SWITCH2
function [x,y,typ]=SWITCH2(job,arg1,arg2)
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;
while %t do
[ok,rule,thra,nzz,exprs]=getvalue('Set parameters',..
['pass first input if: u2>=a (0), u2>a (1), u2~=a (2)';..
'threshold a';'use zero crossing: yes (1), no (0)'],..
list('vec',1,'vec',1,'vec',1),exprs)
if ~ok then break,end
rule=int(rule);
if (rule<0) then rule=0, end
if (rule>2) then rule=2, end
graphics.exprs=exprs;
model.ipar=rule
model.rpar=thra
if nzz<>0 then
model.nmode=1
model.nzcross=1
else
model.nmode=0
model.nzcross=0
end
x.graphics=graphics;x.model=model
break
end
case 'define' then
in=[-1;1;-1]
ipar=[0] // rule
nzz=1
rpar=0
model=scicos_model()
model.sim=list('switch2',4)
model.in=in
model.out=-1
model.ipar=ipar
model.rpar=rpar
model.nzcross=nzz
model.nmode=1
model.blocktype='c'
model.dep_ut=[%t %f]
exprs=[string(ipar);string(rpar);string(nzz)]
gr_i=['xstringb(orig(1),orig(2),[''switch''],sz(1),sz(2),''fill'');']
x=standard_define([2 2],model,exprs,gr_i)
end
endfunction