a
    
dk                     @   sx   d dl Zd dlZd dlmZ d dlmZmZmZm	Z	 dd Z
dd Zdd	 Zd
d Zdd Zdd Zdd Zdd ZdS )    N)assert_array_equal)disk_level_setinverse_gaussian_gradientmorphological_chan_vese%morphological_geodesic_active_contourc                  C   s4   t jddddf } | d d}t | d S )N      r   
   )npZmgridsumexp)ZcoordsZsqrdistances r   t/var/www/html/stable-diffusion-webui/venv/lib/python3.9/site-packages/skimage/segmentation/tests/test_morphsnakes.pygaussian_blob   s    r   c                  C   s   t d} t d}tt t| d|d W d    n1 sB0    Y  tt t| d|d W d    n1 sz0    Y  d S )N)r
   r
      )r
   	      num_iterinit_level_setr   zerospytestZraises
ValueErrorr   r   imglsr   r   r   &test_morphsnakes_incorrect_image_shape   s    

,r   c                  C   s   t d} t d}tt t| d|d W d    n1 sB0    Y  tt t| d|d W d    n1 sz0    Y  d S )N)   r   r   r   r   r   r   r   r   r   r   test_morphsnakes_incorrect_ndim   s    

,r    c                  C   s   t d} t| jddd}t j| jt jd}t j| jt jd}t| d|d}t|| t| d|d}t|| t| d|dd	d
d}t|| |j	|j	  kr|j	  krt jksn J d S )N   r"      r$   r   centerZradiusdtyper   r   r   r   )r   r   balloon	thresholdZ	smoothing)
r   r   r   shapeint8Zonesr   r   r   r(   )r   r   Z	ref_zerosZref_onesZacwe_lsgac_lsZgac_ls2r   r   r   test_morphsnakes_black'   s"    



r/   c                  C   sp   t  } t| jddd}t| jddd}t| d|d}t| d|d}t|| |j|j  krftjksln J d S )Nr#   r   r%   r   r
   r   )r   r   r,   r   r   r(   r   r-   )r   Zls1Zls2Zacwe_ls1Zacwe_ls2r   r   r   'test_morphsnakes_simple_shape_chan_vese>   s    
r0   c                  C   s   t ddddt} t| ddd}t | jddd}tjg d	g d	g d
g dg dg dg dg dg d
g d	g d	gtjd}t|d|dd}t	|| |j
tjksJ d S )Nr!   r#   g      @r%   g      $@g      ?)alphasigmar   )r   r   r   r   r   r   r   r   r   r   r   )r   r   r   r   r   r   r   r   r   r   r   )r   r   r   r   r   r   r   r   r   r   r   )r   r   r   r   r   r   r   r   r   r   r   r'   r
   r)   )r   r   r*   )r   Zastypefloatr   r,   r   arrayr-   r   r   r(   )r   Zgimgr   refr.   r   r   r   5test_morphsnakes_simple_shape_geodesic_active_contourK   s.    

r6   c                  C   s   t d} t| dd}t jg dg dg dg dg dg dgt jd}t| dd}t jg dg d	g d
g d
g d
g d	gt jd}t|| t|| d S )N)r   r   r   Zcheckerboard)r   r   r   r   r   r   )r   r   r   r   r   r   r'   disk)r   r   r   r   r   r   )r   r   r   r   r   r   )r   r   r   r   r   r   )r   r   r   r4   r-   r   r   )imageZcheckerboard_lsZcheckerboard_refZdisk_lsZdisk_refr   r   r   test_init_level_setsd   s.    



r9   c                     s~   t d} g   fdd}t| dd|d} d dks:J | dksJJ t d d	  d
d  D ]\}}||ksdJ qdd S )N)   r:   r:   c                    s     |   d S )N)appendr   )xZ	evolutionr   r   callback   s    z%test_morphsnakes_3d.<locals>.callbackr$   r7   )Ziter_callbackr   Q   r)   r   )r   r   r   r   zip)r8   r>   r   Zv1Zv2r   r=   r   test_morphsnakes_3dz   s    
"rA   )numpyr   r   Znumpy.testingr   Zskimage.segmentationr   r   r   r   r   r   r    r/   r0   r6   r9   rA   r   r   r   r   <module>   s   