BogaudioModules

BogaudioModules for VCV Rack
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commit 7ef248f80792c6f3c6cd6482ad550cd0fdb32854
parent 549db0396216b2aec37cc82069b79c7b859293aa
Author: Matt Demanett <matt@demanett.net>
Date:   Fri, 11 Oct 2019 22:09:08 -0400

Poly: add MONO module; a version of core SUM with onboard compression.

Diffstat:
Mplugin.json | 9+++++++++
Ares-src/Mono-src.svg | 174+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Ares/Mono.svg | 0
Asrc/Mono.cpp | 181+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Asrc/Mono.hpp | 58++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Msrc/Pressor.cpp | 72++++++++++++++++++++++++++++++++++++------------------------------------
Msrc/bogaudio.cpp | 3+++
7 files changed, 461 insertions(+), 36 deletions(-)

diff --git a/plugin.json b/plugin.json @@ -414,6 +414,15 @@ ] }, { + "slug": "Bogaudio-Mono", + "name": "Mono", + "description": "poly-to-mono converter with onboard compressor", + "tags": [ + "Utility", + "Polyphonic" + ] + }, + { "slug": "Bogaudio-Bool", "name": "BOOL", "description": "boolean logic", diff --git a/res-src/Mono-src.svg b/res-src/Mono-src.svg @@ -0,0 +1,174 @@ +<svg + version="1.1" + xmlns="http://www.w3.org/2000/svg" + xmlns:xlink="http://www.w3.org/1999/xlink" + width="45" + height="380" + viewBox="0 0 45 380" +> + <style> + text { + fill: #333; + font-family: 'Roboto', sans-serif; + font-weight: bold; + } + text.title { + font-family: 'Comfortaa', sans-serif; + font-weight: normal; + } + text.brand { + font-family: 'Audiowide', sans-serif; + font-weight: bold; + } + </style> + + <defs> + <symbol id="light-small" viewBox="0 0 6.4px 6.4px"> + <rect width="6.4" height="6.4" fill="#0f0" /> + </symbol> + + <symbol id="knob" viewBox="0 0 45px 45px"> + <g transform="translate(22.5 22.5)"> + <polyline points="-5,0 5,0" stroke-width="1" stroke="#00f" /> + <polyline points="0,-5 0,5" stroke-width="1" stroke="#00f" /> + <circle cx="0" cy="0" r="12.5" stroke-width="1" stroke="#00f" fill="none" /> + </g> + </symbol> + + <symbol id="knobguide-linear" viewBox="0 0 45px 45px"> + <g transform="translate(22.5 22.5)"> + <text font-size="5.0pt" transform="rotate(-240) translate(18 0) rotate(240) translate(-2 2)">0</text> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(-210) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(-180) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(-150) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(-120) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(-90) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(-60) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(-30) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(0) translate(15 0)" /> + <polyline points="0,0 2.5,0" stroke-width="0.3" stroke="#333" transform="rotate(30) translate(15 0)" /> + <polyline points="0,0 3.5,0" stroke-width="1" stroke="#333" transform="rotate(60) translate(15 0)" /> + </g> + </symbol> + + <symbol id="compression" viewBox="0 0 11px 75px"> + <!-- <rect width="11" height="75" x="0" y="0" rx="0" fill="#ccc" /> --> + <rect width="5" height="13" x="0" y="1" rx="0" fill="#aaa" transform="translate(3 0)" /> + <rect width="5" height="13" x="0" y="1" rx="0" fill="#aaa" transform="translate(3 15)" /> + </symbol> + + <symbol id="guide-compression" viewBox="0 0 20px 95px"> + <g transform="translate(0 10)"> + <g transform="translate(0 0)"> + <polyline points="0,0 3,0" stroke="#333" fill="none" transform="translate(11 0)" /> + <text font-size="6.0pt" transform="translate(7 0) rotate(-90) translate(-4.5 2.2)">12+</text> + </g> + <g transform="translate(0 15)"> + <polyline points="0,0 3,0" stroke="#333" fill="none" transform="translate(11 0)" /> + <text font-size="6.0pt" transform="translate(7 0) rotate(-90) translate(-2.5 2.2)">6</text> + </g> + <g transform="translate(0 30)"> + <polyline points="0,0 3,0" stroke="#333" fill="none" transform="translate(11 0)" /> + <text font-size="6.0pt" transform="translate(7 0) rotate(-90) translate(-2.5 2.2)">0</text> + </g> + + <g transform="translate(0 15)"> + <!-- <polyline points="0,0 3,0" stroke="#333" fill="none" transform="translate(23 0)" /> --> + <text font-size="6.0pt" transform="translate(31 0) rotate(-90) translate(-4.5 2.2)">dB</text> + </g> + </g> + </symbol> + + <symbol id="input" viewBox="0 0 24px 24px"> + <g transform="translate(12 12)"> + <circle cx="0" cy="0" r="5" stroke-width="1" stroke="#0f0" fill="#0f0" /> + <circle cx="0" cy="0" r="10.5" stroke-width="3" stroke="#0f0" fill="none" /> + </g> + </symbol> + + <symbol id="output" viewBox="0 0 24px 24px"> + <g transform="translate(12 12)"> + <circle cx="0" cy="0" r="5" stroke-width="1" stroke="#f00" fill="#f00" /> + <circle cx="0" cy="0" r="10.5" stroke-width="3" stroke="#f00" fill="none" /> + </g> + </symbol> + </defs> + + <rect width="100%" height="100%" fill="#ddd" /> + <polyline points="1,1 44,1 44,379 1,379 1,1" stroke="#e4e4e4" stroke-width="0.5" fill="none" /> + <polyline points="0.5,0.5 44.5,0.5 44.5,379.5 0.5,379.5 0.5,0.5" stroke="#ebebeb" stroke-width="0.8" fill="none" /> + <polyline points="0,0 45,0 45,380 0,380 0,0" stroke="#f2f2f2" stroke-width="1" fill="none" /> + + <!-- <polyline points="22.5,0 22.5,380" stroke-width="0.5" stroke="#0f0" /> --> + + <g transform="rotate(-90) translate(-376 13)"> + <text class="title" font-size="7pt" letter-spacing="2.5px">MONO</text> + <g transform="translate(0 12)"> + <text class="brand" font-size="7pt" letter-spacing="2px">BGA</text> + <rect width="3.0" height="3" fill="#ddd" transform="translate(11.5 -5)" /> + </g> + </g> + + <g transform="translate(0 25)"> + <text font-size="6pt" letter-spacing="2.0px" transform="translate(8 0)">CHAN</text> + </g> + + <g transform="translate(2.5 30)"> + <!-- <rect width="40" height="40" fill="#fafafa" transform="translate(0 0)" /> --> + <use id="CHANNEL_1_WIDGET" xlink:href="#light-small" transform="translate(0, 0) translate(1.8 1.8)" /> + <use id="CHANNEL_2_WIDGET" xlink:href="#light-small" transform="translate(10, 0) translate(1.8 1.8)" /> + <use id="CHANNEL_3_WIDGET" xlink:href="#light-small" transform="translate(20, 0) translate(1.8 1.8)" /> + <use id="CHANNEL_4_WIDGET" xlink:href="#light-small" transform="translate(30, 0) translate(1.8 1.8)" /> + + <use id="CHANNEL_5_WIDGET" xlink:href="#light-small" transform="translate(0, 10) translate(1.8 1.8)" /> + <use id="CHANNEL_6_WIDGET" xlink:href="#light-small" transform="translate(10, 10) translate(1.8 1.8)" /> + <use id="CHANNEL_7_WIDGET" xlink:href="#light-small" transform="translate(20, 10) translate(1.8 1.8)" /> + <use id="CHANNEL_8_WIDGET" xlink:href="#light-small" transform="translate(30, 10) translate(1.8 1.8)" /> + + <use id="CHANNEL_9_WIDGET" xlink:href="#light-small" transform="translate(0, 20) translate(1.8 1.8)" /> + <use id="CHANNEL_10_WIDGET" xlink:href="#light-small" transform="translate(10, 20) translate(1.8 1.8)" /> + <use id="CHANNEL_11_WIDGET" xlink:href="#light-small" transform="translate(20, 20) translate(1.8 1.8)" /> + <use id="CHANNEL_12_WIDGET" xlink:href="#light-small" transform="translate(30, 20) translate(1.8 1.8)" /> + + <use id="CHANNEL_13_WIDGET" xlink:href="#light-small" transform="translate(0, 30) translate(1.8 1.8)" /> + <use id="CHANNEL_14_WIDGET" xlink:href="#light-small" transform="translate(10, 30) translate(1.8 1.8)" /> + <use id="CHANNEL_15_WIDGET" xlink:href="#light-small" transform="translate(20, 30) translate(1.8 1.8)" /> + <use id="CHANNEL_16_WIDGET" xlink:href="#light-small" transform="translate(30, 30) translate(1.8 1.8)" /> + </g> + + <!-- <rect width="45" height="14" fill="#0f0" transform="translate(0 72)" /> --> + <!-- <rect width="45" height="14" fill="#0f0" transform="translate(0 178)" /> --> + <!-- <rect width="45" height="14" fill="#0f0" transform="translate(0 237)" /> --> + + <g transform="translate(0 92)"> + <text font-size="6pt" letter-spacing="2.0px" transform="translate(8 0)">COMP</text> + <use id="COMPRESSION_PARAM" xlink:href="#knob" transform="translate(0 -2)" /> + <use xlink:href="#knobguide-linear" transform="translate(0 -2)" /> + </g> + + <g transform="translate(17 147)"> + <use id="COMPRESSION_WIDGET" xlink:href="#compression" transform="translate(0 -1)" /> + <use xlink:href="#guide-compression" transform="translate(-13 -11)" /> + </g> + + <g transform="translate(0 198)"> + <text font-size="6pt" letter-spacing="2.0px" transform="translate(7 0)">LEVEL</text> + <use id="LEVEL_PARAM" xlink:href="#knob" transform="translate(0 -2)" /> + <use xlink:href="#knobguide-linear" transform="translate(0 -2)" /> + </g> + + <g transform="translate(0 251)"> + <g transform="translate(5.5 0)"> + <rect width="34" height="10" fill="#fafafa" transform="translate(0 28)" /> + <rect width="34" height="35" rx="5" fill="#fafafa" /> + <use id="POLY_INPUT" xlink:href="#input" transform="translate(5 3)" /> + <text font-size="5pt" letter-spacing="2px" transform="translate(6 35)">POLY</text> + </g> + <g transform="translate(5.5 41)"> + <rect width="34" height="10" fill="#bbb" transform="translate(0 -3)" /> + <rect width="34" height="35" rx="5" fill="#bbb" /> + <use id="MONO_OUTPUT" xlink:href="#output" transform="translate(5 0)" /> + <text font-size="5pt" letter-spacing="2px" transform="translate(4.5 32)">MONO</text> + </g> + </g> +</svg> diff --git a/res/Mono.svg b/res/Mono.svg Binary files differ. diff --git a/src/Mono.cpp b/src/Mono.cpp @@ -0,0 +1,181 @@ + +#include "Mono.hpp" + +void Mono::sampleRateChange() { + float sr = APP->engine->getSampleRate(); + _detectorRMS.setSampleRate(sr); + _attackSL.setParams(sr, 50.0f); + _releaseSL.setParams(sr, _releaseMS); + for (int c = 0; c < maxChannels; ++c) { + _channelRMSs[c].setSampleRate(sr); + } +} + +void Mono::modulate() { + float comp = clamp(params[COMPRESSION_PARAM].getValue(), 0.0f, 1.0f); + _ratio = (comp * comp) * 25.0f + 1.0f; + _releaseMS = std::max(200.0f, comp * 500.0f); + _releaseSL.setParams(APP->engine->getSampleRate(), _releaseMS); + + float level = clamp(params[LEVEL_PARAM].getValue(), 0.0f, 1.0f); + level = 1.0f - level; + level *= _levelAmp.minDecibels; + _levelAmp.setLevel(level); +} + +void Mono::processChannel(const ProcessArgs& args, int c) { + assert(c == 0); + + _activeChannels = inputs[POLY_INPUT].getChannels(); + float out = 0.0f; + for (int c = 0; c < _activeChannels; ++c) { + float v = inputs[POLY_INPUT].getVoltage(c); + out += v; + _channelLevels[c] = _channelRMSs[c].next(v) / 5.0f; + } + for (int c = _activeChannels; c < maxChannels; ++c) { + _channelLevels[c] = _channelRMSs[c].next(0.0f) / 5.0f; + } + + float env = _detectorRMS.next(out); + if (env > _lastEnv) { + env = _attackSL.next(env, _lastEnv); + } + else { + env = _releaseSL.next(env, _lastEnv); + } + _lastEnv = env; + + float detectorDb = amplitudeToDecibels(env / 5.0f); + _compressionDb = _compressor.compressionDb(detectorDb, 0.0f, _ratio, true); + _compAmp.setLevel(-_compressionDb); + + out = _compAmp.next(out); + out = _levelAmp.next(out); + out = _saturator.next(out); + outputs[MONO_OUTPUT].setVoltage(out); +} + +struct MonoWidget : ModuleWidget { + struct ChannelsDisplay : OpaqueWidget { + const NVGcolor inactiveBgColor = nvgRGBA(0xaa, 0xaa, 0xaa, 0xff); + const NVGcolor activeBgColor = nvgRGBA(0x66, 0x66, 0x66, 0xff); + Mono* _module; + + ChannelsDisplay(Mono* module) : _module(module) { + } + + void draw(const DrawArgs& args) override { + nvgSave(args.vg); + for (int i = 0; i < _module->maxChannels; ++i) { + nvgBeginPath(args.vg); + if (!_module || i >= _module->_activeChannels) { + nvgFillColor(args.vg, inactiveBgColor); + } + else { + nvgFillColor(args.vg, activeBgColor); + } + nvgCircle(args.vg, (i % 4) * 10 + 5.0f, (i / 4) * 10 + 5.0f, 3.2f); + nvgFill(args.vg); + + if (_module && _module->_channelLevels[i] > 0.0f) { + nvgFillColor(args.vg, decibelsToColor(amplitudeToDecibels(_module->_channelLevels[i]))); + nvgFill(args.vg); + } + } + nvgRestore(args.vg); + } + }; + + struct CompressionDisplay : OpaqueWidget { + struct Level { + float db; + NVGcolor color; + Level(float db, const NVGcolor& color) : db(db), color(color) {} + }; + + const NVGcolor bgColor = nvgRGBA(0xaa, 0xaa, 0xaa, 0xff); + Mono* _module; + std::vector<Level> _levels; + + CompressionDisplay(Mono* module) : _module(module) { + auto color = nvgRGBA(0xff, 0xaa, 0x00, 0xff); + _levels.push_back(Level(12.0f, color)); + for (int i = 1; i <= 6; ++i) { + float db = 12.0f - i*2.0f; + _levels.push_back(Level(db, color)); + } + } + + void draw(const DrawArgs& args) override { + float compressionDb = 0.0f; + if (_module) { + compressionDb = _module->_compressionDb; + } + + nvgSave(args.vg); + for (int i = 0; i < 35; i += 5) { + const Level& l = _levels.at(i / 5); + + nvgBeginPath(args.vg); + nvgRect(args.vg, 3, i + 1, 5, 4); + nvgFillColor(args.vg, bgColor); + nvgFill(args.vg); + if (compressionDb > l.db) { + nvgFillColor(args.vg, l.color); + nvgFill(args.vg); + } + } + nvgRestore(args.vg); + } + }; + + static constexpr int hp = 3; + + MonoWidget(Mono* module) { + setModule(module); + box.size = Vec(RACK_GRID_WIDTH * hp, RACK_GRID_HEIGHT); + + { + SvgPanel *panel = new SvgPanel(); + panel->box.size = box.size; + panel->setBackground(APP->window->loadSvg(asset::plugin(pluginInstance, "res/Mono.svg"))); + addChild(panel); + } + + { + auto display = new ChannelsDisplay(module); + display->box.pos = Vec(2.5f, 30.0f); + display->box.size = Vec(40.0f, 40.0f); + addChild(display); + } + + { + auto display = new CompressionDisplay(module); + display->box.pos = Vec(17.5f, 142.5f); + display->box.size = Vec(18.0f, 50.0f); + addChild(display); + } + + addChild(createWidget<ScrewSilver>(Vec(0, 0))); + addChild(createWidget<ScrewSilver>(Vec(box.size.x - 15, 365))); + + // generated by svg_widgets.rb + auto compressionParamPosition = Vec(9.5, 98.5); + auto levelParamPosition = Vec(9.5, 206.5); + + auto polyInputPosition = Vec(10.5, 253.0); + + auto monoOutputPosition = Vec(10.5, 291.0); + // end generated by svg_widgets.rb + + addParam(createParam<Knob26>(compressionParamPosition, module, Mono::COMPRESSION_PARAM)); + addParam(createParam<Knob26>(levelParamPosition, module, Mono::LEVEL_PARAM)); + + addInput(createInput<Port24>(polyInputPosition, module, Mono::POLY_INPUT)); + + addOutput(createOutput<Port24>(monoOutputPosition, module, Mono::MONO_OUTPUT)); + } +}; + +Model* modelMono = createModel<Mono, MonoWidget>("Bogaudio-Mono", "Mono", "poly-to-mono converter with onboard compressor", "Utility", "Polyphonic"); diff --git a/src/Mono.hpp b/src/Mono.hpp @@ -0,0 +1,58 @@ +#pragma once + +#include "bogaudio.hpp" +#include "dsp/signal.hpp" + +using namespace bogaudio::dsp; + +extern Model* modelMono; + +namespace bogaudio { + +struct Mono : BGModule { + enum ParamsIds { + COMPRESSION_PARAM, + LEVEL_PARAM, + NUM_PARAMS + }; + + enum InputsIds { + POLY_INPUT, + NUM_INPUTS + }; + + enum OutputsIds { + MONO_OUTPUT, + NUM_OUTPUTS + }; + + enum LightsIds { + NUM_LIGHTS + }; + + RootMeanSquare _channelRMSs[maxChannels]; + float _channelLevels[maxChannels] {}; + RootMeanSquare _detectorRMS; + bogaudio::dsp::SlewLimiter _attackSL, _releaseSL; + Compressor _compressor; + Amplifier _compAmp, _levelAmp; + Saturator _saturator; + int _activeChannels = 0; + float _ratio = 2.0f; + float _releaseMS = 200.0f; + float _lastEnv = 0.0f; + float _compressionDb = 0.0f; + + Mono() { + config(NUM_PARAMS, NUM_INPUTS, NUM_OUTPUTS, NUM_LIGHTS); + configParam(COMPRESSION_PARAM, 0.0f, 1.0f, 0.2f, "Compression", "", 0.0f, 10.0f); + configParam<AmpliferParamQuantity>(LEVEL_PARAM, 0.0f, 1.0f, 1.0f, "Output level"); + onReset(); + } + + void sampleRateChange() override; + void modulate() override; + void processChannel(const ProcessArgs& args, int c) override; +}; + +} // namespace bogaudio diff --git a/src/Pressor.cpp b/src/Pressor.cpp @@ -155,50 +155,50 @@ void Pressor::processChannel(const ProcessArgs& args, int c) { } } -struct CompressionDisplay : OpaqueWidget { - struct Level { - float db; - NVGcolor color; - Level(float db, const NVGcolor& color) : db(db), color(color) {} - }; - - const NVGcolor bgColor = nvgRGBA(0xaa, 0xaa, 0xaa, 0xff); - Pressor* _module; - std::vector<Level> _levels; - - CompressionDisplay(Pressor* module) : _module(module) { - auto color = nvgRGBA(0xff, 0xaa, 0x00, 0xff); - _levels.push_back(Level(30.0f, color)); - for (int i = 1; i <= 15; ++i) { - float db = 30.0f - i*2.0f; - _levels.push_back(Level(db, color)); // decibelsToColor(db - 15.0f))); +struct PressorWidget : ModuleWidget { + struct CompressionDisplay : OpaqueWidget { + struct Level { + float db; + NVGcolor color; + Level(float db, const NVGcolor& color) : db(db), color(color) {} + }; + + const NVGcolor bgColor = nvgRGBA(0xaa, 0xaa, 0xaa, 0xff); + Pressor* _module; + std::vector<Level> _levels; + + CompressionDisplay(Pressor* module) : _module(module) { + auto color = nvgRGBA(0xff, 0xaa, 0x00, 0xff); + _levels.push_back(Level(30.0f, color)); + for (int i = 1; i <= 15; ++i) { + float db = 30.0f - i*2.0f; + _levels.push_back(Level(db, color)); // decibelsToColor(db - 15.0f))); + } } - } - void draw(const DrawArgs& args) override { - float compressionDb = 0.0f; - if (_module) { - compressionDb = _module->_compressionDb; - } + void draw(const DrawArgs& args) override { + float compressionDb = 0.0f; + if (_module) { + compressionDb = _module->_compressionDb; + } - nvgSave(args.vg); - for (int i = 0; i < 80; i += 5) { - const Level& l = _levels.at(i / 5); + nvgSave(args.vg); + for (int i = 0; i < 80; i += 5) { + const Level& l = _levels.at(i / 5); - nvgBeginPath(args.vg); - nvgRect(args.vg, 3, i + 1, 5, 4); - nvgFillColor(args.vg, bgColor); - nvgFill(args.vg); - if (compressionDb > l.db) { - nvgFillColor(args.vg, l.color); + nvgBeginPath(args.vg); + nvgRect(args.vg, 3, i + 1, 5, 4); + nvgFillColor(args.vg, bgColor); nvgFill(args.vg); + if (compressionDb > l.db) { + nvgFillColor(args.vg, l.color); + nvgFill(args.vg); + } } + nvgRestore(args.vg); } - nvgRestore(args.vg); - } -}; + }; -struct PressorWidget : ModuleWidget { static constexpr int hp = 15; PressorWidget(Pressor* module) { diff --git a/src/bogaudio.cpp b/src/bogaudio.cpp @@ -32,6 +32,7 @@ #include "Mix1.hpp" #include "Mix4.hpp" #include "Mix8.hpp" +#include "Mono.hpp" #include "Mult.hpp" #include "Mute8.hpp" #include "Noise.hpp" @@ -123,6 +124,8 @@ void init(rack::Plugin *p) { p->addModel(modelStack); p->addModel(modelReftone); + p->addModel(modelMono); + p->addModel(modelBool); p->addModel(modelCmp); p->addModel(modelCVD);