#include <QGuiApplication>
#include <Qt3DCore/QEntity>
#include <Qt3DCore/QTransform>
#include <Qt3DExtras/Qt3DWindow>
#include <Qt3DExtras/QText2DEntity>
#include <Qt3DExtras/QFirstPersonCameraController>
#include <Qt3DRender/QCamera>

int main(int argc, char *argv[])
{
    QGuiApplication application(argc, argv);
    Qt3DExtras::Qt3DWindow window;

    auto scene = new Qt3DCore::QEntity;
    window.setRootEntity(scene);

    auto text2D = new Qt3DExtras::QText2DEntity(scene);
    text2D->setFont(QFont("monospace", 5));
    text2D->setHeight(10.0);
    text2D->setWidth(20.0);
    text2D->setText("Test");
    text2D->setColor(Qt::yellow);

    auto text2dTransform = new Qt3DCore::QTransform;
    text2dTransform->setTranslation(QVector3D(-10.0f, 0.0f, 50.0f));
    text2D->addComponent(text2dTransform);

    auto camera = window.camera();
    camera->lens()->setPerspectiveProjection(60.0f, static_cast<float>(window.width()) / window.height(), 0.1f, 1000.0f);
    camera->setPosition(QVector3D(0.0f, 0.0f, 100.0f));
    camera->setViewCenter(QVector3D(0.0f, 0.0f, 0.0f));

    auto camController = new Qt3DExtras::QFirstPersonCameraController(scene);
    camController->setCamera(camera);

    window.show();
    return application.exec();
}