EXTRACT
function [x,y,typ]=EXTRACT(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;label=graphics.exprs
model=arg1.model;
if size(label,'*')==14 then label(9)=[],end //compatiblity
while %t do
[ok,typ,a,b,exprs]=getvalue('Set EXTRACT Block',..
['Datatype (1=real double 2=Complex)';'Lines to extract';'Columns to extract'],list('vec',1,'mat',[1 -1],'mat',[1 -1]),label)
a=a(:);
b=b(:);
if ~ok then break,end
if (typ==1) then
junction_name='extract';
ot=1;
it=1;
elseif (typ==2) then
junction_name='extractz';
ot=2;
it=2;
else message("Datatype is not supported");ok=%f;
end
ma=size(a,1);
mb=size(b,1);
if (ma==0 | mb==0) then message ("empty field");ok=%f;end
for i=1:ma,if (a(i)<=0) then message("invalid index");ok=%f;end;end
for j=1:mb, if(b(j)<=0) then message("invalid index");ok=%f;end;end
model.ipar=[a;b;ma;mb];
in=[model.in model.in2];
out=[ma mb];
funtyp=4;
if ok then
label=exprs;
[model,graphics,ok]=set_io(model,graphics,list(in,it),list(out,ot),[],[])
model.sim=list(junction_name,funtyp);
graphics.exprs=label;
arg1.graphics=graphics;arg1.model=model;
x=arg1
break
end
end
case 'define' then
model=scicos_model()
junction_name='extract';
funtyp=4;
model.sim=list(junction_name,funtyp)
model.in=-1
model.in2=-2
model.intyp=1
model.out=1
model.out2=1
model.outtyp=1
model.evtin=[]
model.evtout=[]
model.state=[]
model.dstate=[]
model.rpar=[]
model.ipar=[1 1 1 1]
model.blocktype='c'
model.firing=[]
model.dep_ut=[%t %f]
label=[sci2exp(1);sci2exp([1]);sci2exp([1])];
gr_i=['xstringb(orig(1),orig(2),''Extract'',sz(1),sz(2),''fill'');']
x=standard_define([3 2],model,label,gr_i)
end
endfunction