source: trunk/geant4/visualization/OpenGL/src/G4OpenGLImmediateQtViewer.cc@ 552

Last change on this file since 552 was 552, checked in by garnier, 18 years ago

r707@mac-90108: laurentgarnier | 2007-07-11 12:20:42 +0200
modif en mettant l exemple OpenGL a la place : sans le drawView, ca marche
  • Property svn:mime-type set to text/cpp
File size: 11.1 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: G4OpenGLImmediateQtViewer.cc,v 1.16 2007/06/25 16:38:13 $
28// GEANT4 tag $Name: geant4-08-02-patch-01 $
29//
30//
31// Class G4OpenGLImmediateQtViewer : a class derived from G4OpenGLQtViewer and
32// G4OpenGLImmediateViewer.
33
34#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
35
36#include "G4OpenGLImmediateQtViewer.hh"
37
38#include "G4ios.hh"
39
40G4OpenGLImmediateQtViewer::G4OpenGLImmediateQtViewer
41(G4OpenGLImmediateSceneHandler& sceneHandler,
42 const G4String& name):
43 G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
44 G4OpenGLViewer (sceneHandler),
45 G4OpenGLQtViewer (sceneHandler),
46 G4OpenGLImmediateViewer (sceneHandler),
47 QGLWidget() // FIXME : gerer le pb du parent !
48 {
49
50 if (fViewId < 0) return; // In case error in base class instantiation.
51 printf("GLWidget::GLWidget \n");
52 object = 0;
53 xRot = 0;
54 yRot = 0;
55 zRot = 0;
56
57 trolltechGreen = QColor::fromCmykF(0.40, 0.0, 1.0, 0.0);
58 trolltechPurple = QColor::fromCmykF(0.39, 0.39, 0.0, 0.0);
59 printf("GLWidget::GLWidget END\n");
60}
61
62G4OpenGLImmediateQtViewer::~G4OpenGLImmediateQtViewer() {
63 printf("GLWidget::~GLWidget \n");
64 makeCurrent();
65 glDeleteLists(object, 1);
66 printf("GLWidget::~GLWidget END\n");
67}
68
69void G4OpenGLImmediateQtViewer::Initialise() {
70 printf("GLWidget::Initialise \n");
71 printf("readyToPaint = false \n");
72 readyToPaint = false;
73 // printf("G4OpenGLImmediateQtViewer::Initialise () 1\n");
74 // CreateGLQtContext ();
75 printf("G4OpenGLImmediateQtViewer::Initialise () 2\n");
76
77 CreateMainWindow (this);
78 printf("G4OpenGLImmediateQtViewer::Initialise () 3\n");
79
80 // CreateFontLists (); // FIXME Does nothing!
81
82 printf("readyToPaint = true \n");
83 readyToPaint = true;
84}
85
86void G4OpenGLImmediateQtViewer::initializeGL () {
87 printf("GLWidget::initializeGL \n");
88 qglClearColor(trolltechPurple.dark());
89 object = makeObject();
90 glShadeModel(GL_FLAT);
91 glEnable(GL_DEPTH_TEST);
92 glEnable(GL_CULL_FACE);
93 printf("GLWidget::initializeGL END\n");
94
95// printf("G4OpenGLImmediateQtViewer::InitialiseGL ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n");
96
97// // ensure a suitable window was found
98
99
100// InitializeGLView ();
101
102// printf("G4OpenGLImmediateQtViewer::InitialiseGL () 1\n");
103
104// // clear the buffers and window.
105// // ClearView ();
106// printf("G4OpenGLImmediateQtViewer::InitialiseGL () 2\n");
107// // FinishView ();
108
109// // If a double buffer context has been forced upon us, ignore the
110// // back buffer for this OpenGLImmediate view.
111// glDrawBuffer (GL_FRONT);
112
113// glDepthFunc (GL_LEQUAL);
114// glDepthMask (GL_TRUE);
115
116// printf("G4OpenGLImmediateQtViewer::InitialiseGL -------------------------------------------------------------------------------------\n");
117}
118
119
120void G4OpenGLImmediateQtViewer::DrawView () {
121
122 printf("G4OpenGLImmediateQtViewer::DrawView %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",WinSize_x, WinSize_y);
123 // If a double buffer context has been forced upon us, ignore the
124 // back buffer for this OpenGLImmediate view.
125// glDrawBuffer (GL_FRONT);
126
127// G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
128
129// //Make sure current viewer is attached and clean...
130// //Qt version needed
131// //glXMakeCurrent (dpy, win, cx);
132// glViewport (0, 0, WinSize_x, WinSize_y);
133
134// if(style!=G4ViewParameters::hlr &&
135// haloing_enabled) {
136
137// HaloingFirstPass ();
138// NeedKernelVisit ();
139// ProcessView ();
140// glFlush ();
141
142// HaloingSecondPass ();
143
144// }
145
146// NeedKernelVisit (); // Always need to visit G4 kernel.
147// ProcessView ();
148// FinishView ();
149 printf("G4OpenGLImmediateQtViewer::DrawView %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
150
151}
152
153void G4OpenGLImmediateQtViewer::DrawView2 () {
154
155 printf("G4OpenGLImmediateQtViewer::DrawView2 %d %d VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n",WinSize_x, WinSize_y);
156 // If a double buffer context has been forced upon us, ignore the
157 // back buffer for this OpenGLImmediate view.
158 glDrawBuffer (GL_FRONT);
159
160 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
161
162 //Make sure current viewer is attached and clean...
163 //Qt version needed
164 //glXMakeCurrent (dpy, win, cx);
165 glViewport (0, 0, WinSize_x, WinSize_y);
166
167 if(style!=G4ViewParameters::hlr &&
168 haloing_enabled) {
169
170 HaloingFirstPass ();
171 NeedKernelVisit ();
172 ProcessView ();
173 glFlush ();
174
175 HaloingSecondPass ();
176
177 }
178
179 NeedKernelVisit (); // Always need to visit G4 kernel.
180 ProcessView ();
181 FinishView ();
182 printf("G4OpenGLImmediateQtViewer::DrawView2 %d %d ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n",WinSize_x, WinSize_y);
183
184}
185
186
187//////////////////////////////////////////////////////////////////////////////
188void G4OpenGLImmediateQtViewer::FinishView (
189)
190//////////////////////////////////////////////////////////////////////////////
191//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
192{
193 printf("G4OpenGLImmediateQtViewer::FinishView VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV\n");
194// // if(!fHDC) return;
195
196// glFlush ();
197 printf("G4OpenGLImmediateQtViewer::FinishView ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
198
199 // Empty the Windows message queue :
200// MSG event;
201// while ( ::PeekMessage(&event, NULL, 0, 0, PM_REMOVE) ) {
202// ::TranslateMessage(&event);
203// ::DispatchMessage (&event);
204// }
205}
206
207
208void G4OpenGLImmediateQtViewer::resizeGL(
209 int width
210,int height)
211{
212 printf("GLWidget::resizeGL\n");
213 int side = qMin(width, height);
214 glViewport((width - side) / 2, (height - side) / 2, side, side);
215
216 glMatrixMode(GL_PROJECTION);
217 glLoadIdentity();
218 glOrtho(-0.5, +0.5, +0.5, -0.5, 4.0, 15.0);
219 glMatrixMode(GL_MODELVIEW);
220 printf("GLWidget::resizeGL END\n");
221// printf("G4OpenGLImmediateQtViewer::resizeGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV \n");
222
223// int side = qMin(width, height);
224// glViewport((width - side) / 2, (height - side) / 2, side, side);
225// glMatrixMode(GL_PROJECTION);
226// glLoadIdentity();
227// glOrtho(-0.5, +0.5, +0.5, -0.5, 4.0, 15.0);
228// glMatrixMode(GL_MODELVIEW);
229
230// printf("G4OpenGLImmediateQtViewer::resizeGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \n");
231}
232
233void G4OpenGLImmediateQtViewer::paintGL()
234 {
235 if (!readyToPaint)
236 return;
237 printf("GLWidget::paintGL\n");
238 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
239 glLoadIdentity();
240 glTranslated(0.0, 0.0, -10.0);
241 glRotated(xRot / 16.0, 1.0, 0.0, 0.0);
242 glRotated(yRot / 16.0, 0.0, 1.0, 0.0);
243 glRotated(zRot / 16.0, 0.0, 0.0, 1.0);
244 glCallList(object);
245 printf("GLWidget::paintGL END\n");
246// printf("G4OpenGLImmediateQtViewer::paintGL VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV \n");
247// float b=3;
248
249// WinSize_x = (G4int) width();
250// WinSize_y = (G4int) height();
251
252// glViewport (0, 0, width(), height());
253
254 SetView();
255// // printf("before ClearView\n");
256// // makeCurrent();
257// // for (int a=0;a<100000000;a++) {b = b/3.1456;}
258// printf(" ClearView\n");
259 ClearView (); //ok, put the background correct
260 // DrawView2();
261// // ShowView();
262// // printf("before ClearView\n");
263// // ClearView (); //ok, put the background correct
264// // FIXME
265 FinishView();
266// // glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
267// // glLoadIdentity();
268// // glTranslated(0.0, 0.0, -10.0);
269
270// printf("G4OpenGLImmediateQtViewer::paintGL ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n");
271 }
272
273
274
275
276 GLuint G4OpenGLImmediateQtViewer::makeObject()
277 {
278 GLuint list = glGenLists(1);
279 glNewList(list, GL_COMPILE);
280
281 glBegin(GL_QUADS);
282
283 GLdouble x1 = +0.06;
284 GLdouble y1 = -0.14;
285 GLdouble x2 = +0.14;
286 GLdouble y2 = -0.06;
287 GLdouble x3 = +0.08;
288 GLdouble y3 = +0.00;
289 GLdouble x4 = +0.30;
290 GLdouble y4 = +0.22;
291
292 quad(x1, y1, x2, y2, y2, x2, y1, x1);
293 quad(x3, y3, x4, y4, y4, x4, y3, x3);
294
295 extrude(x1, y1, x2, y2);
296 extrude(x2, y2, y2, x2);
297 extrude(y2, x2, y1, x1);
298 extrude(y1, x1, x1, y1);
299 extrude(x3, y3, x4, y4);
300 extrude(x4, y4, y4, x4);
301 extrude(y4, x4, y3, x3);
302
303 const double Pi = 3.14159265358979323846;
304 const int NumSectors = 200;
305
306 for (int i = 0; i < NumSectors; ++i) {
307 double angle1 = (i * 2 * Pi) / NumSectors;
308 GLdouble x5 = 0.30 * sin(angle1);
309 GLdouble y5 = 0.30 * cos(angle1);
310 GLdouble x6 = 0.20 * sin(angle1);
311 GLdouble y6 = 0.20 * cos(angle1);
312
313 double angle2 = ((i + 1) * 2 * Pi) / NumSectors;
314 GLdouble x7 = 0.20 * sin(angle2);
315 GLdouble y7 = 0.20 * cos(angle2);
316 GLdouble x8 = 0.30 * sin(angle2);
317 GLdouble y8 = 0.30 * cos(angle2);
318
319 quad(x5, y5, x6, y6, x7, y7, x8, y8);
320
321 extrude(x6, y6, x7, y7);
322 extrude(x8, y8, x5, y5);
323 }
324
325 glEnd();
326
327 glEndList();
328 return list;
329 }
330
331 void G4OpenGLImmediateQtViewer::quad(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2,
332 GLdouble x3, GLdouble y3, GLdouble x4, GLdouble y4)
333 {
334 qglColor(trolltechGreen);
335
336 glVertex3d(x1, y1, -0.05);
337 glVertex3d(x2, y2, -0.05);
338 glVertex3d(x3, y3, -0.05);
339 glVertex3d(x4, y4, -0.05);
340
341 glVertex3d(x4, y4, +0.05);
342 glVertex3d(x3, y3, +0.05);
343 glVertex3d(x2, y2, +0.05);
344 glVertex3d(x1, y1, +0.05);
345 }
346
347 void G4OpenGLImmediateQtViewer::extrude(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2)
348 {
349 qglColor(trolltechGreen.dark(250 + int(100 * x1)));
350
351 glVertex3d(x1, y1, +0.05);
352 glVertex3d(x2, y2, +0.05);
353 glVertex3d(x2, y2, -0.05);
354 glVertex3d(x1, y1, -0.05);
355 }
356
357#endif
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