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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]=INTRP2BLK_f(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,a,b,c,exprs]=scicos_getvalue("Set Interpolation block parameters",..
["X coord.";"Y coord.";"Z values"],list("vec",-1,"vec",-1,"mat",[-1,-1]),exprs)
if ~ok then
break,
end
if size(a,"*") <> size(c,"c") | size(b,"*") <> size(c,"r") then
message("incompatible dimension")
elseif min(a(2:$)-a(1:$-1)) <=0 | min(b(2:$)-b(1:$-1)) <=0 then
message("X and Y must be strictly increasing")
else
if ok then
graphics.exprs=exprs
model.rpar=[a(:);b(:);c(:)]
model.ipar=[size(a,"*");size(b,"*")]
x.graphics=graphics;
x.model=model
break
end
end
end
case "define" then
a=[0;1];
b=[0;1];
c=[0 1;1 2]
model=scicos_model()
model.sim=list("intrp2",1)
model.in=[1;1]
model.out=1
model.rpar=[a;b;c(:)]
model.ipar=[2;2]
model.blocktype="c"
model.dep_ut=[%t %f]
exprs=[strcat(sci2exp(a));strcat(sci2exp(b));strcat(sci2exp(c,0))]
gr_i=[]
x=standard_define([3 2],model,exprs,gr_i)
end
endfunction
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