source: trunk/source/visualization/OpenGL/src/G4OpenGLImmediateQtViewer.cc@ 1124

Last change on this file since 1124 was 1124, checked in by garnier, 16 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: 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#ifdef G4DEBUG_VIS_OGL
53 printf("G4OpenGLImmediateQtViewer::Creation...................before.............%d x %d\n",width(),height());
54#endif
55
56
57#if QT_VERSION < 0x040000
58 setFocusPolicy(QWidget::StrongFocus); // enable keybord events
59#else
60 setFocusPolicy(Qt::StrongFocus); // enable keybord events
61#endif
62 fHasToRepaint =false;
63
64 if (fViewId < 0) return; // In case error in base class instantiation.
65}
66
67G4OpenGLImmediateQtViewer::~G4OpenGLImmediateQtViewer() {
68 makeCurrent();
69}
70
71void G4OpenGLImmediateQtViewer::Initialise() {
72#ifdef G4DEBUG_VIS_OGL
73 printf("G4OpenGLImmediateQtViewer::Initialise \n");
74#endif
75 fReadyToPaint = false;
76 CreateMainWindow (this,QString(fName));
77 CreateFontLists ();
78
79#ifdef G4DEBUG_VIS_OGL
80 printf("G4OpenGLImmediateQtViewer::Initialize...................after.............%d x %d\n",width(),height());
81#endif
82 fReadyToPaint = true;
83}
84
85#ifdef QT_STORE_46_DBG
86void G4OpenGLImmediateQtViewer::initializeGL () {
87 glShadeModel(GL_SMOOTH); // Enable Smooth Shading
88 glClearColor(0.0f, 0.0f, 0.0f, 0.5f); // Black Background
89 glClearDepth(1.0f); // Depth Buffer Setup
90 glEnable(GL_DEPTH_TEST); // Enables Depth Testing
91 glDepthFunc(GL_LEQUAL); // The Type Of Depth Testing To Do
92 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); // Really Nice Perspective Calculations
93
94
95 return; // Initialization Went OK
96
97
98 }
99#else
100void G4OpenGLImmediateQtViewer::initializeGL () {
101
102 InitializeGLView ();
103
104
105 // If a double buffer context has been forced upon us, ignore the
106 // back buffer for this OpenGLImmediate view.
107 // glDrawBuffer (GL_FRONT); // FIXME : Ne marche pas avec cette ligne, mais affiche le run correctement...
108 // clear the buffers and window.
109 ClearView ();
110 FinishView ();
111
112 glDepthFunc (GL_LEQUAL);
113 glDepthMask (GL_TRUE);
114
115 if (fSceneHandler.GetScene() == 0) {
116 fHasToRepaint =false;
117 } else {
118 fHasToRepaint =true;
119 }
120
121}
122#endif
123
124/** To ensure compatibility with DrawView method
125 */
126void G4OpenGLImmediateQtViewer::DrawView() {
127#ifdef G4DEBUG_VIS_OGL
128 printf("G4OpenGLImmediateQtViewer::DrawView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
129#endif
130 // That's no the same logic as Stored Viewer, I don't know why...
131 // see G4OpenGLStoredQtViewer::DrawView for more informations
132
133 updateQWidget();
134#ifdef G4DEBUG_VIS_OGL
135 printf("G4OpenGLImmediateQtViewer::DrawView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n");
136#endif
137}
138
139
140#ifdef QT_STORE_46_DBG
141void G4OpenGLImmediateQtViewer::ComputeView () {
142 }
143#else
144void G4OpenGLImmediateQtViewer::ComputeView () {
145
146#ifdef G4DEBUG_VIS_OGL
147 printf("G4OpenGLImmediateQtViewer::ComputeView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",getWinWidth(), getWinHeight());
148#endif
149 makeCurrent();
150 // If a double buffer context has been forced upon us, ignore the
151 // back buffer for this OpenGLImmediate view.
152 // glDrawBuffer (GL_FRONT);
153
154 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
155
156 if(style!=G4ViewParameters::hlr &&
157 haloing_enabled) {
158
159 HaloingFirstPass ();
160 NeedKernelVisit ();
161 ProcessView ();
162 glFlush ();
163#ifdef G4DEBUG_VIS_OGL
164 printf("G4OpenGLImmediateQtViewer::ComputeView First ProcessView ok\n");
165#endif
166 HaloingSecondPass ();
167
168 }
169
170 NeedKernelVisit (); // Always need to visit G4 kernel.
171 ProcessView ();
172
173 if (isRecording()) {
174 savePPMToTemp();
175 }
176
177#ifdef G4DEBUG_VIS_OGL
178 printf("G4OpenGLImmediateQtViewer::ComputeView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",getWinWidth(), getWinHeight());
179#endif
180 fHasToRepaint = true;
181}
182#endif
183
184void G4OpenGLImmediateQtViewer::FinishView()
185{
186#ifdef G4DEBUG_VIS_OGL
187 printf("G4OpenGLImmediateQtViewer::FinishView() BEGIN\n");
188#endif
189 glFlush ();
190#ifdef G4DEBUG_VIS_OGL
191 printf("G4OpenGLImmediateQtViewer::FinishView() END\n");
192#endif
193
194}
195
196
197/**
198 - Lors du resize de la fenetre, on doit non pas redessiner le detecteur, mais aussi les evenements
199*/
200#ifdef QT_STORE_46_DBG
201void G4OpenGLImmediateQtViewer::resizeGL(
202 int width
203 ,int height)
204{
205#ifdef G4DEBUG_VIS_OGL
206 printf("G4OpenGLImmediateQtViewer::resizeGL\n");
207#endif
208 if (height==0) // Prevent A Divide By Zero By
209 {
210 height=1; // Making Height Equal One
211 }
212
213 glViewport(0,0,width,height); // Reset The Current Viewport
214
215 glMatrixMode(GL_PROJECTION); // Select The Projection Matrix
216 glLoadIdentity(); // Reset The Projection Matrix
217
218 // Calculate The Aspect Ratio Of The Window
219 gluPerspective(45.0f,(GLfloat)width/(GLfloat)height,0.1f,100.0f);
220
221 glMatrixMode(GL_MODELVIEW); // Select The Modelview Matrix
222 glLoadIdentity(); // Reset The Modelview Matrix
223
224}
225#else
226void G4OpenGLImmediateQtViewer::resizeGL(
227 int aWidth
228,int aHeight)
229{
230 ResizeWindow(aWidth,aHeight);
231 fHasToRepaint = sizeHasChanged();
232}
233#endif
234
235
236#ifdef QT_STORE_46_DBG
237void G4OpenGLImmediateQtViewer::paintGL()
238{
239#ifdef G4DEBUG_VIS_OGL
240 printf("G4OpenGLImmediateQtViewer::paintGL\n");
241#endif
242 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
243 glMatrixMode(GL_MODELVIEW);
244 glLoadIdentity();
245 gluLookAt(1,1,1,0,0,0,0,0,1);
246
247 glBegin(GL_QUADS);
248 //carré rouge
249 glColor3ub(255,0,0);
250 glVertex3d(1,1,0);
251 glVertex3d(1,0,0);
252 glVertex3d(0,0,0);
253 glVertex3d(0,1,0);
254 //carré vert
255 glColor3ub(0,255,0);
256 glVertex3d(1,1,0);
257 glVertex3d(2,1,0);
258 glVertex3d(2,0,0);
259 glVertex3d(1,0,0);
260 //carré vert
261 glColor3ub(0,255,0);
262 glVertex3d(0,2,0);
263 glVertex3d(1,2,0);
264 glVertex3d(1,1,0);
265 glVertex3d(0,1,0);
266 //carré bleu
267 glColor3ub(0,0,255);
268 glVertex3d(2,2,0);
269 glVertex3d(2,1,0);
270 glVertex3d(1,1,0);
271 glVertex3d(1,2,0);
272 //carré bleu
273 glColor3ub(0,0,255);
274 glVertex3d(1,0,0);
275 glVertex3d(1,1,0);
276 glVertex3d(1,1,1);
277 glVertex3d(1,0,1);
278 //carré blanc
279 glColor3ub(255,255,255);
280 glVertex3d(1,1,0);
281 glVertex3d(0,1,0);
282 glVertex3d(0,1,1);
283 glVertex3d(1,1,1);
284 //carré rouge
285 glColor3ub(255,0,0);
286 glVertex3d(1,1,1);
287 glVertex3d(1,0,1);
288 glVertex3d(0,0,1);
289 glVertex3d(0,1,1);
290 glEnd();
291}
292
293#else
294void G4OpenGLImmediateQtViewer::paintGL()
295{
296#ifdef G4DEBUG_VIS_OGL
297 printf("\n\nG4OpenGLImmediateQtViewer::paintGL ??\n");
298#endif
299#ifdef G4DEBUG_VIS_OGL
300 printf("G4OpenGLImediateQtViewer::PaintGL................................%d x %d\n",width(),height());
301#endif
302 if (!fReadyToPaint) {
303 fReadyToPaint= true;
304 return;
305 }
306 // DO NOT RESIZE IF SIZE HAS NOT CHANGE
307 if ( !fHasToRepaint) {
308 if (((getWinWidth() == (unsigned int)width())) &&(getWinHeight() == (unsigned int) height())) {
309 return;
310 }
311 }
312#ifdef G4DEBUG_VIS_OGL
313 printf("G4OpenGLImmediateQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV ready %d\n",fReadyToPaint);
314#endif
315
316 SetView();
317
318 ClearView (); //ok, put the background correct
319 ComputeView();
320
321 fHasToRepaint = false; // could be set to false by ComputeView
322
323#ifdef G4DEBUG_VIS_OGL
324 printf("G4OpenGLImmediateQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ready %d\n\n\n",fReadyToPaint);
325#endif
326}
327#endif
328
329
330void G4OpenGLImmediateQtViewer::mousePressEvent(QMouseEvent *event)
331{
332 G4MousePressEvent(event);
333}
334
335void G4OpenGLImmediateQtViewer::keyPressEvent (QKeyEvent * event)
336{
337 G4keyPressEvent(event);
338}
339
340void G4OpenGLImmediateQtViewer::wheelEvent (QWheelEvent * event)
341{
342 G4wheelEvent(event);
343}
344
345/**
346 * This function was build in order to make a zoom on double clic event.
347 * It was think to build a rubberband on the zoom area, but never work fine
348 */
349void G4OpenGLImmediateQtViewer::mouseDoubleClickEvent(QMouseEvent *)
350{
351 G4MouseDoubleClickEvent();
352}
353
354void G4OpenGLImmediateQtViewer::mouseReleaseEvent(QMouseEvent *)
355{
356 G4MouseReleaseEvent();
357}
358
359void G4OpenGLImmediateQtViewer::mouseMoveEvent(QMouseEvent *event)
360{
361 G4MouseMoveEvent(event);
362}
363
364
365void G4OpenGLImmediateQtViewer::contextMenuEvent(QContextMenuEvent *e)
366{
367 G4manageContextMenuEvent(e);
368}
369
370void G4OpenGLImmediateQtViewer::updateQWidget() {
371 fHasToRepaint= true;
372 updateGL();
373 fHasToRepaint= false;
374}
375
376
377void G4OpenGLImmediateQtViewer::ShowView (
378)
379//////////////////////////////////////////////////////////////////////////////
380//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
381{
382#if QT_VERSION < 0x040000
383 setActiveWindow();
384#else
385 activateWindow();
386#endif
387}
388#endif
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