ppmd.host module¶

class ppmd.host.Array(initial_value=None, name=None, ncomp=1, dtype=<class 'ctypes.c_double'>)¶

Bases: ppmd.host._Array

Basic dynamic memory array on host, with some methods.

property ctype¶

property ctypes_data¶

ctypes_data_access(mode=Read and write., pair=False)¶

ctypes_data_post(mode=Read and write.)¶

property dtype¶

property end¶: Returns end index of array.

inc_version(inc=1)¶: Increment the version by the specified amount :param int inc: amount to increment version by.

property ncomp¶

realloc(length)¶

property size¶

property version¶: Get the version of this array. :return int version:

zero()¶

class ppmd.host.Matrix(nrow=1, ncol=1, initial_value=None, dtype=<class 'ctypes.c_double'>)¶

Bases: object

Basic dynamic memory matrix on host, with some methods.

property ctype¶

property ctypes_data¶

ctypes_data_access(mode=Read and write., pair=False)¶

Parameters: mode (access) – Access type required by the calling method.
Returns: The pointer to the data.

ctypes_data_post(mode=Read and write.)¶

property data¶

property dtype¶

inc_version(inc=1)¶: Increment the version by the specified amount :param int inc: amount to increment version by.

property ncol¶

property nrow¶

realloc(nrow, ncol)¶

property size¶

property version¶: Get the version of this array. :return int version:

zero()¶

class ppmd.host.ThreadSpace(n, dtype)¶

Bases: object

property ctypes_data¶

ppmd.host.available_free_memory()¶: Get available free memory in bytes. :return: Free memory in bytes.

ppmd.host.null_matrix(dtype)¶: Return a Null*Matrix based on passed type. :param dtype: Data type of Null matrix. :return: Null Matrix.

ppmd.host.pointer_offset(ptr=None, offset=0)¶: Add offset number of bytes to pointer ptr, returns ctypes void ptr :param ptr: original pointer :param offset: offset in bytes