Updating last edit time and FreeGLUT version for API document

git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@1493 7f0cb862-5218-0410-a997-914c9d46530a

freeglut/freeglut/progs/demos/CallbackMaker/CallbackMaker.c

@@ -1,637 +1,41 @@
-/* CallbackMaker.c */
-/*
- * Program to invoke all the callbacks that "freeglut" supports
- */
-
-
 #include <GL/freeglut.h>
 #include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
 
 static int sequence_number=0;
 
-int windows[2] = {0};
+static void Display(void)
-
-/* define status vars showing whether given callback has been called for given window */
-#define CALLBACK_CALLED_VAR(name)                     int name##_called[2]   = {0};
-#define CALLBACK_0V(name)                             int name##_seq[2]      = {-1}; CALLBACK_CALLED_VAR(name); 
-#define CALLBACK_1V(name,field)                       int name##_##field[2]  = {-1}; CALLBACK_0V(name);
-#define CALLBACK_2V(name,field1,field2)               int name##_##field2[2] = {-1}; CALLBACK_1V(name,field1);
-#define CALLBACK_3V(name,field1,field2,field3)        int name##_##field3[2] = {-1}; CALLBACK_2V(name,field1,field2);
-#define CALLBACK_4V(name,field1,field2,field3,field4) int name##_##field4[2] = {-1}; CALLBACK_3V(name,field1,field2,field3);
-CALLBACK_2V(reshape,width,height);
-CALLBACK_2V(position,top,left);
-CALLBACK_3V(key,key,x,y);
-CALLBACK_3V(keyup,key,x,y);
-CALLBACK_3V(special,key,x,y);
-CALLBACK_3V(specialup,key,x,y);
-CALLBACK_1V(visibility,vis);
-CALLBACK_4V(joystick,a,b,c,d);
-CALLBACK_4V(mouse,button,updown,x,y);
-CALLBACK_4V(mousewheel,number,direction,x,y);
-CALLBACK_2V(motion,x,y);
-CALLBACK_2V(passivemotion,x,y);
-CALLBACK_0V(entry);
-CALLBACK_0V(close);
-/* menudestroy is registered on each menu, not a window */
-int menudestroy_called = 0 ;
-/* menustatus and menustate are global callbacks, set for all menus at the same time */
-int menustatus_called = 0;
-int menustate_called = 0;
-
-#define STRING_LENGTH   10
-
-static void
-bitmapPrintf (const char *fmt, ...)
-{
-    static char buf[256];
-    va_list args;
-
-    va_start(args, fmt);
-#if defined(WIN32) && !defined(__CYGWIN__)
-    (void) _vsnprintf (buf, sizeof(buf), fmt, args);
-#else
-    (void) vsnprintf (buf, sizeof(buf), fmt, args);
-#endif
-    va_end(args);
-    glutBitmapString ( GLUT_BITMAP_HELVETICA_12, (unsigned char*)buf ) ;
-}
-
-static int
-getWindowAndIdx(int *winIdx)
 {
     int window=glutGetWindow();
-
-    if (winIdx)
-        (*winIdx) = window==windows[0]?0:1;
-
-    return window;
-}
-
-static void 
-Display(void)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  glClear ( GL_COLOR_BUFFER_BIT );
-
-  glDisable ( GL_DEPTH_TEST );
-  glMatrixMode ( GL_PROJECTION );
-  glPushMatrix();
-  glLoadIdentity();
-  glOrtho(0, glutGet ( GLUT_WINDOW_WIDTH ), 
-          0, glutGet ( GLUT_WINDOW_HEIGHT ), -1, 1 );
-  glMatrixMode ( GL_MODELVIEW );
-  glPushMatrix ();
-  glLoadIdentity ();
-  glColor3ub ( 0, 0, 0 );
-  glRasterPos2i ( 10, glutGet ( GLUT_WINDOW_HEIGHT ) - 20 );	/* 10pt margin above 10pt letters */
-
-  if ( reshape_called[winIdx] )
-  {
-    bitmapPrintf ( "Reshape %d:  %d %d\n", reshape_seq[winIdx], reshape_width[winIdx], reshape_height[winIdx] );
-  }
-
-  if ( position_called[winIdx] )
-  {
-    bitmapPrintf ( "Position %d:  %d %d\n", position_seq[winIdx], position_left[winIdx], position_top[winIdx] );
-  }
-
-  if ( key_called[winIdx] )
-  {
-    bitmapPrintf ( "Key %d:  %d(%c) %d %d\n", key_seq[winIdx], key_key[winIdx], key_key[winIdx], key_x[winIdx], key_y[winIdx] );
-  }
-
-  if ( special_called[winIdx] )
-  {
-    bitmapPrintf ( "Special %d:  %d(%c) %d %d\n", special_seq[winIdx], special_key[winIdx], special_key[winIdx], special_x[winIdx], special_y[winIdx] );
-  }
-
-  if ( visibility_called[winIdx] )
-  {
-    bitmapPrintf ( "Visibility %d:  %d\n", visibility_seq[winIdx], visibility_vis[winIdx] );
-  }
-
-  if ( keyup_called[winIdx] )
-  {
-    bitmapPrintf ( "Key Up %d:  %d(%c) %d %d\n", keyup_seq[winIdx], keyup_key[winIdx], keyup_key[winIdx], keyup_x[winIdx], keyup_y[winIdx] );
-  }
-
-  if ( specialup_called[winIdx] )
-  {
-    bitmapPrintf ( "Special Up %d:  %d(%c) %d %d\n", specialup_seq[winIdx], specialup_key[winIdx], specialup_key[winIdx], specialup_x[winIdx], specialup_y[winIdx] );
-  }
-
-  if ( joystick_called[winIdx] )
-  {
-    bitmapPrintf ( "Joystick %d:  %d %d %d %d\n", joystick_seq[winIdx], joystick_a[winIdx], joystick_b[winIdx], joystick_c[winIdx], joystick_d[winIdx] );
-  }
-
-  if ( mouse_called[winIdx] )
-  {
-    bitmapPrintf ( "Mouse %d:  %d %d %d %d\n", mouse_seq[winIdx], mouse_button[winIdx], mouse_updown[winIdx], mouse_x[winIdx], mouse_y[winIdx] );
-  }
-
-  if ( mousewheel_called[winIdx] )
-  {
-    bitmapPrintf ( "Mouse Wheel %d:  %d %d %d %d\n", mousewheel_seq[winIdx], mousewheel_number[winIdx], mousewheel_direction[winIdx], mousewheel_x[winIdx], mousewheel_y[winIdx] );
-  }
-
-  if ( motion_called[winIdx] )
-  {
-    bitmapPrintf ( "Motion %d:  %d %d\n", motion_seq[winIdx], motion_x[winIdx], motion_y[winIdx] );
-  }
-
-  if ( passivemotion_called[winIdx] )
-  {
-    bitmapPrintf ( "Passive Motion %d:  %d %d\n", passivemotion_seq[winIdx], passivemotion_x[winIdx], passivemotion_y[winIdx] );
-  }
-
-  glMatrixMode ( GL_PROJECTION );
-  glPopMatrix ();
-  glMatrixMode ( GL_MODELVIEW );
-  glPopMatrix ();
-  glEnable ( GL_DEPTH_TEST );
-
     printf ("%6d Window %d Display Callback\n",
         ++sequence_number, window );
+    glClear ( GL_COLOR_BUFFER_BIT );
     glutSwapBuffers();
 }
-
+static void Entry(int state)
-static void
-Warning(const char *fmt, va_list ap)
 {
-    printf("%6d Warning callback:\n");
+    int window=glutGetWindow () ;
-
-    /* print warning message */
-    vprintf(fmt, ap);
-}
-
-static void
-Error(const char *fmt, va_list ap)
-{
-    char dummy_string[STRING_LENGTH];
-    printf("%6d Error callback:\n");
-
-    /* print warning message */
-    vprintf(fmt, ap);
-
-    /* terminate program, after pause for input so user can see */
-    printf ( "Please enter something to exit: " );
-    fgets ( dummy_string, STRING_LENGTH, stdin );
-
-    /* Call exit directly as freeglut is messed
-     * up internally when an error is called. 
-     */
-    exit(1);
-}
-
-static void 
-Reshape(int width, int height)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Reshape Callback:  %d %d\n",
-            ++sequence_number, window, width, height ) ;
-  reshape_called[winIdx] = 1 ;
-  reshape_width[winIdx] = width ;
-  reshape_height[winIdx] = height ;
-  reshape_seq[winIdx] = sequence_number ;
-  glViewport(0,0,width,height);
-  glutPostRedisplay () ;
-}
-
-static void 
-Position(int left, int top)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Position Callback:  %d %d\n",
-            ++sequence_number, window, left, top ) ;
-  position_called[winIdx] = 1 ;
-  position_left[winIdx] = left ;
-  position_top[winIdx] = top ;
-  position_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Key(unsigned char key, int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Keyboard Callback:  %d %d %d\n",
-            ++sequence_number, window, key, x, y ) ;
-  key_called[winIdx] = 1 ;
-  key_key[winIdx] = key ;
-  key_x[winIdx] = x ;
-  key_y[winIdx] = y ;
-  key_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Special(int key, int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Special Key Callback:  %d %d %d\n",
-            ++sequence_number, window, key, x, y ) ;
-  special_called[winIdx] = 1 ;
-  special_key[winIdx] = key ;
-  special_x[winIdx] = x ;
-  special_y[winIdx] = y ;
-  special_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Visibility(int vis)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Visibility Callback:  %d\n",
-            ++sequence_number, window, vis ) ;
-  visibility_called[winIdx] = 1 ;
-  visibility_vis[winIdx] = vis ;
-  visibility_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-KeyUp(unsigned char key, int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Key Release Callback:  %d %d %d\n",
-            ++sequence_number, window, key, x, y ) ;
-  keyup_called[winIdx] = 1 ;
-  keyup_key[winIdx] = key ;
-  keyup_x[winIdx] = x ;
-  keyup_y[winIdx] = y ;
-  keyup_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-SpecialUp(int key, int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Special Key Release Callback:  %d %d %d\n",
-            ++sequence_number, window, key, x, y ) ;
-  specialup_called[winIdx] = 1 ;
-  specialup_key[winIdx] = key ;
-  specialup_x[winIdx] = x ;
-  specialup_y[winIdx] = y ;
-  specialup_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Joystick( unsigned int a, int b, int c, int d)  /* Need meaningful names */
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Joystick Callback:  %d %d %d %d\n",
-            ++sequence_number, window, a, b, c, d ) ;
-  joystick_called[winIdx] = 1 ;
-  joystick_a[winIdx] = a ;
-  joystick_b[winIdx] = b ;
-  joystick_c[winIdx] = c ;
-  joystick_d[winIdx] = d ;
-  joystick_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Mouse(int button, int updown, int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Mouse Click Callback:  %d %d %d %d\n",
-            ++sequence_number, window, button, updown, x, y ) ;
-  mouse_called[winIdx] = 1 ;
-  mouse_button[winIdx] = button ;
-  mouse_updown[winIdx] = updown ;
-  mouse_x[winIdx] = x ;
-  mouse_y[winIdx] = y ;
-  mouse_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-MouseWheel(int wheel_number, int direction, int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Mouse Wheel Callback:  %d %d %d %d\n",
-            ++sequence_number, window, wheel_number, direction, x, y ) ;
-  mousewheel_called[winIdx] = 1 ;
-  mousewheel_number[winIdx] = wheel_number ;
-  mousewheel_direction[winIdx] = direction ;
-  mousewheel_x[winIdx] = x ;
-  mousewheel_y[winIdx] = y ;
-  mousewheel_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Motion(int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Mouse Motion Callback:  %d %d\n",
-            ++sequence_number, window, x, y ) ;
-  motion_called[winIdx] = 1 ;
-  motion_x[winIdx] = x ;
-  motion_y[winIdx] = y ;
-  motion_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-PassiveMotion(int x, int y)
-{
-  int winIdx;
-  int window = getWindowAndIdx(&winIdx);
-  printf ( "%6d Window %d Mouse Passive Motion Callback:  %d %d\n",
-            ++sequence_number, window, x, y ) ;
-  passivemotion_called[winIdx] = 1 ;
-  passivemotion_x[winIdx] = x ;
-  passivemotion_y[winIdx] = y ;
-  passivemotion_seq[winIdx] = sequence_number ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Entry(int state)
-{
-  int window = getWindowAndIdx(NULL);
     printf ("%6d Window %d Entry Callback:  %d\n",
         ++sequence_number, window, state);
-  glutPostRedisplay () ;
 }
-
+static void SampleMenu(int a)
-static void 
-Close(void)
 {
-  int window = getWindowAndIdx(NULL);
+    printf("Menu clicked %d\n", a);
-  printf ( "%6d Window %d Close Callback\n",
-            ++sequence_number, window ) ;
 }
-
+int main(int argc, char *argv[])
-static void 
-OverlayDisplay(void)
 {
-  int window = getWindowAndIdx(NULL);
+    int freeglut_window, menuID;
-  printf ( "%6d Window %d OverlayDisplay Callback\n",
+    glutInitWindowSize(400, 250);
-            ++sequence_number, window ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-WindowStatus(int state)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d WindowStatus Callback:  %d\n",
-            ++sequence_number, window, state ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-SpaceMotion(int x, int y, int z)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d SpaceMotion Callback:  %d %d %d\n",
-            ++sequence_number, window, x, y, z ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-SpaceRotation(int x, int y, int z)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d SpaceRotation Callback:  %d %d %d\n",
-            ++sequence_number, window, x, y, z ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-SpaceButton(int button, int updown)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d SpaceButton Callback:  %d %d\n",
-            ++sequence_number, window, button, updown ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-Dials(int x, int y)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d Dials Callback:  %d %d\n",
-            ++sequence_number, window, x, y ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-ButtonBox(int button, int updown)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d ButtonBox Callback:  %d %d\n",
-            ++sequence_number, window, button, updown ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-TabletMotion(int x, int y)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d TabletMotion Callback:  %d %d\n",
-            ++sequence_number, window, x, y ) ;
-  glutPostRedisplay () ;
-}
-
-static void 
-TabletButton(int button, int updown, int x, int y)
-{
-  int window = getWindowAndIdx(NULL);
-  printf ( "%6d Window %d TabletButton Callback:  %d %d %d %d\n",
-            ++sequence_number, window, button, updown, x, y ) ;
-  glutPostRedisplay () ;
-}
-
-static void
-MenuCallback ( int value )
-{
-  int menu = glutGetMenu();
-  int window = getWindowAndIdx(NULL);
-  printf( "%6d Menu %d MenuCallback for menu opened in Window %d - value is %d\n",
-          ++sequence_number, menu, window, value );
-}
-
-static void 
-MenuDestroy( void )
-{
-  int menu = glutGetMenu();
-  menudestroy_called = 1 ;
-  printf ( "%6d Menu %d MenuDestroy Callback\n",
-            ++sequence_number, menu ) ;
-}
-
-static void 
-MenuStatus( int status, int x, int y )
-{
-  /* Menu and window for which this event is triggered are current when the callback is called */
-  int menu = glutGetMenu();
-  int window = getWindowAndIdx(NULL);
-  menustatus_called = 1 ;
-  printf ( "%6d Menu %d MenuStatus Callback in Window %d:  %d %d %d\n",
-            ++sequence_number, menu, window, status, x, y ) ;
-  glutPostRedisplay () ;
-}
-
-
-static void 
-MenuState( int status )
-{
-  /* Menu and window for which this event is triggered are current when the callback is called */
-  int menu = glutGetMenu();
-  int window = getWindowAndIdx(NULL);
-  menustate_called = 1 ;
-  printf ( "%6d Menu %d MenuState Callback in Window %d:  %d\n",
-            ++sequence_number, menu, window, status) ;
-  glutPostRedisplay () ;
-}
-
-static void Idle ( void )
-{
-  ++sequence_number ;
-}
-
-int 
-main(int argc, char *argv[])
-{
-  char dummy_string[STRING_LENGTH];
-
-  int menuID, subMenuA, subMenuB;
-
-  glutInitWarningFunc(Warning);
-  glutInitErrorFunc(Error);
-  glutInitWindowSize(500, 250);
-  glutInitWindowPosition ( 140, 140 );
     glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
     glutInit(&argc, argv);
-  glutSetOption(GLUT_ACTION_ON_WINDOW_CLOSE,GLUT_ACTION_CONTINUE_EXECUTION);
+    freeglut_window=glutCreateWindow("INVOKE_WCB Issue");
-
+    printf("window created\n");
-  /* Set other global callback (global as in not associated with any specific menu or window) */
+    glClearColor(1.0, .0, 1.0, 1.0);
-  glutIdleFunc ( Idle );
-  glutMenuStatusFunc ( MenuStatus );
-  glutMenuStateFunc  ( MenuState ); /* Note that glutMenuStatusFunc is an enhanced version of the deprecated glutMenuStateFunc. */
-
-  windows[0] = glutCreateWindow( "Callback Demo" );
-  printf ( "Creating window %d as 'Callback Demo'\n", windows[0] ) ;
-
-  glClearColor(1.0, 1.0, 1.0, 1.0);
-
-  /* callbacks and settings specific to this window */
     glutDisplayFunc(Display);
-  glutReshapeFunc( Reshape );
-  glutPositionFunc( Position );
-  glutKeyboardFunc( Key );
-  glutSpecialFunc( Special );
-  glutVisibilityFunc( Visibility );
-  glutKeyboardUpFunc( KeyUp );
-  glutSpecialUpFunc( SpecialUp );
-  glutJoystickFunc( Joystick, 100 );
-  glutMouseFunc ( Mouse ) ;
-  glutMouseWheelFunc ( MouseWheel ) ;
-  glutMotionFunc ( Motion ) ;
-  glutPassiveMotionFunc ( PassiveMotion ) ;
     glutEntryFunc(Entry) ;
-  glutCloseFunc ( Close ) ;
+    menuID=glutCreateMenu(SampleMenu);
-  glutOverlayDisplayFunc ( OverlayDisplay ) ;
+    glutAddMenuEntry("Entry one", 1);
-  glutWindowStatusFunc ( WindowStatus ) ;
+    glutAddMenuEntry("Entry two", 2);
-  glutSpaceballMotionFunc ( SpaceMotion ) ;
-  glutSpaceballRotateFunc ( SpaceRotation ) ;
-  glutSpaceballButtonFunc ( SpaceButton ) ;
-  glutButtonBoxFunc ( ButtonBox ) ;
-  glutDialsFunc ( Dials ) ;
-  glutTabletMotionFunc ( TabletMotion ) ;
-  glutTabletButtonFunc ( TabletButton ) ;
-  glutSetKeyRepeat(GLUT_KEY_REPEAT_OFF) ;
-
-  subMenuA = glutCreateMenu( MenuCallback );
-  glutAddMenuEntry( "Sub menu A1 (01)", 11 );
-  glutAddMenuEntry( "Sub menu A2 (02)", 12 );
-  glutAddMenuEntry( "Sub menu A3 (03)", 13 );
-  glutMenuDestroyFunc ( MenuDestroy );  /* callback specific to this menu */
-
-  subMenuB = glutCreateMenu( MenuCallback );
-  glutAddMenuEntry( "Sub menu B1 (04)", 14 );
-  glutAddMenuEntry( "Sub menu B2 (05)", 15 );
-  glutAddMenuEntry( "Sub menu B3 (06)", 16 );
-  glutAddSubMenu( "Going to sub menu A", subMenuA );
-  glutMenuDestroyFunc ( MenuDestroy );  /* callback specific to this menu */
-
-  menuID = glutCreateMenu( MenuCallback );
-  glutAddMenuEntry( "Entry one",   21 );
-  glutAddMenuEntry( "Entry two",   22 );
-  glutAddMenuEntry( "Entry three", 23 );
-  glutAddMenuEntry( "Entry four",  24 );
-  glutAddMenuEntry( "Entry five",  25 );
-  glutAddSubMenu( "Enter sub menu A", subMenuA );
-  glutAddSubMenu( "Enter sub menu B", subMenuB );
-  glutMenuDestroyFunc ( MenuDestroy );  /* callback specific to this menu */
-
-  glutAttachMenu( GLUT_LEFT_BUTTON );
-
-  glutInitWindowPosition ( 140+500+2*glutGet(GLUT_WINDOW_BORDER_WIDTH), 140 );
-  /* Position second window right next to the first */
-  windows[1] = glutCreateWindow( "Second Window" );
-  printf ( "Creating window %d as 'Second Window'\n", windows[1] ) ;
-
-  glClearColor(1.0, 1.0, 1.0, 1.0);
-
-  /* callbacks and settings specific to this window */
-  glutDisplayFunc( Display );
-  glutReshapeFunc( Reshape );
-  glutPositionFunc( Position );
-  glutKeyboardFunc( Key );
-  glutSpecialFunc( Special );
-  glutVisibilityFunc( Visibility );
-  glutKeyboardUpFunc( KeyUp );
-  glutSpecialUpFunc( SpecialUp );
-  /*  glutJoystickFunc( Joystick, 100 ); */
-  glutMouseFunc ( Mouse ) ;
-  glutMouseWheelFunc ( MouseWheel ) ;
-  glutMotionFunc ( Motion ) ;
-  glutPassiveMotionFunc ( PassiveMotion ) ;
-  glutEntryFunc ( Entry ) ;
-  glutCloseFunc ( Close ) ;
-  glutOverlayDisplayFunc ( OverlayDisplay ) ;
-  glutWindowStatusFunc ( WindowStatus ) ;
-  glutSpaceballMotionFunc ( SpaceMotion ) ;
-  glutSpaceballRotateFunc ( SpaceRotation ) ;
-  glutSpaceballButtonFunc ( SpaceButton ) ;
-  glutButtonBoxFunc ( ButtonBox ) ;
-  glutDialsFunc ( Dials ) ;
-  glutTabletMotionFunc ( TabletMotion ) ;
-  glutTabletButtonFunc ( TabletButton ) ;
-  glutSetKeyRepeat(GLUT_KEY_REPEAT_OFF) ;
-
-  glutSetMenu(subMenuB);
     glutAttachMenu(GLUT_RIGHT_BUTTON);
-
-
-  printf ( "Please enter something to continue: " );
-  fgets ( dummy_string, STRING_LENGTH, stdin );
-
     glutMainLoop();
-
+    return 0;
-  printf ( "Back from the 'freeglut' main loop\n" ) ;
-
-  return EXIT_SUCCESS;
 }

freeglut/freeglut/src/fg_main.c

@@ -103,8 +103,10 @@ static void fghReshapeWindow ( SFG_Window *window, int width, int height )
 void fghRedrawWindow ( SFG_Window *window )
 {
     SFG_Window *current_window = fgStructure.CurrentWindow;
+    printf("fghRedrawWindow\n");
 
     freeglut_return_if_fail( window );
+    printf("got window\n");
 
     if( window->State.NeedToInitContext ) {
         INVOKE_WCB( *window, InitContext, ());
@@ -112,10 +114,12 @@ void fghRedrawWindow ( SFG_Window *window )
     }
 
     freeglut_return_if_fail( FETCH_WCB ( *window, Display ) );
+    printf("got displayCB\n");
 
     window->State.Redisplay = GL_FALSE;
 
     freeglut_return_if_fail( window->State.Visible );
+    printf("we're visible\n");
 
     fgSetWindow( window );
 
@@ -134,6 +138,7 @@ void fghRedrawWindow ( SFG_Window *window )
         );
     }
 
+    printf("invoking displayCB\n");
     INVOKE_WCB( *window, Display, ( ) );
 
     fgSetWindow( current_window );
@@ -143,10 +148,12 @@ void fghRedrawWindow ( SFG_Window *window )
 static void fghcbDisplayWindow( SFG_Window *window,
                                 SFG_Enumerator *enumerator )
 {
+    printf("window %p, %i\n",window,window->State.Redisplay);
     if( window->State.Redisplay &&
         window->State.Visible )
     {
         window->State.Redisplay = GL_FALSE;
+        printf("redisplaying...\n");
 		fgPlatformDisplayWindow ( window );
     }
 

freeglut/freeglut/src/mswin/fg_main_mswin.c

@@ -128,10 +128,12 @@ void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height )
 
 void fgPlatformDisplayWindow ( SFG_Window *window )
 {
-    RedrawWindow(
+    int success = RedrawWindow(
         window->Window.Handle, NULL, NULL,
         RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE | RDW_UPDATENOW
     );
+
+    printf("RedrawWindow (window %p): %i\n",window,success);
 }
 
 
@@ -409,6 +411,9 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
         }
 
 #endif /* defined(_WIN32_WCE) */
+
+        window->State.Redisplay = GL_TRUE;
+        printf("create set redisplay\n");
         break;
 
     case WM_SIZE:
@@ -523,6 +528,7 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
 
     case WM_PAINT:
         /* Turn on the visibility in case it was turned off somehow */
+        printf("WM_PAINT received\n");
         window->State.Visible = GL_TRUE;
         InvalidateRect( hWnd, NULL, GL_FALSE ); /* Make sure whole window is repainted. Bit of a hack, but a safe one from what google turns up... */
         BeginPaint( hWnd, &ps );

freeglut/web-src/docs/api.php

@@ -12,7 +12,7 @@ generateHeader($_SERVER['PHP_SELF']);
 <div style="font-size: 1.6em; font-weight: bold; text-align: center;">
 The Open-Source<br/>
 OpenGL Utility Toolkit<br/>
-(<i>freeglut</i> 2.0.0)<br/>
+(<i>freeglut</i> 3.0.0)<br/>
 Application Programming Interface
 </div>
 
@@ -24,7 +24,7 @@ Version 4.0
 <p></p>
 <div style="font-size: 1.2em; font-weight: bold; text-align: center;">
 The <i>freeglut</i> Programming Consortium<br/>
-July, 2003
+January, 2013
 </div>
 
 <p>