Merge branch 'main' of https://github.com/Blitblank/metabalus

CMakeLists.txt

@@ -77,7 +77,6 @@ qt_add_executable(metabolus
     src/synth/Voice.h
     src/synth/WavetableController.cpp
     src/synth/WavetableController.h
-    resources/resources.qrc
     src/ui/widgets/SmartSlider/SmartSlider.cpp
     src/ui/widgets/SmartSlider/SmartSlider.h
     src/ui/widgets/SmartSlider/SmartSlider.ui

README.md

@@ -20,7 +20,7 @@ This synthesizer isn't very good, but it's neat :3
 - [x] Create oscillator class where the actual tone generation occurs. Multiple
       oscillators increase the sound complexity considerably
 - [x] Create a UI scope to visualize the synthesized composite waveform
-- [ ] Create wavetables for more complex tone generation. Needs to be selectable from ui
+- [x] Create wavetables for more complex tone generation. Needs to be selectable from ui
 - [ ] Wavetable file loading
 - [x] Create digital filters, prob biquad. Controllable from ui obv (cutoff + resonance)
 - [x] Add polyphony somewhere. Probably involves a voice class. If processing power
@@ -30,9 +30,9 @@ This synthesizer isn't very good, but it's neat :3
 - [ ] Filter upgrades including some more complex solving techniques (State Variable Filter),
       better key tracking, more natural envelope curves, filter drive, etc.
 - [ ] Reverb (quite a few ways to do this, needs more research)
-- [ ] Pitch tuning with the multiple oscillators (Octave > Semitone > Fine-tune)
+- [x] Pitch tuning with the multiple oscillators (Octave > Semitone > Fine-tune)
 - [ ] Frequency Modulation (huge)
-- [ ] Profile saving and loading, also includes loading configurations like keymaps, audio
+- [x] Profile saving and loading, also includes loading configurations like keymaps, audio
       engine config, etc. from a yaml instead of being hardcoded
 - [ ] Noise 
 - [ ] LFO modulation

config/audio.yaml

@@ -3,7 +3,7 @@
 # Configures properties for the RtAudio engine
 
 # Number of samples per second
-sampleRate: 44100 
+sampleRate: 44100
 # unconfigurable: sampleFormat; [-1, 1] float
 
 # number of audio channels

config/keymap.yaml

@@ -0,0 +1,338 @@
+
+# keymap.yaml
+# Configures a computer keyboard mapping of keys to midi notes for when you don't have a midi device available
+# (there's probably tools available that are able to make your keyboard act as a midi device but this was easier)
+
+keymap:
+  Key_Shift: B_2
+  Key_Z: C_3
+  Key_S: C#3
+  Key_X: D_3
+  Key_D: D#3
+  Key_C: E_3
+  Key_V: F_3
+  Key_G: F#3
+  Key_B: G_3
+  Key_H: G#3
+  Key_N: A_3
+  Key_J: A#3
+  Key_M: B_3
+  Key_Q: C_4
+  Key_2: C#4
+  Key_W: D_4
+  Key_3: D#4
+  Key_E: E_4
+  Key_R: F_4
+  Key_5: F#4
+  Key_T: G_4
+  Key_6: G#4
+  Key_Y: A_4
+  Key_7: A#4
+  Key_U: B_4
+  Key_I: C_5
+  Key_9: C#5
+  Key_O: D_5
+
+# below are translations from strings to numbers that both Qt and the Oscillators can understand
+# do not touch them unless you like the program not running
+
+# note strings to midi ids, do not touch
+# only has sharps for now, you can figure the rest out
+notes:
+  A_0: 21
+  A#0: 22
+  B_0: 23
+  C_1: 24
+  C#1: 25
+  D_1: 26
+  D#1: 27
+  E_1: 28
+  F_1: 29
+  F#1: 30
+  G_1: 31
+  G#1: 32
+  A_1: 33
+  A#1: 34
+  B_1: 35
+  C_2: 36
+  C#2: 37
+  D_2: 38
+  D#2: 39
+  E_2: 40
+  F_2: 41
+  F#2: 42
+  G_2: 43
+  G#2: 44
+  A_2: 45
+  A#2: 46
+  B_2: 47
+  C_3: 48
+  C#3: 49
+  D_3: 50
+  D#3: 51
+  E_3: 52
+  F_3: 53
+  F#3: 54
+  G_3: 55
+  G#3: 56
+  A_3: 57
+  A#3: 58
+  B_3: 59
+  C_4: 60
+  C#4: 61
+  D_4: 62
+  D#4: 63
+  E_4: 64
+  F_4: 65
+  F#4: 66
+  G_4: 67
+  G#4: 68
+  A_4: 69
+  A#4: 70
+  B_4: 71
+  C_5: 72
+  C#5: 73
+  D_5: 74
+  D#5: 75
+  E_5: 76
+  F_5: 77
+  F#5: 78
+  G_5: 79
+  G#5: 80
+  A_5: 81
+  A#5: 82
+  B_5: 83
+  C_6: 84
+  C#6: 85
+  D_6: 86
+  D#6: 87
+  E_6: 88
+  F_6: 89
+  F#6: 90
+  G_6: 91
+  G#6: 92
+  A_6: 93
+  A#6: 94
+  B_6: 95
+  C_7: 96
+  C#7: 97
+  D_7: 98
+  D#7: 99
+  E_7: 100
+  F_7: 101
+  F#7: 102
+  G_7: 103
+  G#7: 104
+  A_7: 105
+  A#7: 106
+  B_7: 107
+  C_8: 108
+
+# key strings to qt-key-ids, do not touch
+keys:
+  Key_Space: 0x20
+  Key_Any: 0x20
+  Key_Exclam: 0x21
+  Key_QuoteDbl: 0x22
+  Key_NumberSign: 0x23
+  Key_Dollar: 0x24
+  Key_Percent: 0x25
+  Key_Ampersand: 0x26
+  Key_Apostrophe: 0x27
+  Key_ParenLeft: 0x28
+  Key_ParenRight: 0x29
+  Key_Asterisk: 0x2a
+  Key_Plus: 0x2b
+  Key_Comma: 0x2c
+  Key_Minus: 0x2d
+  Key_Period: 0x2e
+  Key_Slash: 0x2f
+  Key_0: 0x30
+  Key_1: 0x31
+  Key_2: 0x32
+  Key_3: 0x33
+  Key_4: 0x34
+  Key_5: 0x35
+  Key_6: 0x36
+  Key_7: 0x37
+  Key_8: 0x38
+  Key_9: 0x39
+  Key_Colon: 0x3a
+  Key_Semicolon: 0x3b
+  Key_Less: 0x3c
+  Key_Equal: 0x3d
+  Key_Greater: 0x3e
+  Key_Question: 0x3f
+  Key_At: 0x40
+  Key_A: 0x41
+  Key_B: 0x42
+  Key_C: 0x43
+  Key_D: 0x44
+  Key_E: 0x45
+  Key_F: 0x46
+  Key_G: 0x47
+  Key_H: 0x48
+  Key_I: 0x49
+  Key_J: 0x4a
+  Key_K: 0x4b
+  Key_L: 0x4c
+  Key_M: 0x4d
+  Key_N: 0x4e
+  Key_O: 0x4f
+  Key_P: 0x50
+  Key_Q: 0x51
+  Key_R: 0x52
+  Key_S: 0x53
+  Key_T: 0x54
+  Key_U: 0x55
+  Key_V: 0x56
+  Key_W: 0x57
+  Key_X: 0x58
+  Key_Y: 0x59
+  Key_Z: 0x5a
+  Key_BracketLeft: 0x5b
+  Key_Backslash: 0x5c
+  Key_BracketRight: 0x5d
+  Key_AsciiCircum: 0x5e
+  Key_Underscore: 0x5f
+  Key_QuoteLeft: 0x60
+  Key_BraceLeft: 0x7b
+  Key_Bar: 0x7c
+  Key_BraceRight: 0x7d
+  Key_AsciiTilde: 0x7e
+  Key_nobreakspace: 0x0a0
+  Key_exclamdown: 0x0a1
+  Key_cent: 0x0a2
+  Key_sterling: 0x0a3
+  Key_currency: 0x0a4
+  Key_yen: 0x0a5
+  Key_brokenbar: 0x0a6
+  Key_section: 0x0a7
+  Key_diaeresis: 0x0a8
+  Key_copyright: 0x0a9
+  Key_ordfeminine: 0x0aa
+  Key_guillemotleft: 0x0ab
+  Key_notsign: 0x0ac
+  Key_hyphen: 0x0ad
+  Key_registered: 0x0ae
+  Key_macron: 0x0af
+  Key_degree: 0x0b0
+  Key_plusminus: 0x0b1
+  Key_twosuperior: 0x0b2
+  Key_threesuperior: 0x0b3
+  Key_acute: 0x0b4
+  Key_micro: 0x0b5
+  Key_paragraph: 0x0b6
+  Key_periodcentered: 0x0b7
+  Key_cedilla: 0x0b8
+  Key_onesuperior: 0x0b9
+  Key_masculine: 0x0ba
+  Key_guillemotright: 0x0bb
+  Key_onequarter: 0x0bc
+  Key_onehalf: 0x0bd
+  Key_threequarters: 0x0be
+  Key_questiondown: 0x0bf
+  Key_Agrave: 0x0c0
+  Key_Aacute: 0x0c1
+  Key_Acircumflex: 0x0c2
+  Key_Atilde: 0x0c3
+  Key_Adiaeresis: 0x0c4
+  Key_Aring: 0x0c5
+  Key_AE: 0x0c6
+  Key_Ccedilla: 0x0c7
+  Key_Egrave: 0x0c8
+  Key_Eacute: 0x0c9
+  Key_Ecircumflex: 0x0ca
+  Key_Ediaeresis: 0x0cb
+  Key_Igrave: 0x0cc
+  Key_Iacute: 0x0cd
+  Key_Icircumflex: 0x0ce
+  Key_Idiaeresis: 0x0cf
+  Key_ETH: 0x0d0
+  Key_Ntilde: 0x0d1
+  Key_Ograve: 0x0d2
+  Key_Oacute: 0x0d3
+  Key_Ocircumflex: 0x0d4
+  Key_Otilde: 0x0d5
+  Key_Odiaeresis: 0x0d6
+  Key_multiply: 0x0d7
+  Key_Ooblique: 0x0d8
+  Key_Ugrave: 0x0d9
+  Key_Uacute: 0x0da
+  Key_Ucircumflex: 0x0db
+  Key_Udiaeresis: 0x0dc
+  Key_Yacute: 0x0dd
+  Key_THORN: 0x0de
+  Key_ssharp: 0x0df
+  Key_division: 0x0f7
+  Key_ydiaeresis: 0x0ff
+  Key_Escape: 0x01000000
+  Key_Tab: 0x01000001
+  Key_Backtab: 0x01000002
+  Key_Backspace: 0x01000003
+  Key_Return: 0x01000004
+  Key_Enter: 0x01000005
+  Key_Insert: 0x01000006
+  Key_Delete: 0x01000007
+  Key_Pause: 0x01000008
+  Key_Print: 0x01000009
+  Key_SysReq: 0x0100000a
+  Key_Clear: 0x0100000b
+  Key_Home: 0x01000010
+  Key_End: 0x01000011
+  Key_Left: 0x01000012
+  Key_Up: 0x01000013
+  Key_Right: 0x01000014
+  Key_Down: 0x01000015
+  Key_PageUp: 0x01000016
+  Key_PageDown: 0x01000017
+  Key_Shift: 0x01000020 
+  Key_Control: 0x01000021
+  Key_Meta: 0x01000022
+  Key_Alt: 0x01000023
+  Key_CapsLock: 0x01000024
+  Key_NumLock: 0x01000025
+  Key_ScrollLock: 0x01000026
+  Key_F1: 0x01000030
+  Key_F2: 0x01000031
+  Key_F3: 0x01000032
+  Key_F4: 0x01000033
+  Key_F5: 0x01000034
+  Key_F6: 0x01000035
+  Key_F7: 0x01000036
+  Key_F8: 0x01000037
+  Key_F9: 0x01000038
+  Key_F10: 0x01000039
+  Key_F11: 0x0100003a
+  Key_F12: 0x0100003b
+  Key_F13: 0x0100003c
+  Key_F14: 0x0100003d
+  Key_F15: 0x0100003e
+  Key_F16: 0x0100003f
+  Key_F17: 0x01000040
+  Key_F18: 0x01000041
+  Key_F19: 0x01000042
+  Key_F20: 0x01000043
+  Key_F21: 0x01000044
+  Key_F22: 0x01000045
+  Key_F23: 0x01000046
+  Key_F24: 0x01000047
+  Key_F25: 0x01000048
+  Key_F26: 0x01000049
+  Key_F27: 0x0100004a
+  Key_F28: 0x0100004b
+  Key_F29: 0x0100004c
+  Key_F30: 0x0100004d
+  Key_F31: 0x0100004e
+  Key_F32: 0x0100004f
+  Key_F33: 0x01000050
+  Key_F34: 0x01000051
+  Key_F35: 0x01000052
+  Key_Super_L: 0x01000053
+  Key_Super_R: 0x01000054
+  Key_Menu: 0x01000055
+  Key_Hyper_L: 0x01000056
+  Key_Hyper_R: 0x01000057
+  Key_Help: 0x01000058
+  Key_Direction_L: 0x01000059
+  Key_Direction_R: 0x01000060

config/profiles/default.yaml

@@ -4,29 +4,38 @@
 
 # sequences in the form [x, x, x] denote [setValue, sliderMinimum, sliderMaximum]
 
-version: 0x0002
+version: 0x0003
 
 # deprecated, useless
 Osc1Freq: [100, 20, 600]
 
 # wavetable selections
 OscWaveSelector1: 2
-OscWaveSelector2: 1
+OscWaveSelector2: 3
 
-# Oscillator frequency parameters
+# Frequency parameters
+MasterOctaveOffset: [0, -5, 5]
+MasterSemitoneOffset: [0, -12, 12]
+MasterPitchOffset: [0, -100, 100]
 Osc1OctaveOffset: [0, -5, 5]
 Osc1SemitoneOffset: [0, -12, 12]
-Osc1PitchOffset: [0, -100, 100]
+Osc1PitchOffset: [1.34, -100, 100]
 Osc2OctaveOffset: [1, -5, 5]
 Osc2SemitoneOffset: [0, -12, 12]
-Osc2PitchOffset: [0, -100, 100]
+Osc2PitchOffset: [12.86, -100, 100]
 Osc3OctaveOffset: [1, -5, 5]
 Osc3SemitoneOffset: [7, -12, 12]
-Osc3PitchOffset: [1.96, -100, 100]
+Osc3PitchOffset: [-8.79, -100, 100]
+
+# gonna have something like this:
+#MasterPitchOffset:
+# - [0, -5, 5] # Octave
+# - [0, -12, -12] # Semitone
+# - [0, -100, 100] # Pitch
 
 # Envelope generator parameters
 Osc1Volume:
-  - [1, 0, 2] # Depth
+  - [1, 0, 10] # Depth
   - [0.05, 0, 2] # Attack
   - [0.2, 0, 2] # Decay
   - [0.7, 0, 1] # Sustain

src/ConfigInterface.cpp

@@ -47,7 +47,7 @@ int ConfigInterface::getValue(ConfigFile file, std::string key, int defaultVal)
 }
 
 // ugly but if it works it works
-void ConfigInterface::loadProfile(std::string filename) {
+YAML::Node ConfigInterface::loadProfile(std::string filename) {
 
     // load file
     std::string filepath = "config/profiles/" + filename + ".yaml";
@@ -57,16 +57,16 @@ void ConfigInterface::loadProfile(std::string filename) {
         config = YAML::LoadFile(filepath);
     } catch(const std::exception& e) {
         std::cerr << e.what() << std::endl;
-        return;
+        return config;
     }
     
     // check version
     int version = config["version"].as<int>(); // yaml-cpp parses unquoted hex as integers
     if(version < CONFIG_VERSION) {
         std::cout << "Parameter profile version " << version << "is outdated below the compatible version " << CONFIG_VERSION << std::endl;
-        return;
+        return config;
     } else {
-        std::cout << version << std::endl;
+        std::cout << "Parameter profile version " << version << std::endl;
     }
 
     // extract values from the config file
@@ -74,6 +74,27 @@ void ConfigInterface::loadProfile(std::string filename) {
     std::array<ParamDefault, 5> fCutoffProfile = loadEnvProfile(&config, "FilterCutoff");
     std::array<ParamDefault, 5> fResonanceProfile = loadEnvProfile(&config, "FilterResonance");
 
+    std::array<ParamDefault, 3> masterPitchOffsets = {{
+        { config["MasterOctaveOffset"][0].as<float>(), config["MasterOctaveOffset"][1].as<float>(), config["MasterOctaveOffset"][2].as<float>() },
+        { config["MasterSemitoneOffset"][0].as<float>(), config["MasterSemitoneOffset"][1].as<float>(), config["MasterSemitoneOffset"][2].as<float>() },
+        { config["MasterPitchOffset"][0].as<float>(), config["MasterPitchOffset"][1].as<float>(), config["MasterPitchOffset"][2].as<float>() },
+    }};
+    std::array<ParamDefault, 3> osc1PitchOffsets = {{
+        { config["Osc1OctaveOffset"][0].as<float>(), config["Osc1OctaveOffset"][1].as<float>(), config["Osc1OctaveOffset"][2].as<float>() },
+        { config["Osc1SemitoneOffset"][0].as<float>(), config["Osc1SemitoneOffset"][1].as<float>(), config["Osc1SemitoneOffset"][2].as<float>() },
+        { config["Osc1PitchOffset"][0].as<float>(), config["Osc1PitchOffset"][1].as<float>(), config["Osc1PitchOffset"][2].as<float>() },
+    }};
+    std::array<ParamDefault, 3> osc2PitchOffsets = {{
+        { config["Osc2OctaveOffset"][0].as<float>(), config["Osc2OctaveOffset"][1].as<float>(), config["Osc2OctaveOffset"][2].as<float>() },
+        { config["Osc2SemitoneOffset"][0].as<float>(), config["Osc2SemitoneOffset"][1].as<float>(), config["Osc2SemitoneOffset"][2].as<float>() },
+        { config["Osc2PitchOffset"][0].as<float>(), config["Osc2PitchOffset"][1].as<float>(), config["Osc2PitchOffset"][2].as<float>() },
+    }};
+    std::array<ParamDefault, 3> osc3PitchOffsets = {{
+        { config["Osc3OctaveOffset"][0].as<float>(), config["Osc3OctaveOffset"][1].as<float>(), config["Osc3OctaveOffset"][2].as<float>() },
+        { config["Osc3SemitoneOffset"][0].as<float>(), config["Osc3SemitoneOffset"][1].as<float>(), config["Osc3SemitoneOffset"][2].as<float>() },
+        { config["Osc3PitchOffset"][0].as<float>(), config["Osc3PitchOffset"][1].as<float>(), config["Osc3PitchOffset"][2].as<float>() },
+    }};
+
     // TODO: remove this once all the parameters are set properly
     params_->resetToDefaults();
 
@@ -81,13 +102,26 @@ void ConfigInterface::loadProfile(std::string filename) {
     params_->set(EnvelopeId::Osc1Volume, osc1VolumeProfile[0].def, osc1VolumeProfile[1].def, osc1VolumeProfile[2].def, osc1VolumeProfile[3].def, osc1VolumeProfile[4].def);
     params_->set(EnvelopeId::FilterCutoff, fCutoffProfile[0].def, fCutoffProfile[1].def, fCutoffProfile[2].def, fCutoffProfile[3].def, fCutoffProfile[4].def);
     params_->set(EnvelopeId::FilterResonance, fResonanceProfile[0].def, fResonanceProfile[1].def, fResonanceProfile[2].def, fResonanceProfile[3].def, fResonanceProfile[4].def);
-    // TODO: why do I bother passing in 5 values independently when I can just do an array ?
+    // TODO: why do I bother passing in 5 values independently when I can just do an array like in loadEnvProfile ?
-    // VVV look down there its so easy
+    params_->set(ParamId::MasterOctaveOffset, masterPitchOffsets[0].def);
+    params_->set(ParamId::MasterSemitoneOffset, masterPitchOffsets[1].def);
+    params_->set(ParamId::MasterPitchOffset, masterPitchOffsets[2].def);
+    params_->set(ParamId::Osc1OctaveOffset, osc1PitchOffsets[0].def);
+    params_->set(ParamId::Osc1SemitoneOffset, osc1PitchOffsets[1].def);
+    params_->set(ParamId::Osc1PitchOffset, osc1PitchOffsets[2].def);
+    params_->set(ParamId::Osc2OctaveOffset, osc2PitchOffsets[0].def);
+    params_->set(ParamId::Osc2SemitoneOffset, osc2PitchOffsets[1].def);
+    params_->set(ParamId::Osc2PitchOffset, osc2PitchOffsets[2].def);
+    params_->set(ParamId::Osc3OctaveOffset, osc3PitchOffsets[0].def);
+    params_->set(ParamId::Osc3SemitoneOffset, osc3PitchOffsets[1].def);
+    params_->set(ParamId::Osc3PitchOffset, osc3PitchOffsets[2].def);
 
     // TODO:
     // load wavetable settings
     // load oscillator pitch settings
 
+    return config;
+
 }
 
 std::array<ParamDefault, 5> ConfigInterface::loadEnvProfile(YAML::Node* node, std::string profile) {

src/ConfigInterface.h

@@ -32,7 +32,7 @@ public:
 
     int getValue(ConfigFile file, std::string key, int defaultVal);
 
-    void loadProfile(std::string filename);
+    YAML::Node loadProfile(std::string filename);
     std::array<ParamDefault, 5> loadEnvProfile(YAML::Node* node, std::string profile);
     std::array<ParamDefault, 5> loadEnvProfile(std::string filename, std::string profile);
 

src/KeyboardController.cpp

@@ -2,38 +2,40 @@
 #include "KeyboardController.h"
 
 #include <iostream>
+#include <yaml-cpp/yaml.h>
+#include <filesystem>
 
-KeyboardController::KeyboardController(NoteQueue& queue) : queue_(queue) {
+KeyboardController::KeyboardController(NoteQueue& queue, ConfigInterface* config) : queue_(queue), config_(config) {
+
+    // load keymap from config file
+    std::string filepath = "config/keymap.yaml";
+    filepath = std::filesystem::absolute(filepath).string();
+    YAML::Node file;
+    try {
+        file = YAML::LoadFile(filepath);
+    } catch(const std::exception& e) {
+        std::cerr << e.what() << std::endl;
+        return;
+    }
+
+    YAML::Node keymapNode = file["keymap"]; // node for string to string mappings
+    YAML::Node notesNode = file["notes"]; // string to midi int mappings
+    YAML::Node keysNode = file["keys"]; // string to qt key id mappings
+
+    // for each element in the keymap
+    for (const auto& entry : keymapNode) {
+
+        std::string keyString = entry.first.as<std::string>();
+        std::string noteString = entry.second.as<std::string>();
+
+        // match the strings to ints 
+        uint8_t noteValue = notesNode[noteString].as<uint8_t>();
+        uint32_t keyValue = keysNode[keyString].as<uint32_t>();
+
+        // insert into map
+        keymap_.emplace(keyValue, noteValue);
+    }
 
-    // TODO: also configurable via a yml
-    keymap_ = {
-        { Qt::Key_Shift, 47 }, // B 2
-        { Qt::Key_Z, 48 }, // C 3
-        { Qt::Key_S, 49 }, // C#
-        { Qt::Key_X, 50 }, // D
-        { Qt::Key_D, 51 }, // D#
-        { Qt::Key_C, 52 }, // E
-        { Qt::Key_V, 53 }, // F
-        { Qt::Key_G, 54 }, // F#
-        { Qt::Key_B, 55 }, // G
-        { Qt::Key_H, 56 }, // G#
-        { Qt::Key_N, 57 }, // A
-        { Qt::Key_J, 58 }, // A#
-        { Qt::Key_M, 59 }, // B 3
-        { Qt::Key_Q, 60 }, // C 4
-        { Qt::Key_2, 61 }, // C#
-        { Qt::Key_W, 62 }, // D
-        { Qt::Key_3, 63 }, // D#
-        { Qt::Key_E, 64 }, // E
-        { Qt::Key_R, 65 }, // F
-        { Qt::Key_5, 66 }, // F#
-        { Qt::Key_T, 67 }, // G
-        { Qt::Key_6, 68 }, // G#
-        { Qt::Key_Y, 69 }, // A
-        { Qt::Key_7, 70 }, // A#
-        { Qt::Key_U, 71 }, // B 4
-        { Qt::Key_I, 72 }, // C 5
-    };
 }
 
 void KeyboardController::handleKeyPress(QKeyEvent* e) {

src/KeyboardController.h

@@ -5,12 +5,13 @@
 #include <unordered_map>
 
 #include "NoteQueue.h"
+#include "ConfigInterface.h"
 
 // The keyboardcontroller handles user inputs from a keyboard and maps them to note events
 class KeyboardController {
 
 public:
-    explicit KeyboardController(NoteQueue& queue);
+    explicit KeyboardController(NoteQueue& queue, ConfigInterface* config);
     ~KeyboardController() = default;
 
     void handleKeyPress(QKeyEvent* e);
@@ -19,6 +20,7 @@ public:
 private:
 
     NoteQueue& queue_;
+    ConfigInterface* config_;
 
     // keymap is key -> midi note id
     std::unordered_map<int32_t, uint8_t> keymap_;

src/ParameterStore.h

@@ -9,6 +9,9 @@ enum class ParamId : uint16_t {
     Osc1Frequency,
     Osc1WaveSelector1,
     Osc1WaveSelector2,
+    MasterOctaveOffset,
+    MasterSemitoneOffset,
+    MasterPitchOffset,
     Osc1OctaveOffset,
     Osc1SemitoneOffset,
     Osc1PitchOffset,
@@ -69,12 +72,13 @@ struct ParamDefault {
     float max;
 };
 
-// TODO: make these configurable via yml file too
-// later TODO: and then when I have full on profile saving there will be a default profile to load from
 constexpr std::array<ParamDefault, static_cast<size_t>(ParamId::Count)> PARAM_DEFS {{
     { 100.0f,   20.0f,  600.0f},   // Osc1Freq
     {   2.0f,    0.0f,    0.0f},   // OscWaveSelector1
     {   1.0f,    0.0f,    0.0f},   // OscWaveSelector2
+    {   0.0f,   -5.0f,    5.0f},   // MasterOctaveOffset
+    {   0.0f,  -12.0f,   12.0f},   // MasterSemitoneOffset
+    {   0.0f, -100.0f,  100.0f},   // MasterPitchOffset
     {   0.0f,   -5.0f,    5.0f},   // Osc1OctaveOffset
     {   0.0f,  -12.0f,   12.0f},   // Osc1SemitoneOffset
     {   0.0f, -100.0f,  100.0f},   // Osc1PitchOffset

src/synth/AudioEngine.cpp

@@ -35,9 +35,17 @@ bool AudioEngine::start() {
     RtAudio::StreamOptions options;
     options.flags = RTAUDIO_MINIMIZE_LATENCY;
 
-    // TODO: error check this please
+    RtAudioErrorType status = audio_.openStream(&params, nullptr, RTAUDIO_FLOAT32, sampleRate_, &bufferFrames_, &AudioEngine::audioCallback, this, &options);
-    audio_.openStream(&params, nullptr, RTAUDIO_FLOAT32, sampleRate_, &bufferFrames_, &AudioEngine::audioCallback, this, &options);
+    if(status != RTAUDIO_NO_ERROR) {
-    audio_.startStream();
+        std::cout << "Error opening RtAudio stream" << std::endl;
+        return false;
+    } 
+    
+    status = audio_.startStream();
+    if(status != RTAUDIO_NO_ERROR) {
+        std::cout << "Error starting RtAudio stream" << std::endl;
+        return false;
+    } 
 
     // sanity check
     std::cout << "sample rate: " << sampleRate_ << "  buffer frames: " << bufferFrames_ << std::endl;

src/synth/AudioEngine.h

@@ -49,7 +49,8 @@ private:
     ScopeBuffer scope_ { 1024 }; // stores audio samples for visualization
 
     RtAudio audio_{AUDIO_API}; // audio device
-    // TODO: id like a yml config file or something for these
+
+    // Configurable in the audio.yaml file, assigned defaults if the file is not found
     uint32_t sampleRate_ = 44100;
     uint32_t bufferFrames_ = 512; // time per buffer = BF/SR (256/44100 = 5.8ms)
     uint32_t channels_ = 2; // stereo

src/synth/Voice.cpp

@@ -2,6 +2,7 @@
 #include "Voice.h"
 #include <cmath>
 #include <iostream>
+#include <random>
 
 Voice::Voice(SmoothedParam* params, WavetableController* wavetable) : params_(params), wavetable_(wavetable) {
 
@@ -89,16 +90,22 @@ float Voice::process(float* params, bool& scopeTrigger) {
 
     // calculate the note/pitch of the oscillators
     bool temp = false;
-    uint8_t osc1NoteOffset = static_cast<uint8_t>((SYNTH_NOTES_PER_OCTAVE+1) * getParam(ParamId::Osc1OctaveOffset) + getParam(ParamId::Osc1SemitoneOffset));
+    uint8_t osc1NoteOffset = static_cast<uint8_t>(std::round((SYNTH_NOTES_PER_OCTAVE) * (getParam(ParamId::Osc1OctaveOffset) + getParam(ParamId::MasterOctaveOffset)) + getParam(ParamId::Osc1SemitoneOffset) + getParam(ParamId::MasterSemitoneOffset)));
-    uint8_t osc2NoteOffset = static_cast<uint8_t>((SYNTH_NOTES_PER_OCTAVE+1) * getParam(ParamId::Osc2OctaveOffset) + getParam(ParamId::Osc2SemitoneOffset));
+    uint8_t osc2NoteOffset = static_cast<uint8_t>(std::round((SYNTH_NOTES_PER_OCTAVE) * (getParam(ParamId::Osc2OctaveOffset) + getParam(ParamId::MasterOctaveOffset)) + getParam(ParamId::Osc2SemitoneOffset) + getParam(ParamId::MasterSemitoneOffset)));
-    uint8_t osc3NoteOffset = static_cast<uint8_t>((SYNTH_NOTES_PER_OCTAVE+1) * getParam(ParamId::Osc3OctaveOffset) + getParam(ParamId::Osc3SemitoneOffset));
+    uint8_t osc3NoteOffset = static_cast<uint8_t>(std::round((SYNTH_NOTES_PER_OCTAVE) * (getParam(ParamId::Osc3OctaveOffset) + getParam(ParamId::MasterOctaveOffset)) + getParam(ParamId::Osc3SemitoneOffset) + getParam(ParamId::MasterSemitoneOffset)));
     // sample oscillators
-    float osc1 = oscillators_[0].process(osc1NoteOffset + note_, getParam(ParamId::Osc1PitchOffset)/100.0f, scopeTrigger);
+    float osc1 = oscillators_[0].process(osc1NoteOffset + note_, (getParam(ParamId::Osc1PitchOffset) + getParam(ParamId::MasterPitchOffset))/100.0f, scopeTrigger);
-    float osc2 = oscillators_[1].process(osc2NoteOffset + note_, getParam(ParamId::Osc2PitchOffset)/100.0f, temp);
+    float osc2 = oscillators_[1].process(osc2NoteOffset + note_, (getParam(ParamId::Osc2PitchOffset) + getParam(ParamId::MasterPitchOffset))/100.0f, temp);
-    float osc3 = oscillators_[2].process(osc3NoteOffset + note_, getParam(ParamId::Osc3PitchOffset)/100.0f, temp);
+    float osc3 = oscillators_[2].process(osc3NoteOffset + note_, (getParam(ParamId::Osc3PitchOffset) + getParam(ParamId::MasterPitchOffset))/100.0f, temp);
-    
+
+    // TODO: implement controls for noise
+    //float scale = static_cast<float>(rand()) / static_cast<float>(RAND_MAX); // Range [0.0, 1.0]
+    //float noise = -1.0f + 2.0f * scale;
+    // these values didn't sound good so I commented them out before I get controls for them
+
     // mix oscillators
-    float sampleOut = (osc1 + osc2*0.25f + osc3*0.125f) * gain;
+    // TODO: implement gain controls for the other oscillators
+    float sampleOut = (osc1 + osc2*0.4f + osc3*0.15f) * gain; // pre-filtered noise
 
     // filter sample
     float baseFreq = oscillators_[0].frequency();
@@ -109,5 +116,7 @@ float Voice::process(float* params, bool& scopeTrigger) {
     float filteredSample = filter1_.biquadProcess(sampleOut);
     // sampleOut = filter2_.biquadProcess(sampleOut); // TODO: for some reason second filter is unstable only on windows 🤷
 
+    //filteredSample += noise*0.125f; // post-filtered noise
+
     return filteredSample;
 }

src/synth/Voice.h

@@ -12,6 +12,7 @@
 
 // TODO: make configurable
 #define SYNTH_OSCILLATOR_COUNT 3
+// if there's different oscillator amounts then we need to be able to dynamically create the ui for each of them
 
 struct SmoothedParam {
     float current = 0.0f;
@@ -63,7 +64,6 @@ private:
     // filters
     Filter filter1_;
     Filter filter2_;
-    // TODO: I think the filter's state being uninitialized is what's causing popping when a voice starts for the first time
 
     // paramstore pointer
     SmoothedParam* params_;

src/synth/WavetableController.cpp

@@ -17,6 +17,11 @@ void WavetableController::init() {
 
     wavetables_.resize(4); // resize for however many files we find
 
+    // don't really know how the files are gonna work
+    // but I'd like two files- a yaml that contains metadata like name, length, range, datatype, etc.
+    // and the main data be just a big array of that data type in a binary file
+    // although having it all in a single bin makes the most sense with the metadata being in the header
+
     float phase = 0.0f;
     float phaseInc = 2.0f * M_PI / static_cast<float>(SYNTH_WAVETABLE_SIZE);
 

src/ui/MainWindow.cpp

@@ -10,7 +10,7 @@ MainWindow::MainWindow(QWidget *parent) :
     ui_(new Ui::MainWindow),
     config_(ConfigInterface(&params_)),
     audio_(new AudioEngine(&config_, &params_)),
-    keyboard_(audio_->noteQueue()),
+    keyboard_(audio_->noteQueue(), &config_),
     midi_(audio_->noteQueue()) {
 
     // initialize ui
@@ -49,6 +49,67 @@ MainWindow::MainWindow(QWidget *parent) :
             audio_->parameters()->set(ParamId::Osc1WaveSelector2, index);
         });
 
+    // rogue sliders, TODO: clean these up in a package
+    connect(ui_->sliderMasterOctave, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::MasterOctaveOffset, value);
+        ui_->sliderMasterOctave->setResolution();
+    });
+    connect(ui_->sliderMasterSemitone, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::MasterSemitoneOffset, value);
+        ui_->sliderMasterSemitone->setResolution();
+    });
+    connect(ui_->sliderMasterPitch, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::MasterPitchOffset, value);
+    });
+
+    connect(ui_->sliderOsc1Octave, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc1OctaveOffset, value);
+        ui_->sliderOsc1Octave->setResolution();
+    });
+    connect(ui_->sliderOsc1Semitone, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc1SemitoneOffset, value);
+        ui_->sliderOsc1Semitone->setResolution();
+    });
+    connect(ui_->sliderOsc1Pitch, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc1PitchOffset, value);
+    });
+
+    connect(ui_->sliderOsc2Octave, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc2OctaveOffset, value);
+        ui_->sliderOsc2Octave->setResolution();
+    });
+    connect(ui_->sliderOsc2Semitone, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc2SemitoneOffset, value);
+        ui_->sliderOsc2Semitone->setResolution();
+    });
+    connect(ui_->sliderOsc2Pitch, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc2PitchOffset, value);
+    });
+
+    connect(ui_->sliderOsc3Octave, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc3OctaveOffset, value);
+        ui_->sliderOsc3Octave->setResolution();
+    });
+    connect(ui_->sliderOsc3Semitone, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc3SemitoneOffset, value);
+        ui_->sliderOsc3Semitone->setResolution();
+    });
+    connect(ui_->sliderOsc3Pitch, &SmartSlider::valueChanged,
+    this, [this](float value) {
+        audio_->parameters()->set(ParamId::Osc3PitchOffset, value);
+    });
+
     // synth business
     audio_->start();
 
@@ -75,14 +136,60 @@ void MainWindow::onResetClicked() {
 
     // initialize to defaults
 
-    config_.loadProfile("default");
+    YAML::Node configRoot = config_.loadProfile("default");
 
     // update ui from the paramstore
     ui_->envelopeOsc1Volume->init(EnvelopeId::Osc1Volume, config_.loadEnvProfile("default", "Osc1Volume"));
     ui_->envelopeFilterCutoff->init(EnvelopeId::FilterCutoff, config_.loadEnvProfile("default", "FilterCutoff"));
     ui_->envelopeFilterResonance->init(EnvelopeId::FilterResonance, config_.loadEnvProfile("default", "FilterResonance"));
 
-    ui_->comboOsc1WaveSelector1->setCurrentIndex(static_cast<int>(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1WaveSelector1)].def));
+    // TODO: clean these up, maybe put them in a package like the envelope generators (it'll help encapsulate the int-snapping business)
-    ui_->comboOsc1WaveSelector2->setCurrentIndex(static_cast<int>(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1WaveSelector2)].def));
+    // what I might do is make a variable-length slider-package object
+    ui_->sliderMasterOctave->setResolution(configRoot["MasterOctaveOffset"][2].as<int>() - configRoot["MasterOctaveOffset"][1].as<int>());
+    ui_->sliderMasterOctave->setRange(configRoot["MasterOctaveOffset"][1].as<int>(), configRoot["MasterOctaveOffset"][2].as<int>());
+    ui_->sliderMasterOctave->setValue(configRoot["MasterOctaveOffset"][0].as<int>());
+
+    ui_->sliderMasterSemitone->setResolution(configRoot["MasterSemitoneOffset"][2].as<int>() - configRoot["MasterSemitoneOffset"][1].as<int>());
+    ui_->sliderMasterSemitone->setRange(configRoot["MasterSemitoneOffset"][1].as<int>(), configRoot["MasterSemitoneOffset"][2].as<int>());
+    ui_->sliderMasterSemitone->setValue(configRoot["MasterSemitoneOffset"][0].as<int>());
+
+    ui_->sliderMasterPitch->setRange(configRoot["MasterPitchOffset"][1].as<float>(), configRoot["MasterPitchOffset"][2].as<float>());
+    ui_->sliderMasterPitch->setValue(configRoot["MasterPitchOffset"][0].as<float>());
+
+    ui_->sliderOsc1Octave->setResolution(configRoot["Osc1OctaveOffset"][2].as<int>() - configRoot["Osc1OctaveOffset"][1].as<int>());
+    ui_->sliderOsc1Octave->setRange(configRoot["Osc1OctaveOffset"][1].as<int>(), configRoot["Osc1OctaveOffset"][2].as<int>());
+    ui_->sliderOsc1Octave->setValue(configRoot["Osc1OctaveOffset"][0].as<int>());
+
+    ui_->sliderOsc1Semitone->setResolution(configRoot["Osc1SemitoneOffset"][2].as<int>() - configRoot["Osc1SemitoneOffset"][1].as<int>());
+    ui_->sliderOsc1Semitone->setRange(configRoot["Osc1SemitoneOffset"][1].as<int>(), configRoot["Osc1SemitoneOffset"][2].as<int>());
+    ui_->sliderOsc1Semitone->setValue(configRoot["Osc1SemitoneOffset"][0].as<int>());
+
+    ui_->sliderOsc1Pitch->setRange(configRoot["Osc1PitchOffset"][1].as<float>(), configRoot["Osc1PitchOffset"][2].as<float>());
+    ui_->sliderOsc1Pitch->setValue(configRoot["Osc1PitchOffset"][0].as<float>());
+
+    ui_->sliderOsc2Octave->setResolution(configRoot["Osc2OctaveOffset"][2].as<int>() - configRoot["Osc2OctaveOffset"][1].as<int>());
+    ui_->sliderOsc2Octave->setRange(configRoot["Osc2OctaveOffset"][1].as<int>(), configRoot["Osc2OctaveOffset"][2].as<int>());
+    ui_->sliderOsc2Octave->setValue(configRoot["Osc2OctaveOffset"][0].as<int>());
+
+    ui_->sliderOsc2Semitone->setResolution(configRoot["Osc2SemitoneOffset"][2].as<int>() - configRoot["Osc2SemitoneOffset"][1].as<int>());
+    ui_->sliderOsc2Semitone->setRange(configRoot["Osc2SemitoneOffset"][1].as<int>(), configRoot["Osc2SemitoneOffset"][2].as<int>());
+    ui_->sliderOsc2Semitone->setValue(configRoot["Osc2SemitoneOffset"][0].as<int>());
+
+    ui_->sliderOsc2Pitch->setRange(configRoot["Osc2PitchOffset"][1].as<float>(), configRoot["Osc2PitchOffset"][2].as<float>());
+    ui_->sliderOsc2Pitch->setValue(configRoot["Osc2PitchOffset"][0].as<float>());
+
+    ui_->sliderOsc3Octave->setResolution(configRoot["Osc3OctaveOffset"][2].as<int>() - configRoot["Osc3OctaveOffset"][1].as<int>());
+    ui_->sliderOsc3Octave->setRange(configRoot["Osc3OctaveOffset"][1].as<int>(), configRoot["Osc3OctaveOffset"][2].as<int>());
+    ui_->sliderOsc3Octave->setValue(configRoot["Osc3OctaveOffset"][0].as<int>());
+
+    ui_->sliderOsc3Semitone->setResolution(configRoot["Osc3SemitoneOffset"][2].as<int>() - configRoot["Osc3SemitoneOffset"][1].as<int>());
+    ui_->sliderOsc3Semitone->setRange(configRoot["Osc3SemitoneOffset"][1].as<int>(), configRoot["Osc3SemitoneOffset"][2].as<int>());
+    ui_->sliderOsc3Semitone->setValue(configRoot["Osc3SemitoneOffset"][0].as<int>());
+
+    ui_->sliderOsc3Pitch->setRange(configRoot["Osc3PitchOffset"][1].as<float>(), configRoot["Osc3PitchOffset"][2].as<float>());
+    ui_->sliderOsc3Pitch->setValue(configRoot["Osc3PitchOffset"][0].as<float>());
+    
+    ui_->comboOsc1WaveSelector1->setCurrentIndex(configRoot["OscWaveSelector1"].as<int>());
+    ui_->comboOsc1WaveSelector2->setCurrentIndex(configRoot["OscWaveSelector2"].as<int>());
 
 }

src/ui/MainWindow.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>1102</width>
+    <width>1100</width>
-    <height>564</height>
+    <height>900</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -261,6 +261,602 @@
      <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
     </property>
    </widget>
+   <widget class="Line" name="line_3">
+    <property name="geometry">
+     <rect>
+      <x>340</x>
+      <y>880</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc1Semitone" native="true">
+    <property name="geometry">
+     <rect>
+      <x>410</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_8">
+    <property name="geometry">
+     <rect>
+      <x>490</x>
+      <y>580</y>
+      <width>41</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Pitch</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc1Octave" native="true">
+    <property name="geometry">
+     <rect>
+      <x>340</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_9">
+    <property name="geometry">
+     <rect>
+      <x>410</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Semitone</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="Line" name="line_4">
+    <property name="geometry">
+     <rect>
+      <x>340</x>
+      <y>600</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc1Pitch" native="true">
+    <property name="geometry">
+     <rect>
+      <x>480</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_6">
+    <property name="geometry">
+     <rect>
+      <x>340</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Octave</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_10">
+    <property name="geometry">
+     <rect>
+      <x>630</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Semitone</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="Line" name="line_5">
+    <property name="geometry">
+     <rect>
+      <x>560</x>
+      <y>600</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_7">
+    <property name="geometry">
+     <rect>
+      <x>560</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Octave</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="Line" name="line_6">
+    <property name="geometry">
+     <rect>
+      <x>560</x>
+      <y>880</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc2Semitone" native="true">
+    <property name="geometry">
+     <rect>
+      <x>630</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_11">
+    <property name="geometry">
+     <rect>
+      <x>710</x>
+      <y>580</y>
+      <width>41</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Pitch</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc2Octave" native="true">
+    <property name="geometry">
+     <rect>
+      <x>560</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc2Pitch" native="true">
+    <property name="geometry">
+     <rect>
+      <x>700</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc3Semitone" native="true">
+    <property name="geometry">
+     <rect>
+      <x>850</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc3Pitch" native="true">
+    <property name="geometry">
+     <rect>
+      <x>920</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_12">
+    <property name="geometry">
+     <rect>
+      <x>780</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Octave</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderOsc3Octave" native="true">
+    <property name="geometry">
+     <rect>
+      <x>780</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_13">
+    <property name="geometry">
+     <rect>
+      <x>930</x>
+      <y>580</y>
+      <width>41</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Pitch</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="Line" name="line_7">
+    <property name="geometry">
+     <rect>
+      <x>780</x>
+      <y>600</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="Line" name="line_8">
+    <property name="geometry">
+     <rect>
+      <x>780</x>
+      <y>880</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_14">
+    <property name="geometry">
+     <rect>
+      <x>850</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Semitone</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_15">
+    <property name="geometry">
+     <rect>
+      <x>390</x>
+      <y>567</y>
+      <width>111</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Oscillator 1</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_16">
+    <property name="geometry">
+     <rect>
+      <x>611</x>
+      <y>567</y>
+      <width>111</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Oscillator 2</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_17">
+    <property name="geometry">
+     <rect>
+      <x>830</x>
+      <y>569</y>
+      <width>111</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Oscillator 3</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="Line" name="line_9">
+    <property name="geometry">
+     <rect>
+      <x>120</x>
+      <y>880</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_18">
+    <property name="geometry">
+     <rect>
+      <x>170</x>
+      <y>567</y>
+      <width>111</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Master</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_19">
+    <property name="geometry">
+     <rect>
+      <x>270</x>
+      <y>580</y>
+      <width>41</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Pitch</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderMasterOctave" native="true">
+    <property name="geometry">
+     <rect>
+      <x>120</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderMasterPitch" native="true">
+    <property name="geometry">
+     <rect>
+      <x>260</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="Line" name="line_10">
+    <property name="geometry">
+     <rect>
+      <x>120</x>
+      <y>600</y>
+      <width>211</width>
+      <height>20</height>
+     </rect>
+    </property>
+    <property name="orientation">
+     <enum>Qt::Orientation::Horizontal</enum>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_20">
+    <property name="geometry">
+     <rect>
+      <x>190</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Semitone</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
+   <widget class="SmartSlider" name="sliderMasterSemitone" native="true">
+    <property name="geometry">
+     <rect>
+      <x>190</x>
+      <y>610</y>
+      <width>65</width>
+      <height>280</height>
+     </rect>
+    </property>
+    <property name="autoFillBackground">
+     <bool>true</bool>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_21">
+    <property name="geometry">
+     <rect>
+      <x>120</x>
+      <y>580</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <pointsize>12</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>Octave</string>
+    </property>
+    <property name="alignment">
+     <set>Qt::AlignmentFlag::AlignCenter</set>
+    </property>
+   </widget>
   </widget>
  </widget>
  <customwidgets>
@@ -276,6 +872,12 @@
    <header>Scope/Scope.h</header>
    <container>1</container>
   </customwidget>
+  <customwidget>
+   <class>SmartSlider</class>
+   <extends>QWidget</extends>
+   <header>SmartSlider/SmartSlider.h</header>
+   <container>1</container>
+  </customwidget>
  </customwidgets>
  <resources/>
  <connections/>

src/ui/widgets/EnvelopeGenerator/EnvelopeGenerator.cpp

@@ -75,24 +75,6 @@ void EnvelopeGenerator::emitEnvelope() {
     );
 }
 
-void EnvelopeGenerator::init(EnvelopeId id) {
-
-    EnvelopeParam params = ENV_PARAMS[static_cast<size_t>(id)];
-
-    ui_->sliderDepth->setRange(PARAM_DEFS[static_cast<size_t>(params.depth)].min, PARAM_DEFS[static_cast<size_t>(params.depth)].max);
-    ui_->sliderAttack->setRange(PARAM_DEFS[static_cast<size_t>(params.a)].min, PARAM_DEFS[static_cast<size_t>(params.a)].max);
-    ui_->sliderDecay->setRange(PARAM_DEFS[static_cast<size_t>(params.d)].min, PARAM_DEFS[static_cast<size_t>(params.d)].max);
-    ui_->sliderSustain->setRange(PARAM_DEFS[static_cast<size_t>(params.s)].min, PARAM_DEFS[static_cast<size_t>(params.s)].max);
-    ui_->sliderRelease->setRange(PARAM_DEFS[static_cast<size_t>(params.r)].min, PARAM_DEFS[static_cast<size_t>(params.r)].max);
-
-    setDepth(PARAM_DEFS[static_cast<size_t>(params.depth)].def);
-    setAttack(PARAM_DEFS[static_cast<size_t>(params.a)].def);
-    setDecay(PARAM_DEFS[static_cast<size_t>(params.d)].def);
-    setSustain(PARAM_DEFS[static_cast<size_t>(params.s)].def);
-    setRelease(PARAM_DEFS[static_cast<size_t>(params.r)].def);
-
-}
-
 void EnvelopeGenerator::init(EnvelopeId id, std::array<ParamDefault, 5> profile) {
 
     EnvelopeParam params = ENV_PARAMS[static_cast<size_t>(id)];

src/ui/widgets/EnvelopeGenerator/EnvelopeGenerator.h

@@ -16,8 +16,7 @@ public:
     explicit EnvelopeGenerator(QWidget* parent = nullptr);
     ~EnvelopeGenerator();
 
-    // connects signals, sets parameters to the defaults defined in paramStore
+    // connects signals, sets parameters to a provided profile
-    void init(EnvelopeId id);
     void init(EnvelopeId id, std::array<ParamDefault, 5> profile);
 
     // setters

src/ui/widgets/SmartSlider/SmartSlider.cpp

@@ -42,6 +42,7 @@ void SmartSlider::setRange(float min, float max) {
 
     ui_->slider->setValue(sliderValue);
     ui_->spinValue->setValue(value);
+
 }
 
 // sets value of the slider and the spinBox, called by other classes
@@ -57,6 +58,10 @@ void SmartSlider::setValue(float value) {
     emit valueChanged(value);
 }
 
+void SmartSlider::setResolution(int resolution) {
+    sliderResolution_ = resolution;
+}
+
 float SmartSlider::value() {
     return ui_->spinValue->value();
 }

src/ui/widgets/SmartSlider/SmartSlider.h

@@ -9,6 +9,7 @@ QT_END_NAMESPACE
 
 // SmartSlider is the widget including a slider, min/max settings, and a value setting parameter
 class SmartSlider : public QWidget {
+
     Q_OBJECT
 
 public:
@@ -18,6 +19,8 @@ public:
     // setters
     void setRange(float min, float max);
     void setValue(float value);
+    void setResolution(int resolution);
+    void setResolution() { setResolution(static_cast<int>(max_ - min_)); }
 
     // getters
     float value();

src/ui/widgets/SmartSlider/SmartSlider.ui

@@ -19,6 +19,9 @@
   <property name="windowTitle">
    <string>Form</string>
   </property>
+  <property name="isInt" stdset="0">
+   <bool>false</bool>
+  </property>
   <widget class="QSlider" name="slider">
    <property name="geometry">
     <rect>
@@ -62,6 +65,12 @@
    <property name="buttonSymbols">
     <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
    </property>
+   <property name="minimum">
+    <double>-100000.000000000000000</double>
+   </property>
+   <property name="maximum">
+    <double>100000.000000000000000</double>
+   </property>
   </widget>
   <widget class="QDoubleSpinBox" name="spinMax">
    <property name="geometry">
@@ -84,8 +93,11 @@
    <property name="buttonSymbols">
     <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
    </property>
+   <property name="minimum">
+    <double>-100000.000000000000000</double>
+   </property>
    <property name="maximum">
-    <double>40000.000000000000000</double>
+    <double>100000.000000000000000</double>
    </property>
   </widget>
   <widget class="QDoubleSpinBox" name="spinValue">
@@ -117,8 +129,11 @@
    <property name="buttonSymbols">
     <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
    </property>
+   <property name="minimum">
+    <double>-100000.000000000000000</double>
+   </property>
    <property name="maximum">
-    <double>80000.000000000000000</double>
+    <double>100000.000000000000000</double>
    </property>
   </widget>
   <widget class="Line" name="line">