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@@ -0,0 +1,499 @@
+desc:O_HTNYS_YLOP_ONOM_ELPMIS_O_SIMPLE_MONO_POLY_SYNTH_O
+//tags: generator synthesis
+//author: Tale
+
+// Copyright (C) 2012-2017 Theo Niessink
+// License: LGPL - http://www.gnu.org/licenses/lgpl.html
+
+slider1:-9.5424250943932487459005580651023061840025772838139172965973128061<-120.0,24.0,.0000001>Volume (dB)
+slider2:0<-1200.0,1200.0,1.0>Tuning (cent)
+slider3:0<0,1>-Unused
+slider4:115.78329573381897224814693702618792906596623994250878031835253772<0,5000,1>Attack (ms)
+slider5:84406.25<1,15000,1>Decay (ms)
+slider6:0.0<-120.0,24.0,1.0>Sustain (dB)
+slider7:115.78329573381897224814693702618792906596623994250878031835253772<0,5000,1>Release (ms)
+slider8:0<0,1>-Unused
+slider9:0<0,15,1{Sine,HW Rect Sine,FW Rect Sine,Triangle,Trapezoid,Square,Pulse PW,Saw,Mod Triangle PW,Tri Pulse,Hammond,Staircase,Mod Square PW,Trapezoid PW,Tri Pulse PW,O_ALOBARAP_O_PARABOLA_O}>Wave
+slider10:0.5<0.0,1.0,0.01>Pulse Width
+slider11:0<0,1>-Unused
+slider12:200.0<0.0,1200.0,1.0>Pitch Wheel (cent)
+slider13:0<0,1>-Unused
+slider14:-36.0<-36.0,0.0,1.0>White Noise (dB)
+slider15:0<0,1>-Unused
+slider16:1.0<0.0,1.0,0.01>Low-Pass Filter
+slider17:0<0,15000,1>Filter Decay (ms)
+slider18:1.0<0.01,4.0,0.01>Filter Q
+slider19:0<0,1>-Unused
+slider20:0<-100,100,1>Pan (%)
+slider21:0<0,1>-Unused
+slider22:0<0,16,1{Any,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16}>MIDI Ch
+slider23:1<0,2,1{Legacy,Poly,Mono}>Mode
+slider24:100<0,100,1>Velocity (%)
+slider25:0<0,1>-Unused
+slider26:0.0118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118474639022584228063680118
+
+
+<0.01,12.0,0.001>LFO Rate (Hz)
+slider27:0<0,100,1>LFO Depth (%)
+
+out_pin:Left
+out_pin:Right
+
+import midi_queue.jsfx-inc
+import adsr.jsfx-inc
+import rc_filter.jsfx-inc
+import zdf_filter.jsfx-inc
+import sine.jsfx-inc
+import poly_blep.jsfx-inc
+import noise.jsfx-inc
+import Tale/fft_synth.jsfx-inc
+import Tale/fourier_series.jsfx-inc
+import Tale/wavetable.jsfx-inc
+
+@init
+
+osc_buf = 0; max_poly = 16; osc_size = 13;
+note_buf = osc_buf + max_poly * osc_size;
+hold_buf = note_buf + 128;
+midiq.midiq_init(hold_buf + 128);
+
+pitch = 1;
+
+noise_gain = sqrt(srate / 48000);
+
+lpf.m = 50;
+lpf.ln = log(lpf.m);
+
+function int(x) ( x|0 );
+function gain(db, inf) ( db <= inf ? 0 : 10^(0.05 * db) );
+function mix(a, b, mix) ( (1.0 - mix) * a + mix * b );
+function cache(x) ( x != this ? ( this = x; 1; ); );
+
+smooth.rc_set(0.0033);
+function smooth() ( smooth.lp = this.smooth; this.smooth = smooth.rc_lp(this); );
+
+min_inf = -384.0;
+gain0.smooth = gain1.smooth = gain(slider1, min_inf);
+
+function set_tg(note)
+  // global(tg*)
+(
+  tg.poly_setf(440 * 2^((note - 69) / 12));
+);
+
+function tg_wave(wave)
+  // global(tg*)
+(
+  wave == 7  ? tg.poly_saw() :
+  wave == 6  ? tg.poly_rect() :
+  wave == 5  ? tg.poly_sqr() :
+  wave == 4  ||
+  wave == 13 ? tg.poly_trap2() :
+  wave == 3  ? tg.poly_tri() :
+  wave == 2  ? tg.poly_full() :
+  wave == 1  ? tg.poly_half() :
+  wave == 0  ? tg.poly_sin() :
+  wave == 8  ? tg.poly_tri2() :
+  wave == 9  ||
+  wave == 14 ? tg.poly_trip() :
+  wave == 10 ? tg.poly_ham() :
+  wave == 11 ? tg.poly_stairs() :
+  wave == 12 ? tg.poly_sqr2() :
+  wave == 15 ? tg.poly_para()
+);
+
+function adsr_sets(g)
+  instance(state)
+(
+  state == 4 ? state = 2;
+  this.adsr_sets(g);
+);
+
+function load_adsr(p)
+  // global(adsr*)
+(
+  adsr.state = p[3];
+  adsr.env = p[4];
+  adsr.scale = p[5];
+  adsr.s = p[6];
+);
+
+function store_adsr(p)
+  // global(adsr*)
+(
+  p[3] = adsr.state;
+  p[4] = adsr.env;
+  p[5] = adsr.scale;
+  p[6] = adsr.s;
+);
+
+function load_lpf(p)
+  // global(lpf*)
+(
+  lpf.env.lp = p[7];
+  lpf.freq.smooth = p[8];
+  lpf.zdf.g = p[9];
+  lpf.zdf.h = p[10];
+  lpf.zdf.s1 = p[11];
+  lpf.zdf.s2 = p[12];
+);
+
+function store_lpf(p)
+  // global(lpf*)
+(
+  p[7] = lpf.env.lp;
+  p[8] = lpf.freq.smooth;
+  p[9] = lpf.zdf.g;
+  p[10] = lpf.zdf.h;
+  p[11] = lpf.zdf.s1;
+  p[12] = lpf.zdf.s2;
+);
+
+function lpf_freq(dt)
+  // global(lpf*, srate)
+(
+  (lpf.env.a < 1 ? lpf.env.rc_lp(lpf.n) : lpf.n) * dt * srate;
+);
+
+function reset_lpf(dt)
+  // global(lpf*)
+(
+  lpf.env.lp = 0;
+  lpf.zdf.zdf_reset();
+  lpf.freq.smooth = lpf_freq(dt);
+  lpf.zdf.zdf_lp(lpf.freq.smooth, lpf.q);
+);
+
+function set_buf(buf, num, size)
+  // global(p, end)
+(
+  p = buf;
+  end = p + num * size;
+);
+
+function remove_buf(size)
+  // global(p, end)
+(
+  end -= size;
+  p < end ? memcpy(p, p + size, end - p);
+);
+
+function find_note(note, buf, num, size)
+  // global(p, end)
+(
+  set_buf(buf, num, size);
+  while(p < end && p[] != note ? p += size);
+);
+
+function note_on(note, vel)
+  // global(p, end, note_buf, num_notes, hold_buf, num_hold, osc_buf, num_osc, osc_size, num_poly, tuning, tg*, adsr*, lpf*)
+(
+  find_note(note, note_buf, num_notes, 1);
+  p >= end ? (
+    p[] = note;
+    num_notes += 1;
+  );
+
+  find_note(note, hold_buf, num_hold, 1);
+  p < end ? (
+    remove_buf(1);
+    num_hold -= 1;
+  );
+
+  find_note(note, osc_buf, num_osc, osc_size);
+  p >= end ? (
+    set_tg(note);
+
+    num_osc >= num_poly ? (
+      p = osc_buf;
+      num_poly > 1 ? (
+        // Set oscillator/ADSR state to first played note (to mimic old
+        // mono_synth global state behavior).
+        tg.t = p[1];
+        load_adsr(p);
+        load_lpf(p);
+      );
+
+      remove_buf(osc_size);
+      p = end;
+      num_osc -= 1;
+    ) : (
+      // Don't reset oscillator on first note (old mono_synth behavior).
+      num_osc > 0 ? tg.t = 0;
+      adsr.adsr_reset();
+      reset_lpf(tuning * tg.dt);
+    );
+
+    num_osc += 1;
+    p[0] = note;
+    p[1] = tg.t;
+    p[2] = tg.dt;
+  ) : num_poly > 1 ? (
+    load_adsr(p);
+    load_lpf(p);
+  );
+
+  adsr.adsr_a(vel);
+  lpf.env.lp = lpf.m;
+
+  store_adsr(p);
+  store_lpf(p);
+);
+
+function note_off(note)
+  // global(p, end, note_buf, num_notes, osc_buf, num_osc, osc_size, num_poly, note_prio, tg*, adsr*)
+(
+  find_note(note, note_buf, num_notes, 1);
+  p < end ? (
+    remove_buf(1);
+    num_notes -= 1;
+  );
+
+  find_note(note, osc_buf, num_osc, osc_size);
+  p < end ? (
+    // Mono, last-note priority
+    num_poly == 1 && num_notes > 0 && note_prio ? (
+      note = note_buf[num_notes - 1];
+      set_tg(note);
+      p[0] = note;
+      p[1] = tg.t;
+      p[2] = tg.dt;
+    ) : (
+      // Release
+      num_poly > 1 ? load_adsr(p);
+      adsr.adsr_r();
+      store_adsr(p);
+    );
+  );
+);
+
+function hold_note(note)
+  // global(p, end, hold_buf, num_hold)
+(
+  find_note(note, hold_buf, num_hold, 1);
+  p >= end ? (
+    p[] = note;
+    num_hold += 1;
+  );
+);
+
+function release_notes()
+  // global(hold_buf, num_hold)
+  local(p)
+(
+  p = hold_buf;
+  loop(num_hold,
+    note_off(p[]);
+    p += 1;
+  );
+  num_hold = 0;
+);
+
+function all_notes_off()
+  // global(num_notes, num_hold, num_osc)
+(
+  num_notes = num_hold = num_osc = 0;
+);
+
+function pitch_bend(pitch_wheel)
+  // global(pitch, pitch_range)
+(
+  pitch = pitch_range < 0.00001 ? 1 : 2^(pitch_wheel * pitch_range);
+);
+
+@slider
+
+function adr(ms, lo, hi) ( max(lo, min(hi, ms)) * 0.001 );
+
+function pan(gain, pos)
+  // global(gain0, gain1)
+(
+  // REAPER default 0 dB pan law (thanks Justin!)
+  // http://www.askjf.com/index.php?q=2342s
+
+  pos *= 0.25*$pi;
+  gain *= sqrt(2) * (1 - sqrt(0.5) * (1 / cos(pos) - 1));
+
+  pos += 0.25*$pi;
+  gain0 = cos(pos) * gain;
+  gain1 = sin(pos) * gain;
+);
+
+pan(gain(slider1, min_inf), max(-100, min(100, slider20)) * 0.01);
+
+adsr.adsr_seta(adr(slider4, 0, 5000));
+adsr.adsr_setd(adr(slider5, 1, 15000));
+adsr.adsr_sets(gain(slider6, min_inf));
+adsr.adsr_setr(adr(slider7, 0, 5000));
+
+tuning = 2^(slider2 / 1200);
+wave = int(slider9);
+
+// Limit pulse width for pulse, triangular pulse, modified square.
+min_pw = wave == 6 || wave == 14 ? 0.10 : wave == 8 ? 0.01 : wave == 12 ? 0.20 : 0.0;
+max_pw = wave == 6 ? 0.90 : wave == 8 ? 0.99 : 1.0;
+pw = wave == 4 || wave == 9 ? 0.5 : max(min_pw, min(max_pw, slider10));
+
+noise_mix = gain(slider14, -36.0);
+
+lpf.n = slider16 >= 1.0 ? lpf.m : exp(max(0.0, slider16) * lpf.ln);
+slider17 < 1 ? lpf.env.a = 1 : lpf.env.rc_sett(0.001 * min(15000, slider17));
+lpf.q = max(0.01, min(4.0, slider18));
+
+pitch_range = max(0.0, slider12) / 1200;
+midi_ch.cache(max(0, min(16, int(slider22))) - 1) ? all_notes_off();
+num_poly.cache(slider23 < 0.5 || slider23 >= 1.5 ? 1 : max_poly) ? all_notes_off();
+note_prio.cache(slider23 >= 0.5) ? all_notes_off();
+vel_range = max(0, min(100, slider24)) * 0.01;
+
+lfo_range = max(0, min(100, slider27)) * 0.01;
+lfo_range <= 0 ? (
+  lfo_mod = 0;
+) : wave == 6 || wave == 8 || wave >= 12 ? (
+  lfo_mod = 1;
+  lfo_range *= 0.5 * (max_pw - min_pw);
+  pw = max(min_pw + lfo_range, min(max_pw - lfo_range, pw));
+) : (
+  lfo_mod = 2;
+  lfo_range *= 0.5/12;
+);
+lfo_mod != 1 ? tg.poly_setpw(pw);
+lfo_mod ? lfo.sin_setf(max(0.01, slider26));
+
+@block
+
+midiq.midiq_collect(midi_ch, 3|8|64);
+
+@sample
+
+while(midiq.midiq_remove() ? (
+  midiq.msg1 &= 0xF0;
+
+  // Note On
+  midiq.msg1 == 0x90 && midiq.msg3 ? (
+    note_on(midiq.msg2, (1.0 - vel_range) + vel_range * midiq.msg3 / 127);
+  ) :
+
+  // Note Off
+  midiq.msg1 == 0x80 || midiq.msg1 == 0x90 ? (
+    hold_pedal ? hold_note(midiq.msg2) : note_off(midiq.msg2);
+  ) :
+
+  // Pitch Wheel
+  midiq.msg1 == 0xE0 ? (
+    pitch_bend(((midiq.msg3 << 7 | midiq.msg2) - 8192) / (midiq.msg3 < 64 ? 8192 : 8191));
+  ) :
+
+  // Control Change
+  midiq.msg1 == 0xB0 ? (
+
+    // Damper Pedal (Sustain)
+    midiq.msg2 == 64 ? (
+      hold_pedal = midiq.msg3 >= 64;
+      !hold_pedal ? release_notes();
+    ) :
+
+    // All Notes Off
+    midiq.msg2 == 123 ? (
+      all_notes_off();
+    );
+  );
+
+  1; // while midiq.midiq_remove()
+));
+
+function sample_tg(t, dt)
+  // global(adsr*, freq_mod, tg*, wave, white_noise, noise_mix)
+  local(ph, out)
+(
+  adsr.state ? (
+    noise_mix < 1.0 ? (
+      // Correct full-wave rectified sine/triangular pulse phase.
+      ph = wave == 2 ? 0.25 : wave == 14 ? 0.75 + 0.5 * tg.pw;
+      ph > 0 ? tg.poly_sync(t - ph) : tg.t = t;
+
+      tg.poly_setdt(freq_mod * dt);
+      tg.poly_resetf();
+      out = adsr.env * mix(tg_wave(wave), white_noise, noise_mix);
+
+      ph > 0 ? tg.poly_sync(tg.t + ph);
+      out;
+    ) : (
+      adsr.env * white_noise;
+    );    
+  );
+  // 0.0 otherwise
+);
+
+function apply_lpf(in, dt)
+  // global(lpf*, tuning)
+  local(out)
+(
+  lpf.freq = lpf_freq(tuning * dt);
+  lpf.freq.smooth();
+
+  // Recalculate LPF coefficients only every 16 samples.
+  lpf.skip <= 0 && lpf.freq.smooth != lpf.zdf.freq ? (
+    lpf.zdf.freq = lpf.freq.smooth;
+    lpf.zdf.zdf_lp(lpf.zdf.freq, lpf.q);
+  );
+
+  out = lpf.zdf.zdf_svf_lp(in);
+  lpf.n < lpf.m ? out : in;
+);
+
+function adsr_lpf_off()
+  // global(adsr*, lpf.zdf*)
+(
+  !adsr.state && lpf.zdf.s1 == 0 && lpf.zdf.s2 == 0;
+);
+
+freq_mod = pitch * tuning;
+lfo_mod ? lfo_mod == 1 ? tg.poly_setpw(pw + lfo_range * lfo.sin_sin()) : freq_mod *= 2^(lfo.sin_sin() * lfo_range);
+
+white_noise = noise_mix > 0.0 ? noise_gain * noise.lcg_white();
+out = 0.0;
+
+// Optimize for mono i.e. don't load/store oscillator/ADSR/filter state.
+num_poly == 1 ? (
+  num_osc ? (
+    adsr.adsr_process();
+    out = apply_lpf(sample_tg(tg.t, osc_buf[2]), osc_buf[2]);
+    adsr_lpf_off() ? num_osc = 0;
+  );
+) :
+
+/* num_poly > 1 ? */ (
+  sus = adsr.s;
+
+  set_buf(osc_buf, num_osc, osc_size);
+  while(p < end ? (
+
+    // Functions indexing memory seems to be slow, so manually inline them.
+    /* load_adsr(p); */ adsr.state = p[3]; adsr.env = p[4]; adsr.scale = p[5]; adsr.s = p[6];
+    adsr.s != sus ? adsr.adsr_sets(sus);
+    adsr.adsr_process();
+    /* store_adsr(p); */ p[3] = adsr.state; p[4] = adsr.env; p[5] = adsr.scale; p[6] = adsr.s;
+
+    s = sample_tg(p[1], p[2]);
+    p[1] = tg.t;
+
+    /* load_lpf(p); */ lpf.env.lp = p[7]; lpf.freq.smooth = p[8]; lpf.zdf.g = p[9]; lpf.zdf.h = p[10]; lpf.zdf.s1 = p[11]; lpf.zdf.s2 = p[12];
+    s = apply_lpf(s, p[2]);
+    /* store_lpf(p); */ p[7] = lpf.env.lp; p[8] = lpf.freq.smooth; p[9] = lpf.zdf.g; p[10] = lpf.zdf.h; p[11] = lpf.zdf.s1; p[12] = lpf.zdf.s2;
+
+    out += s;
+
+    adsr_lpf_off() ? (
+      remove_buf(osc_size);
+      num_osc -= 1;
+    ) : (
+      p += osc_size;
+    );
+  ));
+);
+
+lpf.skip > 0 ? lpf.skip -= 1 : lpf.skip = 16 - 1;
+
+spl0 += gain0.smooth() * out;
+spl1 += gain1.smooth() * out;