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- Qt3D の用法

# Qt3D の用法

この章では様々な用例を通して Qt3D の用法を学びます。

## 立方体の描画

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oCube = new  QCuboidMesh(oRootEntity) {
                    setXextent(2)
                    setYextent(2)
                    setZextent(3)
            }

            oCubeTransform = new  QTransform(oCube)
            oCubeTransform.setScale(2)
            oCubeTransform.setTranslation(new QVector3D(3, 3, 3))

            oCubeMaterial = new QPhongMaterial(oCube)
            oCubeMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

            oCubeEntity = new QEntity(oRootEntity)
            oCubeEntity.addComponent(oCube)
            oCubeEntity.addComponent(oCubeMaterial)
            oCubeEntity.addComponent(oCubeTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Cube")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## トーラスの描画

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oTorus = new  QTorusMesh(oRootEntity)
                    oTorus.setRadius(1.0)
                    oTorus.setMinorRadius(0.4)
                    oTorus.setRings(100)
                    oTorus.setSlices(20)

            oTorusTransform = new  QTransform(oTorus)
            oTorusTransform.setScale(2)
            oTorusTransform.setTranslation(new QVector3D(3, 3, 3))

            oTorusMaterial = new QPhongMaterial(oTorus)
            oTorusMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

            oTorusEntity = new QEntity(oRootEntity)
            oTorusEntity.addComponent(oTorus)
            oTorusEntity.addComponent(oTorusMaterial)
            oTorusEntity.addComponent(oTorusTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Torus")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## 球体の描画

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oSphere = new  QSphereMesh(oRootEntity)
                    oSphere.setRadius(1.0)
                    oSphere.setRings(100)
                    oSphere.setSlices(20)

            oSphereTransform = new  QTransform(oSphere)
            oSphereTransform.setScale(2)
            oSphereTransform.setTranslation(new QVector3D(3, 3, 3))

            oSphereMaterial = new QPhongMaterial(oSphere)
            oSphereMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

            oSphereEntity = new QEntity(oRootEntity)
            oSphereEntity.addComponent(oSphere)
            oSphereEntity.addComponent(oSphereMaterial)
            oSphereEntity.addComponent(oSphereTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Sphere")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## 円柱の描画

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oCylinder = new  QCylinderMesh(oRootEntity)
                    oCylinder.setRadius(1)
                    oCylinder.setRings(100)
                    oCylinder.setSlices(20)
            oCylinder.setLength(5)

            oCylinderTransform = new  QTransform(oCylinder)
            oCylinderTransform.setScale(2)
            oCylinderTransform.setTranslation(new QVector3D(1, 0, 3))

            oCylinderMaterial = new QPhongMaterial(oCylinder)
            oCylinderMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

            oCylinderEntity = new QEntity(oRootEntity)
            oCylinderEntity.addComponent(oCylinder)
            oCylinderEntity.addComponent(oCylinderMaterial)
            oCylinderEntity.addComponent(oCylinderTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Cylinder")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## 円錐の描画

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oCone = new  QConeMesh(oRootEntity)
                    oCone.setRings(100)
                    oCone.setSlices(20)
            oCone.setLength(5)

            oConeTransform = new  QTransform(oCone)
            oConeTransform.setScale(2)
            oConeTransform.setTranslation(new QVector3D(1, 0, 3))

            oConeMaterial = new QPhongMaterial(oCone)
            oConeMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

            oConeEntity = new QEntity(oRootEntity)
            oConeEntity.addComponent(oCone)
            oConeEntity.addComponent(oConeMaterial)
            oConeEntity.addComponent(oConeTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Cone")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## 平面の描画

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oPlane = new  QPlaneMesh(oRootEntity)
            oPlane.setHeight(5)
            oPlane.setWidth(5)
            oPlane.setmeshresolution(new qSize(10,10))

            oPlaneTransform = new  QTransform(oPlane)
            oPlaneTransform.setScale(2)
            oPlaneTransform.setTranslation(new QVector3D(0, -4, 4))

            oPlaneMaterial = new QPhongMaterial(oPlane)
            oPlaneMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

            oPlaneEntity = new QEntity(oRootEntity)
            oPlaneEntity.addComponent(oPlane)
            oPlaneEntity.addComponent(oPlaneMaterial)
            oPlaneEntity.addComponent(oPlaneTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Plane")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## テクスチャ

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oCube = new  QCuboidMesh(oRootEntity) {
                    setXextent(2)
                    setYextent(2)
                    setZextent(3)
            }

            oCubeTransform = new  QTransform(oCube)
            oCubeTransform.setScale(2)
            oCubeTransform.setTranslation(new QVector3D(3, 3, 3))

            oTextureLoader = new  QTextureLoader(oCube);
            oTextureLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
            oCubeMaterial = new QTextureMaterial(oCube)
            oCubeMaterial.setTexture(oTextureLoader)

            oCubeEntity = new QEntity(oRootEntity)
            oCubeEntity.addComponent(oCube)
            oCubeEntity.addComponent(oCubeMaterial)
            oCubeEntity.addComponent(oCubeTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Adding Texture")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## キー入力

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

                    oFilter = new qallevents(oView)
                    oFilter.setKeyPressEvent("pKeyPress()")
                    oView.installeventfilter(oFilter)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)
            oCamController.setEnabled(False)

            oCube = new  QCuboidMesh(oRootEntity) {
                    setXextent(2)
                    setYextent(2)
                    setZextent(3)
            }

            oCubeTransform = new  QTransform(oCube)
            oCubeTransform.setScale(2)
            oCubeTransform.setTranslation(new QVector3D(3, 3, 3))

            oTextureLoader = new  QTextureLoader(oCube);
            oTextureLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
            oCubeMaterial = new QTextureMaterial(oCube)
            oCubeMaterial.setTexture(oTextureLoader)

            oCubeEntity = new QEntity(oRootEntity)
            oCubeEntity.addComponent(oCube)
            oCubeEntity.addComponent(oCubeMaterial)
            oCubeEntity.addComponent(oCubeTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Moving Cube using the Keyboard")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            oContainer.setfocus(0)

            exec()
    }

    func pKeyPress
            nKey = oFilter.getkeycode()
            oX = oCubeTransform.translation().x()
            oY = oCubeTransform.translation().y()
            oZ = oCubeTransform.translation().z()
            switch nKey
                    on Qt_Key_Right
                            oX++
                    on Qt_Key_Left
                            oX--
                    on Qt_Key_Up
                            oY++
                    on Qt_Key_Down
                            oY--
            off
            oCubeTransform.setTranslation(new QVector3D(oX, oY, oZ))

## オブジェクト・ピッカー

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

                    oFilter = new qallevents(oView)
                    oFilter.setKeyPressEvent("pKeyPress()")
                    oView.installeventfilter(oFilter)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)
            oCamController.setEnabled(False)

            oCube = new  QCuboidMesh(oRootEntity) {
                    setXextent(2)
                    setYextent(2)
                    setZextent(3)
            }

            oCubeTransform = new  QTransform(oCube)
            oCubeTransform.setScale(2)
            oCubeTransform.setTranslation(new QVector3D(3, 3, 3))

            oTextureLoader = new  QTextureLoader(oCube);
            oTextureLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
            oCubeMaterial = new QTextureMaterial(oCube)
            oCubeMaterial.setTexture(oTextureLoader)

            oCubeEntity = new QEntity(oRootEntity)
            oCubeEntity.addComponent(oCube)
            oCubeEntity.addComponent(oCubeMaterial)
            oCubeEntity.addComponent(oCubeTransform)

            oPicker = new qObjectPicker(oCube) {
                    setclickedevent("pClick()")
            }
            oCubeEntity.addComponent(oPicker)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Object Picker - Click on the Cube")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            oContainer.setfocus(0)

            exec()
    }

    func pKeyPress
            nKey = oFilter.getkeycode()
            oX = oCubeTransform.translation().x()
            oY = oCubeTransform.translation().y()
            oZ = oCubeTransform.translation().z()
            switch nKey
                    on Qt_Key_Right
                            oX++
                    on Qt_Key_Left
                            oX--
                    on Qt_Key_Up
                            oY++
                    on Qt_Key_Down
                            oY--
            off
            oCubeTransform.setTranslation(new QVector3D(oX, oY, oZ))

    func pClick
            msginfo("Event","Click")
            oContainer.setfocus(0)

## フレームアクション

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)
            oCamController.setEnabled(False)

            oCube = new  QCuboidMesh(oRootEntity) {
                    setXextent(1)
                    setYextent(1)
                    setZextent(1)
            }

            oCubeTransform = new  QTransform(oCube)
            oCubeTransform.setScale(2)
            oCubeTransform.setTranslation(new QVector3D(-5, -5, -5))

            oTextureLoader = new  QTextureLoader(oCube);
            oTextureLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
            oCubeMaterial = new QTextureMaterial(oCube)
            oCubeMaterial.setTexture(oTextureLoader)

            oCubeEntity = new QEntity(oRootEntity)
            oCubeEntity.addComponent(oCube)
            oCubeEntity.addComponent(oCubeMaterial)
            oCubeEntity.addComponent(oCubeTransform)

            nAngle=0        nSpeed=0.1
            oFrameAction = new qFrameAction(oRootEntity) {
                    settriggeredevent("pEvent()")
            }

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Frame Action")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

    func pEvent

            # Move the Cube
                    oX = oCubeTransform.translation().x()
                    oY = oCubeTransform.translation().y()
                    oZ = oCubeTransform.translation().z()
                    if oX >= 4
                            nSpeed=-0.1
                    but oX <= -10
                            nSpeed=0.1
                    ok
                    oCubeTransform.setTranslation(
                            new QVector3D(oX+nSpeed, oY+nSpeed, oZ+nSpeed))

            # Rotate the Cube
                    nAngle+=5  if nAngle=360  nAngle=0 ok
                    oQ = new QQuaternion(0,0,0,0)
                    oCubeTransform.setRotation(
                            oQ.fromAxisAndAngle(new QVector3D(0, 1, 0), nAngle))

## 2Dテキスト

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oView.defaultframegraph().setclearcolor(new QColor() {setRGB(100,250,150,255)})

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oCube = new  QCuboidMesh(oRootEntity) {
                    setXextent(2)
                    setYextent(2)
                    setZextent(3)
            }

            oCubeTransform = new  QTransform(oCube)
            oCubeTransform.setScale(2)
            oCubeTransform.setTranslation(new QVector3D(0, 3, 4))

            oTextureLoader = new  QTextureLoader(oCube);
            oTextureLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/ring.bmp") )
            oCubeMaterial = new QTextureMaterial(oCube)
            oCubeMaterial.setTexture(oTextureLoader)

            oCubeEntity = new QEntity(oRootEntity)
            oCubeEntity.addComponent(oCube)
            oCubeEntity.addComponent(oCubeMaterial)
            oCubeEntity.addComponent(oCubeTransform)

            oText2DEntity = new  QText2DEntity(oRootEntity) {
                    setText("Ring programming language")
                    setWidth(400) setHeight(40)
                    setColor(new QColor() {setRGB(128,128,128,255)})
            }

            oText2DTransform = new  QTransform(oText2DEntity)
            oText2DTransform.setScale(0.1)
            oText2DTransform.setTranslation(new QVector3D(-10.5, -5, 0))

            oText2DEntity.addComponent(oText2DTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Text2D")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## テキストの押し出し

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oView.defaultframegraph().setclearcolor(new QColor() {setRGB(100,250,150,255)})

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oCube = new  QCuboidMesh(oRootEntity) {
                    setXextent(2)
                    setYextent(2)
                    setZextent(3)
            }

            oCubeTransform = new  QTransform(oCube)
            oCubeTransform.setScale(2)
            oCubeTransform.setTranslation(new QVector3D(0, 3, 4))

            oTextureLoader = new  QTextureLoader(oCube);
            oTextureLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/ring.bmp") )
            oCubeMaterial = new QTextureMaterial(oCube)
            oCubeMaterial.setTexture(oTextureLoader)

            oCubeEntity = new QEntity(oRootEntity)
            oCubeEntity.addComponent(oCube)
            oCubeEntity.addComponent(oCubeMaterial)
            oCubeEntity.addComponent(oCubeTransform)

            oTextEntity = new QEntity(oRootEntity)

            oTextMesh = new  QExtrudedTextMesh(oTextEntity) {
                    setText("Ring")
            }

            oTextTransform = new  QTransform(oTextEntity)
            oTextTransform.setScale(3)
            oTextTransform.setTranslation(new QVector3D(-5.5, -4, 3))

            oTextMaterial = new QPhongMaterial(oTextEntity);
            oTextMaterial.setDiffuse(new QColor() {setRGB(0,0,255,255)})

            oTextEntity.addComponent(oTextMesh)
            oTextEntity.addComponent(oTextTransform)
            oTextEntity.addComponent(oTextMaterial)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Extruded Text")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## モデル

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oModel = new qmesh(oRootEntity)

            oModel.setsource(
                    new qURL("file:///"+currentdir()+"/assets/model/lucky_cat.obj") )

            oModelTransform = new  QTransform(oModel)
            oModelTransform.setScale(0.1)
            oModelTransform.setTranslation(new QVector3D(0, 0, 0))
            oQ = new QQuaternion(0,0,0,0)
            oModelTransform.setRotation(oQ.fromAxisAndAngle(new QVector3D(0, 1, 0), 180))

            oModelMaterial = new QPhongMaterial(oModel)
            oModelMaterial.setDiffuse(new QColor() {setRGB(0,255,128,255)})

            oModelEntity = new QEntity(oRootEntity)
            oModelEntity.addComponent(oModel)
            oModelEntity.addComponent(oModelmaterial)
            oModelEntity.addComponent(oModelTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Model (Obj File)")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## モデルテクスチャ

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 25, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oModel = new qmesh(oRootEntity)

            oModel.setsource(
                    new qURL("file:///"+currentdir()+"/assets/model/Robot.obj") )

            oModelTransform = new  QTransform(oModel)
            oModelTransform.setScale(0.5)
            oModelTransform.setTranslation(new QVector3D(0, 12, 4))

            oLoader = new  QTextureLoader(oModel)
            oModelMaterial = new QTextureMaterial(oModel)
            oLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/Robot.jpg") )
            oModelMaterial.setTexture(oLoader)

            oModelEntity = new QEntity(oRootEntity)
            oModelEntity.addComponent(oModel)
            oModelEntity.addComponent(oModelMaterial)
            oModelEntity.addComponent(oModelTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Model Texture")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## 事務所の描画

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 0, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oModel = new qmesh(oRootEntity)

            oModel.setsource(
                    new qURL("file:///"+currentdir()+"/assets/model/Reception_Table.obj") )

            oModelTransform = new  QTransform(oModel)
            oModelTransform.setScale(1)
            oModelTransform.setTranslation(new QVector3D(0, -2.5, 16))

            oModelMaterial = new QPhongMaterial(oModel)
            oModelMaterial.setDiffuse(new QColor() {setRGB(0,255,128,255)})

            oModelEntity = new QEntity(oRootEntity)
            oModelEntity.addComponent(oModel)
            oModelEntity.addComponent(oModelmaterial)
            oModelEntity.addComponent(oModelTransform)

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Model (Obj File) - Office")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## 複数オブジェクト

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 20, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oModel = new qmesh(oRootEntity)
            oModel.setsource(
                    new qURL("file:///"+currentdir()+"/assets/model/Robot.obj") )

            oModelTransform = new  QTransform(oModel)
            oModelTransform.setScale(0.2)
            oModelTransform.setTranslation(new QVector3D(0, 10, 10))

            oModelMaterial = new QPhongMaterial(oModel)
            oModelMaterial.setDiffuse(new QColor() {setRGB(0,100,0,0)})

            oModelEntity = new QEntity(oRootEntity)
            oModelEntity.addComponent(oModel)

            oLoader = new  QTextureLoader(oModel);
            oModelMaterial = new QTextureMaterial(oModel)
            oLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
            oModelMaterial.setTexture(oLoader)

            oModelEntity.addComponent(oModelMaterial)
            oModelEntity.addComponent(oModelTransform)

            for n = 1 to 10

                    oTorus = new  QTorusMesh(oRootEntity)
                            oTorus.setRadius(1.0*n)
                            oTorus.setMinorRadius(0.4*n)
                            oTorus.setRings(100)
                            oTorus.setSlices(20)

                    oTorusTransform = new  QTransform(null)
                    oTorusTransform.setScale(2)
                    oTorusTransform.setTranslation(new QVector3D(5.0*n, 4.0*n, 0.0))

                    oTorusMaterial = new QPhongMaterial(null);
                    oTorusMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

                    oTorusEntity = new QEntity(oRootEntity)
                    oTorusEntity.addComponent(oTorus)

                    oLoader = new  QTextureLoader(oTorus);
                    oTorusMaterial = new QTextureMaterial(oTorus)
                    oLoader.setSource(
                            new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
                    oTorusMaterial.setTexture(oLoader)

                    oTorusEntity.addComponent(oTorusMaterial)
                    oTorusEntity.addComponent(oTorusTransform)
            next

            oView.setRootEntity(oRootEntity)

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)

            oWidget {
                    setwindowtitle("Using Qt3D - Many Objects")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

## カメラ

    load "guilib.ring"

    new qApp {

            oView = new Qt3dwindow()

            oWidget = new QWidget()
            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000.0)
                    oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(0, 20, 0))

            oLightEntity = new QEntity(oRootEntity)
                    oLight = new QPointLight(oLightEntity)
            oLight.setColor(new QColor() { setRGB(255,255,255,255) })
            oLight.setIntensity(1)
            oLightEntity.addComponent(oLight)

            oLightTransform = new QTransform(oLightEntity)
            oLightTransform.setTranslation(oCameraEntity.position())
            oLightEntity.addComponent(oLightTransform)

            oCamController = new  QFirstPersonCameraController(oRootEntity)
                    oCamController.setCamera(oCameraEntity)

            oModel = new qmesh(oRootEntity)
            oModel.setsource(
                    new qURL("file:///"+currentdir()+"/assets/model/Robot.obj") )

            oModelTransform = new  QTransform(oModel)
            oModelTransform.setScale(0.2)
            oModelTransform.setTranslation(new QVector3D(0, 10, 10))

            oModelMaterial = new QPhongMaterial(oModel)
            oModelMaterial.setDiffuse(new QColor() {setRGB(0,100,0,0)})

            oModelEntity = new QEntity(oRootEntity)
            oModelEntity.addComponent(oModel)

            oLoader = new  QTextureLoader(oModel);
            oModelMaterial = new QTextureMaterial(oModel)
            oLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
            oModelMaterial.setTexture(oLoader)

            oModelEntity.addComponent(oModelMaterial)
            oModelEntity.addComponent(oModelTransform)

            for n = 1 to 10

                    oTorus = new  QTorusMesh(oRootEntity)
                            oTorus.setRadius(1.0*n)
                            oTorus.setMinorRadius(0.4*n)
                            oTorus.setRings(100)
                            oTorus.setSlices(20)

                    oTorusTransform = new  QTransform(null)
                    oTorusTransform.setScale(2)
                    oTorusTransform.setTranslation(new QVector3D(5.0*n, 4.0*n, 0.0))

                    oTorusMaterial = new QPhongMaterial(null);
                    oTorusMaterial.setDiffuse(new QColor() {setRGB(200,100,100,100)})

                    oTorusEntity = new QEntity(oRootEntity)
                    oTorusEntity.addComponent(oTorus)

                    oLoader = new  QTextureLoader(oTorus);
                    oTorusMaterial = new QTextureMaterial(oTorus)
                    oLoader.setSource(
                            new QUrl("file:///"+currentdir()+"/assets/texture/gold.jpg") )
                    oTorusMaterial.setTexture(oLoader)

                    oTorusEntity.addComponent(oTorusMaterial)
                    oTorusEntity.addComponent(oTorusTransform)
            next

            oView.setRootEntity(oRootEntity)

            btn1 = new qPushButton(oWidget) {
                    setText("Move the Camera and the Robot") setClickEvent("pMove()")
            }

            oLayout = new QVBoxLayout()
            oLayout.AddWidget(oContainer)
            oLayout.AddWidget(btn1)

            oWidget {
                    setwindowtitle("Using Qt3D - Camera")
                    resize(800,600)
                    setLayout(oLayout)
                    showMaximized()
            }

            exec()
    }

    func pMove

            oCameraEntity.setPosition(new QVector3D(0, 0, 20.0))
                    oCameraEntity.setUpVector(new QVector3D(0, 1, 0))
                    oCameraEntity.setViewCenter(new QVector3D(20, 15, 20))

            oModelTransform.setTranslation(new QVector3D(20, 15, 20))
            oQ = new QQuaternion(0,0,0,0)
            oModelTransform.setRotation(oQ.fromAxisAndAngle(new QVector3D(1, 1, 0), 270))

## シーン

    load "guilib.ring"

    new qApp {

            oWidget = new QWidget()

            oView = new Qt3DWindow()
            oView.defaultFrameGraph().setClearColor(new QColor() {setRGB(0,0,0,255)})

            oContainer = oWidget.createWindowContainer(oView,oWidget,0)

            oRootEntity = new QEntity(oContainer)

            oInput = new QInputAspect(oRootEntity)
                    oView.registerAspect(oInput)

            oCameraEntity = oView.Camera()

            oCameraEntity.lens().setPerspectiveProjection(45.0, 16.0/9.0, 0.1, 1000)
            oCameraEntity.setPosition(new QVector3D(-13.34, -6.43, 16.47))
                    oCameraEntity.setUpVector(new QVector3D(0.02, 0, 1))
                    oCameraEntity.setViewCenter(new QVector3D(-13.34, 17.05, 15.42))

            oCameraController = new  QFirstPersonCameraController(oRootEntity)
            oCameraController.setCamera(oCameraEntity)
            oCameraController.setEnabled(False)

            oLongRoomEntity = new QEntity(oRootEntity)

            oLongRoomModel = new QMesh(oLongRoomEntity)

            oLongRoomModel.setSource(
                    new qURL("file:///"+CurrentDir()+"/assets/model/Long_Room.obj") )

            oLongRoomTransform = new  QTransform(oLongRoomEntity)
            oLongRoomTransform.setScale(1)
            oLongRoomTransform.setTranslation(new QVector3D(5, 0, 15))

            oLongRoomLoader = new  QTextureLoader(oLongRoomModel)
            oLongRoomMaterial = new QTextureMaterial(oLongRoomModel)
            oLongRoomLoader.setSource(
                    new QUrl("file:///"+currentdir()+"/assets/texture/croc.jpg") )
            oLongRoomMaterial.setTexture(oLongRoomLoader)

            oLongRoomEntity.addComponent(oLongRoomModel)
            oLongRoomEntity.addComponent(oLongRoomMaterial)
            oLongRoomEntity.addComponent(oLongRoomTransform)

            oTableEntity = new QEntity(oRootEntity)

            oTableModel = new QMesh(oTableEntity)
            oTableModel.setSource(
                    new qURL("file:///"+CurrentDir()+"/assets/model/Reception_Table.obj") )

            oTableTransform = new  QTransform(oTableEntity)
            oTableTransform.setScale(0.3)
            oTableTransform.setTranslation(new QVector3D(5, 0, 15))
            oQ = new QQuaternion(0,0,0,0)
            oTableTransform.setRotation(oQ.fromAxisAndAngle(new QVector3D(0, 1, 1), -180))

            oTableModelMaterial = new QPhongMaterial(oTableEntity)
            oTableModelMaterial.setDiffuse(new QColor() {setRGB(255,255,255,255)})

            oTableEntity.addComponent(oTableModel)
            oTableEntity.addComponent(oTableModelmaterial)
            oTableEntity.addComponent(oTableTransform)

            oFirstLightEntity = new QEntity(oRootEntity)

                    oFirstLight = new QPointLight(oFirstLightEntity)
            oFirstLight.setColor(new qColor() { setRGB(128,128,128,128) })
            oFirstLight.setIntensity(1)

            oFirstLightTransform = new QTransform(oFirstLightEntity)
            oFirstLightTransform.setTranslation(new QVector3D(5, 0, 20))

            oFirstLightEntity.addComponent(oFirstLight)
            oFirstLightEntity.addComponent(oFirstLightTransform)

            aCats = list(5)
            for n = 1 to 5
            v = n * 0.1
            aCats[n] = []
            aCats[n][:oCatModelEntity] = new QEntity(oRootEntity)
            aCats[n][:oCatModel] = new QMesh(aCats[n][:oCatModelEntity])
            aCats[n][:oCatModel].setSource(
                    new qURL("file:///"+CurrentDir()+"/assets/model/Lucky_Cat.obj") )
            aCats[n][:oCatModelMaterial] = new QPhongMaterial(aCats[n][:oCatModel])
            aCats[n][:oCatModelMaterial].setDiffuse(
                    new QColor() {setRGB(255,255,255,255)})
            aCats[n][:oCatModelTransform] = new  QTransform(aCats[n][:oCatModelEntity])
            aCats[n][:oCatModelTransform].setScale(0.01)
            aCats[n][:oCatModelTransform].setTranslation(
                    new QVector3D(-5*(v+v), 1, 15.2))
            oQ = new QQuaternion(0,0,0,0)
            aCats[n][:oCatModelTransform].setRotation(
                    oQ.fromAxisAndAngle(
                            new QVector3D(0, 1, 1), 180))
            aCats[n][:oCatModelEntity].addComponent(aCats[n][:oCatModel])
            aCats[n][:oCatModelEntity].addComponent(aCats[n][:oCatModelmaterial])
            aCats[n][:oCatModelEntity].addComponent(aCats[n][:oCatModelTransform])
            next

            oSecondLightEntity = new QEntity(oRootEntity)

            oSecondLight = new QPointLight(oSecondLightEntity)
            oSecondLight.setColor(new qColor() { setRGB(255,255,255,255) })
            oSecondLight.setIntensity(1)

            oSecondLightTransform = new QTransform(oSecondLightEntity)
            oSecondLightTransform.setTranslation(new QVector3D(-5, 1, 15.5))

            oSecondLightEntity.addComponent(oSecondLight)
            oSecondLightEntity.addComponent(oSecondLightTransform)

            oRobotEntity = new QEntity(oRootEntity)

            oRobotModel = new QMesh(oRobotEntity)
            oRobotModel.setSource(
                    new qURL("file:///"+CurrentDir()+"/assets/model/Fat_Robot.obj") )
            oRobotTransform = new  QTransform(oRobotEntity)
            oRobotTransform.setScale(0.006)

            robotX = -15
            robotY = -2
            robotZ = 15

            oRobotTransform.setTranslation(new QVector3D(-15, -2, 15))
            oQ = new QQuaternion(0,0,0,0)
            oRobotTransform.setRotation(
                    oQ.fromAxisAndAngle(new QVector3D(0, 1, 1), 170))

            oRobotMaterial = new QPhongMaterial(oRobotEntity)
            oRobotMaterial.setDiffuse(new QColor() {setRGB(128,128,128,255)})

            oRobotEntity.addComponent(oRobotModel)
            oRobotEntity.addComponent(oRobotTransform)
            oRobotEntity.addComponent(oRobotMaterial)

            oView.setRootEntity(oRootEntity)

            oWidget {
                    setwindowtitle("Using Qt3D - Scene")
                    showfullscreen()
            }

            oContainer.resize(oWidget.width(),oWidget.height())

                    oFilter = new QAllEvents(oView)
                    oFilter.setKeyPressEvent("pKeyPress()")
                    oView.installeventfilter(oFilter)
            oContainer.setfocus(0)

            exec()

    }

    func pKeyPress

            nKey    = oFilter.getKeyCode()
            nSpeed  = 0.1
            cX      = oCameraEntity.position().x()
            CY      = oCameraEntity.position().y()
            cZ      = oCameraEntity.position().z()
            cVCx    = oCameraEntity.viewCenter().x()
            cVCy    = oCameraEntity.viewCenter().y()
            cVCz    = oCameraEntity.viewCenter().z()

            switch nKey
                    on Qt_Key_Right
                            if cX < 4.8
                                    robotX+= nSpeed
                                    oCameraEntity.setPosition(
                                            new QVector3D(cX+0.1, cY, cZ))
                                    oCameraEntity.setViewCenter(
                                            new QVector3D(cVCx+nSpeed, cVCy, cVCz))
                                    oRobotTransform.setRotation(
                                            oQ.fromAxisAndAngle(new QVector3D(0, 1, 1), 170))
                            ok
                    on Qt_Key_Left
                            if cX > - 13.8
                                    robotX-= nSpeed
                                    oCameraEntity.setPosition(
                                      new QVector3D(cX-0.1, cY, cZ))
                                    oCameraEntity.setViewCenter(
                                      new QVector3D(cVCx-nSpeed, cVCy, cVCz))
                                    oRobotTransform.setRotation(
                                      oQ.fromAxisAndAngle(new QVector3D(0, 1, 1), 160))
                            ok
                    on Qt_Key_Down
                            if robotY > -3.5
                                    robotY-= nSpeed
                                    oCameraEntity.setPosition(
                                      new QVector3D(cX, cY, cZ))
                                    oRobotTransform.setRotation(
                                      oQ.fromAxisAndAngle(new QVector3D(0, 1, 1), 190))
                            ok
                    on Qt_Key_Up
                            if robotY < 2
                                    robotY+= nSpeed
                                    oCameraEntity.setPosition(
                                      new QVector3D(cX, cY, cZ))
                                    oRobotTransform.setRotation(
                                      oQ.fromAxisAndAngle(new QVector3D(0, 1, 1), 180))
                            ok
                    on Qt_Key_Escape
                            oWidget.close()
            off

            oRobotTransform.setTranslation(new QVector3D(robotX, robotY, robotZ))