توابع open gl

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(void CreateMenu(void
}
; (sMenuColor = glutCreateMenu(ControlMenuItems
;(glutAddMenuEntry("RED ", RED
;(glutAddMenuEntry("GREEN ", GREEN
(;glutAddMenuEntry("BLUE ", BLUE
;(MainMenu = glutCreateMenu(ControlMenuItems
;( glutAddSubMenu("sMenuColor ", sMenuColor
;( glutAddMenuEntry("Clear ", Clear
;(glutAttachMenu(GLUT_RIGHT_BUTTON
{