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// Scicos
//
// Copyright (C) INRIA - METALAU Project <scicos@inria.fr>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// See the file ../license.txt
//
function [x,y,typ]=EXTRACT(job,arg1,arg2)
//
x=[];
y=[];
typ=[];
select job
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]=scicos_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
function_name="extract";
ot=1;
it=1;
elseif (typ==2) then
function_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(function_name,funtyp);
graphics.exprs=label;
arg1.graphics=graphics;
arg1.model=model;
x=arg1
break
end
end
case "define" then
model=scicos_model()
function_name="extract";
funtyp=4;
model.sim=list(function_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=[]
x=standard_define([3 2],model,label,gr_i)
end
endfunction
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