Graphics Programming using RingQt3D¶
In this chapter we will learn how to use Qt3D through many samples.
Drawing Cube¶
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()
}
Drawing Torus¶
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()
}
Drawing Sphere¶
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()
}
Drawing Cylinder¶
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()
}
Drawing Cone¶
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()
}
Drawing Plane¶
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()
}
Texture¶
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()
}
Key Press¶
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))
Object Picker¶
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)
Frame Action¶
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))
Text 2D¶
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()
}
Extruded Text¶
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()
}
Model¶
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()
}
Model Texture¶
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()
}
Draw Office¶
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()
}
Many Objects¶
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()
}
Camera¶
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))
Scence¶
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))
