def assign(self, a_values: array):
address, size = a_values.buffer_info()
assert size >= 3, "Для корректной работы в импульсный фильтр нужно задать как минимум 3 значения!"
pointer_to_double = ctypes.cast(address,
ctypes.POINTER(ctypes.c_double))
self.mxsrclib_dll.imp_filter_assign(pointer_to_double, size)
def coef_points(self, a_points: array):
assert self.__created, "CorrectMap не подклюена!"
address, size = a_points.buffer_info()
pointer_to_double = ctypes.cast(address,
ctypes.POINTER(ctypes.c_double))
self.mxsrclib_dll.correct_map_set_coef_points(self.__handle,
pointer_to_double, size)
def encode_py_array(data: array.array) -> bytes:
typecode = data.typecode
count = data.buffer_info()[1]
byte_count = count * data.itemsize
buffer = encode_string(typecode) + encode_int(byte_count) + data.tobytes()
return buffer
def from_array(self, param: array):
if param.typecode != 'd':
raise TypeError("Must be an array of doubles")
ptr, _ = param.buffer_info()
return ctypes.cast(ptr,
ctypes.POINTER(ctypes.c_double)) # type: ignore
