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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]=LOGIC(job,arg1,arg2)
x=[];
y=[];
typ=[];
select job
case "set" then
x=arg1
graphics=arg1.graphics;
exprs=graphics.exprs
model=arg1.model;
while %t do
[ok,mat,herit,exprs]=scicos_getvalue([msprintf(gettext("Set %s block parameters"), "LOGIC"); " ";gettext("Combinatorial logic");" ";
gettext(" Rows of the matrix are the output values"); gettext(" Number of rows must be a power of two."); ..
gettext(" Number of columns gives the number of outputs.");" "], ..
[gettext("Truth Table (matrix of outputs)"); gettext("Accepts Inherited Events (0:No, 1:Yes)")], ..
list("mat",[-1,-2],"vec",1), exprs);
if ~ok then
break,
end
nout=size(mat,2)
nin=(log(size(mat,1))/log(2))
u1=floor(nin)
//if (herit<>0) then herit=1;end; The test below verify the value of parameter
if (u1 <> nin) then
block_parameter_error(msprintf(gettext("Wrong size for ''%s'' parameter: %d."), gettext("Truth Table"), size(mat,1)), ..
gettext("Number of rows must be a power of two."));
ok=%f;
elseif (find(mat(:) <> 0 & mat(:) <> 1) <> []) then
block_parameter_error(msprintf(gettext("Wrong value for ''%s'' parameter."), gettext("Truth Table")), ..
msprintf(gettext( "Elements must be in the interval %s."),"[0, 1]"));
ok=%f;
elseif herit <0 | herit > 1 then
block_parameter_error(msprintf(gettext("Wrong value for ''%s'' parameter: %d."), gettext("Accepts Inherited Events"), herit), ..
msprintf(gettext( "Must be in the interval %s."),"[0, 1]"));
ok=%f;
end
if ok then
in=[ones(nin,1) ones(nin,1)]
out=[ones(nout,1) ones(nout,1)]
it=5*ones(1,nin)
ot=5*ones(1,nout)
[model,graphics,ok]=set_io(model,graphics,list(in,it),list(out,ot),ones(1-herit,1),[])
end
if ok then
graphics.exprs=exprs;
mat=int8(mat);
model.opar=list(mat);
x.graphics=graphics;
x.model=model;
break
end
end
case "define" then
mat=[0;0;0;1]
model=scicos_model()
model.sim=list("logic",4)
model.in=[1;1]
model.in2=[1;1]
model.out=1
model.out2=1
model.evtin=1
model.intyp=[5 5]
model.outtyp=5
model.opar=list(int8(mat));
model.blocktype="c"
model.firing=%f
model.dep_ut=[%t %f]
exprs=[sci2exp(mat);sci2exp(0)]
gr_i=[]
x=standard_define([2 2],model,exprs,gr_i)
end
endfunction
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