Data types in glview.hStructures, typedefs, and typed enumerations that are available in the glview library.Related linksGlview Library ReferenceThe glview library allows you to more easily develop apps with OpenGL ES 1.1 and OpenGL ES 2.0. glview_api_t OpenGL versions An enumeration that indicates the version of OpenGL ES to use. background_callback The callback that is invoked when the app is put into the background. display_once_callback The callback that is executed on a call to glview_display_once() . event_callback The callback that is invoked when the app receives an event. finalize_callback The callback that is fired once the execution loop is exited, but before glview is destroyed. foreground_callback The callback that is invoked when the app is put into the foreground. frame_callback The callback that is invoked every time glview is about to display a frame. initialize_callback The callback that is invoked prior to entering the execution loop. resize_callback The callback that is invoked when an orientation change occurs that the app must respond to.