pub unsafe extern "C" fn igPlotHistogram_FnFloatPtr(
label: *const i8,
values_getter: Option<unsafe extern "C" fn(*mut c_void, i32) -> f32>,
data: *mut c_void,
values_count: i32,
values_offset: i32,
overlay_text: *const i8,
scale_min: f32,
scale_max: f32,
graph_size: ImVec2,
)