Merge SIM branch

simulation/VirtualLedBoard/.gitignore

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+# This file is used to ignore files which are generated
+# ----------------------------------------------------------------------------
+
+*~
+*.autosave
+*.a
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.rej
+*.so
+*.so.*
+*_pch.h.cpp
+*_resource.rc
+*.qm
+.#*
+*.*#
+core
+!core/
+tags
+.DS_Store
+.directory
+*.debug
+Makefile*
+*.prl
+*.app
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+Thumbs.db
+*.res
+*.rc
+/.qmake.cache
+/.qmake.stash
+
+# qtcreator generated files
+*.pro.user*
+
+# xemacs temporary files
+*.flc
+
+# Vim temporary files
+.*.swp
+
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+*.sdf
+*.opensdf
+*.vcxproj
+*vcxproj.*
+
+# MinGW generated files
+*.Debug
+*.Release
+
+# Python byte code
+*.pyc
+
+# Binaries
+# --------
+*.dll
+*.exe
+

simulation/VirtualLedBoard/VirtualLedBoard.pro

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+QT       += core gui
+QT       += network
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+CONFIG += c++11
+
+# You can make your code fail to compile if it uses deprecated APIs.
+# In order to do so, uncomment the following line.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+SOURCES += \
+    main.cpp \
+    mainwindow.cpp \
+    udpserver.cpp
+
+HEADERS += \
+    mainwindow.h \
+    settings.h \
+    udpserver.h
+
+FORMS += \
+    mainwindow.ui
+
+TRANSLATIONS += \
+    VirtualLedBoard_en_150.ts
+
+# Default rules for deployment.
+qnx: target.path = /tmp/$${TARGET}/bin
+else: unix:!android: target.path = /opt/$${TARGET}/bin
+!isEmpty(target.path): INSTALLS += target

simulation/VirtualLedBoard/VirtualLedBoard_en_150.ts

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+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE TS>
+<TS version="2.1" language="VirtualLedBoard_en_150"></TS>

simulation/VirtualLedBoard/main.cpp

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+#include "mainwindow.h"
+
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MainWindow w;
+    w.show();
+    return a.exec();
+}

simulation/VirtualLedBoard/mainwindow.cpp

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+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+#include <QPainter>
+#include <QPixmap>
+#include <QGraphicsPixmapItem>
+#include <QGraphicsView>
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+    , ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+    this->mOffscreenPanel = new QImage(DEFAULT_WIDTH + LED_DISTANCE, DEFAULT_HEIGHT + LED_DISTANCE, QImage::Format_RGB32);
+    this->drawImage(this->mOffscreenPanel);
+    this->server = new UdpLedServer (NULL, this);
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
+
+void MainWindow::drawImage(QImage *target) {
+    this->mScene=new QGraphicsScene() ;
+    QGraphicsView *graphicsView = new QGraphicsView();
+    graphicsView->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform);
+    graphicsView->setScene(this->mScene);
+    graphicsView->show();
+    this->ui->ledPanel->addWidget(graphicsView);
+}
+
+
+void MainWindow::setLED(uint8_t x, uint8_t y) {
+    /* draw inital screen */
+    QPainter painter(this->mOffscreenPanel);
+    painter.setRenderHint(QPainter::Antialiasing, true);
+    painter.setPen(QPen(COLOR_FOREGROUND, 1));
+    painter.setBrush(COLOR_FOREGROUND);
+    painter.drawEllipse(LED_DIAMETER/2 + (x* LED_DISTANCE), LED_DIAMETER/2 + (y * LED_DISTANCE), LED_DIAMETER, LED_DIAMETER);
+}
+
+void MainWindow::updatePanel(void) {
+
+    QGraphicsPixmapItem* item = new QGraphicsPixmapItem(QPixmap::fromImage(*(this->mOffscreenPanel)));
+    this->mScene->clear();
+    mScene->addItem(item);
+    this->renderPanel();
+}
+
+void MainWindow::renderPanel(void) {
+    this->mOffscreenPanel->fill(COLOR_BACKGROUND);
+}

simulation/VirtualLedBoard/mainwindow.h

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+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include <QImage>
+#include <QGraphicsScene>
+#include "udpserver.h"
+
+#include "settings.h"
+
+#define COLOR_BACKGROUND    Qt::black
+#define COLOR_FOREGROUND    QColor(255, 127, 0, 255)
+
+QT_BEGIN_NAMESPACE
+namespace Ui { class MainWindow; }
+QT_END_NAMESPACE
+
+/* dummy */
+class UdpLedServer;
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    MainWindow(QWidget *parent = nullptr);
+    ~MainWindow();
+
+public slots:
+    void setLED(uint8_t x, uint8_t y);
+    void updatePanel(void);
+
+private:
+    Ui::MainWindow *ui;
+    UdpLedServer *server            = nullptr;
+    QImage       *mOffscreenPanel   = nullptr;
+    QGraphicsScene* mScene          = nullptr;
+    void drawImage(QImage *image);
+    void renderPanel(void);
+};
+#endif // MAINWINDOW_H

simulation/VirtualLedBoard/mainwindow.ui

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+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>600</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <property name="sizePolicy">
+    <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+     <horstretch>0</horstretch>
+     <verstretch>0</verstretch>
+    </sizepolicy>
+   </property>
+   <widget class="QVBoxLayout" name="ledPanel">
+    <property name="geometry">
+     <rect>
+      <x>10</x>
+      <y>0</y>
+      <width>781</width>
+      <height>441</height>
+     </rect>
+    </property>
+   </widget>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>800</width>
+     <height>22</height>
+    </rect>
+   </property>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

simulation/VirtualLedBoard/settings.h

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+
+#define PACKET_LENGTH   801
+#define PACKET_INDEX_BRIGHTNESS 0
+#define PACKET_INDEX_PANEL0     1
+
+#define MAXIMUM_PANELSIZE 5
+#define PANEL_WIDTH 32
+#define PANEL_HEIGHT 40
+
+#define LED_DIAMETER 8
+#define LED_DISTANCE (LED_DIAMETER + 3)
+
+#define DEFAULT_WIDTH   (LED_DISTANCE * MAXIMUM_PANELSIZE * PANEL_WIDTH)
+#define DEFAULT_HEIGHT  (LED_DISTANCE * PANEL_HEIGHT)

simulation/VirtualLedBoard/udpserver.cpp

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+#include "udpserver.h"
+#include "settings.h"
+#include <QUdpSocket>
+#include <QNetworkDatagram>
+#include "mainwindow.h"
+
+#define UDP_IMAGE_PORT  4242
+
+UdpLedServer::UdpLedServer (QObject *parent, MainWindow *window)
+    : QObject(parent)
+{
+    initSocket();
+    connect(this,
+            &UdpLedServer::changeLEDstate,
+            window,
+            &MainWindow::setLED);
+    connect(this,
+            &UdpLedServer::updatePanelContent,
+            window,
+            &MainWindow::updatePanel);
+
+
+    for(int x=0; x < (PANEL_WIDTH * MAXIMUM_PANELSIZE); x++) {
+        for(int y=0; y < PANEL_HEIGHT; y++) {
+            changeLEDstate(x, y);
+        }
+    }
+    updatePanelContent();
+
+}
+
+void UdpLedServer ::initSocket()
+{
+    this->mUdpSocket = new QUdpSocket(this);
+    this->mUdpSocket->bind(QHostAddress::LocalHost, UDP_IMAGE_PORT);
+
+    connect(this->mUdpSocket, &QUdpSocket::readyRead,
+            this, &UdpLedServer ::readPendingDatagrams);
+}
+
+
+void UdpLedServer ::readPendingDatagrams()
+{
+    while (this->mUdpSocket->hasPendingDatagrams()) {
+        QNetworkDatagram datagram = this->mUdpSocket->receiveDatagram();
+        processTheDatagram(datagram);
+    }
+}
+
+void UdpLedServer::processTheDatagram(QNetworkDatagram datagram) {
+    if (datagram.isValid() && datagram.data().length() == PACKET_LENGTH) {
+        uint8_t brightness = datagram.data().at(PACKET_INDEX_BRIGHTNESS);
+        int currentIndex = PACKET_INDEX_PANEL0;
+
+        uint16_t mask = 1;
+        for(int y=0; y < PANEL_HEIGHT; y++) {
+            for(int x=0; x < (PANEL_WIDTH * MAXIMUM_PANELSIZE); x++) {
+                if (datagram.data().at(currentIndex) & mask) {
+                    this->changeLEDstate(x, y);
+                    qDebug() << x << "x" << y << " set";
+                }
+                mask = (mask << 1);
+                if (mask >= 256) {
+                    mask = 1;
+                    currentIndex++;
+                }
+            }
+        }
+        this->updatePanelContent();
+
+        qDebug() << "Received datagram:" << brightness;
+
+    }
+}

simulation/VirtualLedBoard/udpserver.h

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+#ifndef UDPSERVER_H
+#define UDPSERVER_H
+
+#include <QAbstractItemModel>
+#include <QUdpSocket>
+#include "mainwindow.h"
+
+class MainWindow;
+
+class UdpLedServer : public QObject
+{
+    Q_OBJECT
+
+public:
+    /*UdpLedServer (QObject *parent = nullptr); */
+    UdpLedServer (QObject *parent = nullptr, MainWindow *window = nullptr);
+
+private:
+    void initSocket();
+    void readPendingDatagrams();
+    QUdpSocket *mUdpSocket;
+    void processTheDatagram(QNetworkDatagram datagram);
+
+signals:
+    void changeLEDstate(uint8_t x, uint8_t y);
+    void updatePanelContent(void);
+};
+
+#endif // UDPSERVER_H