internal static void NpyObject_Init(NpyObject_HEAD a, NpyTypeObject t)
{
a.nob_refcnt = 1;
a.nob_type = t;
a.nob_interface = null;
a.nob_magic_number = npy_defs.NPY_VALID_MAGIC;
}
private static void Npy_INCREF(NpyObject_HEAD Head)
{
lock (Head)
{
if ((1 == ++Head.nob_refcnt) && null != Head.nob_interface)
{
//_NpyInterface_Incref(arr.Head.nob_interface, ref arr.Head.nob_interface);
}
}
return;
}
internal static void NpyArrayAccess_Dealloc(NpyObject_HEAD obj)
{
Debug.Assert(npy_defs.NPY_VALID_MAGIC == obj.nob_magic_number);
Debug.Assert(0 == obj.nob_refcnt);
// Clear the interface pointer because some deallocators temporarily increment the
// reference count on the object for some reason. This causes callbacks into the
// managed world that we do not want (and is added overhead).
obj.nob_interface = null;
// Calls the type-specific deallocation route. This routine releases any references
// held by the object itself prior to actually freeing the memory.
obj.nob_type.ntp_dealloc(obj);
}
/* Returns the interface pointer for the object. If the interface pointer is null and the interface allocator
* function is defined, the interface is created and that instance is returned. This allows types such as
* iterators that typically don't need a wrapper to skip that step until needed. */
internal static object Npy_INTERFACE(NpyObject_HEAD m1)
{
if (null != m1.nob_interface)
{
return(m1.nob_interface);
}
if (null != m1.nob_type.ntp_interface_alloc)
{
m1.nob_type.ntp_interface_alloc(m1, ref m1.nob_interface);
return(m1.nob_interface);
}
return(null);
}
private static void Npy_DECREF(NpyObject_HEAD Head)
{
lock (Head)
{
Debug.Assert(Head.nob_refcnt > 0);
if (0 == --Head.nob_refcnt)
{
if (null != Head.nob_interface)
{
//_NpyInterface_Decref(arr.Head.nob_interface, ref arr.Head.nob_interface);
}
else
{
Head.nob_magic_number = (UInt32)npy_defs.NPY_INVALID_MAGIC;
}
}
}
return;
}
// This function is here because the Npy_INTERFACE macro does some
// magic with creating interface objects on an as-needed basis so it's
// more code than simply reading the nob_interface field.
internal static object NpyArrayAccess_ToInterface(NpyObject_HEAD obj)
{
Debug.Assert(npy_defs.NPY_VALID_MAGIC == obj.nob_magic_number);
return(Npy_INTERFACE(obj));
}
internal static void NpyArrayAccess_Decref(NpyObject_HEAD obj)
{
Debug.Assert(npy_defs.NPY_VALID_MAGIC == obj.nob_magic_number);
Npy_DECREF(obj);
}
// This function is here because the Npy_INTERFACE macro does some
// magic with creating interface objects on an as-needed basis so it's
// more code than simply reading the nob_interface field.
internal static object NpyArrayAccess_ToInterface(NpyObject_HEAD obj)
{
return(numpyinternal.NpyArrayAccess_ToInterface(obj));
}
internal static void NpyArrayAccess_Decref(NpyObject_HEAD obj)
{
numpyinternal.NpyArrayAccess_Decref(obj);
}
public static void NpyArrayAccess_Dealloc(NpyObject_HEAD obj)
{
numpyinternal.NpyArrayAccess_Dealloc(obj);
}
