www.gusucode.com > mbcdesign 工具箱 matlab 源码程序 > mbcdesign/@conrange/getLinearForm.m
function [A, b] = getLinearForm(con) %GETLINEARFORM Get the linear form of a constraint % % [A, B] = GETLINEARFORM(CON) % % The linear form of a constraint, CON, is a matrix, A, and a vector, B, such % that % constraintDistance( CON, X ) = A * X - B, % % i.e., the constraint is given by A * X <= B. % % The range constraint is given by a(i) <= X(i) <= b(i), i.e., % X(i) <= b(i) % and -X(i) <= -a(i) % % See also CONRANGE, CONBASE/GETLINEARFORM. % Copyright 2000-2005 The MathWorks, Inc. ai = getActiveIndices( con ); A = eye( nFactors( con ) ); A = A(ai,:); A = [A; -A]; b = [con.Center + con.HalfWidth, con.HalfWidth - con.Center]'; %------------------------------------------------------------------------------| % EOF %------------------------------------------------------------------------------|