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uxn/projects/demos/piano.usm
neauoire f5fb9714e4 *
2021-05-03 09:57:39 -07:00

508 lines
No EOL
14 KiB
Text

( piano )
%RTN { JMP2r }
%8+ { #0008 ADD2 }
%8/ { #0008 DIV2 }
%2/ { #0002 DIV2 }
%++ { #0001 ADD2 }
%TOS { #00 SWP }
%MOD { DUP2 DIV MUL SUB }
%LTS2 { #8000 ADD2 SWP2 #8000 ADD2 GTH2 }
%GTS2 { #8000 ADD2 SWP2 #8000 ADD2 LTH2 }
%WAVEFORM { #1000 }
( devices )
|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]
|10 @Console [ &pad $8 &char $1 &byte $1 &short $2 &string $2 ]
|20 @Screen [ &vector $2 &width $2 &height $2 &pad $2 &x $2 &y $2 &addr $2 &color $1 ]
|30 @Audio0 [ &vector $2 &position $2 &output $1 &pad $3 &adsr $2 &length $2 &addr $2 &volume $1 &pitch $1 ]
|70 @Midi [ &vector $2 &channel $1 &note $1 &velocity $1 ]
|80 @Controller [ &vector $2 &button $1 &key $1 ]
|90 @Mouse [ &vector $2 &x $2 &y $2 &state $1 &chord $1 ]
|a0 @File [ &vector $2 &success $2 &offset $2 &pad $2 &name $2 &length $2 &load $2 &save $2 ]
( variables )
|0000
@last-note $1
@octave $1
@color $1
@pointer [ &x $2 &y $2 ]
@center [ &x $2 &y $2 ]
@knob [ &x $2 &y $2 &value $1 ]
@adsr-view [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@wave-view [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
@octave-view [ &x1 $2 &y1 $2 &x2 $2 &y2 $2 ]
( program )
|0100 ( -> )
( theme )
#0fe5 .System/r DEO2
#0fc5 .System/g DEO2
#0f25 .System/b DEO2
( vectors )
;on-control .Controller/vector DEO2
;on-mouse .Mouse/vector DEO2
;on-midi .Midi/vector DEO2
;on-frame .Screen/vector DEO2
( load waveform )
;sin-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM .File/load DEO2
;tri-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0100 ADD2 .File/load DEO2
;sqr-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0200 ADD2 .File/load DEO2
( find center )
.Screen/width DEI2 2/ .center/x POK2
.Screen/height DEI2 2/ .center/y POK2
( place octave )
.center/x PEK2 #0080 SUB2 .octave-view/x1 POK2
.center/y PEK2 8+ .octave-view/y1 POK2
.octave-view/x1 PEK2 #0050 ADD2 .octave-view/x2 POK2
.octave-view/y1 PEK2 #0018 ADD2 .octave-view/y2 POK2
( place adsr )
.center/x PEK2 #0020 SUB2 .adsr-view/x1 POK2
.center/y PEK2 8+ .adsr-view/y1 POK2
.adsr-view/x1 PEK2 #00a0 ADD2 .adsr-view/x2 POK2
.adsr-view/y1 PEK2 #0018 ADD2 .adsr-view/y2 POK2
( place waveform )
.center/x PEK2 #0080 SUB2 .wave-view/x1 POK2
.center/y PEK2 #0020 SUB2 .wave-view/y1 POK2
.wave-view/x1 PEK2 #0100 ADD2 .wave-view/x2 POK2
.wave-view/y1 PEK2 #0020 ADD2 .wave-view/y2 POK2
( default settings )
#ff .last-note POK
#048c .Audio0/adsr DEO2
#88 .Audio0/volume DEO
WAVEFORM .Audio0/addr DEO2
#0100 .Audio0/length DEO2
( inital drawing )
;draw-octave JSR2
;draw-adsr JSR2
;draw-wave JSR2
BRK
@on-frame ( -> )
.adsr-view/y2 PEK2 #0020 SUB2 .Screen/y DEO2
#00 #10
&loop
.adsr-view/x2 PEK2 #003a SUB2 .Screen/x DEO2
OVR #10 SWP SUB .Audio0/output DEI #0f AND LTH .Screen/color DEO
.adsr-view/x2 PEK2 #003a SUB2 #0002 ADD2 .Screen/x DEO2
OVR #10 SWP SUB .Audio0/output DEI #04 SFT LTH .Screen/color DEO
.Screen/y DEI2 #0002 ADD2 .Screen/y DEO2
( incr ) SWP #01 ADD SWP
DUP2 LTH ,&loop JNZ
POP2
BRK
@on-midi ( -> )
.Midi/note DEI #00 NEQ ,&note-on JNZ BRK &note-on
.Midi/note DEI .Audio0/pitch .Midi/channel DEI #04 MOD #10 MUL ADD DEO
BRK
@on-mouse ( -> )
;draw-cursor JSR2
.Mouse/state DEI #00 NEQ ,&no-touch JNZ BRK &no-touch
( wave-view )
.Mouse/x DEI2 DUP2 .wave-view/x1 PEK2 GTH2 ROT ROT .wave-view/x2 PEK2 #0001 ADD2 LTH2 #0101 EQU2
.Mouse/y DEI2 DUP2 .wave-view/y1 PEK2 GTH2 ROT ROT .wave-view/y2 PEK2 LTH2 #0101 EQU2
#0101 EQU2 ;on-touch-wave-view JNZ2
( adsr-view )
.Mouse/x DEI2 DUP2 .adsr-view/x1 PEK2 GTH2 ROT ROT .adsr-view/x2 PEK2 LTH2 #0101 EQU2
.Mouse/y DEI2 DUP2 .adsr-view/y1 PEK2 GTH2 ROT ROT .adsr-view/y2 PEK2 LTH2 #0101 EQU2
#0101 EQU2 ;on-touch-adsr-view JNZ2
( octave-view )
.Mouse/x DEI2 DUP2 .octave-view/x1 PEK2 GTH2 ROT ROT .octave-view/x2 PEK2 LTH2 #0101 EQU2
.Mouse/y DEI2 DUP2 .octave-view/y1 PEK2 GTH2 ROT ROT .octave-view/y2 PEK2 LTH2 #0101 EQU2
#0101 EQU2 ;on-touch-octave-view JNZ2
BRK
@on-touch-wave-view ( -> )
.Mouse/x DEI2 .wave-view/x1 PEK2 SUB2 .Audio0/length DEO2
;draw-wave JSR2
;draw-cursor JSR2
BRK
@on-touch-octave-view ( -> )
.Mouse/x DEI2 .octave-view/x1 PEK2 SUB2 8/ SWP POP #09 NEQ ,&no-mod JNZ
.Mouse/y DEI2 .octave-view/y1 PEK2 SUB2 8/ SWP POP
DUP #00 NEQ ,&no-incr JNZ
.octave PEK #01 ADD .octave POK &no-incr
DUP #02 NEQ ,&no-decr JNZ
.octave PEK #01 SUB .octave POK &no-decr
POP
( release ) #00 .Mouse/state DEO
;draw-octave JSR2
BRK
&no-mod
.Mouse/x DEI2 .octave-view/x1 PEK2 SUB2 8/ SWP POP #06 GTH ,&no-key JNZ
.Mouse/x DEI2 .octave-view/x1 PEK2 SUB2 8/ DUP2 SWP POP .last-note POK ;notes ADD2 LDA ;play JSR2
( release ) #00 .Mouse/state DEO
;draw-octave JSR2
&no-key
BRK
@on-touch-adsr-view ( -> )
.Mouse/x DEI2 .adsr-view/x1 PEK2 SUB2 8/ SWP POP #03 DIV
DUP #00 NEQ ,&no-a JNZ
.Audio0/adsr DEI
#10 .Mouse/state DEI #10 EQU #e0 MUL ADD ADD
.Audio0/adsr DEO &no-a
DUP #01 NEQ ,&no-d JNZ
.Audio0/adsr DEI
DUP #f0 AND STH #01 .Mouse/state DEI #10 EQU #0e MUL ADD ADD #0f AND STHr ADD
.Audio0/adsr DEO &no-d
DUP #02 NEQ ,&no-s JNZ
.Audio0/adsr #01 ADD DEI
#10 .Mouse/state DEI #10 EQU #e0 MUL ADD ADD
.Audio0/adsr #01 ADD DEO &no-s
DUP #03 NEQ ,&no-r JNZ
.Audio0/adsr #01 ADD DEI
DUP #f0 AND STH #01 .Mouse/state DEI #10 EQU #0e MUL ADD ADD #0f AND STHr ADD
.Audio0/adsr #01 ADD DEO &no-r
DUP #05 NEQ ,&no-left JNZ
.Audio0/volume DEI
#10 .Mouse/state DEI #10 EQU #e0 MUL ADD ADD
.Audio0/volume DEO &no-left
DUP #06 NEQ ,&no-right JNZ
.Audio0/volume DEI
DUP #f0 AND STH #01 .Mouse/state DEI #10 EQU #0e MUL ADD ADD #0f AND STHr ADD
.Audio0/volume DEO &no-right
POP
( release ) #00 .Mouse/state DEO
;draw-adsr JSR2
;draw-cursor JSR2
BRK
@on-control ( -> )
( clear last cursor )
;clear .Screen/addr DEO2
.pointer/x PEK2 .Screen/x DEO2
.pointer/y PEK2 .Screen/y DEO2
#30 .Screen/color DEO
.Controller/key DEI
DUP #61 NEQ ,&no-c JNZ
#00 .last-note POK ;notes LDA ;play JSR2 &no-c
DUP #73 NEQ ,&no-d JNZ
#01 .last-note POK ;notes ++ LDA ;play JSR2 &no-d
DUP #64 NEQ ,&no-e JNZ
#02 .last-note POK ;notes #0002 ADD2 LDA ;play JSR2 &no-e
DUP #66 NEQ ,&no-f JNZ
#03 .last-note POK ;notes #0003 ADD2 LDA ;play JSR2 &no-f
DUP #67 NEQ ,&no-g JNZ
#04 .last-note POK ;notes #0004 ADD2 LDA ;play JSR2 &no-g
DUP #68 NEQ ,&no-a JNZ
#05 .last-note POK ;notes #0005 ADD2 LDA ;play JSR2 &no-a
DUP #6a NEQ ,&no-b JNZ
#06 .last-note POK ;notes #0006 ADD2 LDA ;play JSR2 &no-b
DUP #6b NEQ ,&no-c2 JNZ
#07 .last-note POK ;notes #0007 ADD2 LDA ;play JSR2 &no-c2
POP
.Controller/button DEI #f0 AND
DUP #04 SFT #01 AND #01 NEQ ,&no-up JNZ
( move ) .Audio0/addr DEI2 #0001 SUB2 .Audio0/addr DEO2 &no-up
DUP #05 SFT #01 AND #01 NEQ ,&no-down JNZ
( move ) .Audio0/addr DEI2 #0001 ADD2 .Audio0/addr DEO2 &no-down
DUP #06 SFT #01 AND #01 NEQ ,&no-left JNZ
( move ) .Audio0/addr DEI2 #0010 SUB2 .Audio0/addr DEO2 &no-left
DUP #07 SFT #01 AND #01 NEQ ,&no-right JNZ
( move ) .Audio0/addr DEI2 #0010 ADD2 .Audio0/addr DEO2 &no-right
POP
;draw-octave JSR2
;draw-wave JSR2
BRK
@play ( pitch -- )
DUP .octave PEK #0c MUL ADD .Audio0/pitch DEO
RTN
@draw-cursor ( -- )
( clear last cursor )
;clear .Screen/addr DEO2
.pointer/x PEK2 .Screen/x DEO2
.pointer/y PEK2 .Screen/y DEO2
#30 .Screen/color DEO
( record pointer positions )
.Mouse/x DEI2 .pointer/x POK2
.Mouse/y DEI2 .pointer/y POK2
( draw new cursor )
;cursor .Screen/addr DEO2
.pointer/x PEK2 .Screen/x DEO2
.pointer/y PEK2 .Screen/y DEO2
( colorize on state )
#31 [ .Mouse/state DEI #00 NEQ ] ADD .Screen/color DEO
RTN
@draw-octave ( -- )
.octave-view/x1 PEK2 .octave-view/y1 PEK2
OVR2 OVR2 ;keys-left-icns #21 .last-note PEK #00 EQU ADD ;draw-key JSR2
OVR2 8+ OVR2 ;keys-middle-icns #21 .last-note PEK #01 EQU ADD ;draw-key JSR2
OVR2 #0010 ADD2 OVR2 ;keys-right-icns #21 .last-note PEK #02 EQU ADD ;draw-key JSR2
OVR2 #0018 ADD2 OVR2 ;keys-left-icns #21 .last-note PEK #03 EQU ADD ;draw-key JSR2
OVR2 #0020 ADD2 OVR2 ;keys-middle-icns #21 .last-note PEK #04 EQU ADD ;draw-key JSR2
OVR2 #0028 ADD2 OVR2 ;keys-middle-icns #21 .last-note PEK #05 EQU ADD ;draw-key JSR2
SWP2 #0030 ADD2 SWP2 ;keys-right-icns #21 .last-note PEK #06 EQU ADD ;draw-key JSR2
.octave-view/x1 PEK2 #0048 ADD2 .Screen/x DEO2
;arrow-icns .Screen/addr DEO2
.octave-view/y1 PEK2 .Screen/y DEO2
#21 .Screen/color DEO
;arrow-icns 8+ .Screen/addr DEO2
.octave-view/y1 PEK2 #0010 ADD2 .Screen/y DEO2
#21 .Screen/color DEO
;font-hex .octave PEK #03 ADD #00 SWP #0008 MUL2 ADD2 .Screen/addr DEO2
.octave-view/y1 PEK2 8+ .Screen/y DEO2
#23 .Screen/color DEO
RTN
@draw-key ( x* y* addr* color -- )
STH
.Screen/addr DEO2
SWP2 .Screen/x DEO2
DUP2 #0018 ADD2
&loop
( move ) OVR2 .Screen/y DEO2
( draw ) DUPr STHr .Screen/color DEO
( incr ) .Screen/addr DEI2 8+ .Screen/addr DEO2
( incr ) SWP2 8+ SWP2
OVR2 OVR2 LTH2 ,&loop JNZ
POP2 POP2
POPr
RTN
@draw-adsr ( -- )
.adsr-view/x1 PEK2 .adsr-view/y1 PEK2
.Audio0/adsr DEI #04 SFT
;draw-knob JSR2
.adsr-view/x1 PEK2 #0018 ADD2 .adsr-view/y1 PEK2
.Audio0/adsr DEI #0f AND
;draw-knob JSR2
.adsr-view/x1 PEK2 #0030 ADD2 .adsr-view/y1 PEK2
.Audio0/adsr #01 ADD DEI #04 SFT
;draw-knob JSR2
.adsr-view/x1 PEK2 #0048 ADD2 .adsr-view/y1 PEK2
.Audio0/adsr #01 ADD DEI #0f AND
;draw-knob JSR2
( volume )
.adsr-view/x2 PEK2 #0028 SUB2 .adsr-view/y1 PEK2
.Audio0/volume DEI #04 SFT
;draw-knob JSR2
.adsr-view/x2 PEK2 #0010 SUB2 .adsr-view/y1 PEK2
.Audio0/volume DEI #0f AND
;draw-knob JSR2
RTN
@draw-wave ( -- )
.wave-view/x1 PEK2
.wave-view/y1 PEK2
.wave-view/x2 PEK2 ++
.wave-view/y2 PEK2
#00 ;fill-rect JSR2
#01 ;draw-wave-length JSR2
.wave-view/x1 PEK2 .Screen/x DEO2
( waveform )
#00 #ff
&loop
( dotted line )
OVR #01 AND ,&no-dot JNZ
.wave-view/y1 PEK2 #0010 ADD2 .Screen/y DEO2
#03 .Screen/color DEO
&no-dot
OVR TOS .Audio0/addr DEI2 ADD2 LDA
#02 DIV #40 ADD DUP #07 SFT #80 MUL SUB
TOS #0004 DIV2 .wave-view/y1 PEK2 ADD2 .Screen/y DEO2
.Screen/x DEI2 ++ .Screen/x DEO2
( draw ) OVR .Audio0/length DEI2 SWP POP GTH #02 MUL #01 ADD .Screen/color DEO
( incr ) SWP #01 ADD SWP
DUP2 LTH ,&loop JNZ
POP2
( range )
.wave-view/x1 PEK2 .Screen/x DEO2
.wave-view/y1 PEK2 #0010 SUB2 .Screen/y DEO2
.Audio0/addr DEI2 #22 ;draw-short JSR2
.wave-view/x2 PEK2 #0020 SUB2 .Screen/x DEO2
.Audio0/length DEI2 #22 ;draw-short JSR2
RTN
@draw-wave-length ( color -- )
STH
.wave-view/x1 PEK2 .Audio0/length DEI2 ADD2 .Screen/x DEO2
.wave-view/y1 PEK2 DUP2 #0020 ADD2
&loop
OVR2 .Screen/y DEO2
( draw ) DUPr STHr .Screen/color DEO
( incr ) SWP2 ++ SWP2
OVR2 OVR2 LTH2 ,&loop JNZ
POP2 POP2
POPr
RTN
@draw-knob ( x* y* value -- )
( load ) .knob/value POK .knob/y POK2 .knob/x POK2
.knob/x PEK2 .Screen/x DEO2
.knob/y PEK2 .Screen/y DEO2 ;knob_icns .Screen/addr DEO2 #21 .Screen/color DEO
.knob/x PEK2 8+ .Screen/x DEO2 ;knob_icns 8+ .Screen/addr DEO2 #21 .Screen/color DEO
.knob/y PEK2 8+ .Screen/y DEO2 ;knob_icns #0018 ADD2 .Screen/addr DEO2 #21 .Screen/color DEO
.knob/x PEK2 .Screen/x DEO2 ;knob_icns #0010 ADD2 .Screen/addr DEO2 #21 .Screen/color DEO
.knob/x PEK2 #00 #00 .knob/value PEK ;knob-offsetx ADD2 LDA ADD2 .Screen/x DEO2
.knob/y PEK2 #00 #00 .knob/value PEK ;knob-offsety ADD2 LDA ADD2 .Screen/y DEO2
;knob_icns #0020 ADD2 .Screen/addr DEO2
#25 .Screen/color DEO
.knob/x PEK2 #0004 ADD2 .Screen/x DEO2
.knob/y PEK2 #0010 ADD2 .Screen/y DEO2
;font-hex #00 .knob/value PEK #08 MUL ADD2 .Screen/addr DEO2
#21 .Screen/color DEO
RTN
@draw-short ( short* color -- )
STH SWP
DUP #04 SFT TOS #0008 MUL2 ;font-hex ADD2 .Screen/addr DEO2
( draw ) DUPr STHr .Screen/color DEO
#0f AND TOS #0008 MUL2 ;font-hex ADD2 .Screen/addr DEO2
.Screen/x DEI2 8+ .Screen/x DEO2
( draw ) DUPr STHr .Screen/color DEO
DUP #04 SFT TOS #0008 MUL2 ;font-hex ADD2 .Screen/addr DEO2
.Screen/x DEI2 8+ .Screen/x DEO2
( draw ) DUPr STHr .Screen/color DEO
#0f AND TOS #0008 MUL2 ;font-hex ADD2 .Screen/addr DEO2
.Screen/x DEI2 8+ .Screen/x DEO2
( draw ) STHr .Screen/color DEO
RTN
@fill-rect ( x1* y1* x2* y2* color -- )
.color POK
( x1 x2 y1 y2 ) ROT2 SWP2
&ver
( save ) OVR2 .Screen/y DEO2
STH2 STH2 OVR2 OVR2
&hor
( save ) OVR2 .Screen/x DEO2
( draw ) .color PEK .Screen/color DEO
( incr ) SWP2 ++ SWP2
OVR2 OVR2 LTS2 ,&hor JNZ
POP2 POP2 STH2r STH2r
( incr ) SWP2 ++ SWP2
OVR2 OVR2 LTS2 ,&ver JNZ
POP2 POP2 POP2 POP2
RTN
@clear [
0000 0000 0000 0000 ]
@cursor [
80c0 e0f0 f8e0 1000 ]
@arrow-icns [
0010 387c fe10 1000
0010 1010 fe7c 3810 ]
@notes [
3c 3e 40 41 43 45 47
48 4a 4c 4d 4f 51 53 ]
@keys-left-icns [
7c7c 7c7c 7c7c 7c7c
7c7c 7c7c 7c7c 7e7f
7f7f 7f7f 7f7f 3e00 ]
@keys-middle-icns [
1c1c 1c1c 1c1c 1c1c
1c1c 1c1c 1c1c 3e7f
7f7f 7f7f 7f7f 3e00 ]
@keys-right-icns [
1f1f 1f1f 1f1f 1f1f
1f1f 1f1f 1f1f 3f7f
7f7f 7f7f 7f7f 3e00 ]
@knob_icns [
0003 0c10 2020 4040
00c0 3008 0404 0202
4040 2020 100c 0300
0202 0404 0830 c000
0000 183c 3c18 0000 ]
@knob-offsetx [
01 00 00 00 00 01 02 03
05 06 07 08 08 08 08 07 ]
@knob-offsety [
07 06 05 03 02 01 00 00
00 00 01 02 03 05 06 07 ]
@font-hex ( 0-F )
[
007c 8282 8282 827c 0030 1010 1010 1010
007c 8202 7c80 80fe 007c 8202 1c02 827c
000c 1424 4484 fe04 00fe 8080 7c02 827c
007c 8280 fc82 827c 007c 8202 1e02 0202
007c 8282 7c82 827c 007c 8282 7e02 827c
007c 8202 7e82 827e 00fc 8282 fc82 82fc
007c 8280 8080 827c 00fc 8282 8282 82fc
007c 8280 f080 827c 007c 8280 f080 8080 ]
@sin-path "projects/sounds/sin.pcm $1
@tri-path "projects/sounds/tri.pcm $1
@sqr-path "projects/sounds/sqr.pcm $1