computefunctional.m

来自「基于＂trace transform＂的识别２Ｄ图像的Ｃ＋＋源程序」· M 代码 · 共 12 行

function fnlvalue=computeFunctional(fnlNo,typ,AA,Lbeg)
%compute the functional on AA:
fid = fopen('testTr.txt','w');%testTr.txt and testTrOut.txt are temporary files
fprintf(fid,'%d ',AA); % no need of '%d'; if they are only integer, then matlab does integer
fclose(fid);
fN=fnlNo;L=length(AA);
callfunctionalcpp=['!functional ' num2str(fN) ' ' num2str(typ) ' ' num2str(L)];
if nargin == 4, callfunctionalcpp=[callfunctionalcpp ' ' num2str(Lbeg)];end
eval(callfunctionalcpp)
fnlvalue=textread('testTrOut.txt');% three values: non back sack