-/*\r
- * freeglut_callbacks.c\r
- *\r
- * The callbacks setting methods.\r
- *\r
- * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.\r
- * Written by Pawel W. Olszta, <olszta@sourceforge.net>\r
- * Creation date: Fri Dec 3 1999\r
- *\r
- * Permission is hereby granted, free of charge, to any person obtaining a\r
- * copy of this software and associated documentation files (the "Software"),\r
- * to deal in the Software without restriction, including without limitation\r
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,\r
- * and/or sell copies of the Software, and to permit persons to whom the\r
- * Software is furnished to do so, subject to the following conditions:\r
- *\r
- * The above copyright notice and this permission notice shall be included\r
- * in all copies or substantial portions of the Software.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS\r
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r
- * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
- */\r
-\r
-#include <GL/freeglut.h>\r
-#include "freeglut_internal.h"\r
-\r
-/* -- INTERFACE FUNCTIONS -------------------------------------------------- */\r
-\r
-/*\r
- * All of the callbacks setting methods can be generalized to this:\r
- */\r
-#define SET_CALLBACK(a) \\r
-do \\r
-{ \\r
- if( fgStructure.CurrentWindow == NULL ) \\r
- return; \\r
- SET_WCB( ( *( fgStructure.CurrentWindow ) ), a, callback ); \\r
-} while( 0 )\r
-\r
-/*\r
- * Sets the Display callback for the current window\r
- */\r
-void FGAPIENTRY glutDisplayFunc( void (* callback)( void ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutDisplayFunc" );\r
- if( !callback )\r
- fgError( "Fatal error in program. NULL display callback not "\r
- "permitted in GLUT 3.0+ or freeglut 2.0.1+" );\r
- SET_CALLBACK( Display );\r
-}\r
-\r
-/*\r
- * Sets the Reshape callback for the current window\r
- */\r
-void FGAPIENTRY glutReshapeFunc( void (* callback)( int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutReshapeFunc" );\r
- SET_CALLBACK( Reshape );\r
-}\r
-\r
-/*\r
- * Sets the Keyboard callback for the current window\r
- */\r
-void FGAPIENTRY glutKeyboardFunc( void (* callback)\r
- ( unsigned char, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutKeyboardFunc" );\r
- SET_CALLBACK( Keyboard );\r
-}\r
-\r
-/*\r
- * Sets the Special callback for the current window\r
- */\r
-void FGAPIENTRY glutSpecialFunc( void (* callback)( int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpecialFunc" );\r
- SET_CALLBACK( Special );\r
-}\r
-\r
-/*\r
- * Sets the global idle callback\r
- */\r
-void FGAPIENTRY glutIdleFunc( void (* callback)( void ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutIdleFunc" );\r
- fgState.IdleCallback = callback;\r
-}\r
-\r
-/*\r
- * Sets the Timer callback for the current window\r
- */\r
-void FGAPIENTRY glutTimerFunc( unsigned int timeOut, void (* callback)( int ),\r
- int timerID )\r
-{\r
- SFG_Timer *timer, *node;\r
-\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTimerFunc" );\r
-\r
- if( (timer = fgState.FreeTimers.Last) )\r
- {\r
- fgListRemove( &fgState.FreeTimers, &timer->Node );\r
- }\r
- else\r
- {\r
- if( ! (timer = malloc(sizeof(SFG_Timer))) )\r
- fgError( "Fatal error: "\r
- "Memory allocation failure in glutTimerFunc()" );\r
- }\r
-\r
- timer->Callback = callback;\r
- timer->ID = timerID;\r
- timer->TriggerTime = fgElapsedTime() + timeOut;\r
-\r
- for( node = fgState.Timers.First; node; node = node->Node.Next )\r
- {\r
- if( node->TriggerTime > timer->TriggerTime )\r
- break;\r
- }\r
-\r
- fgListInsert( &fgState.Timers, &node->Node, &timer->Node );\r
-}\r
-\r
-/*\r
- * Sets the Visibility callback for the current window.\r
- */\r
-static void fghVisibility( int status )\r
-{\r
- int glut_status = GLUT_VISIBLE;\r
-\r
- FREEGLUT_INTERNAL_ERROR_EXIT_IF_NOT_INITIALISED ( "Visibility Callback" );\r
- freeglut_return_if_fail( fgStructure.CurrentWindow );\r
-\r
- if( ( GLUT_HIDDEN == status ) || ( GLUT_FULLY_COVERED == status ) )\r
- glut_status = GLUT_NOT_VISIBLE;\r
- INVOKE_WCB( *( fgStructure.CurrentWindow ), Visibility, ( glut_status ) );\r
-}\r
-\r
-void FGAPIENTRY glutVisibilityFunc( void (* callback)( int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutVisibilityFunc" );\r
- SET_CALLBACK( Visibility );\r
-\r
- if( callback )\r
- glutWindowStatusFunc( fghVisibility );\r
- else\r
- glutWindowStatusFunc( NULL );\r
-}\r
-\r
-/*\r
- * Sets the keyboard key release callback for the current window\r
- */\r
-void FGAPIENTRY glutKeyboardUpFunc( void (* callback)\r
- ( unsigned char, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutKeyboardUpFunc" );\r
- SET_CALLBACK( KeyboardUp );\r
-}\r
-\r
-/*\r
- * Sets the special key release callback for the current window\r
- */\r
-void FGAPIENTRY glutSpecialUpFunc( void (* callback)( int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpecialUpFunc" );\r
- SET_CALLBACK( SpecialUp );\r
-}\r
-\r
-/*\r
- * Sets the joystick callback and polling rate for the current window\r
- */\r
-void FGAPIENTRY glutJoystickFunc( void (* callback)\r
- ( unsigned int, int, int, int ),\r
- int pollInterval )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutJoystickFunc" );\r
- fgInitialiseJoysticks ();\r
-\r
- if ( ( ( fgStructure.CurrentWindow->State.JoystickPollRate < 0 ) ||\r
- !FETCH_WCB(*fgStructure.CurrentWindow,Joystick) ) && /* Joystick callback was disabled */\r
- ( callback && ( pollInterval >= 0 ) ) ) /* but is now enabled */\r
- ++fgState.NumActiveJoysticks;\r
- else if ( ( ( fgStructure.CurrentWindow->State.JoystickPollRate >= 0 ) &&\r
- FETCH_WCB(*fgStructure.CurrentWindow,Joystick) ) && /* Joystick callback was enabled */\r
- ( !callback || ( pollInterval < 0 ) ) ) /* but is now disabled */\r
- --fgState.NumActiveJoysticks;\r
-\r
- SET_CALLBACK( Joystick );\r
- fgStructure.CurrentWindow->State.JoystickPollRate = pollInterval;\r
-\r
- fgStructure.CurrentWindow->State.JoystickLastPoll =\r
- fgElapsedTime() - fgStructure.CurrentWindow->State.JoystickPollRate;\r
-\r
- if( fgStructure.CurrentWindow->State.JoystickLastPoll < 0 )\r
- fgStructure.CurrentWindow->State.JoystickLastPoll = 0;\r
-}\r
-\r
-/*\r
- * Sets the mouse callback for the current window\r
- */\r
-void FGAPIENTRY glutMouseFunc( void (* callback)( int, int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMouseFunc" );\r
- SET_CALLBACK( Mouse );\r
-}\r
-\r
-/*\r
- * Sets the mouse wheel callback for the current window\r
- */\r
-void FGAPIENTRY glutMouseWheelFunc( void (* callback)( int, int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMouseWheelFunc" );\r
- SET_CALLBACK( MouseWheel );\r
-}\r
-\r
-/*\r
- * Sets the mouse motion callback for the current window (one or more buttons\r
- * are pressed)\r
- */\r
-void FGAPIENTRY glutMotionFunc( void (* callback)( int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMotionFunc" );\r
- SET_CALLBACK( Motion );\r
-}\r
-\r
-/*\r
- * Sets the passive mouse motion callback for the current window (no mouse\r
- * buttons are pressed)\r
- */\r
-void FGAPIENTRY glutPassiveMotionFunc( void (* callback)( int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPassiveMotionFunc" );\r
- SET_CALLBACK( Passive );\r
-}\r
-\r
-/*\r
- * Window mouse entry/leave callback\r
- */\r
-void FGAPIENTRY glutEntryFunc( void (* callback)( int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutEntryFunc" );\r
- SET_CALLBACK( Entry );\r
-}\r
-\r
-/*\r
- * Window destruction callbacks\r
- */\r
-void FGAPIENTRY glutCloseFunc( void (* callback)( void ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutCloseFunc" );\r
- SET_CALLBACK( Destroy );\r
-}\r
-\r
-void FGAPIENTRY glutWMCloseFunc( void (* callback)( void ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutWMCloseFunc" );\r
- glutCloseFunc( callback );\r
-}\r
-\r
-/* A. Donev: Destruction callback for menus */\r
-void FGAPIENTRY glutMenuDestroyFunc( void (* callback)( void ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuDestroyFunc" );\r
- if( fgStructure.CurrentMenu )\r
- fgStructure.CurrentMenu->Destroy = callback;\r
-}\r
-\r
-/*\r
- * Deprecated version of glutMenuStatusFunc callback setting method\r
- */\r
-void FGAPIENTRY glutMenuStateFunc( void (* callback)( int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuStateFunc" );\r
- fgState.MenuStateCallback = callback;\r
-}\r
-\r
-/*\r
- * Sets the global menu status callback for the current window\r
- */\r
-void FGAPIENTRY glutMenuStatusFunc( void (* callback)( int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuStatusFunc" );\r
- fgState.MenuStatusCallback = callback;\r
-}\r
-\r
-/*\r
- * Sets the overlay display callback for the current window\r
- */\r
-void FGAPIENTRY glutOverlayDisplayFunc( void (* callback)( void ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutOverlayDisplayFunc" );\r
- SET_CALLBACK( OverlayDisplay );\r
-}\r
-\r
-/*\r
- * Sets the window status callback for the current window\r
- */\r
-void FGAPIENTRY glutWindowStatusFunc( void (* callback)( int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutWindowStatusFunc" );\r
- SET_CALLBACK( WindowStatus );\r
-}\r
-\r
-/*\r
- * Sets the spaceball motion callback for the current window\r
- */\r
-void FGAPIENTRY glutSpaceballMotionFunc( void (* callback)( int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballMotionFunc" );\r
- fgInitialiseSpaceball();\r
-\r
- SET_CALLBACK( SpaceMotion );\r
-}\r
-\r
-/*\r
- * Sets the spaceball rotate callback for the current window\r
- */\r
-void FGAPIENTRY glutSpaceballRotateFunc( void (* callback)( int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballRotateFunc" );\r
- fgInitialiseSpaceball();\r
-\r
- SET_CALLBACK( SpaceRotation );\r
-}\r
-\r
-/*\r
- * Sets the spaceball button callback for the current window\r
- */\r
-void FGAPIENTRY glutSpaceballButtonFunc( void (* callback)( int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballButtonFunc" );\r
- fgInitialiseSpaceball();\r
-\r
- SET_CALLBACK( SpaceButton );\r
-}\r
-\r
-/*\r
- * Sets the button box callback for the current window\r
- */\r
-void FGAPIENTRY glutButtonBoxFunc( void (* callback)( int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutButtonBoxFunc" );\r
- SET_CALLBACK( ButtonBox );\r
-}\r
-\r
-/*\r
- * Sets the dials box callback for the current window\r
- */\r
-void FGAPIENTRY glutDialsFunc( void (* callback)( int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutDialsFunc" );\r
- SET_CALLBACK( Dials );\r
-}\r
-\r
-/*\r
- * Sets the tablet motion callback for the current window\r
- */\r
-void FGAPIENTRY glutTabletMotionFunc( void (* callback)( int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTabletMotionFunc" );\r
- SET_CALLBACK( TabletMotion );\r
-}\r
-\r
-/*\r
- * Sets the tablet buttons callback for the current window\r
- */\r
-void FGAPIENTRY glutTabletButtonFunc( void (* callback)( int, int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTabletButtonFunc" );\r
- SET_CALLBACK( TabletButton );\r
-}\r
-\r
-/*\r
- * Sets the multi-pointer entry callback for the current window\r
- */\r
-void FGAPIENTRY glutMultiEntryFunc( void (* callback)(int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiEntryFunc" );\r
- SET_CALLBACK( MultiEntry );\r
-}\r
-\r
-/*\r
- * Sets the multi-pointer button callback for the current window\r
- */\r
-void FGAPIENTRY glutMultiButtonFunc( void (* callback)(int, int, int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiButtonFunc" );\r
- SET_CALLBACK( MultiButton );\r
-}\r
-\r
-/*\r
- * Sets the multi-pointer motion callback for the current window\r
- */\r
-void FGAPIENTRY glutMultiMotionFunc( void (* callback)(int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiMotionFunc" );\r
- SET_CALLBACK( MultiMotion );\r
-}\r
-\r
-/*\r
- * Sets the multi-pointer passive motion callback for the current window\r
- */\r
-void FGAPIENTRY glutMultiPassiveFunc( void (* callback)(int, int, int ) )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiPassiveFunc" );\r
- SET_CALLBACK( MultiPassive );\r
-}\r
-\r
-/*** END OF FILE ***/\r
+/*
+ * freeglut_callbacks.c
+ *
+ * The callbacks setting methods.
+ *
+ * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
+ * Written by Pawel W. Olszta, <olszta@sourceforge.net>
+ * Creation date: Fri Dec 3 1999
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <GL/freeglut.h>
+#include "freeglut_internal.h"
+
+/* -- INTERFACE FUNCTIONS -------------------------------------------------- */
+
+/*
+ * All of the callbacks setting methods can be generalized to this:
+ */
+#define SET_CALLBACK(a) \
+do \
+{ \
+ if( fgStructure.CurrentWindow == NULL ) \
+ return; \
+ SET_WCB( ( *( fgStructure.CurrentWindow ) ), a, callback ); \
+} while( 0 )
+
+/*
+ * Sets the Display callback for the current window
+ */
+void FGAPIENTRY glutDisplayFunc( void (* callback)( void ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutDisplayFunc" );
+ if( !callback )
+ fgError( "Fatal error in program. NULL display callback not "
+ "permitted in GLUT 3.0+ or freeglut 2.0.1+" );
+ SET_CALLBACK( Display );
+}
+
+/*
+ * Sets the Reshape callback for the current window
+ */
+void FGAPIENTRY glutReshapeFunc( void (* callback)( int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutReshapeFunc" );
+ SET_CALLBACK( Reshape );
+}
+
+/*
+ * Sets the Keyboard callback for the current window
+ */
+void FGAPIENTRY glutKeyboardFunc( void (* callback)
+ ( unsigned char, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutKeyboardFunc" );
+ SET_CALLBACK( Keyboard );
+}
+
+/*
+ * Sets the Special callback for the current window
+ */
+void FGAPIENTRY glutSpecialFunc( void (* callback)( int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpecialFunc" );
+ SET_CALLBACK( Special );
+}
+
+/*
+ * Sets the global idle callback
+ */
+void FGAPIENTRY glutIdleFunc( void (* callback)( void ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutIdleFunc" );
+ fgState.IdleCallback = callback;
+}
+
+/*
+ * Sets the Timer callback for the current window
+ */
+void FGAPIENTRY glutTimerFunc( unsigned int timeOut, void (* callback)( int ),
+ int timerID )
+{
+ SFG_Timer *timer, *node;
+
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTimerFunc" );
+
+ if( (timer = fgState.FreeTimers.Last) )
+ {
+ fgListRemove( &fgState.FreeTimers, &timer->Node );
+ }
+ else
+ {
+ if( ! (timer = malloc(sizeof(SFG_Timer))) )
+ fgError( "Fatal error: "
+ "Memory allocation failure in glutTimerFunc()" );
+ }
+
+ timer->Callback = callback;
+ timer->ID = timerID;
+ timer->TriggerTime = fgElapsedTime() + timeOut;
+
+ for( node = fgState.Timers.First; node; node = node->Node.Next )
+ {
+ if( node->TriggerTime > timer->TriggerTime )
+ break;
+ }
+
+ fgListInsert( &fgState.Timers, &node->Node, &timer->Node );
+}
+
+/*
+ * Sets the Visibility callback for the current window.
+ */
+static void fghVisibility( int status )
+{
+ int glut_status = GLUT_VISIBLE;
+
+ FREEGLUT_INTERNAL_ERROR_EXIT_IF_NOT_INITIALISED ( "Visibility Callback" );
+ freeglut_return_if_fail( fgStructure.CurrentWindow );
+
+ if( ( GLUT_HIDDEN == status ) || ( GLUT_FULLY_COVERED == status ) )
+ glut_status = GLUT_NOT_VISIBLE;
+ INVOKE_WCB( *( fgStructure.CurrentWindow ), Visibility, ( glut_status ) );
+}
+
+void FGAPIENTRY glutVisibilityFunc( void (* callback)( int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutVisibilityFunc" );
+ SET_CALLBACK( Visibility );
+
+ if( callback )
+ glutWindowStatusFunc( fghVisibility );
+ else
+ glutWindowStatusFunc( NULL );
+}
+
+/*
+ * Sets the keyboard key release callback for the current window
+ */
+void FGAPIENTRY glutKeyboardUpFunc( void (* callback)
+ ( unsigned char, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutKeyboardUpFunc" );
+ SET_CALLBACK( KeyboardUp );
+}
+
+/*
+ * Sets the special key release callback for the current window
+ */
+void FGAPIENTRY glutSpecialUpFunc( void (* callback)( int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpecialUpFunc" );
+ SET_CALLBACK( SpecialUp );
+}
+
+/*
+ * Sets the joystick callback and polling rate for the current window
+ */
+void FGAPIENTRY glutJoystickFunc( void (* callback)
+ ( unsigned int, int, int, int ),
+ int pollInterval )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutJoystickFunc" );
+ fgInitialiseJoysticks ();
+
+ if ( ( ( fgStructure.CurrentWindow->State.JoystickPollRate < 0 ) ||
+ !FETCH_WCB(*fgStructure.CurrentWindow,Joystick) ) && /* Joystick callback was disabled */
+ ( callback && ( pollInterval >= 0 ) ) ) /* but is now enabled */
+ ++fgState.NumActiveJoysticks;
+ else if ( ( ( fgStructure.CurrentWindow->State.JoystickPollRate >= 0 ) &&
+ FETCH_WCB(*fgStructure.CurrentWindow,Joystick) ) && /* Joystick callback was enabled */
+ ( !callback || ( pollInterval < 0 ) ) ) /* but is now disabled */
+ --fgState.NumActiveJoysticks;
+
+ SET_CALLBACK( Joystick );
+ fgStructure.CurrentWindow->State.JoystickPollRate = pollInterval;
+
+ fgStructure.CurrentWindow->State.JoystickLastPoll =
+ fgElapsedTime() - fgStructure.CurrentWindow->State.JoystickPollRate;
+
+ if( fgStructure.CurrentWindow->State.JoystickLastPoll < 0 )
+ fgStructure.CurrentWindow->State.JoystickLastPoll = 0;
+}
+
+/*
+ * Sets the mouse callback for the current window
+ */
+void FGAPIENTRY glutMouseFunc( void (* callback)( int, int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMouseFunc" );
+ SET_CALLBACK( Mouse );
+}
+
+/*
+ * Sets the mouse wheel callback for the current window
+ */
+void FGAPIENTRY glutMouseWheelFunc( void (* callback)( int, int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMouseWheelFunc" );
+ SET_CALLBACK( MouseWheel );
+}
+
+/*
+ * Sets the mouse motion callback for the current window (one or more buttons
+ * are pressed)
+ */
+void FGAPIENTRY glutMotionFunc( void (* callback)( int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMotionFunc" );
+ SET_CALLBACK( Motion );
+}
+
+/*
+ * Sets the passive mouse motion callback for the current window (no mouse
+ * buttons are pressed)
+ */
+void FGAPIENTRY glutPassiveMotionFunc( void (* callback)( int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPassiveMotionFunc" );
+ SET_CALLBACK( Passive );
+}
+
+/*
+ * Window mouse entry/leave callback
+ */
+void FGAPIENTRY glutEntryFunc( void (* callback)( int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutEntryFunc" );
+ SET_CALLBACK( Entry );
+}
+
+/*
+ * Window destruction callbacks
+ */
+void FGAPIENTRY glutCloseFunc( void (* callback)( void ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutCloseFunc" );
+ SET_CALLBACK( Destroy );
+}
+
+void FGAPIENTRY glutWMCloseFunc( void (* callback)( void ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutWMCloseFunc" );
+ glutCloseFunc( callback );
+}
+
+/* A. Donev: Destruction callback for menus */
+void FGAPIENTRY glutMenuDestroyFunc( void (* callback)( void ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuDestroyFunc" );
+ if( fgStructure.CurrentMenu )
+ fgStructure.CurrentMenu->Destroy = callback;
+}
+
+/*
+ * Deprecated version of glutMenuStatusFunc callback setting method
+ */
+void FGAPIENTRY glutMenuStateFunc( void (* callback)( int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuStateFunc" );
+ fgState.MenuStateCallback = callback;
+}
+
+/*
+ * Sets the global menu status callback for the current window
+ */
+void FGAPIENTRY glutMenuStatusFunc( void (* callback)( int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuStatusFunc" );
+ fgState.MenuStatusCallback = callback;
+}
+
+/*
+ * Sets the overlay display callback for the current window
+ */
+void FGAPIENTRY glutOverlayDisplayFunc( void (* callback)( void ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutOverlayDisplayFunc" );
+ SET_CALLBACK( OverlayDisplay );
+}
+
+/*
+ * Sets the window status callback for the current window
+ */
+void FGAPIENTRY glutWindowStatusFunc( void (* callback)( int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutWindowStatusFunc" );
+ SET_CALLBACK( WindowStatus );
+}
+
+/*
+ * Sets the spaceball motion callback for the current window
+ */
+void FGAPIENTRY glutSpaceballMotionFunc( void (* callback)( int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballMotionFunc" );
+ fgInitialiseSpaceball();
+
+ SET_CALLBACK( SpaceMotion );
+}
+
+/*
+ * Sets the spaceball rotate callback for the current window
+ */
+void FGAPIENTRY glutSpaceballRotateFunc( void (* callback)( int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballRotateFunc" );
+ fgInitialiseSpaceball();
+
+ SET_CALLBACK( SpaceRotation );
+}
+
+/*
+ * Sets the spaceball button callback for the current window
+ */
+void FGAPIENTRY glutSpaceballButtonFunc( void (* callback)( int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballButtonFunc" );
+ fgInitialiseSpaceball();
+
+ SET_CALLBACK( SpaceButton );
+}
+
+/*
+ * Sets the button box callback for the current window
+ */
+void FGAPIENTRY glutButtonBoxFunc( void (* callback)( int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutButtonBoxFunc" );
+ SET_CALLBACK( ButtonBox );
+}
+
+/*
+ * Sets the dials box callback for the current window
+ */
+void FGAPIENTRY glutDialsFunc( void (* callback)( int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutDialsFunc" );
+ SET_CALLBACK( Dials );
+}
+
+/*
+ * Sets the tablet motion callback for the current window
+ */
+void FGAPIENTRY glutTabletMotionFunc( void (* callback)( int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTabletMotionFunc" );
+ SET_CALLBACK( TabletMotion );
+}
+
+/*
+ * Sets the tablet buttons callback for the current window
+ */
+void FGAPIENTRY glutTabletButtonFunc( void (* callback)( int, int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTabletButtonFunc" );
+ SET_CALLBACK( TabletButton );
+}
+
+/*
+ * Sets the multi-pointer entry callback for the current window
+ */
+void FGAPIENTRY glutMultiEntryFunc( void (* callback)(int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiEntryFunc" );
+ SET_CALLBACK( MultiEntry );
+}
+
+/*
+ * Sets the multi-pointer button callback for the current window
+ */
+void FGAPIENTRY glutMultiButtonFunc( void (* callback)(int, int, int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiButtonFunc" );
+ SET_CALLBACK( MultiButton );
+}
+
+/*
+ * Sets the multi-pointer motion callback for the current window
+ */
+void FGAPIENTRY glutMultiMotionFunc( void (* callback)(int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiMotionFunc" );
+ SET_CALLBACK( MultiMotion );
+}
+
+/*
+ * Sets the multi-pointer passive motion callback for the current window
+ */
+void FGAPIENTRY glutMultiPassiveFunc( void (* callback)(int, int, int ) )
+{
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiPassiveFunc" );
+ SET_CALLBACK( MultiPassive );
+}
+
+/*** END OF FILE ***/