source: trunk/source/visualization/OpenGL/src/G4OpenGLImmediateQtViewer.cc@ 1121

Last change on this file since 1121 was 1121, checked in by garnier, 16 years ago

en test...ca marche encore...
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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: G4OpenGLImmediateQtViewer.cc,v 1.14 2009/05/13 10:28:00 lgarnier Exp $
28// GEANT4 tag $Name: $
29//
30//
31// Class G4OpenGLImmediateQtViewer : a class derived from G4OpenGLQtViewer and
32// G4OpenGLImmediateViewer.
33
34#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
35#define QT_STORE_46_DBG 1
36
37#include "G4VViewer.hh"
38#include "G4OpenGLImmediateQtViewer.hh"
39#include "G4OpenGLImmediateSceneHandler.hh"
40
41#include "G4ios.hh"
42
43G4OpenGLImmediateQtViewer::G4OpenGLImmediateQtViewer
44(G4OpenGLImmediateSceneHandler& sceneHandler,
45 const G4String& name):
46 G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
47 G4OpenGLViewer (sceneHandler),
48 G4OpenGLQtViewer (sceneHandler),
49 G4OpenGLImmediateViewer (sceneHandler)
50{
51
52#if QT_VERSION < 0x040000
53 setFocusPolicy(QWidget::StrongFocus); // enable keybord events
54#else
55 setFocusPolicy(Qt::StrongFocus); // enable keybord events
56#endif
57 fHasToRepaint =false;
58
59 if (fViewId < 0) return; // In case error in base class instantiation.
60}
61
62G4OpenGLImmediateQtViewer::~G4OpenGLImmediateQtViewer() {
63 makeCurrent();
64}
65
66void G4OpenGLImmediateQtViewer::Initialise() {
67#ifdef G4DEBUG_VIS_OGL
68 printf("G4OpenGLImmediateQtViewer::Initialise \n");
69#endif
70 fReadyToPaint = false;
71 CreateMainWindow (this,QString(fName));
72 CreateFontLists ();
73
74 fReadyToPaint = true;
75}
76
77#ifdef QT_STORE_46_DBG
78void G4OpenGLImmediateQtViewer::initializeGL () {
79 glShadeModel(GL_SMOOTH); // Enable Smooth Shading
80 glClearColor(0.0f, 0.0f, 0.0f, 0.5f); // Black Background
81 glClearDepth(1.0f); // Depth Buffer Setup
82 glEnable(GL_DEPTH_TEST); // Enables Depth Testing
83 glDepthFunc(GL_LEQUAL); // The Type Of Depth Testing To Do
84 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); // Really Nice Perspective Calculations
85
86
87 return; // Initialization Went OK
88
89
90 }
91#else
92void G4OpenGLImmediateQtViewer::initializeGL () {
93
94 InitializeGLView ();
95
96
97 // If a double buffer context has been forced upon us, ignore the
98 // back buffer for this OpenGLImmediate view.
99 // glDrawBuffer (GL_FRONT); // FIXME : Ne marche pas avec cette ligne, mais affiche le run correctement...
100 // clear the buffers and window.
101 ClearView ();
102 FinishView ();
103
104 glDepthFunc (GL_LEQUAL);
105 glDepthMask (GL_TRUE);
106
107 if (fSceneHandler.GetScene() == 0) {
108 fHasToRepaint =false;
109 } else {
110 fHasToRepaint =true;
111 }
112
113}
114#endif
115
116/** To ensure compatibility with DrawView method
117 */
118void G4OpenGLImmediateQtViewer::DrawView() {
119#ifdef G4DEBUG_VIS_OGL
120 printf("G4OpenGLImmediateQtViewer::DrawView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
121#endif
122 // That's no the same logic as Stored Viewer, I don't know why...
123 // see G4OpenGLStoredQtViewer::DrawView for more informations
124
125 updateQWidget();
126#ifdef G4DEBUG_VIS_OGL
127 printf("G4OpenGLImmediateQtViewer::DrawView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n");
128#endif
129}
130
131
132#ifdef QT_STORE_46_DBG
133void G4OpenGLImmediateQtViewer::ComputeView () {
134 }
135#else
136void G4OpenGLImmediateQtViewer::ComputeView () {
137
138#ifdef G4DEBUG_VIS_OGL
139 printf("G4OpenGLImmediateQtViewer::ComputeView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",getWinWidth(), getWinHeight());
140#endif
141 makeCurrent();
142 // If a double buffer context has been forced upon us, ignore the
143 // back buffer for this OpenGLImmediate view.
144 // glDrawBuffer (GL_FRONT);
145
146 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
147
148 if(style!=G4ViewParameters::hlr &&
149 haloing_enabled) {
150
151 HaloingFirstPass ();
152 NeedKernelVisit ();
153 ProcessView ();
154 glFlush ();
155#ifdef G4DEBUG_VIS_OGL
156 printf("G4OpenGLImmediateQtViewer::ComputeView First ProcessView ok\n");
157#endif
158 HaloingSecondPass ();
159
160 }
161
162 NeedKernelVisit (); // Always need to visit G4 kernel.
163 ProcessView ();
164
165 if (isRecording()) {
166 savePPMToTemp();
167 }
168
169#ifdef G4DEBUG_VIS_OGL
170 printf("G4OpenGLImmediateQtViewer::ComputeView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",getWinWidth(), getWinHeight());
171#endif
172 fHasToRepaint = true;
173}
174#endif
175
176void G4OpenGLImmediateQtViewer::FinishView()
177{
178#ifdef G4DEBUG_VIS_OGL
179 printf("G4OpenGLImmediateQtViewer::FinishView() BEGIN\n");
180#endif
181 glFlush ();
182#ifdef G4DEBUG_VIS_OGL
183 printf("G4OpenGLImmediateQtViewer::FinishView() END\n");
184#endif
185
186}
187
188
189/**
190 - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
191*/
192#ifdef QT_STORE_46_DBG
193void G4OpenGLImmediateQtViewer::resizeGL(
194 int width
195 ,int height)
196{
197#ifdef G4DEBUG_VIS_OGL
198 printf("G4OpenGLImmediateQtViewer::resizeGL\n");
199#endif
200 if (height==0) // Prevent A Divide By Zero By
201 {
202 height=1; // Making Height Equal One
203 }
204
205 glViewport(0,0,width,height); // Reset The Current Viewport
206
207 glMatrixMode(GL_PROJECTION); // Select The Projection Matrix
208 glLoadIdentity(); // Reset The Projection Matrix
209
210 // Calculate The Aspect Ratio Of The Window
211 gluPerspective(45.0f,(GLfloat)width/(GLfloat)height,0.1f,100.0f);
212
213 glMatrixMode(GL_MODELVIEW); // Select The Modelview Matrix
214 glLoadIdentity(); // Reset The Modelview Matrix
215
216}
217#else
218void G4OpenGLImmediateQtViewer::resizeGL(
219 int aWidth
220,int aHeight)
221{
222 ResizeWindow(aWidth,aHeight);
223 fHasToRepaint = sizeHasChanged();
224}
225#endif
226
227
228#ifdef QT_STORE_46_DBG
229void G4OpenGLImmediateQtViewer::paintGL()
230{
231#ifdef G4DEBUG_VIS_OGL
232 printf("G4OpenGLImmediateQtViewer::paintGL\n");
233#endif
234 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
235 glMatrixMode(GL_MODELVIEW);
236 glLoadIdentity();
237 gluLookAt(1,1,1,0,0,0,0,0,1);
238
239 glBegin(GL_QUADS);
240 //carré rouge
241 glColor3ub(255,0,0);
242 glVertex3d(1,1,0);
243 glVertex3d(1,0,0);
244 glVertex3d(0,0,0);
245 glVertex3d(0,1,0);
246 //carré vert
247 glColor3ub(0,255,0);
248 glVertex3d(1,1,0);
249 glVertex3d(2,1,0);
250 glVertex3d(2,0,0);
251 glVertex3d(1,0,0);
252 //carré vert
253 glColor3ub(0,255,0);
254 glVertex3d(0,2,0);
255 glVertex3d(1,2,0);
256 glVertex3d(1,1,0);
257 glVertex3d(0,1,0);
258 //carré bleu
259 glColor3ub(0,0,255);
260 glVertex3d(2,2,0);
261 glVertex3d(2,1,0);
262 glVertex3d(1,1,0);
263 glVertex3d(1,2,0);
264 //carré bleu
265 glColor3ub(0,0,255);
266 glVertex3d(1,0,0);
267 glVertex3d(1,1,0);
268 glVertex3d(1,1,1);
269 glVertex3d(1,0,1);
270 //carré blanc
271 glColor3ub(255,255,255);
272 glVertex3d(1,1,0);
273 glVertex3d(0,1,0);
274 glVertex3d(0,1,1);
275 glVertex3d(1,1,1);
276 //carré rouge
277 glColor3ub(255,0,0);
278 glVertex3d(1,1,1);
279 glVertex3d(1,0,1);
280 glVertex3d(0,0,1);
281 glVertex3d(0,1,1);
282 glEnd();
283}
284
285#else
286void G4OpenGLImmediateQtViewer::paintGL()
287{
288#ifdef G4DEBUG_VIS_OGL
289 printf("\n\nG4OpenGLImmediateQtViewer::paintGL ??\n");
290#endif
291 if (!fReadyToPaint) {
292 fReadyToPaint= true;
293 return;
294 }
295 // DO NOT RESIZE IF SIZE HAS NOT CHANGE
296 if ( !fHasToRepaint) {
297 if (((getWinWidth() == (unsigned int)width())) &&(getWinHeight() == (unsigned int) height())) {
298 return;
299 }
300 }
301#ifdef G4DEBUG_VIS_OGL
302 printf("G4OpenGLImmediateQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV ready %d\n",fReadyToPaint);
303#endif
304
305 SetView();
306
307 ClearView (); //ok, put the background correct
308 ComputeView();
309
310 fHasToRepaint = false; // could be set to false by ComputeView
311
312#ifdef G4DEBUG_VIS_OGL
313 printf("G4OpenGLImmediateQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ready %d\n\n\n",fReadyToPaint);
314#endif
315}
316#endif
317
318
319void G4OpenGLImmediateQtViewer::mousePressEvent(QMouseEvent *event)
320{
321 G4MousePressEvent(event);
322}
323
324void G4OpenGLImmediateQtViewer::keyPressEvent (QKeyEvent * event)
325{
326 G4keyPressEvent(event);
327}
328
329void G4OpenGLImmediateQtViewer::wheelEvent (QWheelEvent * event)
330{
331 G4wheelEvent(event);
332}
333
334/**
335 * This function was build in order to make a zoom on double clic event.
336 * It was think to build a rubberband on the zoom area, but never work fine
337 */
338void G4OpenGLImmediateQtViewer::mouseDoubleClickEvent(QMouseEvent *)
339{
340 G4MouseDoubleClickEvent();
341}
342
343void G4OpenGLImmediateQtViewer::mouseReleaseEvent(QMouseEvent *)
344{
345 G4MouseReleaseEvent();
346}
347
348void G4OpenGLImmediateQtViewer::mouseMoveEvent(QMouseEvent *event)
349{
350 G4MouseMoveEvent(event);
351}
352
353
354void G4OpenGLImmediateQtViewer::contextMenuEvent(QContextMenuEvent *e)
355{
356 G4manageContextMenuEvent(e);
357}
358
359void G4OpenGLImmediateQtViewer::updateQWidget() {
360 fHasToRepaint= true;
361 updateGL();
362 fHasToRepaint= false;
363}
364
365
366void G4OpenGLImmediateQtViewer::ShowView (
367)
368//////////////////////////////////////////////////////////////////////////////
369//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
370{
371#if QT_VERSION < 0x040000
372 setActiveWindow();
373#else
374 activateWindow();
375#endif
376}
377#endif
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