Alexandra

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< OLG Seifhennersdorf < fächerverbindender Unterricht-Pi

Archivierte Version vom 2011-01-29T12:31:33+00:00. Aktuelle Version

var Pie:String;
    key:integer;
    dauer:integer;
    c:Char; k:Char;
    i,posx,z:Integer;

canvas_clear();
Pie :=  '3.141592653589793238462643383279502884197169399375105820974944592307816406286208998' ;

selectSound(33); // 19. MIDI organ
posx:=0;
z:=2*((length(Pie)-2) div 2);
for i := 3 to z+1 do begin
if i mod 2 = 1 then begin
  c := Pie[i];
  k := Pie[i+1];

if c ='0' then key:=1;
if c ='1' then key:=5;
if c ='2' then key:=61;
if c ='3' then key:=62;
if c ='4' then key:=60;
if c ='5' then key:=66;
if c ='6' then key:=64;
if c ='7' then key:=88;
if c ='8' then key:=90;
if c ='9' then key:=95;
  
  
 
if (k='0')or (k='2')then dauer :=100 div 1;
if (k='3')or (k='4') or (k='5')then dauer := 100 div 2;
if (k='6')or  (k='7') or (k='1')then dauer :=100 div 4;
if (k='8') or (k= '9') then dauer := 100 div 8;

  
  
canvas_fillRect(posx,80-(key-60)*4,dauer,10);           
  posx := posx + dauer+5;
  sound_play(key,dauer*10);
end; 
end;

Alexandra

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