Attempts to reserve space for n extra characters in the output range. Returns a pointer to the reserved range or a reference to out_.

if there's a pending marker from the entropy stream, return that otherwise, fetch from the stream and get a marker. if there's no marker, return 0xff,

returns 1 if the product is valid, 0 on overflow. negative factors are considered invalid.

Note: Anti-aliased filling requires points to be in clockwise order.

Push a clipping rectangle for both ImGui logic (hit-testing etc.) and low-level ImDrawList rendering. - When using this function it is sane to ensure

Performs lexical comparison between two @ref GLFWvidmode structures

Sets the X error handler callback

Notifies shared code of a joystick connection or disconnection

Notifies shared code that the user wishes to close a window

Clears the X error handler callback

Make the specified window and its video mode active on its monitor

Make the specified window and its video mode active on its monitor