o
    Ö­jý	  ã                   @   s    d Z ddlZddlZddlmZ ddlmZ ddlm	Z	 ej
jZe	ej
 d¡eddd	gd
�gZdd„ Zddd„Zej
 dg d¢¡ej
 dg d¢¡dd„ ƒƒZdS )zTests for spline filtering.é    N)Úassert_almost_equal)Úndimage)Úarray_api_compatibleÚskip_xp_backendsTÚcupyz	jax.numpy)Úcpu_onlyÚ
exceptionsc                 C   s.   dgdgddgddgg d¢g d¢dœ}||  S )z0Knot values to the right of a B-spline's center.é   é   é   )éæ   éL   r	   )éB   é   r	   ©r   r	   é   é   r   é   © )ÚorderÚknot_valuesr   r   ú]/var/www/html/CropPilot/venv/lib/python3.10/site-packages/scipy/ndimage/tests/test_splines.pyÚget_spline_knot_values   s   ûr   Úmirrorc                 C   sP  t |ƒ}t ||f¡}t|ƒD ]%\}}t ||¡}|dkr$||||f< q||||| f< |||| |f< q|d dt|dd… ƒ  }	|dkrLd\}
}n|dkrUd\}
}n|d	kr^d
\}
}ntd|› �ƒ‚tt|ƒd ƒD ]3}t||d d… ƒD ]&\}}|||
||  f  |7  < || d |
 d ||  f  |7  < qyqm|  	||	 ¡S )z1Matrix to invert to find the spline coefficients.r   r   r	   Nr   )r	   r	   Úreflect)r   r	   ú	grid-wrap)éÿÿÿÿr   zunsupported mode )
r   ÚnpÚzerosÚ	enumerateÚarangeÚsumÚ
ValueErrorÚrangeÚlenÚasarray)ÚxpÚnr   Úmoder   ÚmatrixÚdiagÚ
knot_valueÚindicesÚknot_values_sumÚstartÚstepÚrowÚidxr   r   r   Úmake_spline_knot_matrix   s,   


*þr2   r   r   r(   )r   r   r   c                 C   sj   d}|j ||jd�}tj|d| |d�}tj|d| |d�}t||| |d�}t||| ƒ t|||j ƒ d S )Néd   )Údtyper   )Úaxisr   r(   r	   )r(   )ÚeyeÚfloat64r   Úspline_filter1dr2   r   ÚT)r   r(   r&   r'   r6   Úspline_filter_axis_0Úspline_filter_axis_1r)   r   r   r   Ú%test_spline_filter_vs_matrix_solution=   s   
ÿ
ÿr<   )r   )Ú__doc__ÚpytestÚnumpyr   Úscipy._lib._array_apir   Úscipyr   Úscipy.conftestr   Úmarkr   ÚusefixturesÚ
pytestmarkr   r2   Úparametrizer<   r   r   r   r   Ú<module>   s    ÿ
"