static int sequence_number = 0 ;
+int reshape_called = 0, key_called = 0, special_called = 0, visibility_called = 0,
+ keyup_called = 0, specialup_called = 0, joystick_called = 0, mouse_called = 0,
+ mousewheel_called = 0, motion_called = 0, passivemotion_called = 0, entry_called = 0,
+ close_called = 0 ;
+int reshape_width = -1, reshape_height = -1, reshape_seq = -1 ;
+int key_key = -1, key_x = -1, key_y = -1, key_seq = -1 ;
+int special_key = -1, special_x = -1, special_y = -1, special_seq = -1 ;
+int visibility_vis = -1, visibility_seq = -1 ;
+int keyup_key = -1, keyup_x = -1, keyup_y = -1, keyup_seq = -1 ;
+int specialup_key = -1, specialup_x = -1, specialup_y = -1, specialup_seq = -1 ;
+int joystick_a = -1, joystick_b = -1, joystick_c = -1, joystick_d = -1, joystick_seq = -1 ; /* Need meaningful names */
+int mouse_button = -1, mouse_updown = -1, mouse_x = -1, mouse_y = -1, mouse_seq = -1 ;
+int mousewheel_number = -1, mousewheel_direction = -1, mousewheel_x = -1, mousewheel_y = -1, mousewheel_seq = -1 ;
+int motion_x = -1, motion_y = -1, motion_seq = -1 ;
+int passivemotion_x = -1, passivemotion_y = -1, passivemotion_seq = -1 ;
static void
Display(void)
{
+ char line[180] ;
int window = glutGetWindow () ;
- glClear( GL_COLOR_BUFFER_BIT );
+ 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 ) - 10 );
+
+ if ( reshape_called )
+ {
+ sprintf ( line, "Reshape %d: %d %d\n", reshape_seq, reshape_width, reshape_height );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( key_called )
+ {
+ sprintf ( line, "Key %d: %d(%c) %d %d\n", key_seq, key_key, key_key, key_x, key_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( special_called )
+ {
+ sprintf ( line, "Special %d: %d(%c) %d %d\n", special_seq, special_key, special_key, special_x, special_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( visibility_called )
+ {
+ sprintf ( line, "Visibility %d: %d\n", visibility_seq, visibility_vis );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( keyup_called )
+ {
+ sprintf ( line, "Key Up %d: %d(%c) %d %d\n", keyup_seq, keyup_key, keyup_key, keyup_x, keyup_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( specialup_called )
+ {
+ sprintf ( line, "Special Up %d: %d(%c) %d %d\n", specialup_seq, specialup_key, specialup_key, specialup_x, specialup_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( joystick_called )
+ {
+ sprintf ( line, "Joystick %d: %d %d %d %d\n", joystick_seq, joystick_a, joystick_b, joystick_c, joystick_d );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( mouse_called )
+ {
+ sprintf ( line, "Mouse %d: %d %d %d %d\n", mouse_seq, mouse_button, mouse_updown, mouse_x, mouse_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( mousewheel_called )
+ {
+ sprintf ( line, "Mouse Wheel %d: %d %d %d %d\n", mousewheel_seq, mousewheel_number, mousewheel_direction, mousewheel_x, mousewheel_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( motion_called )
+ {
+ sprintf ( line, "Motion %d: %d %d\n", motion_seq, motion_x, motion_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ if ( passivemotion_called )
+ {
+ sprintf ( line, "Passive Motion %d: %d %d\n", passivemotion_seq, passivemotion_x, passivemotion_y );
+ glutBitmapString ( GLUT_BITMAP_HELVETICA_12, line );
+ }
+
+ glMatrixMode ( GL_PROJECTION );
+ glPopMatrix ();
+ glMatrixMode ( GL_MODELVIEW );
+ glPopMatrix ();
+ glEnable ( GL_DEPTH_TEST );
printf ( "%6d Window %d Display Callback\n",
++sequence_number, window ) ;
int window = glutGetWindow () ;
printf ( "%6d Window %d Reshape Callback: %d %d\n",
++sequence_number, window, width, height ) ;
+ reshape_called = 1 ;
+ reshape_width = width ;
+ reshape_height = height ;
+ reshape_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Keyboard Callback: %d %d %d\n",
++sequence_number, window, key, x, y ) ;
+ key_called = 1 ;
+ key_key = key ;
+ key_x = x ;
+ key_y = y ;
+ key_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Special Key Callback: %d %d %d\n",
++sequence_number, window, key, x, y ) ;
+ special_called = 1 ;
+ special_key = key ;
+ special_x = x ;
+ special_y = y ;
+ special_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Visibility Callback: %d\n",
++sequence_number, window, vis ) ;
+ visibility_called = 1 ;
+ visibility_vis = vis ;
+ visibility_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Key Release Callback: %d %d %d\n",
++sequence_number, window, key, x, y ) ;
+ keyup_called = 1 ;
+ keyup_key = key ;
+ keyup_x = x ;
+ keyup_y = y ;
+ keyup_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Special Key Release Callback: %d %d %d\n",
++sequence_number, window, key, x, y ) ;
+ specialup_called = 1 ;
+ specialup_key = key ;
+ specialup_x = x ;
+ specialup_y = y ;
+ specialup_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
-Joystick( unsigned int a, int b, int c, int d)
+Joystick( unsigned int a, int b, int c, int d) /* Need meaningful names */
{
int window = glutGetWindow () ;
printf ( "%6d Window %d Joystick Callback: %d %d %d %d\n",
++sequence_number, window, a, b, c, d ) ;
+ joystick_called = 1 ;
+ joystick_a = a ;
+ joystick_b = b ;
+ joystick_c = c ;
+ joystick_d = d ;
+ joystick_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Mouse Click Callback: %d %d %d %d\n",
++sequence_number, window, button, updown, x, y ) ;
+ mouse_called = 1 ;
+ mouse_button = button ;
+ mouse_updown = updown ;
+ mouse_x = x ;
+ mouse_y = y ;
+ mouse_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Mouse Wheel Callback: %d %d %d %d\n",
++sequence_number, window, wheel_number, direction, x, y ) ;
+ mousewheel_called = 1 ;
+ mousewheel_number = wheel_number ;
+ mousewheel_direction = direction ;
+ mousewheel_x = x ;
+ mousewheel_y = y ;
+ mousewheel_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Mouse Motion Callback: %d %d\n",
++sequence_number, window, x, y ) ;
+ motion_called = 1 ;
+ motion_x = x ;
+ motion_y = y ;
+ motion_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
int window = glutGetWindow () ;
printf ( "%6d Window %d Mouse Passive Motion Callback: %d %d\n",
++sequence_number, window, x, y ) ;
+ passivemotion_called = 1 ;
+ passivemotion_x = x ;
+ passivemotion_y = y ;
+ passivemotion_seq = sequence_number ;
+ glutPostRedisplay () ;
}
static void
Entry(int state)
{
int window = glutGetWindow () ;
+ entry_called = 1 ;
printf ( "%6d Window %d Entry Callback: %d\n",
++sequence_number, window, state ) ;
+ glutPostRedisplay () ;
}
static void
Close(void)
{
int window = glutGetWindow () ;
+ close_called = 1 ;
printf ( "%6d Window %d Close Callback\n",
++sequence_number, window ) ;
}
glutVisibilityFunc( Visibility );
glutKeyboardUpFunc( KeyUp );
glutSpecialUpFunc( SpecialUp );
- glutJoystickFunc( Joystick, 10 );
+ glutJoystickFunc( Joystick, 100 );
glutMouseFunc ( Mouse ) ;
glutMouseWheelFunc ( MouseWheel ) ;
glutMotionFunc ( Motion ) ;
glutVisibilityFunc( Visibility );
glutKeyboardUpFunc( KeyUp );
glutSpecialUpFunc( SpecialUp );
-// glutJoystickFunc( Joystick, 10 );
+// glutJoystickFunc( Joystick, 100 );
glutMouseFunc ( Mouse ) ;
glutMouseWheelFunc ( MouseWheel ) ;
glutMotionFunc ( Motion ) ;