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uxn/projects/demos/piano.usm
neauoire e0558d5067 Some progress on the drumrack samples
2021-05-04 11:54:01 -07:00

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( piano )
%+ { ADD } %- { SUB } %* { MUL } %/ { DIV }
%< { LTH } %> { GTH } %= { EQU } %! { NEQ }
%++ { ADD2 } %-- { SUB2 } %** { MUL2 } %// { DIV2 }
%<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }
%RTN { JMP2r }
%TOS { #00 SWP }
%MOD { DUP2 / * - }
%LTS2 { #8000 ++ SWP2 #8000 ++ >> }
%GTS2 { #8000 ++ SWP2 #8000 ++ << }
%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 ]
@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 )
;piano-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM .File/load DEO2
;violin-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0100 ++ .File/load DEO2
;sin-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0200 ++ .File/load DEO2
;tri-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0300 ++ .File/load DEO2
;sqr-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0400 ++ .File/load DEO2
;saw-path .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0500 ++ .File/load DEO2
( find center )
.Screen/width DEI2 #0002 // .center/x POK2
.Screen/height DEI2 #0002 // .center/y POK2
( place octave )
.center/x PEK2 #0080 -- .octave-view/x1 POK2
.center/y PEK2 #0008 ++ .octave-view/y1 POK2
.octave-view/x1 PEK2 #0050 ++ .octave-view/x2 POK2
.octave-view/y1 PEK2 #0018 ++ .octave-view/y2 POK2
( place adsr )
.center/x PEK2 #0020 -- .adsr-view/x1 POK2
.center/y PEK2 #0008 ++ .adsr-view/y1 POK2
.adsr-view/x1 PEK2 #00a0 ++ .adsr-view/x2 POK2
.adsr-view/y1 PEK2 #0018 ++ .adsr-view/y2 POK2
( place waveform )
.center/x PEK2 #0080 -- .wave-view/x1 POK2
.center/y PEK2 #0020 -- .wave-view/y1 POK2
.wave-view/x1 PEK2 #0100 ++ .wave-view/x2 POK2
.wave-view/y1 PEK2 #0020 ++ .wave-view/y2 POK2
( default settings )
#ff .last-note POK
#041c .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 -- .Screen/y DEO2
#00 #10
&loop
.adsr-view/x2 PEK2 #003a -- .Screen/x DEO2
OVR #10 SWP - .Audio0/output DEI #0f AND < .Screen/color DEO
.adsr-view/x2 PEK2 #003a -- #0002 ++ .Screen/x DEO2
OVR #10 SWP - .Audio0/output DEI #04 SFT < .Screen/color DEO
.Screen/y DEI2 #0002 ++ .Screen/y DEO2
( incr ) SWP #01 + SWP
DUP2 < ,&loop JNZ
POP2
BRK
@on-midi ( -> )
.Midi/note DEI #00 ! #01 JNZ [ BRK ]
.Midi/note DEI .Audio0/pitch .Midi/channel DEI #04 MOD #10 * + DEO
BRK
@on-mouse ( -> )
;draw-cursor JSR2
.Mouse/state DEI #00 ! #01 JNZ [ BRK ]
( wave-view )
.Mouse/x DEI2 DUP2 .wave-view/x1 PEK2 >> ROT ROT .wave-view/x2 PEK2 #0001 ++ << #0101 ==
.Mouse/y DEI2 DUP2 .wave-view/y1 PEK2 >> ROT ROT .wave-view/y2 PEK2 << #0101 ==
#0101 == ;on-touch-wave-view JNZ2
( adsr-view )
.Mouse/x DEI2 DUP2 .adsr-view/x1 PEK2 >> ROT ROT .adsr-view/x2 PEK2 << #0101 ==
.Mouse/y DEI2 DUP2 .adsr-view/y1 PEK2 >> ROT ROT .adsr-view/y2 PEK2 << #0101 ==
#0101 == ;on-touch-adsr-view JNZ2
( octave-view )
.Mouse/x DEI2 DUP2 .octave-view/x1 PEK2 >> ROT ROT .octave-view/x2 PEK2 << #0101 ==
.Mouse/y DEI2 DUP2 .octave-view/y1 PEK2 >> ROT ROT .octave-view/y2 PEK2 << #0101 ==
#0101 == ;on-touch-octave-view JNZ2
BRK
@on-touch-wave-view ( -> )
.Mouse/x DEI2 .wave-view/x1 PEK2 -- .Audio0/length DEO2
;draw-wave JSR2
;draw-cursor JSR2
BRK
@on-touch-octave-view ( -> )
.Mouse/x DEI2 .octave-view/x1 PEK2 -- #0008 // SWP POP #09 ! ,&no-mod JNZ
.Mouse/y DEI2 .octave-view/y1 PEK2 -- #0008 // SWP POP
DUP #00 ! ,&no-incr JNZ
.octave PEK #01 + .octave POK &no-incr
DUP #02 ! ,&no-decr JNZ
.octave PEK #01 - .octave POK &no-decr
POP
( release ) #00 .Mouse/state DEO
;draw-octave JSR2
BRK
&no-mod
.Mouse/x DEI2 .octave-view/x1 PEK2 -- #0008 // SWP POP #06 > ,&no-key JNZ
.Mouse/x DEI2 .octave-view/x1 PEK2 -- #0008 // DUP2 SWP POP .last-note POK ;notes ++ 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 -- #0008 // SWP POP #03 /
DUP #00 ! ,&no-a JNZ
.Audio0/adsr DEI
#10 .Mouse/state DEI #10 = #e0 * + +
.Audio0/adsr DEO &no-a
DUP #01 ! ,&no-d JNZ
.Audio0/adsr DEI
DUP #f0 AND STH #01 .Mouse/state DEI #10 = #0e * + + #0f AND STHr +
.Audio0/adsr DEO &no-d
DUP #02 ! ,&no-s JNZ
.Audio0/adsr #01 + DEI
#10 .Mouse/state DEI #10 = #e0 * + +
.Audio0/adsr #01 + DEO &no-s
DUP #03 ! ,&no-r JNZ
.Audio0/adsr #01 + DEI
DUP #f0 AND STH #01 .Mouse/state DEI #10 = #0e * + + #0f AND STHr +
.Audio0/adsr #01 + DEO &no-r
DUP #05 ! ,&no-left JNZ
.Audio0/volume DEI
#10 .Mouse/state DEI #10 = #e0 * + +
.Audio0/volume DEO &no-left
DUP #06 ! ,&no-right JNZ
.Audio0/volume DEI
DUP #f0 AND STH #01 .Mouse/state DEI #10 = #0e * + + #0f AND STHr +
.Audio0/volume DEO &no-right
POP
( release ) #00 .Mouse/state DEO
;draw-adsr JSR2
;draw-cursor JSR2
BRK
@on-control ( -> )
( clear last cursor )
#fff8 .Screen/addr DEO2
.pointer/x PEK2 .Screen/x DEO2
.pointer/y PEK2 .Screen/y DEO2
#30 .Screen/color DEO
.Controller/key DEI
DUP #61 ! ,&no-c JNZ
#00 .last-note POK ;notes LDA ;play JSR2 &no-c
DUP #73 ! ,&no-d JNZ
#01 .last-note POK ;notes #0001 ++ LDA ;play JSR2 &no-d
DUP #64 ! ,&no-e JNZ
#02 .last-note POK ;notes #0002 ++ LDA ;play JSR2 &no-e
DUP #66 ! ,&no-f JNZ
#03 .last-note POK ;notes #0003 ++ LDA ;play JSR2 &no-f
DUP #67 ! ,&no-g JNZ
#04 .last-note POK ;notes #0004 ++ LDA ;play JSR2 &no-g
DUP #68 ! ,&no-a JNZ
#05 .last-note POK ;notes #0005 ++ LDA ;play JSR2 &no-a
DUP #6a ! ,&no-b JNZ
#06 .last-note POK ;notes #0006 ++ LDA ;play JSR2 &no-b
DUP #6b ! ,&no-c2 JNZ
#07 .last-note POK ;notes #0007 ++ LDA ;play JSR2 &no-c2
POP
.Controller/button DEI #f0 AND
DUP #04 SFT #01 AND #01 ! ,&no-up JNZ
( move ) .Audio0/addr DEI2 #0001 -- .Audio0/addr DEO2 &no-up
DUP #05 SFT #01 AND #01 ! ,&no-down JNZ
( move ) .Audio0/addr DEI2 #0001 ++ .Audio0/addr DEO2 &no-down
DUP #06 SFT #01 AND #01 ! ,&no-left JNZ
( move ) .Audio0/addr DEI2 #0010 -- .Audio0/addr DEO2 &no-left
DUP #07 SFT #01 AND #01 ! ,&no-right JNZ
( move ) .Audio0/addr DEI2 #0010 ++ .Audio0/addr DEO2 &no-right
POP
;draw-octave JSR2
;draw-wave JSR2
BRK
@play ( pitch -- )
DUP .octave PEK #0c * + .Audio0/pitch DEO
RTN
@draw-cursor ( -- )
( clear last cursor )
#fff8 .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 ! ] + .Screen/color DEO
RTN
@draw-octave ( -- )
.octave-view/x1 PEK2 .octave-view/y1 PEK2
OVR2 OVR2 ;keys-left-icns #21 .last-note PEK #00 = + ;draw-key JSR2
OVR2 #0008 ++ OVR2 ;keys-middle-icns #21 .last-note PEK #01 = + ;draw-key JSR2
OVR2 #0010 ++ OVR2 ;keys-right-icns #21 .last-note PEK #02 = + ;draw-key JSR2
OVR2 #0018 ++ OVR2 ;keys-left-icns #21 .last-note PEK #03 = + ;draw-key JSR2
OVR2 #0020 ++ OVR2 ;keys-middle-icns #21 .last-note PEK #04 = + ;draw-key JSR2
OVR2 #0028 ++ OVR2 ;keys-middle-icns #21 .last-note PEK #05 = + ;draw-key JSR2
SWP2 #0030 ++ SWP2 ;keys-right-icns #21 .last-note PEK #06 = + ;draw-key JSR2
.octave-view/x1 PEK2 #0048 ++ .Screen/x DEO2
;arrow-icns .Screen/addr DEO2
.octave-view/y1 PEK2 .Screen/y DEO2
#21 .Screen/color DEO
;arrow-icns #0008 ++ .Screen/addr DEO2
.octave-view/y1 PEK2 #0010 ++ .Screen/y DEO2
#21 .Screen/color DEO
;font-hex .octave PEK #03 + #00 SWP #0008 ** ++ .Screen/addr DEO2
.octave-view/y1 PEK2 #0008 ++ .Screen/y DEO2
#23 .Screen/color DEO
RTN
@draw-key ( x* y* addr* color -- )
STH
.Screen/addr DEO2
SWP2 .Screen/x DEO2
DUP2 #0018 ++
&loop
( move ) OVR2 .Screen/y DEO2
( draw ) DUPr STHr .Screen/color DEO
( incr ) .Screen/addr DEI2 #0008 ++ .Screen/addr DEO2
( incr ) SWP2 #0008 ++ SWP2
OVR2 OVR2 << ,&loop JNZ
POP2 POP2
POPr
RTN
@draw-adsr ( -- )
( adsr )
.adsr-view/x1 PEK2 .adsr-view/y1 PEK2
.Audio0/adsr DEI #04 SFT
;draw-knob JSR2
.adsr-view/x1 PEK2 #0018 ++ .adsr-view/y1 PEK2
.Audio0/adsr DEI #0f AND
;draw-knob JSR2
.adsr-view/x1 PEK2 #0030 ++ .adsr-view/y1 PEK2
.Audio0/adsr #01 + DEI #04 SFT
;draw-knob JSR2
.adsr-view/x1 PEK2 #0048 ++ .adsr-view/y1 PEK2
.Audio0/adsr #01 + DEI #0f AND
;draw-knob JSR2
( volume )
.adsr-view/x2 PEK2 #0028 -- .adsr-view/y1 PEK2
.Audio0/volume DEI #04 SFT
;draw-knob JSR2
.adsr-view/x2 PEK2 #0010 -- .adsr-view/y1 PEK2
.Audio0/volume DEI #0f AND
;draw-knob JSR2
RTN
@draw-wave ( -- )
( clear )
.wave-view/x1 PEK2
.wave-view/y1 PEK2
.wave-view/x2 PEK2 #0001 ++
.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 ++ .Screen/y DEO2
#03 .Screen/color DEO
&no-dot
OVR TOS .Audio0/addr DEI2 ++ LDA
#02 /
TOS #0004 // .wave-view/y1 PEK2 ++ .Screen/y DEO2
.Screen/x DEI2 #0001 ++ .Screen/x DEO2
( draw ) OVR .Audio0/length DEI2 SWP POP > #02 * #01 + .Screen/color DEO
( incr ) SWP #01 + SWP
DUP2 < ,&loop JNZ
POP2
( range )
.wave-view/x1 PEK2 .Screen/x DEO2
.wave-view/y1 PEK2 #0010 -- .Screen/y DEO2
.Audio0/addr DEI2 #22 ;draw-short JSR2
.wave-view/x2 PEK2 #0020 -- .Screen/x DEO2
.Audio0/length DEI2 #22 ;draw-short JSR2
RTN
@draw-wave-length ( color -- )
STH
.wave-view/x1 PEK2 .Audio0/length DEI2 ++ .Screen/x DEO2
.wave-view/y1 PEK2 DUP2 #0020 ++
&loop
OVR2 .Screen/y DEO2
( draw ) DUPr STHr .Screen/color DEO
( incr ) SWP2 #0001 ++ SWP2
OVR2 OVR2 << ,&loop JNZ
POP2 POP2
POPr
RTN
@draw-knob ( x* y* value -- )
( load ) STH .Screen/y DEO2 .Screen/x DEO2
;knob-icns .Screen/addr DEO2
( draw ) #21 .Screen/color DEO
.Screen/x DEI2 #0008 ++ .Screen/x DEO2
;knob-icns #0008 ++ .Screen/addr DEO2
( draw ) #21 .Screen/color DEO
.Screen/y DEI2 #0008 ++ .Screen/y DEO2
;knob-icns #0018 ++ .Screen/addr DEO2
( draw ) #21 .Screen/color DEO
.Screen/x DEI2 #0008 -- .Screen/x DEO2
;knob-icns #0010 ++ .Screen/addr DEO2
( draw ) #21 .Screen/color DEO
.Screen/x DEI2 #0004 ++ .Screen/x DEO2
.Screen/y DEI2 #0008 ++ .Screen/y DEO2
;font-hex #00 DUPr STHr #08 * ++ .Screen/addr DEO2
( draw ) #21 .Screen/color DEO
.Screen/x DEI2 #0004 -- #00 #00 DUPr STHr ;knob-offsetx ++ LDA ++ .Screen/x DEO2
.Screen/y DEI2 #0010 -- #00 #00 STHr ;knob-offsety ++ LDA ++ .Screen/y DEO2
;knob-icns #0020 ++ .Screen/addr DEO2
( draw ) #25 .Screen/color DEO
RTN
@draw-short ( short* color -- )
STH SWP
DUP #04 SFT TOS #0008 ** ;font-hex ++ .Screen/addr DEO2
( draw ) DUPr STHr .Screen/color DEO
#0f AND TOS #0008 ** ;font-hex ++ .Screen/addr DEO2
.Screen/x DEI2 #0008 ++ .Screen/x DEO2
( draw ) DUPr STHr .Screen/color DEO
DUP #04 SFT TOS #0008 ** ;font-hex ++ .Screen/addr DEO2
.Screen/x DEI2 #0008 ++ .Screen/x DEO2
( draw ) DUPr STHr .Screen/color DEO
#0f AND TOS #0008 ** ;font-hex ++ .Screen/addr DEO2
.Screen/x DEI2 #0008 ++ .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 #0001 ++ SWP2
OVR2 OVR2 LTS2 ,&hor JNZ
POP2 POP2 STH2r STH2r
( incr ) SWP2 #0001 ++ SWP2
OVR2 OVR2 LTS2 ,&ver JNZ
POP2 POP2 POP2 POP2
RTN
@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 ]
@piano-path "projects/sounds/piano.pcm $1
@violin-path "projects/sounds/violin.pcm $1
@sin-path "projects/sounds/sin.pcm $1
@tri-path "projects/sounds/tri.pcm $1
@sqr-path "projects/sounds/sqr.pcm $1
@saw-path "projects/sounds/saw.pcm $1
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