CLR_f
function [x,y,typ]=CLR_f(job,arg1,arg2)
// Copyright INRIA
x=[];y=[];typ=[]
select job
case 'plot' then
standard_draw(arg1)
case 'getinputs' then
[x,y,typ]=standard_inputs(arg1)
case 'getoutputs' then
[x,y,typ]=standard_outputs(arg1)
case 'getorigin' then
[x,y]=standard_origin(arg1)
case 'set' then
x=arg1;
graphics=arg1.graphics;exprs=graphics.exprs
model=arg1.model;
x0=model.state
rpar=model.rpar
ns=prod(size(x0));nin=1;nout=1
s=poly(0,'s');z=poly(0,'s')
while %t do
[ok,num,den,exprs]=getvalue('Set continuous SISO transfer parameters',..
['Numerator (s)';
'Denominator (s)'],..
list('pol',1,'pol',1),exprs)
if ~ok then break,end
if degree(num)>degree(den) then
message('Transfer must be proper or strictly proper')
ok=%f
end
if ok then
H=cont_frm(num,den)
[A,B,C,D]=H(2:5);
graphics.exprs=exprs;
[ns1,ns1]=size(A)
rpar=[matrix(A,ns1*ns1,1);
matrix(B,ns1,1);
matrix(C,ns1,1);
D]
if norm(D,1)<>0 then
mmm=[%t %t];
else
mmm=[%f %t];
end
if or(model.dep_ut<>mmm) then
model.dep_ut=mmm,end
if ns1<=ns then
x0=x0(1:ns1)
else
x0(ns1,1)=0
end
model.state=x0
model.rpar=rpar
x.graphics=graphics;x.model=model
break
end
end
case 'define' then
x0=0;A=-1;B=1;C=1;D=0;
exprs=['1';'1+s']
model=scicos_model()
model.sim=list('csslti',1)
model.in=1
model.out=1
model.state=x0
model.rpar=[A(:);B(:);C(:);D(:)]
model.blocktype='c'
model.dep_ut=[%f %t]
gr_i=['xstringb(orig(1),orig(2),[''num(s)'';''den(s)''],sz(1),sz(2),''fill'')';
'xpoly([orig(1)+.1*sz(1),orig(1)+.9*sz(1)],[1,1]*(orig(2)+sz(2)/2))']
x=standard_define([2.5 2.5],model,exprs,gr_i)
end
endfunction