ekelner/venv/Lib/site-packages/numpy/random/_common.pxd
2020-02-18 06:47:42 +01:00

105 lines
4.6 KiB
Cython

#cython: language_level=3
from libc.stdint cimport uint32_t, uint64_t, int32_t, int64_t
import numpy as np
cimport numpy as np
from numpy.random cimport bitgen_t
cdef double POISSON_LAM_MAX
cdef double LEGACY_POISSON_LAM_MAX
cdef uint64_t MAXSIZE
cdef enum ConstraintType:
CONS_NONE
CONS_NON_NEGATIVE
CONS_POSITIVE
CONS_POSITIVE_NOT_NAN
CONS_BOUNDED_0_1
CONS_BOUNDED_0_1_NOTNAN
CONS_BOUNDED_GT_0_1
CONS_GT_1
CONS_GTE_1
CONS_POISSON
LEGACY_CONS_POISSON
ctypedef ConstraintType constraint_type
cdef object benchmark(bitgen_t *bitgen, object lock, Py_ssize_t cnt, object method)
cdef object random_raw(bitgen_t *bitgen, object lock, object size, object output)
cdef object prepare_cffi(bitgen_t *bitgen)
cdef object prepare_ctypes(bitgen_t *bitgen)
cdef int check_constraint(double val, object name, constraint_type cons) except -1
cdef int check_array_constraint(np.ndarray val, object name, constraint_type cons) except -1
cdef extern from "include/aligned_malloc.h":
cdef void *PyArray_realloc_aligned(void *p, size_t n)
cdef void *PyArray_malloc_aligned(size_t n)
cdef void *PyArray_calloc_aligned(size_t n, size_t s)
cdef void PyArray_free_aligned(void *p)
ctypedef double (*random_double_fill)(bitgen_t *state, np.npy_intp count, double* out) nogil
ctypedef double (*random_double_0)(void *state) nogil
ctypedef double (*random_double_1)(void *state, double a) nogil
ctypedef double (*random_double_2)(void *state, double a, double b) nogil
ctypedef double (*random_double_3)(void *state, double a, double b, double c) nogil
ctypedef double (*random_float_fill)(bitgen_t *state, np.npy_intp count, float* out) nogil
ctypedef float (*random_float_0)(bitgen_t *state) nogil
ctypedef float (*random_float_1)(bitgen_t *state, float a) nogil
ctypedef int64_t (*random_uint_0)(void *state) nogil
ctypedef int64_t (*random_uint_d)(void *state, double a) nogil
ctypedef int64_t (*random_uint_dd)(void *state, double a, double b) nogil
ctypedef int64_t (*random_uint_di)(void *state, double a, uint64_t b) nogil
ctypedef int64_t (*random_uint_i)(void *state, int64_t a) nogil
ctypedef int64_t (*random_uint_iii)(void *state, int64_t a, int64_t b, int64_t c) nogil
ctypedef uint32_t (*random_uint_0_32)(bitgen_t *state) nogil
ctypedef uint32_t (*random_uint_1_i_32)(bitgen_t *state, uint32_t a) nogil
ctypedef int32_t (*random_int_2_i_32)(bitgen_t *state, int32_t a, int32_t b) nogil
ctypedef int64_t (*random_int_2_i)(bitgen_t *state, int64_t a, int64_t b) nogil
cdef double kahan_sum(double *darr, np.npy_intp n)
cdef inline double uint64_to_double(uint64_t rnd) nogil:
return (rnd >> 11) * (1.0 / 9007199254740992.0)
cdef object double_fill(void *func, bitgen_t *state, object size, object lock, object out)
cdef object float_fill(void *func, bitgen_t *state, object size, object lock, object out)
cdef object float_fill_from_double(void *func, bitgen_t *state, object size, object lock, object out)
cdef object wrap_int(object val, object bits)
cdef np.ndarray int_to_array(object value, object name, object bits, object uint_size)
cdef object cont(void *func, void *state, object size, object lock, int narg,
object a, object a_name, constraint_type a_constraint,
object b, object b_name, constraint_type b_constraint,
object c, object c_name, constraint_type c_constraint,
object out)
cdef object disc(void *func, void *state, object size, object lock,
int narg_double, int narg_int64,
object a, object a_name, constraint_type a_constraint,
object b, object b_name, constraint_type b_constraint,
object c, object c_name, constraint_type c_constraint)
cdef object cont_f(void *func, bitgen_t *state, object size, object lock,
object a, object a_name, constraint_type a_constraint,
object out)
cdef object cont_broadcast_3(void *func, void *state, object size, object lock,
np.ndarray a_arr, object a_name, constraint_type a_constraint,
np.ndarray b_arr, object b_name, constraint_type b_constraint,
np.ndarray c_arr, object c_name, constraint_type c_constraint)
cdef object discrete_broadcast_iii(void *func, void *state, object size, object lock,
np.ndarray a_arr, object a_name, constraint_type a_constraint,
np.ndarray b_arr, object b_name, constraint_type b_constraint,
np.ndarray c_arr, object c_name, constraint_type c_constraint)