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// Xcos
//
// Copyright (C) INRIA - METALAU Project <scicos@inria.fr>
// Copyright (C) 2011 - Bernard DUJARDIN <bernard.dujardin@contrib.scilab.org>
//
// 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]=STEP(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,temps,in,fi,exprs] = scicos_getvalue([msprintf(gettext("Set %s block parameters"), "STEP_FUNCTION");" "; ..
gettext("Step Function");" "], ..
[gettext("Step Time"); gettext("Initial Value"); gettext("Final Value")], ..
list("vec",1,"vec",-1,"vec",-1), exprs);
if ~ok then
break,
end
in=in(:);fi=fi(:);
if size(in,"*")<>size(fi,"*") then
if size(in,"*")==1 then
in=in*ones(fi)
elseif size(fi,"*")==1 then
fi=fi*ones(in)
else
block_parameter_error(msprintf(gettext("''Initial Value'' and ''Final Value'': incompatible sizes: %d and %d."), size(in,"*"), size(fi,"*")), gettext("Same sizes expected."));
ok=%f
end
end
if ok then
model.out2=1;
model.outtyp=1;
[model,graphics,ok]=check_io(model,graphics,[],size(fi,"*"),1,1)
end
if ok then
model.firing=temps
if temps==0 then
rpar=[fi;fi]
else
rpar=[in;fi]
end
model.rpar=rpar
graphics.exprs=exprs
x.graphics=graphics;x.model=model
break
end
end
case "define" then
rpar=[0;1]
model=scicos_model()
model.sim=list("step_func",4)
model.evtin=1
model.evtout=1
model.out=1
model.out2=1;
model.outtyp=1;
model.firing=1
model.rpar=rpar
model.blocktype="c"
model.dep_ut=[%f %f]
exprs=[string(1);string(rpar)]
gr_i=[]
x=standard_define([2 2],model,exprs,gr_i)
end
endfunction
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