ó
\K]c           @` sÉ   d  d l  m Z m Z m Z d  d l Z d  d l Z d  d l m Z m	 Z	 m
 Z
 m Z d  d l m Z m Z e	 j r~ d Z n d Z e e f Z d e e j f d „  ƒ  YZ e d	 k rÅ e j ƒ  n  d S(
   i    (   t   print_functiont   absolute_importt   divisionN(   t   cudat   configt   float64t   void(   t   unittestt   SerialMixini   i   t   TestCudaLaplacec           B` s   e  Z d  „  Z RS(   c         ` s–  t  j t t t ƒ d t d t ƒd „  ƒ ‰  t  j t t d  d  … d  d  … f t d  d  … d  d  … f t d  d  … d  d  … f ƒ ƒ ‡  f d †  ƒ } t j r· d \ } } d } n d \ } } d } t j | | f d	 t j ƒ} t j | | f d	 t j ƒ} | } | } d
 }	 d }
 x4 t	 | ƒ D]& } d | | d f <d | | d f <q*Wt
 j
 ƒ  } d } t t f } | | d | | d f } t j | ƒ } t  j ƒ  } t  j | | ƒ } t  j | | ƒ } t  j | | ƒ } x  |
 |	 k r| | k  r|  j | j t j k ƒ | | | | f | | | ƒ | j | d | ƒ| j ƒ  t j | ƒ j ƒ  }
 | } | } | } | d 7} qâWt
 j
 ƒ  | } d  S(   Nt   devicet   inlinec         S` s   |  | k r |  S| Sd  S(   N(    (   t   at   b(    (    sC   lib/python2.7/site-packages/numba/cuda/tests/cudapy/test_laplace.pyt   get_max   s    c         ` sm  t  j j t d t ƒ} t  j j } t  j j } t  j j } t  j j } |  j	 d } |  j	 d }	 t  j
 d ƒ \ }
 } d | | | f <| d k rB| | d k  rB|
 d k rB|
 |	 d k  rBd |  | |
 d f |  | |
 d f |  | d |
 f |  | d |
 f | | |
 f <| | |
 f |  | |
 f | | | f <n  t  j ƒ  t d } xd | d k r¼| | k  r¥ˆ  | | | f | | | | f ƒ | | | f <n  | d } t  j ƒ  qYWt d } xp | d k r9| | k  r"| d k r"ˆ  | | | f | | | | f ƒ | | | f <n  | d } t  j ƒ  qÊW| d k ri| d k ri| d | | | f <n  d  S(   Nt   dtypei    i   i   g      Ð?(   i    i    (   R   t   sharedt   arrayt   SM_SIZER   t	   threadIdxt   xt   yt   blockIdxt   shapet   gridt   syncthreadst   tpb(   t   At   Anewt   errort   err_smt   tyt   txt   bxt   byt   nt   mt   it   jt   t(   R   (    sC   lib/python2.7/site-packages/numba/cuda/tests/cudapy/test_laplace.pyt   jocabi_relax_core   s8    8U+

4

4
i   i   i   iè  R   gíµ ÷Æ°>g      ð?i    i   t   stream(   i   i   (   i   i   (   R   t   jitR   t   TrueR   R   t   ENABLE_CUDASIMt   npt   zerost   ranget   timeR   R)   t	   to_devicet
   assertTrueR   t   copy_to_hostt   synchronizet   abst   max(   t   selfR(   t   NNt   NMt   iter_maxR   R   R#   R$   t   tolR   R&   t   timert   itert   blockdimt   griddimt
   error_gridR)   t   dAt   dAnewt   derror_gridt   tmpt   runtime(    (   R   sC   lib/python2.7/site-packages/numba/cuda/tests/cudapy/test_laplace.pyt   test_laplace_small   sH    -l+		
(   t   __name__t
   __module__RF   (    (    (    sC   lib/python2.7/site-packages/numba/cuda/tests/cudapy/test_laplace.pyR	      s   t   __main__(   t
   __future__R    R   R   t   numpyR-   R0   t   numbaR   R   R   R   t   numba.cuda.testingR   R   R,   R   R   t   TestCaseR	   RG   t   main(    (    (    sC   lib/python2.7/site-packages/numba/cuda/tests/cudapy/test_laplace.pyt   <module>   s   "		n