glutReshapeWindow – Request changing the size of the current window LibraryOpenGLUT – window SynopsisIn openglut.h Ft void Fn glutReshapeWindow int width int height ParametersBf Em width Ef Requested width of the current window Bf Em height Ef Requested height of the current window DescriptionThe glutReshapeWindow() function adjusts the width and height of the Bf Li…
glutReshapeFunc – Sets the Reshape callback for the current window. LibraryOpenGLUT – windowcallback SynopsisIn openglut.h Ft void Fn glutReshapeFunc void( *callback )( int w int h ) ParametersBf Em callback Ef Client function for reshape-window event. DescriptionThis registers a function with OpenGLUT, which OpenGLUT will invoke whenever the window is reshaped or resized. Your callback…
glutReportErrors – Reports all available OpenGL errors. LibraryOpenGLUT – opengl SynopsisIn openglut.h Ft void Fn glutReportErrors void DescriptionDisplays as an OpenGLUT warning every OpenGL error that OpenGL remembers giving to us and which we have not processed. Uses gluErrorString(). This is forcibly done by OpenGLUT periodically if "-gldebug" is one of the strings passed into…
glutRemoveOverlay – Removes an overlay. LibraryOpenGLUT – overlays SynopsisIn openglut.h Ft void Fn glutRemoveOverlay void DescriptionRemoves the overlay associated with the Bf Li current window Ef . CaveatsUnimplemented. See AlsoglutEstablishOverlay(3) glutUseLayer(3) glutPostOverlayRedisplay(3) glutPostWindowOverlayRedisplay(3) glutShowOverlay(3) glutHideOverlay(3)
glutRemoveMenuItem – Remove a given menu item. LibraryOpenGLUT – menus SynopsisIn openglut.h Ft void Fn glutRemoveMenuItem int item ParametersBf Em item Ef Integer position down the list DescriptionWalks the list of the menu items and deletes the numbered Bf Sy item Ef in the list. See AlsoglutAddMenuEntry(3) glutAddSubMenu(3) glutChangeToMenuEntry(3) glutChangeToSubMenu(3)
glutPushWindow – Request to lower the current window to the bottom. LibraryOpenGLUT – window SynopsisIn openglut.h Ft void Fn glutPushWindow void DescriptionThis function requests that the Bf Li current window Ef be “pushed” to the back. A window can be in front of or behind other windows, as determined by the z-order from front to back….
glutPostWindowRedisplay – Mark an indicated window as needing a redisplay. LibraryOpenGLUT – window SynopsisIn openglut.h Ft void Fn glutPostWindowRedisplay int windowID ParametersBf Em windowID Ef The OpenGLUT window id to be affected. DescriptionSimilar to glutPostRedisplay(), except that instead of affecting the Bf Li current window Ef , this function affects an arbitrary window, indicated by…
glutPostWindowOverlayRedisplay – Posts a redisplay to the indicated window’s layer. LibraryOpenGLUT – overlays SynopsisIn openglut.h Ft void Fn glutPostWindowOverlayRedisplay int ID ParametersBf Em ID Ef A window ID. DescriptionThis function lets you post an overlay update to the overlay of any arbitrary window. CaveatsUnimplemented. See AlsoglutEstablishOverlay(3) glutRemoveOverlay(3) glutUseLayer(3) glutPostOverlayRedisplay(3) glutShowOverlay(3) glutHideOverlay(3) glutOverlayDisplayFunc(3) glutPostRedisplay(3)
glutPostRedisplay – Mark the current window as needing a redisplay. LibraryOpenGLUT – window SynopsisIn openglut.h Ft void Fn glutPostRedisplay void DescriptionWhenever circumstances indicate that your window is in need of being redisplayed, you may call glutPostRedisplay() to tell OpenGLUT that you want to redraw your graphics. Multiple calls to this function may be coalesced by…
glutPostOverlayRedisplay – Posts a redispaly against the layer for the current window. LibraryOpenGLUT – overlays SynopsisIn openglut.h Ft void Fn glutPostOverlayRedisplay void DescriptionFor the Bf Li current window Ef , tells OpenGLUT that you wish to have your OverlayDisplay callback invoked. CaveatsUnimplemented. See AlsoglutEstablishOverlay(3) glutRemoveOverlay(3) glutUseLayer(3) glutPostWindowOverlayRedisplay(3) glutShowOverlay(3) glutHideOverlay(3) glutOverlayDisplayFunc(3) glutPostRedisplay(3)
glutPositionWindow – Request to change the position of the current window LibraryOpenGLUT – window SynopsisIn openglut.h Ft void Fn glutPositionWindow int x int y ParametersBf Em x Ef Requested horizontal position of the current window Bf Em y Ef Requested vertical position of the current window DescriptionThe glutPositionWindow() function requests that the window system position…
glutPopWindow – Request to raise the current window to the top LibraryOpenGLUT – window SynopsisIn openglut.h Ft void Fn glutPopWindow void DescriptionRequest that the Bf Li current window Ef be brought to the top. A window can be in front of or behind other windows, as determined by the z-order from front to back. Top-level…
glutPassiveMotionFunc – Sets the non-dragging (gliding?) mouse-motion callback. LibraryOpenGLUT – input SynopsisIn openglut.h Ft void Fn glutPassiveMotionFunc void( *callback )( int x int y ) ParametersBf Em callback Ef Client mouse-glide hook. DescriptionIf you set this callback on a window, then every time that OpenGLUT detects a change in the mouse position inside that window,…
glutOverlayDisplayFunc – Defines the display hook for an overlay. LibraryOpenGLUT – windowcallback SynopsisIn openglut.h Ft void Fn glutOverlayDisplayFunc void( *callback )( void ) ParametersBf Em callback Ef Client hook for overlay redisplay. DescriptionBf Sy callback Ef is invoked by OpenGLUT to refresh an overlay, if OpenGLUT thinks that this is necessary. Generally, very similar to…
glutMouseWheelFunc – Sets the mouse wheel callback for the current window. LibraryOpenGLUT – input SynopsisIn openglut.h Ft void Fn glutMouseWheelFunc void( *callback )( int wheel int direction int x int y ) ParametersBf Em callback Ef Client hook for mouse wheel events. DescriptionIf the mouse wheel is spun over your (sub)window, OpenGLUT will, in theory,…
glutMouseFunc – Sets the mouse-button callback for the current window. LibraryOpenGLUT – input SynopsisIn openglut.h Ft void Fn glutMouseFunc void( *callback )( int button int state int x int y ) ParametersBf Em callback Ef Client hook for mouse-buttons. DescriptionWhenever a mouse button is pressed or released in an OpenGLUT window, OpenGLUT checks if that…
glutMotionFunc – Reports mouse-motion while a button is held. LibraryOpenGLUT – input SynopsisIn openglut.h Ft void Fn glutMotionFunc void( *callback )( int x int y ) ParametersBf Em callback Ef Client hook for dragging mouse. DescriptionThis function reports the mouse position when the mouse is dragged starting from within your window. (“Dragging” occurs when you…
glutMenuStatusFunc – Modern variant of glutMenuStateFunc() LibraryOpenGLUT – menucallback SynopsisIn openglut.h Ft void Fn glutMenuStatusFunc void( *callback )( int status int x int y ) ParametersBf Em callback Ef Client menu status hook. DescriptionBroadly, OpenGLUT operates in two modes. At any given time, it is either in menu mode (with a popup menu display, possibly…
glutMenuStateFunc – Deprecated variant of glutMenuStatusFunc() LibraryOpenGLUT – deprecated SynopsisIn openglut.h Ft void Fn glutMenuStateFunc void( *callback )( int status ) ParametersBf Em callback Ef Client menu status hook. DescriptionBroadly, OpenGLUT operates in two modes. At any given time, it is either in menu mode (with a popup menu display, possibly with subitems) or it…
glutMenuDestroyFunc – Destruction callback for menus. LibraryOpenGLUT – menucallback SynopsisIn openglut.h Ft void Fn glutMenuDestroyFunc void( *callback )( void ) ParametersBf Em callback Ef Client menu destruction hook. DescriptionWhen a menu is destroyed, OpenGLUT will call this hook, if defined on that menu. This callback is Bf Em not Ef bound to any window. This…