www.gusucode.com > mbc 工具箱 matlab 源码程序 > mbc/@guidarray/private/updateHash.m
function obj = updateHash(obj, persistentHashState) %UPDATEHASH Update the hash info for a guidarray % % G = UPDATEHASH(G) updates the hash information for a guidarray. % G = UPDATEHASH(G, HASHSTATE) enables/disables the persistent hash % information. % Copyright 2000-2006 The MathWorks, Inc. and Ford Global Technologies, Inc. persistent hashState % Two input arguments allows the obj hashing to be turned on and off if nargin == 2 hashState = persistentHashState; return end % Note the [] is treated as false and hence, by default, hashing is off if hashState [sortedValues, sortedIndex] = sort(obj.values); obj.sortedValues = sortedValues; obj.sortedIndex = uint32(sortedIndex); else % Ensure that with hashing off we flag that no hash is stored if ~isempty(obj.sortedValues) obj.sortedValues = []; obj.sortedIndex = []; end end