pub unsafe extern "C" fn igPlotEx(
plot_type: ImGuiPlotType,
label: *const c_char,
values_getter: Option<unsafe extern "C" fn(data: *mut c_void, idx: c_int) -> f32>,
data: *mut c_void,
values_count: c_int,
values_offset: c_int,
overlay_text: *const c_char,
scale_min: f32,
scale_max: f32,
size_arg: ImVec2_c,
) -> c_int