Resistor
function [x,y,typ]=Resistor(job,arg1,arg2)
// Copyright INRIA
// exemple d'un bloc implicit,
// - sans entree ni sortie de conditionnement
// - avec une entree et une sortie de type implicit et de dimension 1
// - avec un dialogue de saisie de parametre
x=[];y=[];typ=[];
select job
case 'plot' then
R=arg1.graphics.exprs;
standard_draw(arg1,%f)
case 'getinputs' then
[x,y,typ]=standard_inputs(arg1)
case 'getoutputs' then
[x,y,typ]=standard_outputs(arg1)
case 'getorigin' then
[x,y]=standard_origin(arg1)
case 'set' then
x=arg1;
graphics=arg1.graphics;exprs=graphics.exprs
model=arg1.model;
while %t do
[ok,R,exprs]=getvalue('Set Resistor block parameter',..
'R (ohm)',list('vec',1),exprs)
if ~ok then break,end
model.rpar=R
model.equations.parameters(2)=list(R)
graphics.exprs=exprs
x.graphics=graphics;x.model=model
break
end
case 'define' then
model=scicos_model()
R=0.01
model.rpar=R
model.sim='resistor'
model.blocktype='c'
model.dep_ut=[%t %f]
mo=modelica()
mo.model='Resistor'
mo.inputs='p';
mo.outputs='n';
mo.parameters=list('R',list(R))
model.equations=mo
model.in=ones(size(mo.inputs,'*'),1)
model.out=ones(size(mo.outputs,'*'),1)
exprs=string(R)
gr_i=[ 'xx=[0,1,1,7,7,8,7,7,1,1]/8;';
'yy=[1,1,0,0,1,1,1,2,2,1]/2;';
'xpoly(orig(1)+xx*sz(1),orig(2)+yy*sz(2)); '
'rect=xstringl(0,0,''R=''+R)'
'xstring(orig(1)+(sz(1)-rect(3))/2,orig(2)-rect(4)*1.2,''R=''+R);']
x=standard_define([2 0.18],model,exprs,list(gr_i,0))
x.graphics.in_implicit=['I']
x.graphics.out_implicit=['I']
end
endfunction