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keys reverb.scd
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(
/// 2ch reverb
// luistert naar bus PrivateBus 0,1,2,3
//Server.default = Server.local;
//s = Server.default;
q = q ? ();
q.verb = q.verb ? ();
q.verb.font = Font( Font.defaultSansFace, 10 );
q.verb.active = 0;
q.verb.n = 2; // number of channels
q.verb.fftsize= 2048;
q.verb.amp = 0.1;
q.verb.preDelay = 0;
q.verb.dur = 1.0;
q.verb.private = false;
q.verb.offset = 22; // eucon slider
(
SynthDef( "ws_verb%".format( q.verb.n ), { |in = 0, amp = 0.33, preDelay = 0, out = 0,
fftsize = 2048, private = 0, gate = 1, hishelf = 0, hishelfFreq = 1200, leak = 0.05|
var bufs = \bufs.ir( 0!q.verb.n );
var input, sig, env;
env = Env([0,1,1,0,0], [0.1,0,0.1, BufDur.ir( bufs[0] ) + preDelay ], \lin, 2 ).kr(2, gate );
input = In.ar( 0 + (FirstPrivateBus.ir * private), bufs.size );
input = input + (input.sum * leak ) * env * amp ;
input = BHiShelf.ar( input, hishelfFreq, 1, hishelf );
input = DelayC.ar(input, 0.25, preDelay );
sig = bufs.collect({ |sp, i|
PartConv.ar(input[i], fftsize, sp, 0.5);
});
Out.ar( 0, sig * 2 );
}).load(s);
);
(
SynthDef( "ws_verb%_sum".format( q.verb.n ), { |in = 0, amp = 0.33, preDelay = 0, out = 0,
fftsize = 2048, private = 0, gate = 1, hishelf = 0, hishelfFreq = 1200|
var bufs = \bufs.ir( 0!q.verb.n );
var input, sig, env;
env = Env([0,1,1,0,0], [0.1,0,0.1, BufDur.ir( bufs[0] ) + preDelay ], \lin, 3 ).kr(2, gate );
input = In.ar( 0 + (FirstPrivateBus.ir * private), bufs.size ).sum;
input = input * env;
input = BHiShelf.ar( input, hishelfFreq, 1, hishelf );
input = DelayC.ar(input, 0.25, preDelay );
sig = bufs.collect({ |sp, i|
PartConv.ar(input, fftsize, sp, 0.5);
});
Out.ar( 0, sig * amp * 2 );
}).load(s);
);
q.verb.danStowel = {|evt|
var ir, f;
//synthesise the honourable 'Dan Stowell' impulse response
ir = ((0..evt.dur*44100).linlin(0,evt.dur*44100,1,0.125).collect{|f| f =
f.squared.squared; f = if(f.coin){0}{f.squared}; f =
if(0.5.coin){0-f}{f} }) * (-27.dbamp);
};
q.verb.prepare = { |evt|
evt.irspectrum.do( _.free );
evt.irspectrum = nil;
{
q.verb.n.do({ |i|
var ir, irbuffer, bufsize;
ir = q.verb.danStowel;
irbuffer = Buffer.loadCollection(s,ir);
s.sync;
bufsize= PartConv.calcBufSize(evt.fftsize,irbuffer);
//q.verb.numpartitions= PartConv.calcNumPartitions(q.verb.fftsize,irbuffer);
evt.irspectrum = evt.irspectrum.add( Buffer.alloc(s,bufsize,1) );
0.1.wait; // make sure it's allocated
evt.irspectrum.last.preparePartConv(irbuffer, evt.fftsize);
s.sync;
irbuffer.free; //don't need time domain data anymore, just needed spectral version
});
"prepare done".postln;
}.fork;
};
q.verb.start = { |evt| // doesn't check if already started !!
evt.active = 1;
evt.sn = Synth( "ws_verb%".format( evt.n ), [
\amp, evt.amp,
\preDelay, evt.preDelay,
\bufs, evt.irspectrum,
\fftsize, evt.fftsize,
\private, evt.private.binaryValue
], addAction: \addAfter );
};
q.verb.end = { |evt|
evt.active = 0;
evt.sn.release; evt.sn = nil;
};
q.verb.cmdPeriod = { |evt| if( evt.active == 1 ) { { evt.start }.defer(0.1); } };
CmdPeriod.add( q.verb );
q.verb.prepare;
// window and views
q.verb.w = Window( "verb", Rect(10, 370, 113, 84)).front;
q.verb.w.addFlowLayout;
q.verb.views = ();
q.verb.w.onClose = { q.verb.sn.free; q.verb.sn = nil; CmdPeriod.remove( q.verb ); };
q.verb.views[ \prepare ] = RoundButton( q.verb.w, 70@16 )
.states_([[ "prepare" ]])
.font_( q.verb.font )
.action_({ q.verb.prepare });
q.verb.views[ \power ] = RoundButton( q.verb.w, 16@16 )
.states_([[ 'power' ], [ 'power', Color.black, Color.green(0.75).alpha_(0.75) ]])
.action_({ |bt|
switch( bt.value,
1, { q.verb.start; },
0, { q.verb.end; })
});
q.verb.views[ \amp ] = SmoothSlider( q.verb.w, 94@16 ).value_( q.verb.amp ? 0.33 )
.action_({ |sl|
q.verb.amp = sl.value;
q.verb.sn.set( \amp, q.verb.amp );
});
StaticText( q.verb.w, 50@16 ).string_( "predelay" ).align_( \right ).font_( q.verb.font );
q.verb.views[ \preDelay ] = SmoothNumberBox( q.verb.w, 40@16 ).value_( q.verb.preDelay ? 0)
.clipLo_( 0 ).clipHi_(0.25).step_(0.01).font_( q.verb.font )
.action_({ |sl|
q.verb.preDelay = sl.value;
q.verb.sn.set( \preDelay, q.verb.preDelay );
});
StaticText( q.verb.w, 50@16 ).string_( "dur" ).align_( \right ).font_( q.verb.font );
q.verb.views[ \dur ] = SmoothNumberBox( q.verb.w, 40@16 ).value_( q.verb.dur ? 1.3 )
.clipLo_( 0.1 ).clipHi_(5).scroll_step_(0.1).step_(0.1).font_( q.verb.font )
.action_({ |nb| q.verb.dur = nb.value; });
if( e.notNil )
{
e.coupleSlider( 23, { |sl| q.verb.views.amp.valueAction = sl.value }, "verb" );
e.actions.button.on[23] = { |bt| q.verb.views.power.valueAction = 1 - bt.value.asInt }; e.sliders[23].valueAction =0.3;
e.buttons.on[ 23].valueAction = 1;
};
)