matx.native._native_func 源代码

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import sys
from . import _ffi_api


def make_native_function(func_name: str):
    ud_ref = _ffi_api.Func_Get(func_name.encode("utf-8"))

    def native_func_wrapper(*args):
        return _ffi_api.Func_Call(ud_ref, *args)
    return native_func_wrapper


class NativeFunction:
    __MATX_NATIVE_FUNCTION__ = True

    def __init__(self, func_name):
        self.ud_ref = _ffi_api.Func_Get(func_name.encode("utf-8"))

    def __call__(self, *args):
        return _ffi_api.Func_Call(self.ud_ref, *args)


def load_native_function(module):
    names = _ffi_api.Func_ListNames()
    for name in names:
        res = getattr(module, name, None)
        if res:
            if isinstance(res, NativeFunction):
                continue
            else:
                raise RuntimeError("{} is aleady registered in matx.native module".format(name))
        setattr(module, name, NativeFunction(name))