//NOISEBLK_f Scicos Gaussian Random Generator //Classical interface function ver1.0 - scilab-3 //7 juillet 2004 Author : - IRCOM GROUP - A.Layec function [x,y,typ]=NOISEBLK_f(job,arg1,arg2) x=[];y=[];typ=[] select job case 'plot' then standard_draw(arg1) 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;model=arg1.model; exprs=graphics.exprs; while %t do text=['Set Scicos Gaussian Noise Generator'] [ok,ny,sig,moy,seed,typ,exprs]=getvalue(text,... ['Size of outputs';'sigma';'mean';'seed';'Type'],... list('vec',1,'vec',-1,'vec',-1,'vec',1,'vec',1),exprs) if ~ok then break,end; sz_out=size(ny,'*'); //if sz_out>2 then // ok=%f // message('Vector of size of outputs must have a size <= 2') //else if ok then graphics.exprs=exprs model.in=[] if(typ==2) then [model,graphics,ok]=check_io(model,graphics,[],[ny;ny],[1],[]) model.out=[ny;ny] else [model,graphics,ok]=check_io(model,graphics,[],[ny],[1],[]) model.out=ny; end model.dstate=[] model.ipar=[int(seed);typ] model.rpar=[sig(:);moy(:)] x.graphics=graphics;x.model=model break; end end case 'define' then ny=64 sig=0.1*ones(ny,1) moy=0*ones(ny,1) seed=int(rand()*1e8) typ=0 model=scicos_model() model.sim=list('noiseblk',4) model.in=[] model.out=ny; model.evtin=[1] model.evtout=[] model.dstate=[] model.rpar=[sig(:);moy(:)] model.ipar=[seed;typ] model.blocktype='d' model.firing=[] model.dep_ut=[%f %f] gr_i=['txt=[''Random'';''Generator''];'; 'xstringb(orig(1),orig(2),txt,sz(1),sz(2),''fill'');' 'xset(''font'',5,1)' 'txt=''Muller Law'';' 'style=5;' 'rectstr=stringbox(txt,orig(1),orig(2),0,style,1);' 'w=(rectstr(1,3)-rectstr(1,2))*%zoom;' 'h=(rectstr(2,2)-rectstr(2,4))*%zoom;' 'xstringb(orig(1)+sz(1)/2-w/2,orig(2)-h-4,txt,w,h,''fill'');' 'e=gce();' 'e.font_style=style;'] exprs=[string(ny),'0.1*ones(64,1)','0*ones(64,1)',string('int(rand()*1e8)'),string(typ)] x=standard_define([2 2],model,exprs,gr_i) end endfunction