Fachbereich Informatik

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procedure leiter;
var i:Integer;
begin
for i := 0 to 10 do 
 sound_play(50+i*2,100);
end;

selectSound(1); // Piano MIDI 
leiter();

var Lied:String;
    key:integer;
    dauer:integer;
    c:Char; k:Char;
    i:Integer;

Lied := 'E-4 E-4 E-2 E-4 E-4 E-2 E-4 G-4 C-4 '+
        'D-4 E-1 F-4 F-4 F-4 F-4 F-4 E-4 E-4 '+
        'E-8 E-8 E-4 D-4 D-4 E-4 D-2 G-2';

selectSound(19); // 19. MIDI organ

for i := 1 to length(Lied) do begin
 if i mod 4 = 1 then begin
  c := Lied[i];
  k := Lied[i+2];
  if c = 'C' then key := 60;
  if c = 'D' then key := 62;
  if c = 'E' then key := 64;
  if c = 'F' then key := 65;
  if c = 'G' then key := 67;
  if c = 'A' then key := 69;
  if c = 'H' then key := 71;
  if k = '1' then dauer := 1000 div 1;
  if k = '2' then dauer := 1000 div 2;
  if k = '4' then dauer := 1000 div 4;
  if k = '8' then dauer := 1000 div 8;

  sound_play(key,dauer);
 end;
end;

Fachbereich Informatik

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