BBTK_TEMPLATE_INPUT(GetVectorElement, ErrorValue, "ErrorValue",T);
BBTK_TEMPLATE_OUTPUT(GetVectorElement,Out,"Output",T);
BBTK_END_DESCRIBE_TEMPLATE_BLACK_BOX(GetVectorElement);
BBTK_TEMPLATE_INPUT(GetVectorElement, ErrorValue, "ErrorValue",T);
BBTK_TEMPLATE_OUTPUT(GetVectorElement,Out,"Output",T);
BBTK_END_DESCRIBE_TEMPLATE_BLACK_BOX(GetVectorElement);