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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]=CONSTRAINT_c(job,arg1,arg2)
// Copyright INRIA
x=[];
y=[];
typ=[];
select job
case "set" then
x=arg1
graphics=arg1.graphics;
exprs=graphics.exprs
model=arg1.model;
while %t do
[ok,x0,exprs]=scicos_getvalue("Set solver block parameters",..
"Initial guess values",list("vec",-1),exprs)
if ~ok then
break,
end
x0=x0(:);
N=size(x0,"*");
if N<=0 then
message("number of states (constraints) must be > 0 ")
else
[model,graphics,ok]=check_io(model,graphics,N,N,[],[])
if ok then
graphics.exprs=exprs
model.state=[x0;zeros(N,1)];
model.out=N
model.in=N
model.ipar=-1*ones(N,1);
x.graphics=graphics;
x.model=model
break
end
end
end
case "define" then
x0=[0;0]
model=scicos_model()
model.sim=list("constraint_c",10004)
model.in=1
model.out=1
model.ipar=0
model.state=x0
model.blocktype="c"
model.dep_ut=[%f %t]
exprs="0"
gr_i=[];
x=standard_define([3 2],model,exprs,gr_i)
end
endfunction
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