_bounded_integers.pxd
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from libc.stdint cimport (uint8_t, uint16_t, uint32_t, uint64_t, int8_t, int16_t, int32_t, int64_t, intptr_t) import numpy as np cimport numpy as np ctypedef np.npy_bool bool_t from numpy.random cimport bitgen_t cdef inline uint64_t _gen_mask(uint64_t max_val) nogil: """Mask generator for use in bounded random numbers""" # Smallest bit mask >= max cdef uint64_t mask = max_val mask |= mask >> 1 mask |= mask >> 2 mask |= mask >> 4 mask |= mask >> 8 mask |= mask >> 16 mask |= mask >> 32 return mask cdef object _rand_uint64(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_uint32(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_uint16(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_uint8(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_bool(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_int64(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_int32(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_int16(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock) cdef object _rand_int8(object low, object high, object size, bint use_masked, bint closed, bitgen_t *state, object lock)
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