First attempt at adding John Tsiombikas' spaceball support for X11. It compiles...

[freeglut] / src / freeglut_internal.h

diff --git a/src/freeglut_internal.h b/src/freeglut_internal.h
index 7b0a86e..5b2784a 100644 (file)
--- a/src/freeglut_internal.h
+++ b/src/freeglut_internal.h
@@ -564,9 +564,9 @@ enum
     /* Presently ignored */
     CB_Select,
     CB_OverlayDisplay,
-    CB_SpaceMotion,
-    CB_SpaceRotation,
-    CB_SpaceButton,
+    CB_SpaceMotion,     /* presently implemented only on UNIX/X11 */
+    CB_SpaceRotation,   /* presently implemented only on UNIX/X11 */
+    CB_SpaceButton,     /* presently implemented only on UNIX/X11 */
     CB_Dials,
     CB_ButtonBox,
     CB_TabletMotion,
@@ -853,6 +853,19 @@ int         fgInputDeviceDetect( void );
 void        fgInitialiseInputDevices( void );
 void        fgInputDeviceClose( void );
 
+/* spaceball device functions, defined in freeglut_spaceball.c */
+void        fgInitialiseSpaceball( void );
+void        fgSpaceballClose( void );
+void        fgSpaceballSetWindow( SFG_Window *window );
+
+int         fgHasSpaceball( void );
+int         fgSpaceballNumButtons( void );
+
+#if TARGET_HOST_POSIX_X11
+int         fgIsSpaceballXEvent( const XEvent *ev );
+void        fgSpaceballHandleXEvent( const XEvent *ev );
+#endif
+
 /* Setting the cursor for a given window */
 void fgSetCursor ( SFG_Window *window, int cursorID );