U
    ?h                     @   s   d dl Zd dlZd dlmZmZ d dlmZ d dlm	Z	 d dl
mZ d dlmZ d dlmZ ejdejejejgd	d
 Zejdejejgdd Zejdejejgdd Zejdejejgdd Zdd Zdd ZdS )    N)assert_equalassert_allclose)data)_supported_float_type)rgb2gray)gaussian)active_contourdtypec           
   
   C   s  t  }t|}tddtj d}ddt|  }ddt|  }t||gj	}t
|dddj| dd	}t||d
ddddd}|jt| kstddddddddddg
}ddddddddddg
}	ttj|d ddf tjd| ttj|d ddf tjd|	 d S )Nr        d         FZpreserve_rangecopyQ?
      MbP?)alphabetaw_linew_edgegammab   c   e   f   g   h   i   j   l   i+  i*  i)  i(  i'  r	   )r   	astronautr   nplinspacepisincosarrayTr   astyper   r	   r   AssertionErrorr   int32)
r	   imgsrcinit
img_smoothsnakerefrrefc r9   f/var/www/html/venv/lib/python3.8/site-packages/skimage/segmentation/tests/test_active_contour_model.pytest_periodic_reference   s"    
  "r;   c           	   
   C   s   t  }tddd}tddd}t||gj}t|dddj| dd	}t||d
dddddd}|j	t
| ksvtddddddddddg
}ddddddddd d!g
}ttj|d d"df tjd#| ttj|d d"df tjd#| d S )$N   2   r        r   Fr   r   fixed皙?      ?r   boundary_conditionr   r   r   r   r                           }   	                  "   &   *   r   r$   r   textr&   r'   r+   r,   r   r-   r   r	   r   r.   r   r/   )	r	   r0   r2   r3   r4   Zimage_smoothr6   r7   r8   r9   r9   r:   test_fixed_reference   s"        "rZ   c           	   
   C   s   t  }tddd}tddd}t||gj}t|dddj| dd	}t||d
dddddd}|j	t
| ksvtddddddddddg
}dddddddddd g
}ttj|d ddf tjd!| ttj|d dd"f tjd!| d S )#NF   (   r   r>   r?   r   Fr   r   freerA   rB   rC   r   rD   L   K   J   I   H   G   E   r   rP                      $   '   r$   r   rX   )	r	   r0   r2   r3   r4   r5   r6   r7   r8   r9   r9   r:   test_free_reference.   s"        "rm   c              
   C   sv  t t ddd}tj|jd |jd df| d}tj|jd |jd df| d}tj|jd |jd df| d}||d d d d df< ||d d d d df< |d d d d d f |d d d d d d f< tddd	}td
dd	}t||gj}t	||ddddddd}t
| }	|j|	ks&tddddddddddg
}
d
ddddddd d!d"g
}ttj|d d#df tjd|
 ttj|d d#df tjd| t	||ddddddd}|j|	kstttj|d d#df tjd|
 ttj|d d#df tjd| t	||dddd$ddd}|j|	ks.tttj|d d#df tjd|
 ttj|d d#df tjd| d S )%Nr   Fr   r   r   r$   r<   r=   r   r>   r?   r@   rA   rB   rC   rD   rF   rG   rH   rI   rJ   rK   rL   rM   rN   rO   rP   rQ   rR   rS   rT   rU   rV   rW   r   g)r   r   rY   r&   zerosshaper'   r+   r,   r   r   r	   r.   r   r/   )r	   r0   ZimgRZimgGZimgRGBr2   r3   r4   r6   Zfloat_dtyper7   r8   r9   r9   r:   test_RGB>   sV       ,    ""    ""   "rp   c                  C   sL  t  } t| } tddtj d}ddt|  }ddt|  }t||gj	}t
t| d|ddd	dd
ddd	}tt|dd d f |dd d f  dk stt
t| d|ddd	dd
ddd	}tt|dd d f |dd d f  dkstt
t| d|ddd	dd
ddd	}t|dd d f |d |d gdd d S )Nr   r
   r   r   r   r   Zperiodicr   r   r   r   )rE   r   r   r   r   r   max_num_iterr]   r@   gh㈵>)Zatol)r   r%   r   r&   r'   r(   r)   r*   r+   r,   r   r   sumabsr.   r   )r0   r1   r2   r3   r4   r6   r9   r9   r:   test_end_points_   sH         4     6     ru   c               	   C   s   t d} t ddd}t ddd}t ||gj}tt t| |dd W 5 Q R X tt t| |d	d
 W 5 Q R X d S )N)r   r   r<   r=   r   r>   r?   Zwrong)rE   i)rq   )	r&   rn   r'   r+   r,   pytestZraises
ValueErrorr   )r0   r2   r3   r4   r9   r9   r:   test_bad_inputt   s    
rx   )numpyr&   rv   Znumpy.testingr   r   Zskimager   Zskimage._shared.utilsr   Zskimage.colorr   Zskimage.filtersr   Zskimage.segmentationr   markZparametrizeZfloat16Zfloat32Zfloat64r;   rZ   rm   rp   ru   rx   r9   r9   r9   r:   <module>   s"   



 