问Qt 3D实体的多个实例

EN

Entity {
id: root


Camera {
    id: mainCamera
    projectionType: CameraLens.PerspectiveProjection
    fieldOfView: 45
    aspectRatio: 16/9
    nearPlane : 0.1
    farPlane : 1000.0
    position: Qt.vector3d( 0.0, 0.0, -40.0 )
    upVector: Qt.vector3d( 0.0, 1.0, 0.0 )
    viewCenter: Qt.vector3d( 0.0, 0.0, 0.0 )
}

OrbitCameraController {
    id: mainCameraController
    camera: mainCamera
}

components: [
    RenderSettings {

        Viewport {
            normalizedRect: Qt.rect(0.0, 0.0, 1.0, 1.0)
            RenderSurfaceSelector {
                CameraSelector {
                    id: cameraSelector
                    camera: mainCamera
                    FrustumCulling {
                        ClearBuffers {
                            buffers: ClearBuffers.AllBuffers
                            clearColor: "#333333"
                            NoDraw {}
                        }
                        LayerFilter {
                            filterMode: LayerFilter.DiscardAnyMatchingLayers
                            layers: [topLayer]
                        }
                        LayerFilter {
                            filterMode: LayerFilter.AcceptAnyMatchingLayers
                            layers: [topLayer]
                            ClearBuffers {
                                buffers: ClearBuffers.DepthBuffer
                            }
                        }
                    }
                }
            }
        }
    },
    InputSettings {}
]

Layer {
    id: topLayer
    recursive: true
}

ListModel {
    id: entityModel

    ListElement { x: 0; y: 0; z: 0 }
}



NodeInstantiator {
    id: instance

    model: entityModel

    delegate:Entity{

        SphereMesh {
            id: sphereMesh1
            radius:1
        }

        Transform {
            id: sphereTransform1

            translation: Qt.vector3d(x,y,z)

        }

        PhongMaterial {
            id: material1
            ambient: "red"
        }

        Entity {
            id: sphereEntity1
            components: [ sphereMesh1, material1, sphereTransform1 ]
        }
    }

    Component.onCompleted:
    {
        for(var i=0;i<10;i++)
        {
            entityModel.append({"x" : i*3, "y" : 0.0, "z" : Math.random()} )

        }

    }
}