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Johannes Schönberger
11 lines
333 B
Cython
11 lines
333 B
Cython
"""Export fast union find in Cython"""
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cimport numpy as np
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DTYPE = np.intp
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ctypedef np.intp_t DTYPE_t
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cdef DTYPE_t find_root(DTYPE_t *forest, DTYPE_t n)
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cdef set_root(DTYPE_t *forest, DTYPE_t n, DTYPE_t root)
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cdef join_trees(DTYPE_t *forest, DTYPE_t n, DTYPE_t m)
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cdef link_bg(DTYPE_t *forest, DTYPE_t n, DTYPE_t *background_node)
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