Changed directory structure and renamed applications

- autopilot -> drone_controller
- rtsp_ai_player -> ai_controller
- added top level qmake project file
- updated documentation
- moved small demo applications from tmp/ to misc/

drone_controller/main.cpp

@@ -0,0 +1,57 @@
+#include <ctime>
+
+#include <QCoreApplication>
+#include <QDebug>
+#include <QFile>
+
+#include "az_drone_controller.h"
+#include "az_drone_controller_plane.h"
+#include "az_mission.h"
+
+int main(int argc, char *argv[])
+{
+    // Add current data and time for easier log handling.
+    std::cout << "\n#################################################\n";
+    std::time_t currentTime = std::time(nullptr);
+    std::tm* localTime = std::localtime(&currentTime);
+    std::cout << "Starting autopilot program at " << std::put_time(localTime, "%Y-%m-%d %H:%M:%S") << std::endl;
+    std::cout << "#################################################\n";
+
+    // This is needed to have main event loop and signal-slot events in the AzDroneController.
+    QCoreApplication a(argc, argv);
+
+    if (a.arguments().size() != 4) {
+        qCritical() << "\nProgram needs three command line parameters.";
+        qCritical() << "\tFirst argument:  mission JSON file.";
+        qCritical() << "\tSecond argument: \"quadcopter\" or \"plane\".";
+        qCritical() << "\tThird argument:  \"udp\" or \"serial\" for connection type.";
+        qCritical() << "\tFor example ./autopilot mission.json plane udp";
+        return 1;
+    }
+
+    if (QFile::exists(a.arguments().at(1)) == false) {
+        qCritical() << "\nMission file doesn't exist";
+        return 1;
+    }
+
+    if (a.arguments().at(2) != "plane" && a.arguments().at(2) != "quadcopter") {
+        qCritical() << "\nPass \"quadcopter\" or \"plane\" for drone type as second argument";
+        return 1;
+    }
+
+    if (a.arguments().at(3) != "udp" && a.arguments().at(3) != "serial") {
+        qCritical() << "Pass \"udp\" or \"serial\" for connection type as third argument";
+        return 1;
+    }
+
+    // Reads mission from the JSON file which is given as command line option.
+    AzMission mission(argv[1]);
+    cout << mission;
+
+    // Launch a drone controller using the MAVSDK for ArduPilot-based flight controllers.
+    bool isPlane = a.arguments().at(2) == "plane";
+    AzDroneController *controller = isPlane ? new AzDroneControllerPlane(mission) : new AzDroneController(mission);
+    controller->start();
+
+    return a.exec();
+}