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Replace second front page example #123

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Merged
merged 2 commits into from
Jan 21, 2018
Merged

Replace second front page example #123

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bf09141
Replace second front page example
Jan 21, 2018
96faf5d
Lower volume on example to reduce risk of clipping
Jan 21, 2018
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6 changes: 6 additions & 0 deletions css/main.css
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Original file line number Diff line number Diff line change
Expand Up @@ -153,6 +153,12 @@ code span.comment {
font-style: normal;
}


.main-page-examples code {
max-height: 20em;
overflow: auto;
}

/* responsive */
@media (max-width: 1150px) {
.navbar .container-narrow {
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70 changes: 51 additions & 19 deletions index.md
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Expand Up @@ -26,7 +26,7 @@ group: index
</div>


<div class="row-fluid">
<div class="row-fluid" class="main-page-examples">

<h4>Examples</h4>

Expand All @@ -43,28 +43,60 @@ group: index


{% highlight javascript %}
// Simple synth definition using the Atari2600 UGen:
// 60Hz Gabber Rave 1995
Server.default.boot;

(
SynthDef(\atari2600, {|out= 0, gate= 1, tone0= 5,
tone1= 8, freq0= 10, freq1= 20, amp= 1, pan= 0|
var e, z;
e= EnvGen.kr(Env.asr(0.01, amp, 0.05), gate, doneAction:2);
z= Atari2600.ar(tone0, tone1, freq0, freq1, 15, 15);
Out.ar(out, Pan2.ar(z * e, pan));
}).add
SynthDef(\gabberkick, {
var snd, freq, high, lfo;
freq = \freq.kr(440) * (Env.perc(0.001, 0.08, curve: -1).ar * 48 * \bend.kr(1)).midiratio;
snd = Saw.ar(freq);
snd = (snd * 100).tanh + ((snd.sign - snd) * -8.dbamp);
high = HPF.ar(snd, 300);
lfo = SinOsc.ar(8, [0, 0.5pi]).range(0, 0.01);
high = high.dup(2) + (DelayC.ar(high, 0.01, lfo) * -2.dbamp);
snd = LPF.ar(snd, 100).dup(2) + high;
snd = RLPF.ar(snd, 7000, 2);
snd = BPeakEQ.ar(snd, \ffreq.kr(3000) * XLine.kr(1, 0.8, 0.3), 0.5, 15);
snd = snd * Env.asr(0.001, 1, 0.05).ar(2, \gate.kr(1));
Out.ar(\out.kr(0), snd * \amp.kr(0.1));
}).add;

SynthDef(\hoover, {
var snd, freq, bw, delay, decay;
freq = \freq.kr(440);
freq = freq * Env([-5, 6, 0], [0.1, 1.7], [\lin, -4]).kr.midiratio;
bw = 1.035;
snd = { DelayN.ar(Saw.ar(freq * ExpRand(bw, 1 / bw)) + Saw.ar(freq * 0.5 * ExpRand(bw, 1 / bw)), 0.01, Rand(0, 0.01)) }.dup(20);
snd = (Splay.ar(snd) * 3).atan;
snd = snd * Env.asr(0.01, 1.0, 1.0).kr(0, \gate.kr(1));
snd = FreeVerb2.ar(snd[0], snd[1], 0.3, 0.9);
snd = snd * Env.asr(0, 1.0, 4, 6).kr(2, \gate.kr(1));
Out.ar(\out.kr(0), snd * \amp.kr(0.1));
}).add;
)

// And a pattern to play it:
(
Pbind(
\instrument, \atari2600,
\dur, Pseq([0.25, 0.25, 0.25, 0.45], inf),
\amp, 0.8,
\tone0, Pseq([Pseq([2, 5], 32), Pseq([3, 5], 32)], inf),
\tone1, 14,
\freq0, Pseq([Pbrown(28, 31, 1, 32), Pbrown(23, 26, 3, 32)], inf),
\freq1, Pseq([Pn(10, 16), Pn(11, 16)], inf)
).play
var durations;
durations = [1, 1, 1, 1, 3/4, 1/4, 1/2, 3/4, 1/4, 1/2];
Ppar([
Pbind(*[
instrument: \gabberkick,
amp: -15.dbamp,
freq: 60,
legato: 0.8,
ffreq: Pseq((0..(durations.size * 4 - 1)).normalize, inf).linexp(0, 1, 100, 4000),
dur: Pseq(durations, inf),
bend: Pfuncn({ |x| if(x < (1/2), 0.4, 1) }, inf) <> Pkey(\dur),
]),
Pbind(*[
instrument: \hoover,
amp: -12.dbamp,
midinote: 74,
dur: durations.sum * 2,
sustain: 7,
])
]).play(TempoClock(210 / 60));
)
{% endhighlight %}

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