www.gusucode.com > mbcdata 工具箱 matlab 源码程序 > mbcdata/@cgoptimrunner/private/pMatrixToItemIndex.m
function [ItemIdx, OutputIdx] = pMatrixToItemIndex(ItemData, MatIdx) %PMATRIXTOITEMINDEX Convert overall output index to an item index. % % [ITEMIDX, OUTPUTIDX] = PMATRIXTOITEMINDEX(ITEMDATA, MATIDX) converts % the index into all values, MATIDX, into an index into the list of items % and an index into that item's outputs. % Copyright 2006 The MathWorks, Inc. OutLen = ItemData.OutputLengths; ItemIdx = 1; LastSumOut = 0; SumOut = OutLen(1); while ItemIdx<=length(OutLen) && SumOut<MatIdx ItemIdx = ItemIdx + 1; LastSumOut = SumOut; SumOut = SumOut + OutLen(ItemIdx); end OutputIdx = MatIdx - LastSumOut;