1 files changed, 110 insertions, 0 deletions
diff --git a/macros/Events/M_freq.sci b/macros/Events/M_freq.sci
new file mode 100644
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--- /dev/null
+++ b/macros/Events/M_freq.sci
@@ -0,0 +1,110 @@
+//  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]=M_freq(job,arg1,arg2)
+    x=[];
+    y=[];
+    typ=[];
+    select job
+    case "set" then
+        x=arg1;
+        graphics=arg1.graphics;
+        model=arg1.model;
+        exprs=graphics.exprs
+        while %t do
+            [ok,frequ,offset,exprs]=scicos_getvalue("Set block parameters",..
+            ["Sample time";"Offset"],..
+            list("vec",-1,"vec",-1),exprs)
+            if ~ok then
+                break,
+            end
+            offset=offset(:);
+            frequ=frequ(:);
+            if (size(frequ,"*"))<>(size(offset,"*")) then
+                message("offset and frequency must have the same size");
+                ok=%f;
+            elseif or(frequ<0) then
+                message("Frequency must be a positif number");
+                ok=%f;
+            elseif or(abs(offset) > frequ) then
+                message("The |Offset| must be less than the Frequency");
+                ok=%f
+            end
+            if ok then
+                [m,den,off,count,m1,fir,frequ,offset,ok]=mfrequ_clk(frequ,offset);
+            end
+            if ok then
+                model.opar=list(m,double(den),off,count)
+                mn=(2**size(m1,"*"))-1;
+                [model,graphics,ok]=set_io(model,graphics,list(),list(),1,ones(mn,1))
+                if mn>3 then
+                    graphics.sz=[40+(mn-3)*10 40]
+                else
+                    graphics.sz=[50 40]
+                end
+                model.firing=fir;
+                graphics.exprs=exprs
+                x.graphics=graphics
+                x.model=model
+                break
+            end
+        end
+    case "define" then
+        model=scicos_model()
+        model.sim=list("m_frequ",4)
+        model.evtout=[1;1;1]
+        model.evtin=1
+        model.rpar=[]
+        model.opar=list([1 1 0;1 1 1;1 3 2],1,0,0);
+        model.blocktype="d"
+        model.firing=[0 -1 -1]
+        model.dep_ut=[%f %f]
+        exprs=[sci2exp([1;2]);sci2exp([0;0])]
+        gr_i=[]
+        x=standard_define([3 2],model,exprs,gr_i)
+    end
+endfunction
+
+function [m,k]=uni(fr,of)
+    k=[];
+    m=[];
+    ot=[];
+    for i=1:size(fr,"*")
+        istreated=%f;
+        ind=find(m==fr(i));
+        if ind==[] then
+            m=[m;fr(i)];
+            ot=[ot;of(i)];
+            k=[k;i];
+        else
+            for j=ind
+                if of(i)==ot(j) then
+                    istreated=%t
+                end
+            end
+            if ~istreated then
+                m=[m;fr(i)];
+                ot=[ot;of(i)]
+                k=[k;i];
+            end
+        end
+    end
+endfunction