glutPostWindowRedisplay – Mark an indicated window as needing a redisplay. Library OpenGLUT – window Synopsis In openglut.h Ft void Fn glutPostWindowRedisplay int windowID Parameters Bf Em windowID Ef The OpenGLUT window id to be affected. Description Similar to glutPostRedisplay(), except that instead of affecting the Bf Li current window Ef , this function affects an…
glutPostWindowOverlayRedisplay – Posts a redisplay to the indicated window’s layer. Library OpenGLUT – overlays Synopsis In openglut.h Ft void Fn glutPostWindowOverlayRedisplay int ID Parameters Bf Em ID Ef A window ID. Description This function lets you post an overlay update to the overlay of any arbitrary window. Caveats Unimplemented. See Also glutEstablishOverlay(3) glutRemoveOverlay(3) glutUseLayer(3) glutPostOverlayRedisplay(3)…
glutPostRedisplay – Mark the current window as needing a redisplay. Library OpenGLUT – window Synopsis In openglut.h Ft void Fn glutPostRedisplay void Description Whenever 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…
glutPostOverlayRedisplay – Posts a redispaly against the layer for the current window. Library OpenGLUT – overlays Synopsis In openglut.h Ft void Fn glutPostOverlayRedisplay void Description For the Bf Li current window Ef , tells OpenGLUT that you wish to have your OverlayDisplay callback invoked. Caveats Unimplemented. See Also glutEstablishOverlay(3) glutRemoveOverlay(3) glutUseLayer(3) glutPostWindowOverlayRedisplay(3) glutShowOverlay(3) glutHideOverlay(3) glutOverlayDisplayFunc(3)…
glutPositionWindow – Request to change the position of the current window Library OpenGLUT – window Synopsis In openglut.h Ft void Fn glutPositionWindow int x int y Parameters Bf Em x Ef Requested horizontal position of the current window Bf Em y Ef Requested vertical position of the current window Description The glutPositionWindow() function requests that…
glutPopWindow – Request to raise the current window to the top Library OpenGLUT – window Synopsis In openglut.h Ft void Fn glutPopWindow void Description Request 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…
glutPassiveMotionFunc – Sets the non-dragging (gliding?) mouse-motion callback. Library OpenGLUT – input Synopsis In openglut.h Ft void Fn glutPassiveMotionFunc void( *callback )( int x int y ) Parameters Bf Em callback Ef Client mouse-glide hook. Description If you set this callback on a window, then every time that OpenGLUT detects a change in the mouse…
glutOverlayDisplayFunc – Defines the display hook for an overlay. Library OpenGLUT – windowcallback Synopsis In openglut.h Ft void Fn glutOverlayDisplayFunc void( *callback )( void ) Parameters Bf Em callback Ef Client hook for overlay redisplay. Description Bf Sy callback Ef is invoked by OpenGLUT to refresh an overlay, if OpenGLUT thinks that this is necessary….
glutMouseWheelFunc – Sets the mouse wheel callback for the current window. Library OpenGLUT – input Synopsis In openglut.h Ft void Fn glutMouseWheelFunc void( *callback )( int wheel int direction int x int y ) Parameters Bf Em callback Ef Client hook for mouse wheel events. Description If the mouse wheel is spun over your (sub)window,…
glutMouseFunc – Sets the mouse-button callback for the current window. Library OpenGLUT – input Synopsis In openglut.h Ft void Fn glutMouseFunc void( *callback )( int button int state int x int y ) Parameters Bf Em callback Ef Client hook for mouse-buttons. Description Whenever a mouse button is pressed or released in an OpenGLUT window,…
glutMotionFunc – Reports mouse-motion while a button is held. Library OpenGLUT – input Synopsis In openglut.h Ft void Fn glutMotionFunc void( *callback )( int x int y ) Parameters Bf Em callback Ef Client hook for dragging mouse. Description This function reports the mouse position when the mouse is dragged starting from within your window….
glutMenuStatusFunc – Modern variant of glutMenuStateFunc() Library OpenGLUT – menucallback Synopsis In openglut.h Ft void Fn glutMenuStatusFunc void( *callback )( int status int x int y ) Parameters Bf Em callback Ef Client menu status hook. Description Broadly, OpenGLUT operates in two modes. At any given time, it is either in menu mode (with a…
glutMenuStateFunc – Deprecated variant of glutMenuStatusFunc() Library OpenGLUT – deprecated Synopsis In openglut.h Ft void Fn glutMenuStateFunc void( *callback )( int status ) Parameters Bf Em callback Ef Client menu status hook. Description Broadly, OpenGLUT operates in two modes. At any given time, it is either in menu mode (with a popup menu display, possibly…
glutMenuDestroyFunc – Destruction callback for menus. Library OpenGLUT – menucallback Synopsis In openglut.h Ft void Fn glutMenuDestroyFunc void( *callback )( void ) Parameters Bf Em callback Ef Client menu destruction hook. Description When a menu is destroyed, OpenGLUT will call this hook, if defined on that menu. This callback is Bf Em not Ef bound…
glutMainLoopEvent – Dispatches all pending events. Library OpenGLUT – mainloop Synopsis In openglut.h Ft void Fn glutMainLoopEvent void Description The general outline of this function is to first drain the queue of windowsystem events, in most cases dispatching each as it is found. After the queue is empty, we check for timer-based events, coalesced window…
glutMainLoop – The standard GLUT event loop entry point. Library OpenGLUT – mainloop Synopsis In openglut.h Ft void Fn glutMainLoop void Description This is the main driving force for an event-driven OpenGLUT program. It alternates between calling glutMainLoopEvent() to process pending events and then either sleeping or calling your idle function (see glutIdleFunc()). This function…
glutLeaveMainLoop – Breaks out of OpenGLUT’s glutMainLoop() Library OpenGLUT – mainloop Synopsis In openglut.h Ft void Fn glutLeaveMainLoop void Description This function allows you to unilaterally tell OpenGLUT that you are done and wish to exit. This is useful if you have also told OpenGLUT to return to you rather than to call exit() directly….
glutLeaveGameMode – Leave game mode, returning to normal desktop mode Library OpenGLUT – gamemode Synopsis In openglut.h Ft void Fn glutLeaveGameMode void Description Todo Documentation See Also glutGameModeString(3) glutEnterGameMode(3) glutLeaveGameMode(3) glutGameModeGet(3)
glutLayerGet – Allows you to get some overlay state/option variables. Library OpenGLUT – overlays Synopsis In openglut.h Ft int Fn glutLayerGet GLenum eWhat Parameters Bf Em eWhat Ef Enumerated parameter ID. Description Returns some useful information about layers. Or, it would be useful if layers were implemented… Bf Sy eWhat Ef may be given any…
glutKeyboardUpFunc – Sets the keyboard key release callback for the current window. Library OpenGLUT – input Synopsis In openglut.h Ft void Fn glutKeyboardUpFunc void( *callback )( unsigned char key int x int y ) Parameters Bf Em callback Ef Client hook for ASCII key releases. Description This function provides a way to detect the release…