#ifndef _MICROGLUT_
 #define _MICROGLUT_
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 // If this is not compiled on the Mac, tell me!
 #ifndef __APPLE__
 	ERROR! This is the Mac version of the MicroGlut header which will not work on other platforms!
 #endif
 #define GL_SILENCE_DEPRECATION
 
 // Same or similar to old GLUT calls
 void glutMainLoop();
 void glutCheckLoop();
 void glutInit(int *argcp, char **argv);
 void glutPostRedisplay();
 
 void glutReshapeFunc(void (*func)(int width, int height));
 void glutDisplayFunc(void (*func)(void));
 void glutKeyboardFunc(void (*func)(unsigned char key, int x, int y));
 void glutKeyboardUpFunc(void (*func)(unsigned char key, int x, int y));
 void glutSpecialFunc(void (*func)(unsigned char key, int x, int y));
 void glutSpecialUpFunc(void (*func)(unsigned char key, int x, int y));
 
 void glutMouseFunc(void (*func)(int button, int state, int x, int y));
 void glutPassiveMotionFunc(void (*func)(int x, int y));
 void glutMotionFunc(void (*func)(int x, int y));
 
 void glutInitWindowPosition (int x, int y);
 void glutInitWindowSize (int width, int height);
 int glutCreateWindow (char *windowTitle);
 
 void glutSwapBuffers();
 
 // glutGet constants
 #define GLUT_ELAPSED_TIME		(700)
 #define GLUT_WINDOW_WIDTH		102
 #define GLUT_WINDOW_HEIGHT		103
 #define GLUT_QUIT_FLAG			801
 #define GLUT_MOUSE_POSITION_X	802
 #define GLUT_MOUSE_POSITION_Y	803
 // This looks less than perfect...
 #define GLUT_SCREEN_WIDTH GLUT_WINDOW_WIDTH
 #define GLUT_SCREEN_HEIGHT GLUT_WINDOW_HEIGHT
 int glutGet(int type);
 
 void glutInitDisplayMode(unsigned int mode);
 void glutIdleFunc(void (*func)(void));
 
 // Standard GLUT timer
 void glutTimerFunc(int millis, void (*func)(int arg), int arg);
 // Ingemar's version
 void glutRepeatingTimerFunc(int millis); // Old name, will be removed
 void glutRepeatingTimer(int millis);
 // New call for polling the keyboard, good for games
 char glutKeyIsDown(unsigned char c);
 // And for the mouse button(s):
 char glutMouseIsDown(unsigned char c);
 
 void glutReshapeWindow(int width, int height);
 void glutPositionWindow(int x, int y);
 void glutSetWindowTitle(char *title);
 void glutInitContextVersion(int major, int minor);
 
 /* Mouse buttons. */
 #define GLUT_LEFT_BUTTON		0
 // No support for middle yet
 #define GLUT_MIDDLE_BUTTON		1
 #define GLUT_RIGHT_BUTTON		2
 
 /* Mouse button  state. */
 #define GLUT_DOWN			0
 #define GLUT_UP				1
 
 // Only some modes supported
 #define GLUT_STENCIL			32
 #define GLUT_MULTISAMPLE		128
 //#define GLUT_STEREO			256
 #define GLUT_RGB			0
 #define GLUT_RGBA			GLUT_RGB
 #define GLUT_ALPHA			GLUT_RGB
 #define GLUT_SINGLE			0
 #define GLUT_DOUBLE			2
 #define GLUT_DEPTH			16
 
 // Special keys.
 #define GLUT_KEY_F1			1
 #define GLUT_KEY_F2			2
 #define GLUT_KEY_F3			3
 #define GLUT_KEY_F4			4
 #define GLUT_KEY_F5			5
 #define GLUT_KEY_F6			6
 #define GLUT_KEY_F7			7
 // F8 and up ignored since they are not possible on some keyboards - like mine
 //#define GLUT_KEY_LEFT			100
 //#define GLUT_KEY_UP				101
 //#define GLUT_KEY_RIGHT			102
 //#define GLUT_KEY_DOWN			103
 //#define GLUT_KEY_PAGE_UP		104
 //#define GLUT_KEY_PAGE_DOWN		105
 //#define GLUT_KEY_HOME			106
 //#define GLUT_KEY_END			107
 //#define GLUT_KEY_INSERT			108
 // Re-mapped 2015-09-23: Make EVERYTHING "ordinary", no need for "special!"
 // I know that these codes mean something else, but none of them mean any keys!
 #define GLUT_KEY_LEFT			28
 #define GLUT_KEY_UP				29
 #define GLUT_KEY_RIGHT			30
 #define GLUT_KEY_DOWN			31
 #define GLUT_KEY_PAGE_UP		22
 #define GLUT_KEY_PAGE_DOWN		23
 #define GLUT_KEY_HOME			24
 #define GLUT_KEY_END			25
 #define GLUT_KEY_INSERT			26
 // Visibility
 #define GLUT_NOT_VISIBLE		0
 #define GLUT_VISIBLE			1
 
 // These feel less important to me
 #define GLUT_KEY_ESC			 27
 #define GLUT_KEY_TAB			  9
 #define GLUT_KEY_RETURN			 13
 #define GLUT_KEY_SPACE			' ' 
 #define GLUT_KEY_SEMICOLON		';'
 #define GLUT_KEY_COMMA			','
 #define GLUT_KEY_DECIMAL		'.'
 #define GLUT_KEY_GRAVE			'`'
 #define GLUT_KEY_QUOTE			'\''
 #define GLUT_KEY_LBRACKET		'['
 #define GLUT_KEY_RBRACKET		']'
 #define GLUT_KEY_BACKSLASH		'\\'
 #define GLUT_KEY_SLASH			'/'
 #define GLUT_KEY_EQUAL			'='
 
 // Modifiers, only supported for glutKeyIsDown
 #define GLUT_KEY_SHIFT			19
 #define GLUT_KEY_CTRL			20
 #define GLUT_KEY_ALT			21
 
 
 // Menu support
 int glutCreateMenu(void (*func)(int value));
 void glutAddMenuEntry(char *name, int value);
 void glutAttachMenu(int button);
 void glutDetachMenu(int button);
 void glutAddSubMenu(char *name, int menu);
 void glutSetMenu(int menu);
 int glutGetMenu(void);
 void glutChangeToMenuEntry(int index, char *name, int value);
 
 // Visibility not-really-support
 void glutVisibilityFunc(void (*visibility)(int status));
 
 // Move mouse pointer, conforms with GLUT
 void glutWarpPointer(int x, int y);
 
 // New calls: Show/hide mouse pointer. Great for mouse controlled games.
 // (Untested and so far missing in Linux/Windows API)
 // Rename to GLUT-conforming glutSetCursor?
 void glutShowCursor();
 void glutHideCursor();
 
 void glutFullScreen();
 void glutExitFullScreen();
 void glutToggleFullScreen();
 
 void glutExit();
 
 // Placeholders, we only support one window, unlike FreeGlut.
 void glutSetWindow(int win);
 int glutGetWindow(void);
 
 /* glutGetModifiers return mask. */
 #define GLUT_ACTIVE_SHIFT               1
 #define GLUT_ACTIVE_CTRL                2
 #define GLUT_ACTIVE_ALT                 4
 int glutGetModifiers(void);
 
 #ifdef __cplusplus
 }
 #endif
 
 
 #endif