perm filename SUBR.F4[LX,LCS] blob sn#164492 filedate 1975-06-13 generic text, type T, neo UTF8
C*****  THIS ROUTINE DIVIDES OCTAVE INTO ANY NUMBER OF EQUAL PARTS

	SUBROUTINE SUBR
	COMMON /INS/ INST(27),BG(60)
	COMMON P(30),INUM,IPAR,CNT(27),BT,PL(48),IREST,DF,DUR(27)
C   INUM=INST#  IPAR=PARAM#  
C   BT=BASIC TIME P1 WHEN SUBROUTINE IS CALLED
C   IF IREST IS <0, THAT NOTE WILL BE A REST.  
C   INST=INST. NAME,  BG=INSTS' BEGIN TIMES.
C   NOTE #S IN SUBROUTINE: (1-84)  C4=37  FS4=43  C5=49  ETC.
C   F1=86  F15=100 (NO F16!)

C   CALL SUBROUTINE FROM P12. P3 CAN BE NOTES OR NUMBS.
	X=P(3)
	IF(PL(3).EQ.1)GO TO 1
	IF(P(12).EQ.0)X=IFIX(X)
C  FOR RAND NOTES TO PRINT OUT FREQS.
	X=30.868*2**(X/12)
C  X=FREQ. IN HZ. BASED ON NOTE # IN P3.
	PL(3)=1.
C  THIS CAUSES FREQ. NUM TO PRINT INSTEAD OF LITERAL CHARACTERS.
1	P(3)=X*2**(P(11)/P(12))
C  P12=# OF DIVISIONS OF THE OCTAVE.  P11=CHROMATIC STEP IN THAT DIV.
	RETURN
	END

C   STEPS  ; TYPICAL INPUT FOR MICROTONE SUBROUTINE.
C   CLAR  /P2 .3/P3 A3/P4 1000;
C   P11 NUM/0/1/2/3/4/5/6/7/8/9/FINE*;
C   P12 9 SUBR/END;  OCTAVE IS DIVIDED INTO 9 PARTS.