public static int Test_NativeArray_ArgumentFixed(IntPtr arrPtr, int multiplier)
{
// ArrPointer as argument does not work here!
ArrPointer8 <int> arr = new ArrPointer8 <int>(arrPtr);
return(arr.Sum(el => el * multiplier));;
}
public static int Callback(ArrPointer8 <int> arr, int multiplier) => arr.Sum(el => el * multiplier);