Function pamoja_calibration_two_point 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pamoja_calibration_two_point(
    raw_low: f32,
    value_low: f32,
    raw_high: f32,
    value_high: f32,
) -> *mut PamojaCalibration

Creates a calibration fitted through two known reference points.

Returns

A handle the caller must release with pamoja_calibration_free.

Safety

The returned handle must be freed exactly once.