Qt Quick 3D - Instanced Rendering Example
// Copyright (C) 2020 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause import QtQuick import QtQuick3D import QtQuick3D.Helpers Window { id: window width: 1280 height: 720 visible: true View3D { id: view anchors.fill: parent environment: SceneEnvironment { clearColor: "black" backgroundMode: SceneEnvironment.Color } PerspectiveCamera { position: Qt.vector3d(0, 0, 300) clipNear: 1.0 NumberAnimation on z { from: 300 to: 0 duration: 10 * 1000 } } DirectionalLight { eulerRotation.x: -30 eulerRotation.y: -70 ambientColor: Qt.rgba(0.5, 0.5, 0.5, 1.0) } RandomInstancing { id: randomInstancing instanceCount: 1500 position: InstanceRange { from: Qt.vector3d(-300, -200, -500) to: Qt.vector3d(300, 200, 200) } scale: InstanceRange { from: Qt.vector3d(1, 1, 1) to: Qt.vector3d(10, 10, 10) proportional: true } rotation: InstanceRange { from: Qt.vector3d(0, 0, 0) to: Qt.vector3d(360, 360, 360) } color: InstanceRange { from: "grey" to: "white" proportional: true } randomSeed: 2021 } InstanceListEntry { id: redShip position: Qt.vector3d(50, 10, 100) eulerRotation: Qt.vector3d(0, 180, 0) color: "red" NumberAnimation on position.x { from: 50 to: -70 duration: 8000 } } InstanceListEntry { id: greenShip position: Qt.vector3d(0, 0, -60) eulerRotation: Qt.vector3d(-10, 0, 30) color: "green" } InstanceListEntry { id: blueShip position: Qt.vector3d(-100, -100, 0) color: "blue" } InstanceList { id: manualInstancing instances: [ redShip, greenShip, blueShip ] } Asteroid { instancing: randomInstancing NumberAnimation on eulerRotation.x { from: 0 to: 360 duration: 11000 loops: Animation.Infinite } } SimpleSpaceship { instancing: manualInstancing } } }