Function CGFunctionCreate 

pub unsafe extern "C-unwind" fn CGFunctionCreate(
    info: *mut c_void,
    domain_dimension: usize,
    domain: *const CGFloat,
    range_dimension: usize,
    range: *const CGFloat,
    callbacks: *const CGFunctionCallbacks,
) -> Option<CFRetained<CGFunction>>

👎Deprecated: renamed to CGFunction::new

Available on crate feature CGFunction only.