91 lines
No EOL
1.8 KiB
HTML
91 lines
No EOL
1.8 KiB
HTML
<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 nupa's theme
|
|
; @authors nycki bsp
|
|
; single channel version
|
|
1[@0000]
|
|
|
|
2[
|
|
0[c-c+]1 1
|
|
0[e-c+]1 0[g-c+]1
|
|
0[c-b!+]1 1
|
|
0[e-b!+]1 0[g-b!+]1
|
|
0[d-a+]1 0[c-a+]1
|
|
]
|
|
|
|
2
|
|
0[d-a+]1 0[c-a+]1
|
|
0[d#-a!+]1 0[d-a!+]1
|
|
1 1
|
|
|
|
2
|
|
0[d#-a!+]1 0[d-g+]1
|
|
0[c--c++]1 1
|
|
1 1
|
|
</TEXTAREA><P>
|
|
<BUTTON onclick="
|
|
H.A=A=new AudioContext;
|
|
W=Date.now();
|
|
F=(
|
|
M='',
|
|
T=0,
|
|
L,
|
|
N,
|
|
I=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,
|
|
Q>7?
|
|
// DECREMENT Q, and then...
|
|
(Q-=9)?
|
|
// triplet or dotted rhythm, C is 3 or .
|
|
Q>9?L/=+C||2/3:
|
|
Q>7?
|
|
// extended command. read two digits, then...
|
|
(D=D+M[++I,I++]|0)?
|
|
// set bpm (U)
|
|
Q>8?U=D+M[I++]:
|
|
// set volume (V)
|
|
G=new GainNode(A,{gain:2**(D/5-11)}):
|
|
0:
|
|
// else, set length to...
|
|
L=
|
|
// fixed length (JTSIQHW)
|
|
~Q?1<<Q:
|
|
// reset L=N=4
|
|
(K=0,N=4):
|
|
// save sample ($x.../)
|
|
F[D]=M.slice(++I,S(1)):
|
|
~Q?(
|
|
// play note or rest
|
|
O=new OscillatorNode(A,{
|
|
type: 'square',
|
|
// !: are flat, #* are sharp
|
|
detune:100*(Q*2-(Q>3)-J('!:')+J('#*')-N-7)
|
|
}),
|
|
Q&&O.connect(G),
|
|
G.connect(A.destination),
|
|
O.start(T),
|
|
O.stop(T+=L/U*15/8)
|
|
):
|
|
// any unused letter or number
|
|
C-3|C>'@'?setTimeout(
|
|
// play a sample in parallel
|
|
_=>F(D,T,L,N),
|
|
// ...but don't read infinitely far ahead
|
|
1e3*T-Date.now()+W-5e3,
|
|
D=F[C]
|
|
):
|
|
// change octave, or noop
|
|
N-=C+12|0
|
|
)Q='XCDEFGABR$JTSIQHWVU3.'.indexOf(C)},
|
|
F('RU137V40'+H.value.toUpperCase())
|
|
">#play</BUTTON> <BUTTON onclick=H.A.close()>#stop
|
|
|
|
<!-- snip -->
|
|
</BUTTON></P>
|
|
<img src="qrplay-v3d-nupas-theme.png">
|
|
</center> |