Function ImPlot_PlotPieChart_double 

pub unsafe extern "C" fn ImPlot_PlotPieChart_double(
    label_ids: *const *const c_char,
    values: *const f64,
    count: c_int,
    x: f64,
    y: f64,
    radius: f64,
    label_fmt: *const c_char,
    angle0: f64,
    flags: c_int,
)