dos33fsprogs/music/megamusic/play_half.s
Vince Weaver b1238af49d re-arranged the entire directory structure
this will probably upset people
2021-01-05 15:29:31 -05:00

395 lines
7.3 KiB
ArmAsm

; takes
; 3 + 83 +
; 80 + 82 + 88 +
; 80 + 82 + 88 +
; 80 + 82 + 88 +
; 80 + 80 +
; 26 = 1022 + 8 = 1030
play_music:
lda FRAME ; 3
and #1 ; 2
beq play_half ; 3
; -1
play_nothing:
; need to delay 1022-6= 1016
; Try X=201 Y=1 cycles=1012 R4
nop
nop
ldy #1 ; 2
hmloopA:ldx #201 ; 2
hmloopB:dex ; 2
bne hmloopB ; 2nt/3
dey ; 2
bne hmloopA ; 2nt/3
rts ; 6
play_half:
; self-modify the code
lda MB_PATTERN ; 3
and #$1f ; 2
tay ; 2
lda mal_pattern,Y ; 4
sta mb_smc1+2 ; 4
lda mah_pattern,Y ; 4
sta mb_smc2+2 ; 4
sta mb_smc3+2 ; 4
lda mbl_pattern,Y ; 4
sta mb_smc4+2 ; 4
lda mbh_pattern,Y ; 4
sta mb_smc5+2 ; 4
sta mb_smc6+2 ; 4
lda mcl_pattern,Y ; 4
sta mb_smc7+2 ; 4
lda mch_pattern,Y ; 4
sta mb_smc8+2 ; 4
sta mb_smc9+2 ; 4
lda mnl_pattern,Y ; 4
sta mb_smc10+2 ; 4
lda mnh_pattern,Y ; 4
sta mb_smc11+2 ; 4
;=======
; 83
; play the code
ldy MB_FRAME ; 3
;=======
; mal
mb_smc1:
lda mal00,Y ; 4
sta MB_VALUE ; 3
ldx #0 ; 2
jsr write_ay_both ; 6+65
;=========
; 80
; mah
mb_smc2:
lda mal00,Y ; 4
and #$f ; 2
sta MB_VALUE ; 3
ldx #1 ; 2
jsr write_ay_both ; 6+65
;========
; 82
mb_smc3:
lda mal00,Y ; 4
lsr ; 2
lsr ; 2
lsr ; 2
lsr ; 2
sta MB_VALUE ; 3
ldx #8 ; 2
jsr write_ay_both ; 6+65
;=======
; 88
; mbl
mb_smc4:
lda mbl00,Y ; 4
sta MB_VALUE ; 3
ldx #2 ; 2
jsr write_ay_both ; 6+65
;=======
; 80
; mbh
mb_smc5:
lda mbh00,Y ; 4
and #$f ; 2
sta MB_VALUE ; 3
ldx #3 ; 2
jsr write_ay_both ; 6+65
;=======
; 82
mb_smc6:
lda mbh00,Y ; 4
lsr ; 2
lsr ; 2
lsr ; 2
lsr ; 2
sta MB_VALUE ; 3
ldx #9 ; 2
jsr write_ay_both ; 6+65
;======
; 88
; mcl
mb_smc7:
lda mal00,Y ; 4
sta MB_VALUE ; 3
ldx #4 ; 2
jsr write_ay_both ; 6+65
;======
; 80
; mch
mb_smc8:
lda mal00,Y ; 4
and #$f ; 2
sta MB_VALUE ; 3
ldx #5 ; 2
jsr write_ay_both ; 6+65
;=======
; 82
mb_smc9:
lda mal00,Y ; 4
lsr ; 2
lsr ; 2
lsr ; 2
lsr ; 2
sta MB_VALUE ; 3
ldx #10 ; 2
jsr write_ay_both ; 6+65
;========
; 88
; mnl
mb_smc10:
lda mal00,Y ; 4
sta MB_VALUE ; 3
ldx #6 ; 2
jsr write_ay_both ; 6+65
;=======
; 80
; mnh
mb_smc11:
lda mnh00,Y ; 4
sta MB_VALUE ; 3
ldx #7 ; 2
jsr write_ay_both ; 6+65
;=======
; 80
inc MB_FRAME ; 5
inc MB_FRAME ; 5
bne mb_no_change ; 3
; -1
inc MB_PATTERN ; 5
jmp mb_done_change ; 3
mb_no_change:
lda $0 ; 3
nop ; 2
nop ; 2
mb_done_change:
rts ; 6
;=======
; 26
.align $100
; patterns 31 long
mal_pattern:
.byte >mal00,>mal00,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02
.byte >mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02
.byte >mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02
.byte >mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal00
mah_pattern:
.byte >mal00,>mal00,>mah02,>mah03,>mah04,>mah05,>mah04,>mah07
.byte >mah04,>mah05,>mah10,>mah11,>mah04,>mah05,>mah04,>mah07
.byte >mah04,>mah05,>mah10,>mah11,>mah04,>mah05,>mah04,>mah07
.byte >mah04,>mah05,>mah10,>mah11,>mah10,>mah11,>mah30,>mal00
mbl_pattern:
.byte >mbl00,>mbl01,>mbl02,>mbl01,>mbl00,>mbl01,>mbl00,>mbl07
.byte >mbl00,>mbl01,>mbl10,>mbl11,>mbl00,>mbl01,>mbl00,>mbl07
.byte >mbl00,>mbl01,>mbl10,>mbl11,>mbl00,>mbl01,>mbl22,>mbl23
.byte >mbl00,>mbl01,>mbl10,>mbl11,>mbl10,>mbl11,>mbl01,>mbl00
mbh_pattern:
.byte >mbh00,>mbh01,>mbh00,>mbh01,>mbh04,>mbh05,>mbh04,>mbh07
.byte >mbh08,>mbh05,>mbh10,>mbh11,>mbh04,>mbh05,>mbh04,>mbh07
.byte >mbh08,>mbh05,>mbh10,>mbh11,>mbh04,>mbh05,>mbh22,>mbh23
.byte >mbh08,>mbh05,>mbh10,>mbh11,>mbh10,>mbh11,>mbh30,>mal00
mcl_pattern:
.byte >mal00,>mal00,>mal00,>mcl03,>mcl04,>mcl05,>mcl04,>mcl07
.byte >mcl08,>mcl09,>mcl10,>mcl11,>mcl04,>mcl05,>mcl04,>mcl07
.byte >mcl08,>mcl09,>mcl10,>mcl11,>mcl04,>mcl05,>mcl22,>mcl23
.byte >mcl08,>mcl09,>mcl10,>mcl11,>mcl10,>mcl11,>mcl30,>mal00
mch_pattern:
.byte >mal00,>mal00,>mal00,>mch03,>mch04,>mch05,>mch04,>mch07
.byte >mch08,>mch09,>mch10,>mch11,>mch04,>mch05,>mch04,>mch07
.byte >mch08,>mch09,>mch10,>mch11,>mch04,>mch05,>mch22,>mch23
.byte >mch08,>mch09,>mch10,>mch11,>mch10,>mch11,>mch30,>mal00
mnl_pattern:
.byte >mal00,>mal00,>mal00,>mnl03,>mnl04,>mnl05,>mnl04,>mnl07
.byte >mnl04,>mnl05,>mnl10,>mnl11,>mnl04,>mnl05,>mnl04,>mnl07
.byte >mnl04,>mnl05,>mnl10,>mnl11,>mnl04,>mnl05,>mnl04,>mnl07
.byte >mnl04,>mnl05,>mnl10,>mnl11,>mnl10,>mnl11,>mnl30,>mal00
mnh_pattern:
.byte >mnh00,>mnh01,>mnh02,>mnh03,>mnh04,>mnh05,>mnh04,>mnh07
.byte >mnh08,>mnh09,>mnh10,>mnh11,>mnh04,>mnh05,>mnh04,>mnh07
.byte >mnh08,>mnh09,>mnh10,>mnh11,>mnh04,>mnh05,>mnh04,>mnh23
.byte >mnh08,>mnh09,>mnh10,>mnh11,>mnh10,>mnh11,>mnh30,>mal00
.align $100
mal00:
.incbin "music/mock.al.00"
mal02:
.incbin "music/mock.al.02"
mah02:
.incbin "music/mock.ah.02"
mah03:
.incbin "music/mock.ah.03"
mah04:
.incbin "music/mock.ah.04"
mah05:
.incbin "music/mock.ah.05"
mah07:
.incbin "music/mock.ah.07"
mah10:
.incbin "music/mock.ah.10"
mah11:
.incbin "music/mock.ah.11"
mah30:
.incbin "music/mock.ah.30"
mbl00:
.incbin "music/mock.bl.00"
mbl01:
.incbin "music/mock.bl.01"
mbl02:
.incbin "music/mock.bl.02"
mbl07:
.incbin "music/mock.bl.07"
mbl10:
.incbin "music/mock.bl.10"
mbl11:
.incbin "music/mock.bl.11"
mbl22:
.incbin "music/mock.bl.22"
mbl23:
.incbin "music/mock.bl.23"
mbh00:
.incbin "music/mock.bh.00"
mbh01:
.incbin "music/mock.bh.01"
mbh04:
.incbin "music/mock.bh.04"
mbh05:
.incbin "music/mock.bh.05"
mbh07:
.incbin "music/mock.bh.07"
mbh08:
.incbin "music/mock.bh.08"
mbh10:
.incbin "music/mock.bh.10"
mbh11:
.incbin "music/mock.bh.11"
mbh22:
.incbin "music/mock.bh.22"
mbh23:
.incbin "music/mock.bh.23"
mbh30:
.incbin "music/mock.bh.30"
mcl03:
.incbin "music/mock.cl.03"
mcl04:
.incbin "music/mock.cl.04"
mcl05:
.incbin "music/mock.cl.05"
mcl07:
.incbin "music/mock.cl.07"
mcl08:
.incbin "music/mock.cl.08"
mcl09:
.incbin "music/mock.cl.09"
mcl10:
.incbin "music/mock.cl.10"
mcl11:
.incbin "music/mock.cl.11"
mcl22:
.incbin "music/mock.cl.22"
mcl23:
.incbin "music/mock.cl.23"
mcl30:
.incbin "music/mock.cl.30"
mch03:
.incbin "music/mock.ch.03"
mch04:
.incbin "music/mock.ch.04"
mch05:
.incbin "music/mock.ch.05"
mch07:
.incbin "music/mock.ch.07"
mch08:
.incbin "music/mock.ch.08"
mch09:
.incbin "music/mock.ch.09"
mch10:
.incbin "music/mock.ch.10"
mch11:
.incbin "music/mock.ch.11"
mch22:
.incbin "music/mock.ch.22"
mch23:
.incbin "music/mock.ch.23"
mch30:
.incbin "music/mock.ch.30"
mnl03:
.incbin "music/mock.nl.03"
mnl04:
.incbin "music/mock.nl.04"
mnl05:
.incbin "music/mock.nl.05"
mnl07:
.incbin "music/mock.nl.07"
mnl10:
.incbin "music/mock.nl.10"
mnl11:
.incbin "music/mock.nl.11"
mnl30:
.incbin "music/mock.nl.30"
mnh00:
.incbin "music/mock.nh.00"
mnh01:
.incbin "music/mock.nh.01"
mnh02:
.incbin "music/mock.nh.02"
mnh03:
.incbin "music/mock.nh.03"
mnh04:
.incbin "music/mock.nh.04"
mnh05:
.incbin "music/mock.nh.05"
mnh07:
.incbin "music/mock.nh.07"
mnh08:
.incbin "music/mock.nh.08"
mnh09:
.incbin "music/mock.nh.09"
mnh10:
.incbin "music/mock.nh.10"
mnh11:
.incbin "music/mock.nh.11"
mnh23:
.incbin "music/mock.nh.23"
mnh30:
.incbin "music/mock.nh.30"