chap7_13input.m

来自「刘金琨老师作品」· M 代码 · 共 32 行

function [sys,x0,str,ts]=s_function(t,x,u,flag)
switch flag,
    case 0,
        [sys,x0,str,ts]=mdlInitializeSizes;
    case 3,
        sys=mdlOutputs(t,x,u);
    case {2,4,9},
        sys=[];
    otherwise
        error(['unhandled flag=',num2str(flag)]);
end
function [sys,x0,str,ts]=mdlInitializeSizes
sizes=simsizes;
sizes.NumContStates=0;
sizes.NumDiscStates=0;
sizes.NumOutputs=2;
sizes.NumInputs=0;
sizes.DirFeedthrough=0;
sizes.NumSampleTimes=0;
sys=simsizes(sizes);
x0=[];
str=[];
ts=[];
function sys=mdlOutputs(t,x,u)
M=2;
if M==1
    sys(1)=10;
    sys(2)=0;
else
    sys(1)=0;
    sys(2)=15;
end