#pragma once

/* creates a window with a bound GL context */
int glutCreateWindow(const char *title);

/* invoked after a glutPostRedisplay */
void glutDisplayFunc( void (*callback)(void));

void glutInit( char **devPaths, int count);								/*initializes a */

void glutInitWindowPosition( int x, int y);
void glutInitWindowSize( int width, int height ); 


/*	removed bc.
	from the school projects see
	/CGI/SHADING/packages/nupengl.core.0.1.0.1/build/native/include/GL

	void glutInitContextVersion(4, 0);
	void glutInitContextProfile(GLUT_COMPATIBILITY_PROFILE);
	void glutInitDisplayMode(GLUT_SINGLE | GLUT_RGBA);
*/


/* invokes CB after each keypress, passing keycode and mouse cords (buffered) */
void glutKeyboardFunc( void ( *callback) (unsigned char key, int x, int y));

/*starts any timer and then loops waiting for postRedisplay() */
void glutMainLoop();

/* passes to CB the xy coord relative to the screen */
void glutPassiveMotionFunc( void ( *callback) (int x, int y) );

/* issue a call to glutDisplayCB glutKeyboardFunc glutPassiveMotionFunc */
void glutPostRedisplay();

//glutSetCursor(GLUT_CURSOR_NONE);

void glutSwapBuffers();

/* waits TIME and then calls CB passing VAL as argument */
void glutTimerFunc( int time, void ( *callback)(int), int value);

/* forces mouse position to SCR_X SCR_Y */
void glutWarpPointer( int x, int y);