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mirror of https://github.com/TomHarte/CLK.git synced 2024-06-09 01:29:44 +00:00

Apply de minimis adaptations to get to build under Qt6.

This commit is contained in:
Thomas Harte 2023-12-29 22:04:24 -05:00
parent 74bee31a78
commit 09059ab869
4 changed files with 19 additions and 21 deletions

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@ -1,4 +1,4 @@
QT += core gui multimedia widgets
QT += core gui multimedia widgets openglwidgets
# Be specific about C++17 but also try the vaguer C++1z for older
# versions of Qt.
@ -24,10 +24,10 @@ DEFINES += TARGET_QT
DEFINES += IGNORE_APPLE
QMAKE_CXXFLAGS_RELEASE += -DNDEBUG
# Generate warnings for any use of APIs deprecated prior to Qt 6.0.0.
# Development was performed against Qt 5.14.
# Generate warnings for any use of APIs deprecated prior to Qt 7.0.0.
# Development was performed against Qt 6.6.1.
DEFINES += QT_DEPRECATED_WARNINGS
DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000
DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x070000
SRC = $$PWD/../..

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@ -5,6 +5,9 @@
#include <QObject>
#include <QStandardPaths>
#include <QAudioDevice>
#include <QMediaDevices>
#include <QtWidgets>
#include <QtGlobal>
@ -314,24 +317,24 @@ void MainWindow::launchMachine() {
static constexpr size_t samplesPerBuffer = 256; // TODO: select this dynamically.
const auto speaker = audio_producer->get_speaker();
if(speaker) {
const QAudioDeviceInfo &defaultDeviceInfo = QAudioDeviceInfo::defaultOutputDevice();
if(!defaultDeviceInfo.isNull()) {
QAudioFormat idealFormat = defaultDeviceInfo.preferredFormat();
QAudioDevice device(QMediaDevices::defaultAudioOutput());
if(true) { // TODO: how to check that audio output is available in Qt6?
QAudioFormat idealFormat = device.preferredFormat();
// Use the ideal format's sample rate, provide stereo as long as at least two channels
// are available, and — at least for now — assume a good buffer size.
audioIsStereo = (idealFormat.channelCount() > 1) && speaker->get_is_stereo();
audioIs8bit = idealFormat.sampleSize() < 16;
audioIs8bit = idealFormat.sampleFormat() == QAudioFormat::UInt8;
idealFormat.setChannelCount(1 + int(audioIsStereo));
idealFormat.setSampleSize(audioIs8bit ? 8 : 16);
idealFormat.setSampleFormat(audioIs8bit ? QAudioFormat::UInt8 : QAudioFormat::Int16);
speaker->set_output_rate(idealFormat.sampleRate(), samplesPerBuffer, audioIsStereo);
speaker->set_delegate(this);
audioThread.start();
audioThread.performAsync([this, idealFormat] {
audioThread.performAsync([&] {
// Create an audio output.
audioOutput = std::make_unique<QAudioOutput>(idealFormat);
audioOutput = std::make_unique<QAudioSink>(device, idealFormat);
// Start the output. The additional `audioBuffer` is meant to minimise latency,
// believe it or not, given Qt's semantics.
@ -373,13 +376,13 @@ void MainWindow::launchMachine() {
QAction *const asKeyboardAction = new QAction(tr("Use Keyboard as Keyboard"), this);
asKeyboardAction->setCheckable(true);
asKeyboardAction->setChecked(true);
asKeyboardAction->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_K));
// asKeyboardAction->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_K));
inputMenu->addAction(asKeyboardAction);
QAction *const asJoystickAction = new QAction(tr("Use Keyboard as Joystick"), this);
asJoystickAction->setCheckable(true);
asJoystickAction->setChecked(false);
asJoystickAction->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_J));
// asJoystickAction->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_J));
inputMenu->addAction(asJoystickAction);
connect(asKeyboardAction, &QAction::triggered, this, [=] {

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@ -1,12 +1,11 @@
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QAudioOutput>
#include <QAudioSink>
#include <QMainWindow>
#include <memory>
#include <mutex>
#include <optional>
#include "audiobuffer.h"
#include "timer.h"
@ -71,7 +70,7 @@ class MainWindow : public QMainWindow, public Outputs::Speaker::Speaker::Delegat
std::unique_ptr<Machine::DynamicMachine> machine;
std::mutex machineMutex;
std::unique_ptr<QAudioOutput> audioOutput;
std::unique_ptr<QAudioSink> audioOutput;
bool audioIs8bit = false, audioIsStereo = false;
void speaker_did_complete_samples(Outputs::Speaker::Speaker *speaker, const std::vector<int16_t> &buffer) override;
AudioBuffer audioBuffer;

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@ -3,7 +3,6 @@
#include <QApplication>
#include <QCursor>
#include <QDebug>
#include <QDesktopWidget>
#include <QGuiApplication>
#include <QKeyEvent>
#include <QMouseEvent>
@ -30,10 +29,7 @@ void ScanTargetWidget::paintGL() {
requestedRedrawTime = 0;
}
// TODO: if Qt 5.14 can be guaranteed, just use window()->screen().
const auto screenNumber = QApplication::desktop()->screenNumber(this);
QScreen *const screen = QGuiApplication::screens()[screenNumber];
QScreen *const screen = window()->screen();
const float newOutputScale = float(screen->devicePixelRatio());
if(outputScale != newOutputScale) {
outputScale = newOutputScale;