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ReEQ.jsfx
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ReEQ.jsfx
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desc: ReEQ - Parametric Graphic Equalizer
tags filters
version: 1.1.3 //<--- Make sure you change VERSION below if this changes!!
author: Justin Johnson
license: MIT
slider1:Stereo_Mode=<0,1,1{Mid/Side,Left/Right}>-Stereo Mode
slider2:Quality=1<0,1,1{Eco,HQ}>-Quality
slider3:Gain=0<-136,30,0.01>-Gain
slider4:MLGain=0<-136,30,0.01>-Mid/Left Gain
slider5:SRGain=0<-136,30,0.01>-Side/Right Gain
slider6:Scale=100<0,200,0.01>-Scale
slider7:Spectrum_Mode=3<0,5,1{Full,Mid,Side,Mid / Side,Left,Right,Left / Right}>-Spectrum
slider8:Display_Mode=0<0,2,1{Fill,Line,None}>-Display
slider9:Ceiling_Value=0<0,2,1{0dB,20dB,40dB}>-Ceiling
slider10:Floor_Value=0<0,2,1{-90dB,-140dB,-200dB}>-Floor
slider11:Tilt_Value=3<0,5,1{0dB/oct,1.5dB/oct,3dB/oct,4.5dB/oct,6dB/oct}>-Tilt
slider12:Type_Value=1<0,3,1{Hamming,Blackman-Harris,Blackman,Rectangular}>-Type
slider13:Block_Value=2<0,3,1{2048,4096,8192,16384}>-Block Size
slider14:Show_Piano=0<0,1,1{Off,On}>-Show Piano
slider15:Show_Peaks=0<0,1,1{Off,On}>-Show Peaks
slider16:Show_PreEQ=0<0,1,1{Off,On}>-Show Pre-EQ
slider17:Db_Range=2<0,4,1{6dB,12dB,18dB,24dB,30dB}>-dB Range
slider18:Node1_Enabled=<0,2,1{Off,Disabled,Enabled}>-Filter1 Mode
slider19:Node1_Group=0<0,2,1{Stereo,Mid,Side,Left,Right}>-Filter1 Group
slider20:Node1_Type=0<0,10,1{Peak,Low Cut,Low Cut (Butterworth),Low Shelf,High Shelf,High Cut,High Cut (Butterworth),Notch,Band Pass,Tilt Shelf,Pultec Low Shelf,All Pass,Low Cut Analog,High Cut Analog}>-Filter1 Type
slider21:Node1_Frequency=50.81<0,100,0.01>-Filter1 Frequency
slider22:Node1_Gain=8.0<-18.0,18.0,0.01>-Filter1 Gain
slider23:Node1_Q=32.647<0,100.0,0.01>-Filter1 Q
slider24:Node1_Slope=0<0,15,1>-Filter1 Slope
slider25:Node2_Enabled=0<0,2,1{Off,Disabled,Enabled}>-Filter2 Mode
slider26:Node2_Group=0<0,2,1{Stereo,Mid,Side,Left,Right}>-Filter2 Group
slider27:Node2_Type=0<0,10,1{Peak,Low Cut,Low Cut (Butterworth),Low Shelf,High Shelf,High Cut,High Cut (Butterworth),Notch,Band Pass,Tilt Shelf,Pultec Low Shelf,All Pass,Low Cut Analog,High Cut Analog}>-Filter2 Type
slider28:Node2_Frequency=30<0,100,0.01>-Filter2 Frequency
slider29:Node2_Gain=0.0<-18.0,18.0,0.01>-Filter2 Gain
slider30:Node2_Q=32.647<0,100.0,0.01>-Filter2 Q
slider31:Node2_Slope=0<0,15,1>-Filter2 Slope
slider32:Node3_Enabled=0<0,2,1{Off,Disabled,Enabled}>-Filter3 Mode
slider33:Node3_Group=0<0,2,1{Stereo,Mid,Side,Left,Right}>-Filter3 Group
slider34:Node3_Type=0<0,10,1{Peak,Low Cut,Low Cut (Butterworth),Low Shelf,High Shelf,High Cut,High Cut (Butterworth),Notch,Band Pass,Tilt Shelf,Pultec Low Shelf,All Pass,Low Cut Analog,High Cut Analog}>-Filter3 Type
slider35:Node3_Frequency=40<0,100,0.01>-Filter3 Frequency
slider36:Node3_Gain=0.0<-18.0,18.0,0.01>-Filter3 Gain
slider37:Node3_Q=32.647<0,100.0,0.01>-Filter3 Q
slider38:Node3_Slope=0<0,15,1>-Filter3 Slope
slider39:Node4_Enabled=0<0,2,1{Off,Disabled,Enabled}>-Filter4 Mode
slider40:Node4_Group=0<0,2,1{Stereo,Mid,Side,Left,Right}>-Filter4 Group
slider41:Node4_Type=0<0,10,1{Peak,Low Cut,Low Cut (Butterworth),Low Shelf,High Shelf,High Cut,High Cut (Butterworth),Notch,Band Pass,Tilt Shelf,Pultec Low Shelf,All Pass,Low Cut Analog,High Cut Analog}>-Filter4 Type
slider42:Node4_Frequency=70<0,100,0.01>-Filter4 Frequency
slider43:Node4_Gain=0.0<-18.0,18.0,0.01>-Filter4 Gain
slider44:Node4_Q=32.647<0,100.0,0.01>-Filter4 Q
slider45:Node4_Slope=0<0,15,1>-Filter4 Slope
slider46:Node5_Enabled=0<0,2,1{Off,Disabled,Enabled}>-Filter5 Mode
slider47:Node5_Group=0<0,2,1{Stereo,Mid,Side,Left,Right}>-Filter5 Group
slider48:Node5_Type=0<0,10,1{Peak,Low Cut,Low Cut (Butterworth),Low Shelf,High Shelf,High Cut,High Cut (Butterworth),Notch,Band Pass,Tilt Shelf,Pultec Low Shelf,All Pass,Low Cut Analog,High Cut Analog}>-Filter5 Type
slider49:Node5_Frequency=70<0,100,0.01>-Filter5 Frequency
slider50:Node5_Gain=0.0<-18.0,18.0,0.01>-Filter5 Gain
slider51:Node5_Q=32.647<0,100.0,0.01>-Filter5 Q
slider52:Node5_Slope=0<0,15,1>-Filter5 Slope
slider53:MidPolarity=0<0,1,1>-Mid Polarity
slider54:SidePolarity=0<0,1,1>-Side Polarity
slider55:LimitOutput=0<0,1,1>-Limit Output
slider56:AGCEnabled=0<0,1,1>-AGC Enabled
slider57:PanelEnabled=1<0,1,1>-Panel Enabled
import spectrum.jsfx-inc
import svf_filter.jsfx-inc
import firhalfband.jsfx-inc
in_pin:left input
in_pin:right input
in_pin:sc input left
in_pin:sc input right
out_pin:left output
out_pin:right output
options:no_meter
@init
// This should be the same as in the comment header
#VERSION = "1.1.3";
gfx_ext_retina = 1;
ext_nodenorm = 1;
ext_noinit = 1;
last_gfx_ext_retina = -1;
/*
* Initialise memory allocator
*/
function init_memory() instance(index) (
index = 0;
);
/*
* Allocate memory
*/
function alloc_memory(amount) instance(index) local(i) (
i = index;
index += amount;
i;
);
/*
* Round number up or down
*/
function round(in) (
floor(in + 0.5 * sign(in));
);
/*
* Standard log2
*/
function log2(x) (
log(x) / log(2);
);
/*
* Return string of integer
*/
function int2str(intIn) local (outStr) (
strcpy(outStr=#,"");
sprintf(outStr,"%d",intIn);
outStr;
);
/*
* Get note from frequency
*/
function freq2note(f) (
round(12*(log(f/440)/log(2))+69);
);
/*
* Get gain (for filters) from dB
*/
function db_to_gain(db) (
10^(db / 40);
);
function RMS_init(buffer_index, buffer_size)
instance(rms_sum, rms_buffer, rms_bufIdx, rms_prev_val, rms_max_count)
(
rms_sum = 0;
rms_buffer = buffer_index;
rms_bufIdx = 0;
rms_prev_val = 0;
rms_max_count = buffer_size;
memset(rms_buffer , 0, rms_max_count);
);
function RMS_reset()
instance(rms_sum, rms_buffer, rms_bufIdx, rms_prev_val, rms_max_count)
(
rms_sum = 0;
rms_bufIdx = 0;
rms_prev_val = 0;
memset(rms_buffer , 0, rms_max_count);
);
function RMS_process(s0, s1)
instance(rms_sum, rms_buffer, rms_bufIdx, rms_prev_val, rms_max_count)
local(rms_ampL, rms_ampR, rms_amp)
(
rms_ampL = abs(s0);
rms_ampR = abs(s1);
// Epsilon clamp required
rms_ampL < 0.0000001 ? rms_ampL = 0.0000001;
rms_ampR < 0.0000001 ? rms_ampR = 0.0000001;
rms_amp = (rms_ampL * rms_ampL + rms_ampR * rms_ampR) * 0.5;
rms_sum += rms_amp;
rms_prev_val = rms_buffer[rms_bufIdx];
rms_buffer[rms_bufIdx] = rms_amp;
rms_bufIdx += 1;
rms_bufIdx == rms_max_count ? (
rms_bufIdx = 0;
);
rms_sum -= rms_prev_val;
rms_sum < 0 ? rms_sum = 0.0;
);
function RMS_getDB()
instance(rms_sum, rms_max_count)
local(rms_delta, rms_db)
(
rms_delta = rms_sum / rms_max_count;
rms_db = 20 * log10(sqrt(rms_delta));
rms_db;
);
/*
* Color object
*/
function create_color(r, g, b)
instance(red, green, blue) (
red = r / 255;
green = g / 255;
blue = b / 255;
);
/*
* Set oversampling rate including PDC
*/
function set_oversample(os) (
// We'll only switch to oversampling if the sample rate
// is low enough to benefit.
srate < 88200 && os ? (
DO_OVERSAMPLE = 1;
SAMPLE_RATE = srate * 2;
ONE_OVER_SAMPLE_RATE = 1.0 / SAMPLE_RATE;
// Choose right FIR window for sample rate
srate == 44100 ? (
firL.init_FIR_filter_44100();
firR.init_FIR_filter_44100();
) : srate == 48000 ? (
firL.init_FIR_filter_48000();
firR.init_FIR_filter_48000();
);
pdc_delay = get_FIR_pdc();
pdc_bot_ch = 0;
pdc_top_ch = 2;
) : (
DO_OVERSAMPLE = 0;
SAMPLE_RATE = srate;
ONE_OVER_SAMPLE_RATE = 1.0 / srate;
pdc_delay = 0;
pdc_bot_ch = 0;
pdc_top_ch = 2;
);
);
/*
* Update the state of any changes
*/
function update_state() local (blocks, fade, fill_r, fill_g, fill_b, fill_a, line_r, line_g, line_b, line_a) (
spectrum.ceiling = Ceiling_Value == 0 ? 0 : Ceiling_Value == 1 ? 20 : Ceiling_Value == 2 ? 40;
spectrum.noise_floor = Floor_Value == 0 ? -90 : Floor_Value == 1 ? -140 : Floor_Value == 2 ? -200;
spectrum.noise_floor = Floor_Value == 0 ? -90 : Floor_Value == 1 ? -140 : Floor_Value == 2 ? -200;
spectrum.tilt = Tilt_Value == 0 ? 0 : Tilt_Value == 1 ? 1.5 : Tilt_Value == 2 ? 3 : Tilt_Value == 3 ? 4.5 :
Tilt_Value == 4 ? 6;
spectrum.windowtype != Type_Value+1 ? spectrum.set_type(Type_Value+1);
blocks = (2 ^ (Block_Value+1)) * 1024;
spectrum.windowsize != blocks ? spectrum.set_block_size(blocks);
fade = do_listen ? 0.5 : 1.0;
// Listen spectrum colours
listline_r = (240 / 255) * 0.80;
listline_g = (101 / 255) * 0.80;
listline_b = (76 / 255) * 0.80;
Display_Mode == 0 ? (
fill_r = 46 / 255;
fill_g = 71 / 255;
fill_b = 83 / 255;
fill_a = 1.0;
spectrum.set_fill(0, 1);
spectrum.set_color(0, fill_r*fade, fill_g*fade, fill_b*fade, fill_a);
spectrum.set_fill(2, 0);
spectrum.set_color(2, 0.5, 0.5, 0.5, 1);
fill_r = 96 / 255;
fill_g = 223 / 255;
fill_b = 255 / 255;
fill_a = 0.5;
spectrum.set_fill(1, 1);
spectrum.set_color(1, fill_r*fade, fill_g*fade, fill_b*fade, fill_a);
spectrum.set_fill(3, 0);
spectrum.set_color(3, 0.5, 0.5, 0.5, 1);
spectrum.set_fill(4, 0);
spectrum.set_color(4, listline_r, listline_g, listline_b, 1);
spectrum.set_fill(5, 0);
spectrum.set_color(5, listline_r*0.80, listline_g*0.80, listline_b*0.80, 1);
) : Display_Mode == 1 ? (
line_a=1.0;
line_r = 114 / 255; line_g = 215 / 255; line_b = 253 / 255;;
spectrum.set_fill(0, 0);
spectrum.set_color(0, line_r*fade, line_g*fade, line_b*fade, line_a);
spectrum.set_fill(2, 0);
spectrum.set_color(2, 0.5, 0.5, 0.5, 1);
line_r = 253 / 255; line_g = 185 / 255; line_b = 21 / 255;;
spectrum.set_fill(1, 0);
spectrum.set_color(1, line_r*fade, line_g*fade, line_b*fade, line_a);
spectrum.set_fill(3, 0);
spectrum.set_color(3, 0.5, 0.5, 0.5, 1);
spectrum.set_fill(4, 0);
spectrum.set_color(4, listline_r, listline_g, listline_b, 1);
spectrum.set_fill(5, 0);
spectrum.set_color(5, listline_r*0.80, listline_g*0.80, listline_b*0.80, 1);
);
Db_Range == 0 ? (DB_EQ_RANGE = 6; DB_EQ_RANGE_STEPS = 1;) :
Db_Range == 1 ? (DB_EQ_RANGE = 12; DB_EQ_RANGE_STEPS = 3;) :
Db_Range == 2 ? (DB_EQ_RANGE = 18; DB_EQ_RANGE_STEPS = 6;) :
Db_Range == 3 ? (DB_EQ_RANGE = 24; DB_EQ_RANGE_STEPS = 8;) :
Db_Range == 4 ? (DB_EQ_RANGE = 30; DB_EQ_RANGE_STEPS = 10;);
// spectrum.reset_buffers();
);
/*
* Notify Reaper that frequency has been touched
*/
function notify_touched_frequency(node) (
// Notify Reaper that a parameter change has happened
node == 0 ? slider_automate(Node1_Frequency) :
node == 1 ? slider_automate(Node2_Frequency) :
node == 2 ? slider_automate(Node3_Frequency) :
node == 3 ? slider_automate(Node4_Frequency) :
node == 4 ? slider_automate(Node5_Frequency);
);
/*
* Notify Reaper that gain has been touched
*/
function notify_touched_gain(node) (
// Notify Reaper that a parameter change has happened
node == 0 ? slider_automate(Node1_Gain) :
node == 1 ? slider_automate(Node2_Gain) :
node == 2 ? slider_automate(Node3_Gain) :
node == 3 ? slider_automate(Node4_Gain) :
node == 4 ? slider_automate(Node5_Gain);
);
/*
* Notify Reaper that Q has been touched
*/
function notify_touched_Q(node) (
// Notify Reaper that a parameter change has happened
node == 0 ? slider_automate(Node1_Q) :
node == 1 ? slider_automate(Node2_Q) :
node == 2 ? slider_automate(Node3_Q) :
node == 3 ? slider_automate(Node4_Q) :
node == 4 ? slider_automate(Node5_Q);
);
function band_init()
instance (enabled, type, frequency, gain, q, filter, color) (
filter.svf_set_sample_rate(SAMPLE_RATE);
filter.svf_bypass();
color.create_color(0,0,0);
filter.a1 = filter.t_a1;
filter.a2 = filter.t_a2;
filter.a3 = filter.t_a3;
filter.m0 = filter.t_m0;
filter.m1 = filter.t_m1;
filter.m2 = filter.t_m2;
filter.iter_t = 1.0;
);
/*
* Set enabled state for a band
*/
function band_set_enabled(e)
instance (enabled, type, frequency, gain, q, filter, color) (
enabled = e;
);
/*
* Set the filter
*/
function band_set_filter(t, f, g, qval, slope)
instance (enabled, type, frequency, gain, q, filter, color) (
type = t; frequency = f; gain = g; q = qval;
type == 0 ? filter.svf_eq(frequency, q, db_to_gain(gain)) :
type == 1 ? filter.svf_hp(frequency, q, slope) :
type == 2 ? filter.svf_hpb(frequency, slope) :
type == 3 ? filter.svf_ls(frequency, q, db_to_gain(gain)) :
type == 4 ? filter.svf_hs(frequency, q, db_to_gain(gain)) :
//type == 5 ? filter.svf_lp(frequency, pow(2, gain/6), slope) :
type == 5 ? filter.svf_lp(frequency, q, slope) :
type == 6 ? filter.svf_lpb(frequency, slope) :
type == 7 ? filter.svf_bs(frequency, q) :
type == 8 ? filter.svf_bp2(frequency, q) :
type == 9 ? filter.svf_st(frequency, q, gain) :
type == 10 ? filter.svf_pultecls(frequency, q, gain) :
type == 11 ? filter.svf_ap(frequency, q) :
type == 12 ? filter.svf_analog_lowcut(frequency, q, gain) :
type == 13 ? filter.svf_analog_highcut(frequency, q, gain);
);
/*
* Convert slider % to frequency
*/
function per_to_freq(x, range) (
MIN_FREQ * exp(FREQ_LOG_MAX * x / range);
);
/*
* Convert frequency to slider %
*/
function freq_to_per(freq, range) (
range * log(freq / MIN_FREQ) / FREQ_LOG_MAX;
);
function per_to_q(x, range) (
MIN_Q * exp(Q_LOG_MAX * x / range);
);
/*
* Convert frequency to slider %
*/
function q_to_per(q, range) (
range * log(q / MIN_Q) / Q_LOG_MAX;
);
/*
* Update sliders with filter data
*/
function filters_to_sliders() (
Node1_Enabled = Band_Enabled[0];
Node1_Group = Band_Group[0];
Node1_Type = Band_Type[0];
Node1_Frequency = freq_to_per(Band_Frequency[0], 100);
Node1_Gain = Band_Gain[0];
Node1_Q = q_to_per(Band_Q[0], 100);
Node1_Slope = Band_Slope[0];
Node2_Enabled = Band_Enabled[1];
Node2_Group = Band_Group[1];
Node2_Type = Band_Type[1];
Node2_Frequency = freq_to_per(Band_Frequency[1], 100);
Node2_Gain = Band_Gain[1];
Node2_Q = q_to_per(Band_Q[1], 100);
Node2_Slope = Band_Slope[1];
Node3_Enabled = Band_Enabled[2];
Node3_Group = Band_Group[2];
Node3_Type = Band_Type[2];
Node3_Frequency = freq_to_per(Band_Frequency[2], 100);
Node3_Gain = Band_Gain[2];
Node3_Q = q_to_per(Band_Q[2], 100);
Node3_Slope = Band_Slope[2];
Node4_Enabled = Band_Enabled[3];
Node4_Group = Band_Group[3];
Node4_Type = Band_Type[3];
Node4_Frequency = freq_to_per(Band_Frequency[3], 100);
Node4_Gain = Band_Gain[3];
Node4_Q = q_to_per(Band_Q[3], 100);
Node4_Slope = Band_Slope[3];
Node5_Enabled = Band_Enabled[4];
Node5_Group = Band_Group[4];
Node5_Type = Band_Type[4];
Node5_Frequency = freq_to_per(Band_Frequency[4], 100);
Node5_Gain = Band_Gain[4];
Node5_Q = q_to_per(Band_Q[4], 100);
Node5_Slope = Band_Slope[4];
);
/*
* Update filter data with sliders
*/
function sliders_to_filters() (
Band_Enabled[0] = Node1_Enabled;
Band_Group[0] = Node1_Group;
Band_Type[0] = Node1_Type;
Band_Frequency[0] = per_to_freq(Node1_Frequency, 100);
Band_Gain[0] = Node1_Gain;
Band_Q[0] = per_to_q(Node1_Q, 100);
Band_Slope[0] = Node1_Slope;
Band_Enabled[1] = Node2_Enabled;
Band_Group[1] = Node2_Group;
Band_Type[1] = Node2_Type;
Band_Frequency[1] = per_to_freq(Node2_Frequency, 100);
Band_Gain[1] = Node2_Gain;
Band_Q[1] = per_to_q(Node2_Q, 100);
Band_Slope[1] = Node2_Slope;
Band_Enabled[2] = Node3_Enabled;
Band_Group[2] = Node3_Group;
Band_Type[2] = Node3_Type;
Band_Frequency[2] = per_to_freq(Node3_Frequency, 100);;
Band_Gain[2] = Node3_Gain;
Band_Q[2] = per_to_q(Node3_Q, 100);
Band_Slope[2] = Node3_Slope;
Band_Enabled[3] = Node4_Enabled;
Band_Group[3] = Node4_Group;
Band_Type[3] = Node4_Type;
Band_Frequency[3] = per_to_freq(Node4_Frequency, 100);;
Band_Gain[3] = Node4_Gain;
Band_Q[3] = per_to_q(Node4_Q, 100);
Band_Slope[3] = Node4_Slope;
Band_Enabled[4] = Node5_Enabled;
Band_Group[4] = Node5_Group;
Band_Type[4] = Node5_Type;
Band_Frequency[4] = per_to_freq(Node5_Frequency, 100);;
Band_Gain[4] = Node5_Gain;
Band_Q[4] = per_to_q(Node5_Q, 100);
Band_Slope[4] = Node5_Slope;
);
/*
* Flag filter to update for both audio and graphics
*/
function flag_filter_update(band) (
Band_Update[band] = 1;
Band_GfxUpdate[band] = 1;
);
function flag_filter_update_all() (
Band_Update[0] = 1; Band_GfxUpdate[0] = 1;
Band_Update[1] = 1; Band_GfxUpdate[1] = 1;
Band_Update[2] = 1; Band_GfxUpdate[2] = 1;
Band_Update[3] = 1; Band_GfxUpdate[3] = 1;
Band_Update[4] = 1; Band_GfxUpdate[4] = 1;
Band_Update[5] = 1; Band_GfxUpdate[5] = 1;
Band_Update[6] = 1; Band_GfxUpdate[6] = 1;
Band_Update[7] = 1; Band_GfxUpdate[7] = 1;
Band_Update[8] = 1; Band_GfxUpdate[8] = 1;
Band_Update[9] = 1; Band_GfxUpdate[9] = 1;
Band_Update[10] = 1; Band_GfxUpdate[10] = 1;
Band_Update[11] = 1; Band_GfxUpdate[11] = 1;
Band_Update[12] = 1; Band_GfxUpdate[12] = 1;
Band_Update[13] = 1; Band_GfxUpdate[13] = 1;
Band_Update[14] = 1; Band_GfxUpdate[14] = 1;
Band_Update[15] = 1; Band_GfxUpdate[15] = 1;
);
/*
* Update the filter parameters
*/
function update_visual_filters() local (band_scalar) (
band_scalar = Scale / 100.0;
Band_GfxUpdate[0] ? (Band_GfxUpdate[0] = 0; gfx_band1.band_set_filter(Band_Type[0], Band_Frequency[0], Band_Gain[0] * band_scalar, Band_Q[0], Band_Slope[0]); gfx_band1.filter.svf_set_to_target(); );
Band_GfxUpdate[1] ? (Band_GfxUpdate[1] = 0; gfx_band2.band_set_filter(Band_Type[1], Band_Frequency[1], Band_Gain[1] * band_scalar, Band_Q[1], Band_Slope[1]); gfx_band2.filter.svf_set_to_target(); );
Band_GfxUpdate[2] ? (Band_GfxUpdate[2] = 0; gfx_band3.band_set_filter(Band_Type[2], Band_Frequency[2], Band_Gain[2] * band_scalar, Band_Q[2], Band_Slope[2]); gfx_band3.filter.svf_set_to_target(); );
Band_GfxUpdate[3] ? (Band_GfxUpdate[3] = 0; gfx_band4.band_set_filter(Band_Type[3], Band_Frequency[3], Band_Gain[3] * band_scalar, Band_Q[3], Band_Slope[3]); gfx_band4.filter.svf_set_to_target(); );
Band_GfxUpdate[4] ? (Band_GfxUpdate[4] = 0; gfx_band5.band_set_filter(Band_Type[4], Band_Frequency[4], Band_Gain[4] * band_scalar, Band_Q[4], Band_Slope[4]); gfx_band5.filter.svf_set_to_target(); );
Band_GfxUpdate[5] ? (Band_GfxUpdate[5] = 0; gfx_band6.band_set_filter(Band_Type[5], Band_Frequency[5], Band_Gain[5] * band_scalar, Band_Q[5], Band_Slope[5]); gfx_band6.filter.svf_set_to_target(); );
Band_GfxUpdate[6] ? (Band_GfxUpdate[6] = 0; gfx_band7.band_set_filter(Band_Type[6], Band_Frequency[6], Band_Gain[6] * band_scalar, Band_Q[6], Band_Slope[6]); gfx_band7.filter.svf_set_to_target(); );
Band_GfxUpdate[7] ? (Band_GfxUpdate[7] = 0; gfx_band8.band_set_filter(Band_Type[7], Band_Frequency[7], Band_Gain[7] * band_scalar, Band_Q[7], Band_Slope[7]); gfx_band8.filter.svf_set_to_target(); );
Band_GfxUpdate[8] ? (Band_GfxUpdate[8] = 0; gfx_band9.band_set_filter(Band_Type[8], Band_Frequency[8], Band_Gain[8] * band_scalar, Band_Q[8], Band_Slope[8]); gfx_band9.filter.svf_set_to_target(); );
Band_GfxUpdate[9] ? (Band_GfxUpdate[9] = 0; gfx_band10.band_set_filter(Band_Type[9], Band_Frequency[9], Band_Gain[9] * band_scalar, Band_Q[9], Band_Slope[9]); gfx_band10.filter.svf_set_to_target(); );
Band_GfxUpdate[10] ? (Band_GfxUpdate[10] = 0; gfx_band11.band_set_filter(Band_Type[10], Band_Frequency[10], Band_Gain[10] * band_scalar, Band_Q[10], Band_Slope[10]); gfx_band11.filter.svf_set_to_target(); );
Band_GfxUpdate[11] ? (Band_GfxUpdate[11] = 0; gfx_band12.band_set_filter(Band_Type[11], Band_Frequency[11], Band_Gain[11] * band_scalar, Band_Q[11], Band_Slope[11]); gfx_band12.filter.svf_set_to_target(); );
Band_GfxUpdate[12] ? (Band_GfxUpdate[12] = 0; gfx_band13.band_set_filter(Band_Type[12], Band_Frequency[12], Band_Gain[12] * band_scalar, Band_Q[12], Band_Slope[12]); gfx_band13.filter.svf_set_to_target(); );
Band_GfxUpdate[13] ? (Band_GfxUpdate[13] = 0; gfx_band14.band_set_filter(Band_Type[13], Band_Frequency[13], Band_Gain[13] * band_scalar, Band_Q[13], Band_Slope[13]); gfx_band14.filter.svf_set_to_target(); );
Band_GfxUpdate[14] ? (Band_GfxUpdate[14] = 0; gfx_band15.band_set_filter(Band_Type[14], Band_Frequency[14], Band_Gain[14] * band_scalar, Band_Q[14], Band_Slope[14]); gfx_band15.filter.svf_set_to_target(); );
Band_GfxUpdate[15] ? (Band_GfxUpdate[15] = 0; gfx_band16.band_set_filter(Band_Type[15], Band_Frequency[15], Band_Gain[15] * band_scalar, Band_Q[15], Band_Slope[15]); gfx_band16.filter.svf_set_to_target(); );
);
function update_audio_filters() local (band_scalar) (
band_scalar = Scale / 100.0;
Band_Update[0] ? (Band_Update[0] = 0; Band_Enabled[0] != BAND_STATE_ENABLED ? band1.filter.svf_bypass() : band1.band_set_filter(Band_Type[0], Band_Frequency[0], Band_Gain[0] * band_scalar, Band_Q[0], Band_Slope[0]); );
Band_Update[1] ? (Band_Update[1] = 0; Band_Enabled[1] != BAND_STATE_ENABLED ? band2.filter.svf_bypass() : band2.band_set_filter(Band_Type[1], Band_Frequency[1], Band_Gain[1] * band_scalar, Band_Q[1], Band_Slope[1]); );
Band_Update[2] ? (Band_Update[2] = 0; Band_Enabled[2] != BAND_STATE_ENABLED ? band3.filter.svf_bypass() : band3.band_set_filter(Band_Type[2], Band_Frequency[2], Band_Gain[2] * band_scalar, Band_Q[2], Band_Slope[2]); );
Band_Update[3] ? (Band_Update[3] = 0; Band_Enabled[3] != BAND_STATE_ENABLED ? band4.filter.svf_bypass() : band4.band_set_filter(Band_Type[3], Band_Frequency[3], Band_Gain[3] * band_scalar, Band_Q[3], Band_Slope[3]); );
Band_Update[4] ? (Band_Update[4] = 0; Band_Enabled[4] != BAND_STATE_ENABLED ? band5.filter.svf_bypass() : band5.band_set_filter(Band_Type[4], Band_Frequency[4], Band_Gain[4] * band_scalar, Band_Q[4], Band_Slope[4]); );
Band_Update[5] ? (Band_Update[5] = 0; Band_Enabled[5] != BAND_STATE_ENABLED ? band6.filter.svf_bypass() : band6.band_set_filter(Band_Type[5], Band_Frequency[5], Band_Gain[5] * band_scalar, Band_Q[5], Band_Slope[5]); );
Band_Update[6] ? (Band_Update[6] = 0; Band_Enabled[6] != BAND_STATE_ENABLED ? band7.filter.svf_bypass() : band7.band_set_filter(Band_Type[6], Band_Frequency[6], Band_Gain[6] * band_scalar, Band_Q[6], Band_Slope[6]); );
Band_Update[7] ? (Band_Update[7] = 0; Band_Enabled[7] != BAND_STATE_ENABLED ? band8.filter.svf_bypass() : band8.band_set_filter(Band_Type[7], Band_Frequency[7], Band_Gain[7] * band_scalar, Band_Q[7], Band_Slope[7]); );
Band_Update[8] ? (Band_Update[8] = 0; Band_Enabled[8] != BAND_STATE_ENABLED ? band9.filter.svf_bypass() : band9.band_set_filter(Band_Type[8], Band_Frequency[8], Band_Gain[8] * band_scalar, Band_Q[8], Band_Slope[8]); );
Band_Update[9] ? (Band_Update[9] = 0; Band_Enabled[9] != BAND_STATE_ENABLED ? band10.filter.svf_bypass() : band10.band_set_filter(Band_Type[9], Band_Frequency[9], Band_Gain[9] * band_scalar, Band_Q[9], Band_Slope[9]); );
Band_Update[10] ? (Band_Update[10] = 0; Band_Enabled[10] != BAND_STATE_ENABLED ? band11.filter.svf_bypass() : band11.band_set_filter(Band_Type[10], Band_Frequency[10], Band_Gain[10] * band_scalar, Band_Q[10], Band_Slope[10]); );
Band_Update[11] ? (Band_Update[11] = 0; Band_Enabled[11] != BAND_STATE_ENABLED ? band12.filter.svf_bypass() : band12.band_set_filter(Band_Type[11], Band_Frequency[11], Band_Gain[11] * band_scalar, Band_Q[11], Band_Slope[11]); );
Band_Update[12] ? (Band_Update[12] = 0; Band_Enabled[12] != BAND_STATE_ENABLED ? band13.filter.svf_bypass() : band13.band_set_filter(Band_Type[12], Band_Frequency[12], Band_Gain[12] * band_scalar, Band_Q[12], Band_Slope[12]); );
Band_Update[13] ? (Band_Update[13] = 0; Band_Enabled[13] != BAND_STATE_ENABLED ? band14.filter.svf_bypass() : band14.band_set_filter(Band_Type[13], Band_Frequency[13], Band_Gain[13] * band_scalar, Band_Q[13], Band_Slope[13]); );
Band_Update[14] ? (Band_Update[14] = 0; Band_Enabled[14] != BAND_STATE_ENABLED ? band15.filter.svf_bypass() : band15.band_set_filter(Band_Type[14], Band_Frequency[14], Band_Gain[14] * band_scalar, Band_Q[14], Band_Slope[14]); );
Band_Update[15] ? (Band_Update[15] = 0; Band_Enabled[15] != BAND_STATE_ENABLED ? band16.filter.svf_bypass() : band16.band_set_filter(Band_Type[15], Band_Frequency[15], Band_Gain[15] * band_scalar, Band_Q[15], Band_Slope[15]); );
);
init_rate != srate ? (
init_rate = srate;
// Initialise everything
MEMORY.init_memory();
spectrum.init();
MEMORY.index = spectrum.get_memory_index();
BAND_STATE_OFF = 0;
BAND_STATE_DISABLED = 1;
BAND_STATE_ENABLED = 2;
BAND_STATE_INFORM_DISABLE = 3;
// Allocate and init filter bands
NUM_BANDS = 16;
Band_Update = MEMORY.alloc_memory(NUM_BANDS);
Band_GfxUpdate = MEMORY.alloc_memory(NUM_BANDS);
Band_Enabled = MEMORY.alloc_memory(NUM_BANDS);
Band_Group = MEMORY.alloc_memory(NUM_BANDS);
Band_Type = MEMORY.alloc_memory(NUM_BANDS);
Band_Frequency = MEMORY.alloc_memory(NUM_BANDS);
Band_Gain = MEMORY.alloc_memory(NUM_BANDS);
Band_Q = MEMORY.alloc_memory(NUM_BANDS);
Band_Slope = MEMORY.alloc_memory(NUM_BANDS);
Band_Dynamic_Range = MEMORY.alloc_memory(NUM_BANDS);
Band_Red = MEMORY.alloc_memory(NUM_BANDS);
Band_Green = MEMORY.alloc_memory(NUM_BANDS);
Band_Blue = MEMORY.alloc_memory(NUM_BANDS);
Band_Selected = MEMORY.alloc_memory(NUM_BANDS);
Band_Drag_OffsetX = MEMORY.alloc_memory(NUM_BANDS);
Band_Drag_OffsetY = MEMORY.alloc_memory(NUM_BANDS);
Band_Invert_dB = MEMORY.alloc_memory(NUM_BANDS);
Band_Selected_States = MEMORY.alloc_memory(NUM_BANDS);
band = 0;
while (band < NUM_BANDS) (
Band_Selected[band] = 0;
Band_Drag_OffsetX[band] = 0;
Band_Drag_OffsetY[band] = 0;
Band_Invert_dB[band] = 0;
Band_Selected_States[band] = 0;
band += 1;
);
band_selected_circle_last_time = time_precise();
band_selected_circle_phase = 0.0;
band_selected_circle_alpha = 0.8;
// Filters for @slider, @block and @sample
band1.band_init();
band2.band_init();
band3.band_init();
band4.band_init();
band5.band_init();
band6.band_init();
band7.band_init();
band8.band_init();
band9.band_init();
band10.band_init();
band11.band_init();
band12.band_init();
band13.band_init();
band14.band_init();
band15.band_init();
band16.band_init();
// Filters for @gfx
gfx_band1.band_init();
gfx_band2.band_init();
gfx_band3.band_init();
gfx_band4.band_init();
gfx_band5.band_init();
gfx_band6.band_init();
gfx_band7.band_init();
gfx_band8.band_init();
gfx_band9.band_init();
gfx_band10.band_init();
gfx_band11.band_init();
gfx_band12.band_init();
gfx_band13.band_init();
gfx_band14.band_init();
gfx_band15.band_init();
gfx_band16.band_init();
color_band0.create_color(231, 33, 75);
color_band1.create_color(241, 111, 50);
color_band2.create_color(253, 199, 50);
color_band3.create_color(126, 188, 111);
color_band4.create_color(20, 146, 104);
color_band5.create_color(19, 124, 168);
color_band6.create_color(48, 57, 142);
color_band7.create_color(135, 45, 138);
color_band8.create_color(231, 33, 75);
color_band9.create_color(241, 111, 50);
color_band10.create_color(253, 199, 50);
color_band11.create_color(126, 188, 111);
color_band12.create_color(20, 146, 104);
color_band13.create_color(19, 124, 168);
color_band14.create_color(48, 57, 142);
color_band15.create_color(135, 45, 138);
// Init FIR filter
firL.init_FIR_filter_44100();
firR.init_FIR_filter_44100();
// Allocate and init RMS
rms_time_constant_ms = 300;
rms_alloc = (0.001 * rms_time_constant_ms * 192000)|0;
rms_max_count = (0.001 * rms_time_constant_ms * srate)|0;
RMSPreIndex = MEMORY.alloc_memory(rms_alloc);
RMSPostIndex = MEMORY.alloc_memory(rms_alloc);
RMSPre.RMS_init(RMSPreIndex, rms_max_count);
RMSPost.RMS_init(RMSPostIndex, rms_max_count);
RMSSCIndex = MEMORY.alloc_memory(rms_alloc);
RMSSidechain.RMS_init(RMSSCIndex, rms_max_count);
set_oversample(Quality);
// Visible frequency limit
MAX_FREQ = 44100 / 2.0;
MIN_FREQ = 10;
FREQ_LOG_MAX = log(MAX_FREQ / MIN_FREQ);
MAX_Q = 40;
MIN_Q = 0.10;
Q_LOG_MAX = log(MAX_Q / MIN_Q);
DB_EQ_RANGE = 18;
DB_EQ_RANGE_STEPS = 6;
OLD_WIDTH = 0;
button_focus = -1;
gfx_mode = 1;
gfx_clear = 0;
read_freq = 0;
click_up = 0;
click_time = 0;
selected_node = -1;
selected_node_group = 0;
node_drag_mode = 0;
node_drag = 0;
node_drag_offx = 0;
node_drag_offy = 0;
node_drag_stablex = 0;
node_drag_stabley = 0;
node_drag_mouse_speed = 6;
node_drag_lock = 0;
gainDb = 1;
gainML = 1;
gainSR = 1;
initialise_gfx = 0;
do_listen = 0;
listen_width = 0.10;
listen_q = 0.7071;
listen_group = 0;
listen_gain = db_to_gain(0);
listen_filter.svf_set_sample_rate(srate);
listen_filter.svf_bypass();
listen_node = -1;
listen_filter.a1 = listen_filter.t_a1;
listen_filter.a2 = listen_filter.t_a2;
listen_filter.a3 = listen_filter.t_a3;
listen_filter.m0 = listen_filter.t_m0;
listen_filter.m1 = listen_filter.t_m1;
listen_filter.m2 = listen_filter.t_m2;
listen_filter.iter_t = 1.0;
// Define filter index numbers
FILTER_PEAK = 0;
FILTER_LOW_CUT = 1;
FILTER_LOW_CUT_BUTTERWORTH = 2;
FILTER_LOW_SHELF = 3;
FILTER_HIGH_SHELF = 4;
FILTER_HIGH_CUT = 5;
FILTER_HIGH_CUT_BUTTERWORTH = 6;
FILTER_NOTCH = 7;
FILTER_BAND_PASS = 8;
FILTER_TILT_SHELF = 9;
FILTER_PULTEC_LOW_SHELF = 10;
FILTER_ALL_PASS = 11;
FILTER_LOW_CUT_ANALOG = 12;
FILTER_HIGH_CUT_ANALOG = 13;
// Define filter display order
FilterTypes = MEMORY.alloc_memory(14);
FilterTypes[0] = "Peak";
FilterTypes[1] = "Low Cut";
FilterTypes[2] = "Low Cut (Butterworth)";
FilterTypes[3] = "Low Channel (Analog)";
FilterTypes[4] = "Low Shelf";
FilterTypes[5] = "High Shelf";
FilterTypes[6] = "High Cut";
FilterTypes[7] = "High Cut (Butterworth)";
FilterTypes[8] = "High Channel (Analog)";
FilterTypes[9] = "Notch";
FilterTypes[10] = "Band Pass";
FilterTypes[11] = "Tilt Shelf";
FilterTypes[12] = "Pultec Low Shelf";
FilterTypes[13] = "All Pass";
// Define mapping from display order to index
FilterMappingTo = MEMORY.alloc_memory(14);
FilterMappingTo[0] = 0;
FilterMappingTo[1] = 1;
FilterMappingTo[2] = 2;
FilterMappingTo[3] = 12;
FilterMappingTo[4] = 3;
FilterMappingTo[5] = 4;
FilterMappingTo[6] = 5;
FilterMappingTo[7] = 6;
FilterMappingTo[8] = 13;
FilterMappingTo[9] = 7;
FilterMappingTo[10] = 8;
FilterMappingTo[11] = 9;
FilterMappingTo[12] = 10;
FilterMappingTo[13] = 11;
// Define mapping from index to display order
FilterMappingFrom = MEMORY.alloc_memory(14);
FilterMappingFrom[0] = 0;
FilterMappingFrom[1] = 1;
FilterMappingFrom[2] = 2;
FilterMappingFrom[3] = 4;
FilterMappingFrom[4] = 5;
FilterMappingFrom[5] = 6;
FilterMappingFrom[6] = 7;
FilterMappingFrom[7] = 9;
FilterMappingFrom[8] = 10;
FilterMappingFrom[9] = 11;
FilterMappingFrom[10] = 12;
FilterMappingFrom[11] = 13;
FilterMappingFrom[12] = 3;
FilterMappingFrom[13] = 8;
NumFilterSlopes = 10;
FilterSlopes = MEMORY.alloc_memory(10);
FilterSlopes[0] = "6dB";
FilterSlopes[1] = "12dB";
FilterSlopes[2] = "18dB";
FilterSlopes[3] = "24dB";
FilterSlopes[4] = "30dB";
FilterSlopes[5] = "36dB";
FilterSlopes[6] = "48dB";
FilterSlopes[7] = "72dB";
FilterSlopes[8] = "96dB";
FilterSlopes[9] = "120dB";
StereoModes = MEMORY.alloc_memory(3);
StereoModes[0] = "Stereo";
StereoModes[1] = "Mid";
StereoModes[2] = "Side";
StereoModes[3] = "Left";
StereoModes[4] = "Right";
// Automatic Gain Control
agcControl = 0;
agcOverride = 0;
compact_width = 0;
compact_height = 0;
very_compact_width = 0;
very_compact_height = 0;
ShowPanel = PanelEnabled;
);
@slider
set_oversample(Quality);
button_oversample.select = Quality;
button_stereo_mode.select = Stereo_Mode;
gainDb = 2 ^ (Gain/6);
gainML = 2 ^ (MLGain/6);
gainSR = 2 ^ (SRGain/6);
// Mark filters for update if sliders have changed
Band_Enabled[0] != Node1_Enabled || Band_Type[0] != Node1_Type || Band_Gain[0] != Node1_Gain || Band_Frequency[0] != per_to_freq(Node1_Frequency,100) || Band_Q[0] != Node1_Q || Band_Slope[0] != Node1_Slope ? flag_filter_update(0);
Band_Enabled[1] != Node2_Enabled || Band_Type[1] != Node2_Type || Band_Gain[1] != Node2_Gain || Band_Frequency[1] != per_to_freq(Node2_Frequency,100) || Band_Q[1] != Node2_Q || Band_Slope[1] != Node2_Slope ? flag_filter_update(1);
Band_Enabled[2] != Node3_Enabled || Band_Type[2] != Node3_Type || Band_Gain[2] != Node3_Gain || Band_Frequency[2] != per_to_freq(Node3_Frequency,100) || Band_Q[2] != Node3_Q || Band_Slope[2] != Node3_Slope ? flag_filter_update(2);
Band_Enabled[3] != Node4_Enabled || Band_Type[3] != Node4_Type || Band_Gain[3] != Node4_Gain || Band_Frequency[3] != per_to_freq(Node4_Frequency,100) || Band_Q[3] != Node4_Q || Band_Slope[3] != Node4_Slope ? flag_filter_update(3);
Band_Enabled[4] != Node5_Enabled || Band_Type[4] != Node5_Type || Band_Gain[4] != Node5_Gain || Band_Frequency[4] != per_to_freq(Node5_Frequency,100) || Band_Q[4] != Node5_Q || Band_Slope[4] != Node5_Slope ? flag_filter_update(4);
// Update any automation
sliders_to_filters();
update_state();
@serialize
file_avail(handle) >= 0 ? (
// Read mode
file_var(0, version);
version >= 100 ? (
file_var(0, numBands);
file_mem(0, Band_Enabled, numBands);
file_mem(0, Band_Group, numBands);
file_mem(0, Band_Type, numBands);
file_mem(0, Band_Frequency, numBands);
file_mem(0, Band_Gain, numBands);
file_mem(0, Band_Q, numBands);
file_mem(0, Band_Slope, numBands);
file_mem(0, Band_Dynamic_Range, numBands);
file_mem(0, Band_Red, numBands);
file_mem(0, Band_Green, numBands);
file_mem(0, Band_Blue, numBands);
) : (
// Old version that has no version number
// We've already read the first value and it wasn't a version
// number, it's the enabled status for band 0
Band_Enabled[0] = version;
file_mem(0, Band_Enabled+1, 7);
file_mem(0, Band_Group, 8);
file_mem(0, Band_Type, 8);
file_mem(0, Band_Frequency, 8);
file_mem(0, Band_Gain, 8);
file_mem(0, Band_Q, 8);
file_mem(0, Band_Slope, 8);
file_mem(0, Band_Dynamic_Range, 8);
file_mem(0, Band_Red, 8);
file_mem(0, Band_Green, 8);
file_mem(0, Band_Blue, 8);
);
) : (
// Write mode
// The version number should reflect the ReEQ version when the file
// format changed.
version = 109;
file_var(0, version);
file_var(0, NUM_BANDS);
file_mem(0, Band_Enabled, NUM_BANDS);
file_mem(0, Band_Group, NUM_BANDS);
file_mem(0, Band_Type, NUM_BANDS);
file_mem(0, Band_Frequency, NUM_BANDS);
file_mem(0, Band_Gain, NUM_BANDS);
file_mem(0, Band_Q, NUM_BANDS);
file_mem(0, Band_Slope, NUM_BANDS);
file_mem(0, Band_Dynamic_Range, NUM_BANDS);
file_mem(0, Band_Red, NUM_BANDS);
file_mem(0, Band_Green, NUM_BANDS);
file_mem(0, Band_Blue, NUM_BANDS);
);
flag_filter_update_all();
filters_to_sliders();
@block
// Get array accessed variables per block to make access faster
// in @sample section
update_audio_filters();
Band_Process0 = (Band_Enabled[0] == BAND_STATE_ENABLED) || !band1.filter.svf_is_resting();
Band_Process1 = (Band_Enabled[1] == BAND_STATE_ENABLED) || !band2.filter.svf_is_resting();
Band_Process2 = (Band_Enabled[2] == BAND_STATE_ENABLED) || !band3.filter.svf_is_resting();
Band_Process3 = (Band_Enabled[3] == BAND_STATE_ENABLED) || !band4.filter.svf_is_resting();
Band_Process4 = (Band_Enabled[4] == BAND_STATE_ENABLED) || !band5.filter.svf_is_resting();
Band_Process5 = (Band_Enabled[5] == BAND_STATE_ENABLED) || !band6.filter.svf_is_resting();
Band_Process6 = (Band_Enabled[6] == BAND_STATE_ENABLED) || !band7.filter.svf_is_resting();
Band_Process7 = (Band_Enabled[7] == BAND_STATE_ENABLED) || !band8.filter.svf_is_resting();
Band_Process8 = (Band_Enabled[8] == BAND_STATE_ENABLED) || !band9.filter.svf_is_resting();
Band_Process9 = (Band_Enabled[9] == BAND_STATE_ENABLED) || !band10.filter.svf_is_resting();
Band_Process10 = (Band_Enabled[10] == BAND_STATE_ENABLED) || !band11.filter.svf_is_resting();
Band_Process11 = (Band_Enabled[11] == BAND_STATE_ENABLED) || !band12.filter.svf_is_resting();
Band_Process12 = (Band_Enabled[12] == BAND_STATE_ENABLED) || !band13.filter.svf_is_resting();
Band_Process13 = (Band_Enabled[13] == BAND_STATE_ENABLED) || !band14.filter.svf_is_resting();
Band_Process14 = (Band_Enabled[14] == BAND_STATE_ENABLED) || !band15.filter.svf_is_resting();
Band_Process15 = (Band_Enabled[15] == BAND_STATE_ENABLED) || !band16.filter.svf_is_resting();
Band_Group0 = Band_Group[0];
Band_Group1 = Band_Group[1];
Band_Group2 = Band_Group[2];
Band_Group3 = Band_Group[3];
Band_Group4 = Band_Group[4];