pub fn init_ucm(
frame_feature0: &FrameFeature,
frame_feature1: &FrameFeature,
rtvec0: &RvecTvec,
rtvec1: &RvecTvec,
init_f: f64,
init_alpha: f64,
fixed_focal: bool,
) -> Option<GenericModel<f64>>
pub fn init_ucm(
frame_feature0: &FrameFeature,
frame_feature1: &FrameFeature,
rtvec0: &RvecTvec,
rtvec1: &RvecTvec,
init_f: f64,
init_alpha: f64,
fixed_focal: bool,
) -> Option<GenericModel<f64>>