Pass arguments to the LowLevelCallable

[davideC00]

@cfunc(intc(CPointer(float64), intp, CPointer(float64), voidptr))
def function(values_ptr, len_values, result, data):
  ...
  weights = carray(data, (1,), double)[0]
  ...

weights = [0.6, 0.8, 0.4]
seq = ctypes.c_double * len(weights)
arr = seq(*weights)
ptr = ctypes.cast(ctypes.pointer(arr), ctypes.c_void_p)
ndi.generic_filter(image, LowLevelCallable(function.ctypes, ptr), footprint=footprint)

Source:
scipy doc

[jni]

🙏

[jni]

Link to longer discussion: https://ilovesymposia.com/2017/03/12/scipys-new-lowlevelcallable-is-a-game-changer/#comment-6282883608