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Viewing changes to macros/scicos_blocks/GAIN_f.sci

  • Committer: Bazaar Package Importer
  • Author(s): Torsten Werner
  • Date: 2002-03-21 16:57:43 UTC
  • Revision ID: james.westby@ubuntu.com-20020321165743-e9mv12c1tb1plztg
Tags: upstream-2.6
Import upstream version 2.6

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macros/scicos_blocks/GAIN_f.sci
 
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function [x,y,typ]=GAIN_f(job,arg1,arg2)
 
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// Copyright INRIA
 
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x=[];y=[];typ=[];
 
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select job
 
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case 'plot' then
 
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  standard_draw(arg1)
 
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case 'getinputs' then
 
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  [x,y,typ]=standard_inputs(arg1)
 
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case 'getoutputs' then
 
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  [x,y,typ]=standard_outputs(arg1)
 
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case 'getorigin' then
 
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  [x,y]=standard_origin(arg1)
 
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case 'set' then
 
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  x=arg1;
 
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  graphics=arg1(2);label=graphics(4)
 
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  model=arg1(3);
 
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  while %t do
 
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    [ok,gain,label]=getvalue('Set gain block parameters',..
 
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        ['Gain'],list('mat',[-1,-1]),label(1))
 
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    if ~ok then break,end
 
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    if gain==[] then
 
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      message('Gain must have at least one element')
 
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    else
 
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      [out,in]=size(gain)
 
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      [model,graphics,ok]=check_io(model,graphics,in,out,[],[])
 
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      if ok then
 
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        graphics(4)=label
 
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        model(8)=gain(:);
 
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        x(2)=graphics;x(3)=model
 
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        break
 
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      end
 
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    end
 
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  end
 
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  x(3)(11)=[] //compatibility
 
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case 'define' then
 
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  in=1;out=1;gain=1
 
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  model=list('gain',in,out,[],[],[],[],gain,[],'c',[],[%t %f],' ',list())
 
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  label=[strcat(sci2exp(gain));strcat(sci2exp(in));strcat(sci2exp(out))]
 
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  gr_i=['[nin,nout]=model(2:3);';
 
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      'if nin*nout==1 then gain=string(model(8)),else gain=''Gain'',end';
 
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      'dx=sz(1)/5;';
 
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      'dy=sz(2)/10;';
 
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      'xx=orig(1)+      [1 4 1 1]*dx;';
 
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      'yy=orig(2)+sz(2)-[1 5 9 1]*dy;';
 
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      'xpoly(xx,yy,''lines'');';
 
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      'w=sz(1)-2*dx;h=sz(2)-2*dy;';
 
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      'xstringb(orig(1)+dx,orig(2)+dy,gain,w,h,''fill'');']
 
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  x=standard_define([2 2],model,label,gr_i)
 
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end
 
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