ABS_VALUE
function [x,y,typ]=ABS_VALUE(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,zcr,exprs]=..
getvalue('Set block parameters',..
['use zero_crossing (1: yes) (0:no)'],..
list('vec',1),exprs)
if ~ok then break,end
graphics.exprs=exprs
if ok then
if zcr<>0 then
model.nmode=-1;model.nzcross=-1;
else
model.nmode=0;model.nzcross=0;
end
x.graphics=graphics;x.model=model
break
end
end
case 'define' then
nu=-1
model=scicos_model()
model.sim=list('absolute_value',4)
model.in=nu
model.out=nu
model.nzcross=nu
model.nmode=nu
model.blocktype='c'
model.dep_ut=[%t %f]
exprs=[string([1])]
gr_i=['txt=[''ABS''];';
'xstringb(orig(1),orig(2),txt,sz(1),sz(2),''fill'')']
x=standard_define([2 2],model,exprs,gr_i)
end
endfunction