CALL SOUND 모율을 사용하여서 SAS로 음악을 들을수가 있답니다. 프로그램 짜다가 심심하실때 돌려보세요.
PC내부 사운드라서 작게 들릴수도 있습니다.
call sound(주파수, 길이);
: http://support.sas.com/documentation/cdl/en/hostwin/61924/HTML/default/win-callrout-sound.htm
* Old MacDonald had a farm. (맥도널드 아저씨는 농장을 가지고 있어요.): http://cafe.daum.net/statsas/B3m/7305
* 떳다 떳다 비행기 : http://cafe.daum.net/statsas/B3m/11418
* http://www.sas.com/offices/europe/uk/newsletter/feature/25feb_mar07/sound.html
%let pc=1.25;
%macro df3(note,octave,length);
select(¬e.);
when('A') call sound(55*(2**&octave.),&length.*160*&pc.);
when('A#') call sound(58*(2**&octave.),&length.*160*&pc.);
when('Bb') call sound(58*(2**&octave.),&length.*160*&pc.);
when('B') call sound(62*(2**&octave.),&length.*160*&pc.);
when('C') call sound(65*(2**&octave.),&length.*160*&pc.);
when('C#') call sound(69*(2**&octave.),&length.*160*&pc.);
when('Db') call sound(69*(2**&octave.),&length.*160*&pc.);
when('D') call sound(73.5*(2**&octave.),&length.*160*&pc.);
when('D#') call sound(73.5*(2**&octave.),&length.*160*&pc.);
when('Eb') call sound(78*(2**&octave.),&length.*160*&pc.);
when('E') call sound(82*(2**&octave.),&length.*160*&pc.);
when('F') call sound(87*(2**&octave.),&length.*160*&pc.);
when('F#') call sound(92.5*(2**&octave.),&length.*160*&pc.);
when('Gb') call sound(92.5*(2**&octave.),&length.*160*&pc.);
when('G') call sound(98*(2**&octave.),&length.*160*&pc.);
when('G#') call sound(104*(2**&octave.),&length.*160*&pc.);
when('Ab') call sound(104*(2**&octave.),&length.*160*&pc.);
when('R') call sleep((&length./3)*&pc.,1);
otherwise;
end;
%mend;
data _null_;
do i=1 to 2;
%df3('C',3,1);
%df3('C',3,1);
%df3('C',3,1);
%df3('G',2,1);
%df3('A',3,1);
%df3('A',3,1);
%df3('G',2,2);
%df3('E',3,1);
%df3('E',3,1);
%df3('D',3,1);
%df3('D',3,1);
%df3('C',3,2);
if i=1 then do;
%df3('R',1,2);
%df3('G',2,2);
end;
end;
%df3('G',2,.5);
%df3('G',2,.5);
%df3('C',3,1);
%df3('C',3,1);
%df3('C',3,1);
%df3('G',2,.5);
%df3('G',2,.5);
%df3('C',3,1);
%df3('C',3,1);
%df3('C',3,2);
%df3('C',3,.5);
%df3('C',3,.5);
%df3('C',3,1);
%df3('C',3,.5);
%df3('C',3,.5);
%df3('C',3,1);
%df3('C',3,.5);
%df3('C',3,.5);
%df3('C',3,.5);
%df3('C',3,.5);
%df3('C',3,1);
%df3('C',3,1);
%df3('C',3,1);
%df3('C',3,1);
%df3('C',3,1);
%df3('G',2,1);
%df3('A',3,1);
%df3('A',3,1);
%df3('G',2,2);
%df3('E',3,1);
%df3('E',3,1);
%df3('D',3,1);
%df3('D',3,1);
%df3('C',3,3);
run;
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