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Stefan van der Walt
11 lines
351 B
Cython
11 lines
351 B
Cython
"""Export fast union find in Cython"""
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cimport numpy as cnp
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DTYPE = cnp.intp
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ctypedef cnp.intp_t DTYPE_t
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cdef DTYPE_t find_root(DTYPE_t *forest, DTYPE_t n)
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cdef void set_root(DTYPE_t *forest, DTYPE_t n, DTYPE_t root)
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cdef void join_trees(DTYPE_t *forest, DTYPE_t n, DTYPE_t m)
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cdef void link_bg(DTYPE_t *forest, DTYPE_t n, DTYPE_t *background_node)
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