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// Xcos
//
// Copyright (C) INRIA - METALAU Project <scicos@inria.fr>
// Copyright 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]=WRITEAU_f(job,arg1,arg2)
x=[];
y=[];
typ=[];
select job
case "set" then
x=arg1;
graphics=arg1.graphics;
exprs=graphics.exprs
model=arg1.model;
ipar=model.ipar;
dstate=model.dstate
lunit=dstate(2)
while %t do
[ok,N,swap,exprs] = scicos_getvalue([msprintf(gettext("Set %s block parameters"), "WRITEAU_f");" "; ..
gettext("Write ''.au'' sound file on audio device")],[gettext("Buffer Size"); gettext("Swap Mode (0:No, 1:Yes)")], ..
list("vec",1,"vec",1),exprs)
if ~ok then
break,
end //user cancel modification
nin=1
fname1="/dev/audio"
frmt1="uc "
if alreadyran & (N <> ipar(5)) then
block_parameter_error(msprintf(gettext("You cannot modify ''%s'' when running."), gettext("Buffer Size")), ..
gettext("End current simulation first"));
ok=%f
elseif N < 1 then
block_parameter_error(msprintf(gettext("Wrong value for ''%s'' parameter: %d."), gettext("Buffer Size"), N), ..
gettext("Strictly positive integer expected."));
ok=%f
end
if swap <> 0 & swap <> 1 then
block_parameter_error(msprintf(gettext("Wrong value for ''%s'' parameter: %d."), gettext("Swap Mode"), swap), ..
msprintf(gettext("Must be in the interval %s."), "[0, 1]"));
ok=%f
end
if ok then
ipar=[length(fname1);_str2code(frmt1);N;swap;_str2code(fname1)]
if prod(size(dstate))<>(nin+1)*N+2 then
dstate=[-1;lunit;zeros((nin+1)*N,1)]
end
model.in=1
model.dstate=dstate;
model.ipar=ipar
graphics.exprs=exprs;
x.graphics=graphics;
x.model=model
break
end
end
case "define" then
in=1;
nin=sum(in)
frmt="uc "
fname="/dev/audio"
swap=0
lunit=0
N=2;
model=scicos_model()
model.sim=list("writeau",2)
model.in=in
model.evtin=1
model.dstate=[-1;lunit;zeros((nin+1)*N,1)]
model.ipar=[length(fname);_str2code(frmt);N;swap;_str2code(fname)]
model.blocktype="d"
model.dep_ut=[%t %f]
exprs=[string(N)
string(swap)]
gr_i=[]
x=standard_define([4 2],model,exprs,gr_i)
end
endfunction
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