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support pythons cyclic garbage collector for mathutils types.

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This commit is contained in:
Campbell Barton
2011-02-24 04:58:51 +00:00
parent 9aa9ade42a
commit b1639dc118
8 changed files with 263 additions and 126 deletions
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25
source/blender/python/generic/mathutils.c
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@@ -325,13 +325,30 @@ PyObject *BaseMathObject_getWrapped(BaseMathObject *self, void *UNUSED(closure))
return PyBool_FromLong((self->wrapped == Py_WRAP) ? 1:0);
}
void BaseMathObject_dealloc(BaseMathObject * self)
int BaseMathObject_traverse(BaseMathObject *self, visitproc visit, void *arg)
{
Py_VISIT(self->cb_user);
return 0;
}
int BaseMathObject_clear(BaseMathObject *self)
{
Py_CLEAR(self->cb_user);
return 0;
}
void BaseMathObject_dealloc(BaseMathObject *self)
{
/* only free non wrapped */
if(self->wrapped != Py_WRAP)
PyMem_Free(self->data);
if(self->wrapped != Py_WRAP) {
/* the ONLY time this should be NULL is when the value failed to initialize */
if(self->data) {
PyMem_Free(self->data);
}
}
BaseMathObject_clear(self);
Py_XDECREF(self->cb_user);
Py_TYPE(self)->tp_free(self); // PyObject_DEL(self); // breaks subtypes
}