o
    i@                     @   sD   d dl Zd dlmZ d dlZd dlmZ d
ddZG dd	 d	ZdS )    N)assert_allclose)geometric_slerp      c                 C   sP   t jd t jj|| fd}|t jj|ddd d t jf  }|d |d fS )N{   )size   Zaxisr   )nprandomseednormallinalgnormZnewaxis)ndimn_ptsZpoints r   m/var/www/html/eduruby.in/lip-sync/lip-sync-env/lib/python3.10/site-packages/scipy/spatial/tests/test_slerp.py_generate_spherical_points   s   "r   c                   @   sL  e Zd Zejdg dejdg ddd Zejdg dejdddgd	d
 Zejde	de
dfe	de
dfe	de
dfgdd Zejde	de
dfe	de
dfeg e
dfgdd Zejdeg eg fgdd Zejdeg deg ddfeg deg ddfeg deg ddfgdd Zejdedd ged dgedd gedd d!gd!edd gd dggfeg d"eg d#eg d"edd d!d gd!edd d gg d#gfeg d$eg d%eg d$edd d!d d d gd!edd d d d gg d%gfgd&d' Zejd(ed)d*d+ed,d-dgd.d/ Zejdedged gfed gedgfed0ged1gfgd2d3 Zejd4d5d6g d7ed8gd9d: Zejd4d;d<gd=d> Zejdedd ged d gfeg d?eg d@feg dAeg dBfgdCdD Zejdedd geeddE eddE gfedd geed dE eddE gfgejdFejejgdGdH Zejd(dIgdJdK ZdLdM ZdNdO ZejdPeg d"ed dggejd(ededgedggedgggeg ed dd5gdQdR ZejdSedTdUdVdWdX Zejd(d d!ggd d!ggggggggggdYdZ Zd[S )\TestGeometricSlerpn_dims)r   r         	   r   )r   r      c                 C   s<   t |d\}}t||tdd|d}|j||fksJ d S )Nr   r   r   startendt)r   r   r
   linspaceshapeselfr   r   r   r   actualr   r   r   test_shape_property   s   z&TestGeometricSlerp.test_shape_propertyr   r   c                 C   sF   t |d\}}t||tdd|d}t|d | t|d | d S )Nr   r   r   r   )r   r   r
   r   r   r!   r   r   r   test_include_ends$   s   z$TestGeometricSlerp.test_include_endsz
start, end)r   r   r   )r   r   c              	   C   L   t jtdd t||tdddd W d    d S 1 sw   Y  d S )Nzone-dimensionalmatchr   r   
   r   pytestraises
ValueErrorr   r
   r   r"   r   r   r   r   r   test_input_shape_flat9      "z(TestGeometricSlerp.test_input_shape_flatr   r   c              	   C   r'   )N
dimensionsr(   r   r   r*   r   r+   r/   r   r   r   test_input_dim_mismatchI   s   "z*TestGeometricSlerp.test_input_dim_mismatchc              	   C   r'   )Nat least two-dimr(   r   r   r*   r   r+   r/   r   r   r   test_input_at_least1dZ   s   "z(TestGeometricSlerp.test_input_at_least1dzstart, end, expected)r   r         ?)r   r   g      warning)        gԬ3ODgkꚛ?)r8   g{tOgx?successc              	   C   s   |dkr(t jtdd t||tdddd}W d    n1 s"w   Y  nt||tdddd}ttjj|ddd	 d S )
Nr7   Z	antipodesr(   r   r   r*   r   r	   r6   )	r,   ZwarnsUserWarningr   r
   r   r   r   r   )r"   r   r   expectedresr   r   r   test_handle_antipodesg   s   z(TestGeometricSlerp.test_handle_antipodesr         ?)r   r   r   )r   r   r   )r   r   r   r   r   )r   r   r   r   r   c                 C   s*   t ||tdddd}t||dd d S )Nr   r      r   缉ؗҜ<Zatol)r   r
   r   r   )r"   r   r   r;   r#   r   r   r   test_straightforward_examples   s
   "z0TestGeometricSlerp.test_straightforward_examplesr   i   i,  g-C6g-C6?c                 C   sV   t jtdd ttddgtddg|d}W d    d S 1 s$w   Y  d S )Nzinterpolation parameterr(   r   r   r   r,   r-   r.   r   r
   arrayr"   r   _r   r   r   test_t_values_limits   s   	"z'TestGeometricSlerp.test_t_values_limitsg333331g̼d@c              	   C   sL   t jtdd t||tdddd}W d    d S 1 sw   Y  d S )Nr4   r(   r   r   r?   r   r+   )r"   r   r   rG   r   r   r   test_0_sphere_handling   r1   z)TestGeometricSlerp.test_0_sphere_handlingtolr   7)r      r   g      "@c              	   C   sb   t jtdd  ttddgtddgtddd|d}W d    d S 1 s*w   Y  d S )Nzmust be a floatr(   r   r   r   r   r   r   rJ   )r,   r-   r.   r   r
   rE   r   r"   rJ   rG   r   r   r   test_tol_type   s   "z TestGeometricSlerp.test_tol_typegh㈵ԾgƜCc                 C   s2   t tddgtddgtddd|d}d S )Nr   r   r   rM   )r   r
   rE   r   rN   r   r   r   test_tol_sign   s
   
z TestGeometricSlerp.test_tol_sign)zo ?r   r   )r   !?r   )rQ   r   r   r   )r   rR   r   r   c              	   C   r'   )Nzunit n-spherer(   r   r   r   r   r+   r/   r   r   r   test_unit_sphere_enforcement   s   "z/TestGeometricSlerp.test_unit_sphere_enforcementg       @t_funcc                 C   s   d}t jd |dd|}||  }t |}t |}t j| | | }t|||d}	t|||d}
t|||d}t	|	t |
 t	|	| | d S )NrC   i  r   r*   r   )
r
   r   r   maxZflipudZarangeshufflecopyr   r   )r"   r   r   rT   Z
num_t_valsZforward_t_valsZreverse_t_valsZshuffled_indicesZscramble_t_valsZforward_resultsZreverse_resultsZscrambled_resultsr   r   r   test_order_handling  s0   

z&TestGeometricSlerp.test_order_handlingz15, 5, 7c                 C   sN   t t ttdgtdg|d}W d    d S 1 s w   Y  d S )Nr   r   r   rD   rF   r   r   r   test_t_values_conversion4  s   
"z+TestGeometricSlerp.test_t_values_conversionc                 C   s   t ddgddgg d}tjddgtdd dgtdd tdd gdtdd gddggtjd}t||dd	 d S )
Nr   r   )r   gUUUUUU?r>   gUUUUUU?r   r   r   r>   Zdtyper@   rA   )r   r
   rE   sqrtfloat64r   r"   r#   r;   r   r   r   test_accept_arraylikeA  s   

z(TestGeometricSlerp.test_accept_arraylikec                 C   sX   t ddgddgd}tjtdd tdd gtjd}|jdks%J t|| d S )Nr   r   r>   r   rZ   )r   )r   r
   rE   r[   r\   r    r   r]   r   r   r   test_scalar_tU  s   z TestGeometricSlerp.test_scalar_tr   c                 C   s   t |jdkr'tt t|||d W d    d S 1 s w   Y  d S |jf|j }t 	||}t|||d}t
|| t||d d d |d}|j|jksTJ d S )Nr   r   r%   )r
   Zasarrayr   r,   r-   r.   r   r   r    fullr   )r"   r   r   r    r;   r#   Znon_degenerater   r   r   test_degenerate_input_  s   "
z(TestGeometricSlerp.test_degenerate_inputkir%   r*   c           
      C   s   t j| }t ddd}t g d}t t |t |ddg}t j -}|t	 t
|||d}t jj|dd}t t |d }	|	dk sLJ W d    d S 1 sWw   Y  d S )Nr   r   d   )r   r   r   r   gC]r2<r	   gV瞯<)r
   pir   rE   cossintestingZsuppress_warningsfilterr:   r   r   r   rU   abs)
r"   rb   ZangletsPQsupresultZnormserrorr   r   r   test_numerical_stability_pi|  s   

"z.TestGeometricSlerp.test_numerical_stability_pic                 C   s   t ddg}t ddg}tt t|||d W d    n1 s%w   Y  tt t|||d W d    d S 1 sBw   Y  d S )Nr   r   r   )r
   rE   r,   r-   r.   r   )r"   r   Zarr1Zarr2r   r   r   test_interpolation_param_ndim  s   "z0TestGeometricSlerp.test_interpolation_param_ndimN) __name__
__module____qualname__r,   markZparametrizer$   r&   r
   ZzerosZonesr0   rE   r3   r5   r=   r[   rB   r   rH   rI   rO   rP   rS   ZlogspacerX   rY   r^   r_   ra   rp   rq   r   r   r   r   r      s   

	
	















	


!



r   )r   r   )	numpyr
   Znumpy.testingr   r,   Zscipy.spatialr   r   r   r   r   r   r   <module>   s    
