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Christmas cleaning

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2025-12-25 00:13:44 -06:00
parent 37b3c6ed66
commit 65fd963a3f
10 changed files with 198 additions and 125 deletions
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118
src/MainWindow.cpp
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@@ -1,118 +0,0 @@
#include "MainWindow.h"
#include <QTimer>
#include "ui_MainWindow.h"
#include "ParameterStore.h"
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow),
audio_(new AudioEngine()),
keyboard_(audio_->noteQueue()) {
ui->setupUi(this);
setFocusPolicy(Qt::StrongFocus);
// Initialize UI
updateCounterLabel();
// Connect buttons to slots
connect(ui->buttonIncrement, &QPushButton::clicked, this, &MainWindow::onIncrementClicked);
connect(ui->buttonReset, &QPushButton::clicked, this, &MainWindow::onResetClicked);
// slider business
// TODO: smart slider widget
connect(ui->slider, &QSlider::valueChanged, this, &MainWindow::onSliderValueChanged);
connect(ui->inputMin, &QLineEdit::editingFinished, this, &MainWindow::onMinChanged);
connect(ui->inputMax, &QLineEdit::editingFinished, this, &MainWindow::onMaxChanged);
connect(ui->inputStep, &QLineEdit::editingFinished, this, &MainWindow::onStepChanged);
connect(ui->inputValue, &QLineEdit::editingFinished, this, &MainWindow::onValueChanged);
// synth business
audio_->start();
// init defaults
// TODO:: there's gotta be a better way
ui->slider->setValue(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].def);
ui->slider->setMinimum(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].min);
ui->slider->setMaximum(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].max);
ui->inputValue->setText(QString::number(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].def));
ui->inputMin->setText(QString::number(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].min));
ui->inputMax->setText(QString::number(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].max));
}
MainWindow::~MainWindow() {
delete ui;
}
void MainWindow::keyPressEvent(QKeyEvent* event) {
keyboard_.handleKeyPress(event);
}
void MainWindow::keyReleaseEvent(QKeyEvent* event) {
keyboard_.handleKeyRelease(event);
}
void MainWindow::onIncrementClicked() {
counter_++;
updateCounterLabel();
}
void MainWindow::onResetClicked() {
counter_ = 0;
updateCounterLabel();
}
void MainWindow::updateCounterLabel() {
ui->labelCounter->setText(QString::number(counter_));
}
// allows only numbers to be set
void MainWindow::onSliderValueChanged(int value) {
QSignalBlocker blocker(ui->inputValue);
ui->inputValue->setText(QString::number(value));
// forward value so synthesizer can read
audio_->parameters()->set(ParamId::Osc1Frequency, static_cast<float>(value));
}
// allows only values within the min, max to be set by the text field
void MainWindow::onValueChanged() {
bool ok = false;
int value = ui->inputValue->text().toInt(&ok);
if(!ok) return;
value = qBound(ui->slider->minimum(), value, ui->slider->maximum());
ui->slider->setValue(value);
}
void MainWindow::applySliderRange() {
bool minOk, maxOk;
int min = ui->inputMin->text().toInt(&minOk);
int max = ui->inputMax->text().toInt(&maxOk);
if(!minOk || !maxOk || min > max) return;
ui->slider->setRange(min, max);
syncValueToUi(ui->slider->value());
}
void MainWindow::applySliderStep() {
bool ok;
int step = ui->inputStep->text().toInt(&ok);
if(!ok || step <= 0) return;
ui->slider->setSingleStep(step);
ui->slider->setPageStep(step);
}
void MainWindow::syncValueToUi(int value) {
QSignalBlocker block1(ui->slider);
QSignalBlocker block2(ui->inputValue);
value = qBound(ui->slider->minimum(), value, ui->slider->maximum());
ui->slider->setValue(value);
ui->inputValue->setText(QString::number(value));
}

2
src/main.cpp
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@@ -1,7 +1,7 @@
#include <QApplication>
#include "MainWindow.h"
#include "ui/MainWindow.h"
#include <iostream>

2
src/synth/Synth.cpp
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@@ -88,7 +88,7 @@ void Synth::process(float* out, uint32_t nFrames, uint32_t sampleRate) {
float sineSample = std::sin(phase_);
float squareSample = -0.707f;
if(phase_ >= M_PI) squareSample = 0.707f;
sampleOut = sineSample * gain;
sampleOut = squareSample * gain;
// write to buffer
out[2*i] = sampleOut; // left

118
src/ui/MainWindow.cpp Normal file
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@@ -0,0 +1,118 @@
#include "MainWindow.h"
#include <QTimer>
#include "ui_MainWindow.h"
#include "../ParameterStore.h"
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui_(new Ui::MainWindow),
audio_(new AudioEngine()),
keyboard_(audio_->noteQueue()) {
ui_->setupUi(this);
setFocusPolicy(Qt::StrongFocus);
// Initialize UI
updateCounterLabel();
// Connect buttons to slots
connect(ui_->buttonIncrement, &QPushButton::clicked, this, &MainWindow::onIncrementClicked);
connect(ui_->buttonReset, &QPushButton::clicked, this, &MainWindow::onResetClicked);
// slider business
// TODO: smart slider widget
connect(ui_->slider, &QSlider::valueChanged, this, &MainWindow::onSliderValueChanged);
connect(ui_->inputMin, &QLineEdit::editingFinished, this, &MainWindow::onMinChanged);
connect(ui_->inputMax, &QLineEdit::editingFinished, this, &MainWindow::onMaxChanged);
connect(ui_->inputStep, &QLineEdit::editingFinished, this, &MainWindow::onStepChanged);
connect(ui_->inputValue, &QLineEdit::editingFinished, this, &MainWindow::onValueChanged);
// synth business
audio_->start();
// init defaults
// TODO:: there's gotta be a better way
ui_->slider->setValue(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].def);
ui_->slider->setMinimum(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].min);
ui_->slider->setMaximum(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].max);
ui_->inputValue->setText(QString::number(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].def));
ui_->inputMin->setText(QString::number(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].min));
ui_->inputMax->setText(QString::number(PARAM_DEFS[static_cast<size_t>(ParamId::Osc1Frequency)].max));
}
MainWindow::~MainWindow() {
delete ui_;
}
void MainWindow::keyPressEvent(QKeyEvent* event) {
keyboard_.handleKeyPress(event);
}
void MainWindow::keyReleaseEvent(QKeyEvent* event) {
keyboard_.handleKeyRelease(event);
}
void MainWindow::onIncrementClicked() {
counter_++;
updateCounterLabel();
}
void MainWindow::onResetClicked() {
counter_ = 0;
updateCounterLabel();
}
void MainWindow::updateCounterLabel() {
ui_->labelCounter->setText(QString::number(counter_));
}
// allows only numbers to be set
void MainWindow::onSliderValueChanged(int value) {
QSignalBlocker blocker(ui_->inputValue);
ui_->inputValue->setText(QString::number(value));
// forward value so synthesizer can read
audio_->parameters()->set(ParamId::Osc1Frequency, static_cast<float>(value));
}
// allows only values within the min, max to be set by the text field
void MainWindow::onValueChanged() {
bool ok = false;
int value = ui_->inputValue->text().toInt(&ok);
if(!ok) return;
value = qBound(ui_->slider->minimum(), value, ui_->slider->maximum());
ui_->slider->setValue(value);
}
void MainWindow::applySliderRange() {
bool minOk, maxOk;
int min = ui_->inputMin->text().toInt(&minOk);
int max = ui_->inputMax->text().toInt(&maxOk);
if(!minOk || !maxOk || min > max) return;
ui_->slider->setRange(min, max);
syncValueToUi(ui_->slider->value());
}
void MainWindow::applySliderStep() {
bool ok;
int step = ui_->inputStep->text().toInt(&ok);
if(!ok || step <= 0) return;
ui_->slider->setSingleStep(step);
ui_->slider->setPageStep(step);
}
void MainWindow::syncValueToUi(int value) {
QSignalBlocker block1(ui_->slider);
QSignalBlocker block2(ui_->inputValue);
value = qBound(ui_->slider->minimum(), value, ui_->slider->maximum());
ui_->slider->setValue(value);
ui_->inputValue->setText(QString::number(value));
}

4
src/MainWindow.h → src/ui/MainWindow.h
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@@ -4,7 +4,7 @@
#include <QMainWindow>
#include <QKeyEvent>
#include "synth/AudioEngine.h"
#include "../synth/AudioEngine.h"
QT_BEGIN_NAMESPACE
namespace Ui {
@@ -35,7 +35,7 @@ private slots:
void onValueChanged();
private:
Ui::MainWindow *ui;
Ui::MainWindow *ui_;
int counter_ = 0;
int value = 0;

0
src/MainWindow.ui → src/ui/MainWindow.ui
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0
src/ui/SmartSlider.ui Normal file
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35
src/widgets/SmartSlider.cpp Normal file
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@@ -0,0 +1,35 @@
#include "SmartSlider.h"
SmartSlider(QWidget* parent = nullptr) {
}
void SmartSlider::setRange(float min, float max) {
}
void SmartSlider::setStep(float step) {
}
void SmartSlider::setValue(float value) {
}
void SmartSlider::value() const;
void SmartSlider::valueChanged(float value) {
}
void SmartSlider::onSliderChanged(int v) {
}
void SmartSlider::onSpinValueChanged(float v) {
}
void SmartSlider::onRangeChanged() {
}

37
src/widgets/SmartSlider.h Normal file
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@@ -0,0 +1,37 @@
#pragma once
#include <QWidget>
QT_BEGIN_NAMESPACE
namespace Ui { class SmartSlider; }
QT_END_NAMESPACE
class SmartSlider : public QWidget {
Q_OBJECT
public:
explicit SmartSlider(QWidget* parent = nullptr);
~SmartSlider() = default;
void setRange(float min, float max);
void setStep(float step);
void setValue(float value);
void value() const;
signals:
void valueChanged(float value);
private slots:
void onSliderChanged(int v);
void onSpinValueChanged(float v);
void onRangeChanged();
private:
Ui::SmartSlider* ui_;
int sliderResolution_ = 10000;
};