#0  0xb7ff2456 in glViewport () from /usr/lib/libGL.so.1
#1  0x080575ad in resizePuzzleGL (w=0x8e2b610) at RubikGL.c:2051
  2046: 	/* Determine size of client area */
  2047: 	(void) GetClientRect(w->core.hWnd, &rect);
  2048: 	w->core.width = rect.right;
  2049: 	w->core.height = rect.bottom;
  2050: #endif
  2051: 	glViewport(0, 0, (GLint) w->core.width, (GLint) w->core.height);
  2052: 	glMatrixMode(GL_PROJECTION);
  2053: 	glLoadIdentity();
  2054: 	glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 15.0);
  2055: 	glMatrixMode(GL_MODELVIEW);
  2056: }
#2  0x0805779a in initializePuzzleGL (request=0xbff24310, renew=0x8e2b610)
#3  0xb7f354a8 in CallInitialize (class=0x8067c60, req_widget=0xbff24310, 
#4  0xb7f35f34 in xtCreate (name=<value optimized out>, 
#5  0xb7f3684f in _XtCreateWidget (name=0x8061ae1 "rubik", 
#6  0xb7f36b14 in XtCreateManagedWidget (name=0x8061ae1 "rubik", 
#7  0x0805e6e2 in main (argc=-1074640584, argv=0xbff249e4) at xrubik.c:2360
  2355: 	puzzle2d = XtCreateManagedWidget("rubik",
  2356: 		rubik2dWidgetClass, topLevel, NULL, 0);
  2357: 	puzzle3d = XtCreateManagedWidget("rubik",
  2358: 		rubik3dWidgetClass, shell, NULL, 0);
  2359: #ifdef HAVE_OPENGL
  2360: 	puzzleGL = XtCreateManagedWidget("rubik",
  2361: 		rubikGLWidgetClass, shellGL, NULL, 0);
  2362: #endif
  2363: #endif
  2364: 	XtVaGetValues(puzzle2d,
  2365: 		XtNpixmapSize, &pixmapSize, NULL);