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 * 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.
 */

#ifdef __cplusplus
    extern "C" {
#endif

/*
 * Additional GLUT Key definitions for the Special key function
 */
#define GLUT_KEY_NUM_LOCK           0x006D
#define GLUT_KEY_BEGIN              0x006E
#define GLUT_KEY_DELETE             0x006F
#define GLUT_KEY_SHIFT_L            0x0070
#define GLUT_KEY_SHIFT_R            0x0071
#define GLUT_KEY_CTRL_L             0x0072
#define GLUT_KEY_CTRL_R             0x0073
#define GLUT_KEY_ALT_L              0x0074
#define GLUT_KEY_ALT_R              0x0075

/*
 * GLUT API Extension macro definitions -- behaviour when the user clicks on an "x" to close a window
 */
#define GLUT_ACTION_EXIT                         0
#define GLUT_ACTION_GLUTMAINLOOP_RETURNS         1
#define GLUT_ACTION_CONTINUE_EXECUTION           2

/*
 * Create a new rendering context when the user opens a new window?
 */
#define GLUT_CREATE_NEW_CONTEXT                  0
#define GLUT_USE_CURRENT_CONTEXT                 1

/*
 * Direct/Indirect rendering context options (has meaning only in Unix/X11)
 */
#define GLUT_FORCE_INDIRECT_CONTEXT              0
#define GLUT_ALLOW_DIRECT_CONTEXT                1
#define GLUT_TRY_DIRECT_CONTEXT                  2
#define GLUT_FORCE_DIRECT_CONTEXT                3

/*
 * GLUT API Extension macro definitions -- the glutGet parameters
 */
#define  GLUT_INIT_STATE                    0x007C

#define  GLUT_ACTION_ON_WINDOW_CLOSE        0x01F9

#define  GLUT_WINDOW_BORDER_WIDTH           0x01FA
#define  GLUT_WINDOW_BORDER_HEIGHT          0x01FB
#define  GLUT_WINDOW_HEADER_HEIGHT          0x01FB  /* Docs say it should always have been GLUT_WINDOW_BORDER_HEIGHT, keep this for backward compatibility */

#define  GLUT_VERSION                       0x01FC

#define  GLUT_RENDERING_CONTEXT             0x01FD
#define  GLUT_DIRECT_RENDERING              0x01FE

#define  GLUT_FULL_SCREEN                   0x01FF

#define  GLUT_SKIP_STALE_MOTION_EVENTS      0x0204

/*
 * New tokens for glutInitDisplayMode.
 * Only one GLUT_AUXn bit may be used at a time.
 * Value 0x0400 is defined in OpenGLUT.
 */
#define  GLUT_AUX                           0x1000

#define  GLUT_AUX1                          0x1000
#define  GLUT_AUX2                          0x2000
#define  GLUT_AUX3                          0x4000
#define  GLUT_AUX4                          0x8000

/*
 * Context-related flags, see freeglut_state.c
 */
#define  GLUT_INIT_MAJOR_VERSION            0x0200
#define  GLUT_INIT_MINOR_VERSION            0x0201
#define  GLUT_INIT_FLAGS                    0x0202
#define  GLUT_INIT_PROFILE                  0x0203

/*
 * Flags for glutInitContextFlags, see freeglut_init.c
 */
#define  GLUT_DEBUG                         0x0001
#define  GLUT_FORWARD_COMPATIBLE            0x0002


/*
 * Flags for glutInitContextProfile, see freeglut_init.c
 */
#define GLUT_CORE_PROFILE                   0x0001
#define	GLUT_COMPATIBILITY_PROFILE          0x0002

/*
 * Process loop function, see freeglut_main.c
 */
FGAPI void    FGAPIENTRY glutMainLoopEvent( void );
FGAPI void    FGAPIENTRY glutLeaveMainLoop( void );
FGAPI void    FGAPIENTRY glutExit         ( void );

/*
 * Window management functions, see freeglut_window.c
 */
FGAPI void    FGAPIENTRY glutFullScreenToggle( void );
FGAPI void    FGAPIENTRY glutLeaveFullScreen( void );

/*
 * Window-specific callback functions, see freeglut_callbacks.c
 */
FGAPI void    FGAPIENTRY glutMouseWheelFunc( void (* callback)( int, int, int, int ) );