Function stb::image_write::stbi_write_hdr_to_func

pub fn stbi_write_hdr_to_func<F>(
    func: &mut F, 
    w: i32, 
    h: i32, 
    comp: i32, 
    buffer: &[f32]
) -> Option<()> where
    F: FnMut(&[f32]),