000
290 if ((event->button() & Qt::LeftButton)
291 && !((event->state() & Qt::ShiftButton)
292 || (event->state() & Qt::ControlButton)
293 || (event->state() & Qt::AltButton)
294 || (event->state() & Qt::MetaButton))) {
295#else
296 if ((event->buttons() & Qt::LeftButton)
297 && !((event->modifiers() & Qt::ShiftModifier)
298 || (event->modifiers() & Qt::ControlModifier)
299 || (event->modifiers() & Qt::AltModifier)
300 || (event->modifiers() & Qt::MetaModifier))) {
301#endif
302#ifdef GEANT4_QT_DEBUG
303 printf("G4OpenGLStoredQtViewer::mousePressEvent\n");
304#endif
305 setMouseTracking(true);
306 G4MousePressEvent(event->pos());
307 }
308}
309
310void G4OpenGLStoredQtViewer::keyPressEvent (QKeyEvent * event)
311{
312 G4keyPressEvent(event);
313}
314
315void G4OpenGLStoredQtViewer::wheelEvent (QWheelEvent * event)
316{
317 G4wheelEvent(event);
318}
319
320/**
321 * This function was build in order to make a zoom on double clic event.
322 * It was think to build a rubberband on the zoom area, but never work fine
323 */
324void G4OpenGLStoredQtViewer::mouseDoubleClickEvent(QMouseEvent *event)
325{
326#ifdef GEANT4_QT_DEBUG
327 printf("G4OpenGLStoredQtViewer::mouseDoubleClickEvent\n");
328#endif
329 setMouseTracking(true);
330 // glBufferImage = grabFrameBuffer().convertToFormat(QImage::Format_ARGB32);//_Premultiplied);
331}
332
333void G4OpenGLStoredQtViewer::mouseReleaseEvent(QMouseEvent *event)
334{
335 G4MouseReleaseEvent();
336#ifdef GEANT4_QT_DEBUG
337 printf("G4OpenGLStoredQtViewer::mouseReleaseEvent ================\n");
338#endif
339 setMouseTracking(false);
340}
341
342void G4OpenGLStoredQtViewer::mouseMoveEvent(QMouseEvent *event)
343{
344
345#if QT_VERSION < 0x040000
346 G4MouseMoveEvent(event->x(),event->y(),event->state());
347#else
348 G4MouseMoveEvent(event->x(),event->y(),event->buttons());
349#endif
350}
351
352
353void G4OpenGLStoredQtViewer::contextMenuEvent(QContextMenuEvent *e)
354{
355#ifdef GEANT4_QT_DEBUG
356 printf("G4OpenGLStoredQtViewer::contextMenuEvent\n");
357#endif
358 manageContextMenuEvent(e);
359}
360
361void G4OpenGLStoredQtViewer::updateQWidget() {
362 hasToRepaint= true;
363 updateGL();
364 hasToRepaint= false;
365}
366
367
368#endif
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