e2ecdcfe33
Former-commit-id:a02aeb236c[formerly9f19e3f712] [formerlya02aeb236c[formerly9f19e3f712] [formerly06a8b51d6d[formerly 64fa9254b946eae7e61bbc3f513b7c3696c4f54f]]] Former-commit-id:06a8b51d6dFormer-commit-id:8e80217e59[formerly3360eb6c5f] Former-commit-id:377dcd10b9
115 lines
2.8 KiB
Cython
Executable file
115 lines
2.8 KiB
Cython
Executable file
#+
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#
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# This file is part of h5py, a low-level Python interface to the HDF5 library.
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#
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# Copyright (C) 2008 Andrew Collette
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# http://h5py.alfven.org
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# License: BSD (See LICENSE.txt for full license)
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#
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# $Date$
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#
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#-
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# This file is based on code from the PyTables project. The complete PyTables
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# license is available at licenses/pytables.txt, in the distribution root
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# directory.
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# API for NumPy objects
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cdef extern from "numpy/arrayobject.h":
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# Platform independent types
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ctypedef int npy_intp
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ctypedef signed int npy_int8
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ctypedef unsigned int npy_uint8
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ctypedef signed int npy_int16
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ctypedef unsigned int npy_uint16
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ctypedef signed int npy_int32
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ctypedef unsigned int npy_uint32
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ctypedef signed long long npy_int64
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ctypedef unsigned long long npy_uint64
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ctypedef float npy_float32
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ctypedef double npy_float64
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cdef enum NPY_TYPES:
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NPY_BOOL
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NPY_BYTE
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NPY_UBYTE
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NPY_SHORT
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NPY_USHORT
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NPY_INT
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NPY_UINT
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NPY_LONG
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NPY_ULONG
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NPY_LONGLONG
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NPY_ULONGLONG
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NPY_FLOAT
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NPY_DOUBLE
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NPY_LONGDOUBLE
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NPY_CFLOAT
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NPY_CDOUBLE
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NPY_CLONGDOUBLE
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NPY_OBJECT
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NPY_STRING
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NPY_UNICODE
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NPY_VOID
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NPY_NTYPES
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NPY_NOTYPE
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# Platform independent types
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cdef enum:
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NPY_INT8, NPY_INT16, NPY_INT32, NPY_INT64,
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NPY_UINT8, NPY_UINT16, NPY_UINT32, NPY_UINT64,
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NPY_FLOAT32, NPY_FLOAT64, NPY_COMPLEX64, NPY_COMPLEX128
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cdef enum:
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NPY_WRITEABLE, NPY_ALIGNED, NPY_C_CONTIGUOUS, NPY_CONTIGUOUS,
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NPY_FORCECAST, NPY_NOTSWAPPED, NPY_OWNDATA
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# Classes
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ctypedef extern class numpy.dtype [object PyArray_Descr]:
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cdef int type_num, elsize, alignment
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cdef char type, kind, byteorder, hasobject
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cdef object fields, typeobj
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ctypedef extern class numpy.ndarray [object PyArrayObject]:
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cdef char *data
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cdef int nd
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cdef npy_intp *dimensions
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cdef npy_intp *strides
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cdef object base
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cdef dtype descr
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cdef int flags
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ctypedef struct npy_cfloat:
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float real
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float imag
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ctypedef struct npy_cdouble:
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double real
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double imag
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# Functions
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int PyArray_DIM(ndarray arr, int i)
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object PyArray_FROM_OF(object arr, int requirements)
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object PyArray_GETITEM(object arr, void *itemptr)
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int PyArray_SETITEM(object arr, void *itemptr, object obj)
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dtype PyArray_DescrFromType(int type)
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object PyArray_Scalar(void *data, dtype descr, object base)
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long PyArray_NBYTES(object arr)
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int PyArray_CheckScalar(object sclr)
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void PyArray_ScalarAsCtype(object sclr, void* ptr)
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object PyArray_SimpleNew(int nd, npy_intp* dims, int typenum)
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object PyArray_ContiguousFromAny(object arr, int typenum, int min_depth, int max_depth)
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object PyArray_FROM_OTF(object arr, int typenum, int requirements)
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# The NumPy initialization function
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void import_array()
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void* PyArray_DATA(ndarray arr)
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