From 6e2d3a94f5c3863ec0ac8e023115a1c85015de55 Mon Sep 17 00:00:00 2001
From: nycki <nupanick@gmail.com>
Date: Sun, 13 Jul 2025 12:27:42 -0700
Subject: [PATCH] sample

---
 static/qrplay/v3e.html | 108 +++++++++++++++++++++++------------------
 1 file changed, 62 insertions(+), 46 deletions(-)

diff --git a/static/qrplay/v3e.html b/static/qrplay/v3e.html
index 59078fb..a51964d 100644
--- a/static/qrplay/v3e.html
+++ b/static/qrplay/v3e.html
@@ -1,26 +1,60 @@
 <!--
-modified version of SArpnt's player (see /golf3.html)
-compatible with QR alphanumeric mode or with ZZM files
+nycki's modified version of SArpnt's player (see /golf3.html)
+compatible with ZZM files or with a reduced instruction set for QR Alphanumeric efficiency.
 
-reference
-  A: Audio context
-  C: Command Character
-  D: character after C, or other Data
-  F: main Function, also object that holds samples
-  G: Gain node
-  H: textarea Html element
-  I: Index into M
-  J: lookahead (for sharps and flats)
-  L: note Length
-  M: Music text
-  N: semitone Note offset (for octave changes)
-  O: Oscillator node
-  P: current time step
-  Q: numeric command id
-  S: find Sample
-  T: note Time
-  U: bpm
-  W: realtime When the song starts
+commands, case-insensitive
+    ABCDEFG play note
+	* or # sharp
+	: or ! flat
+	X rest
+	P go one note length to the Past
+	JTSIQHW set note length to sixtyfourth, Thirtytwoth, Sixteenth, eIghth, Quarter, Half, Whole. (persistent)
+	. increase note length by 50% (persistent)
+	3 divide note length by 3 (persistent)
+	+ octave up (persistent)
+	- octave down (persistent)
+	R or \n reset note length and octave
+	Vxx set volume
+	Uxxx set bpm
+	$x.../ set sample
+	01245679 play sample
+
+ZZM mode
+	comments begin with ; and metadata begins with $ (inside a comment)
+	for instance:
+	; $SONG TITLE 1 The Forest Chase
+
+QR Alphanumeric Mode
+	0-9A-Z $%*+-./:
+	no lowercase, no newline, limited punctuation.
+	to convert, use R for reset, * for sharp, : for flat, /.../ for comment.
+
+Chords
+    to play multiple notes at once, use P after each note to back up and play another one in parallel. to play multiple channels at once, convert each channel to a sample and use P after playing each sample.
+
+variable reference
+	A: Audio context
+	C: Command Character
+	D: character after C, or other Data
+	F: main Function, also object that holds samples
+	G: Gain node
+	H: textarea Html element
+	I: Index into M
+	J: lookahead (for sharps and flats)
+	L: note Length
+	M: Music text
+	N: semitone Note offset (for octave changes)
+	O: Oscillator node
+	P: current time step
+	Q: numeric command id
+	S: find Sample
+	T: note Time
+	U: bpm
+	W: realtime When the song starts
+-->
+
+<!--
+data:TEXT/HTML,<META%20NAME=VIEWPORT%20CONTENT=initial-scale=1><CENTER><P><A%20HREF=http://nycki.net/qrplay>qrplay%20v3e</A><br>by%20nycki%20and%20SArpnt</P><TEXTAREA%20ID=H%20STYLE=WIDTH:MIN(40EM,99%);HEIGHT:9LH>; $TITLE WiL Best :: Atrocity%0A; $SONG TITLE 1 The Forest Chase%0AS-A+EBAEAGEA+C-BGAE+C-GRS-DA+DEGF*DAGEDF*DCEF*RS-A+EBAEAGEA+C-BGAE+C-GRS-DA+DEGF*DAGEDF*DEGARS--G+G+BAGDBF*BGDF*GAB+CRSCG+CE-G+E-G+CD-G+CC-G+CD-GRS-F+CF+C-AFCFGCFACEFERS-EB+EFG*AB+CD*EFG*AB+FE%0A</TEXTAREA><P><BUTTON%20onclick="H.A?.close();H.A=A=new%20AudioContext;W=Date.now();U=137;F=(M='',T=0,L,N,I=0,K=0,S=D=>D?S(D+(M[++I]==C)-(M[I]=='/')):I)=>{for(;C=M[I++];D=M[I],J=E=>E.indexOf(D)>=0,P=L/U*15/8,Q>25?K=!K:Q>23?(K=Q-24)||(L=N=4):K?0:Q>22?T-=P:Q>20?N-=C+12:Q>7?(Q-=9)?Q>9?L/=+C||2/3:Q>7?(D=D+M[++I,I++]|0)?Q>8?U=D+M[I++]:G=new%20GainNode(A,{gain:2**(D/5-11)}):0:L=~Q?1<<Q:(K=0,N=4):F[D]=M.slice(++I,S(1)):~Q?(O=new%20OscillatorNode(A,{type:%20'square',detune:100*(Q*2-(Q>3)-J('!:')+J('%23*')-N-7)}),Q&&O.connect(G),G.connect(A.destination),O.start(T),O.stop(T+=P)):C>'@'||1+C>1?(E=>setTimeout(_=>F(...E),1e3*E[1]-Date.now()+W-5e3,))([F[C],T+=P,L,N]):0)Q='XCDEFGABR$JTSIQHWVU3.-+P\n;/'.indexOf(C)},F('RV35'+H.value.toUpperCase())">%23play</BUTTON>%20<BUTTON%20onclick=H.A.close()>%23stop
 -->
 
 
@@ -28,25 +62,9 @@ reference
 <META NAME=VIEWPORT CONTENT=initial-scale=1>
 <CENTER>
 <P><A HREF=http://nycki.net/qrplay>qrplay v3e</A><br>by nycki and SArpnt</P>
-<TEXTAREA ID=H STYLE=WIDTH:MIN(40EM,99%);HEIGHT:9LH>: $TITLE WiL Best :: Atrocity
-: $SONG TITLE 1 The Forest Chase
-s-a+ebaeagea+c-bgae+c-g
-s-da+degf#dagedf#dcef#
-s-a+ebaeagea+c-bgae+c-g
-s-da+degf#dagedf#dega
-s--g+g+bagdbf#bgdf#gab+c
-scg+ce-g+e-g+cd-g+cc-g+cd-g
-s-f+cf+c-afcfgcfacefe
-s-eb+efg#ab+cd#efg#ab+fe
-; $SONG ENDS
-s-a+ebaeagea+c-bgae+c-g
-s-da+degf#dagedf#dcef#
-s-a+ebaeagea+c-bgae+c-g
-s-da+degf#dagedf#dega
-s--g+g+bagdbf#bgdf#gab+c
-scg+ce-g+e-g+cd-g+cc-g+cd-g
-s-f+cf+c-afcfgcfacefe
-s-eb+efg#ab+cd#efg#ab+fe
+<TEXTAREA ID=H STYLE=WIDTH:MIN(40EM,99%);HEIGHT:9LH>; $TITLE WiL Best :: Atrocity
+; $SONG TITLE 1 The Forest Chase
+S-A+EBAEAGEA+C-BGAE+C-GRS-DA+DEGF*DAGEDF*DCEF*RS-A+EBAEAGEA+C-BGAE+C-GRS-DA+DEGF*DAGEDF*DEGARS--G+G+BAGDBF*BGDF*GAB+CRSCG+CE-G+E-G+CD-G+CC-G+CD-GRS-F+CF+C-AFCFGCFACEFERS-EB+EFG*AB+CD*EFG*AB+FE
 </TEXTAREA><P>
 <BUTTON onclick="
 H.A?.close();
@@ -66,14 +84,12 @@ F=(
 	D=M[I],
 	J=E=>E.indexOf(D)>=0,
 	P=L/U*15/8,
-	// start of comment
-	Q>24?K=1:
-	// reset
-	Q>23?(L=N=4,K=0):
+	// skip comments and reset on newline
+	Q>25?K=!K:
+	Q>23?(K=Q-24)||(L=N=4):
+	K?0:
 	// backspace
 	Q>22?T-=P:
-	// check comment mode
-	K?0:
 	// change octave
 	Q>20?N-=C+12:
 	Q>7?