main.qml Example File

multiviewport/main.qml
 /****************************************************************************
 **
 ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the Qt3D module of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:BSD$
 ** Commercial License Usage
 ** Licensees holding valid commercial Qt licenses may use this file in
 ** accordance with the commercial license agreement provided with the
 ** Software or, alternatively, in accordance with the terms contained in
 ** a written agreement between you and The Qt Company. For licensing terms
 ** and conditions see https://www.qt.io/terms-conditions. For further
 ** information use the contact form at https://www.qt.io/contact-us.
 **
 ** BSD License Usage
 ** Alternatively, you may use this file under the terms of the BSD license
 ** as follows:
 **
 ** "Redistribution and use in source and binary forms, with or without
 ** modification, are permitted provided that the following conditions are
 ** met:
 **   * Redistributions of source code must retain the above copyright
 **     notice, this list of conditions and the following disclaimer.
 **   * Redistributions in binary form must reproduce the above copyright
 **     notice, this list of conditions and the following disclaimer in
 **     the documentation and/or other materials provided with the
 **     distribution.
 **   * Neither the name of The Qt Company Ltd nor the names of its
 **     contributors may be used to endorse or promote products derived
 **     from this software without specific prior written permission.
 **
 **
 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 import QtQuick 2.0
 import Qt3D.Core 2.0
 import Qt3D.Render 2.0
 import Qt3D.Input 2.0
 import Qt3D.Extras 2.0

 Entity {
     id: rootNode
     components: [quadViewportFrameGraph, inputSettings]

     QuadViewportFrameGraph {
         id: quadViewportFrameGraph
         topLeftCamera: cameraSet.cameras[0]
         topRightCamera: cameraSet.cameras[1]
         bottomLeftCamera: cameraSet.cameras[2]
         bottomRightCamera: cameraSet.cameras[3]
     }

     // Event Source will be set by the Qt3DQuickWindow
     InputSettings { id: inputSettings }

     Entity {
         id: cameraSet
         property var cameras: [camera1, camera2, camera3, camera4]

         CameraLens {
             id: cameraLens
             projectionType: CameraLens.PerspectiveProjection
             fieldOfView: 45
             aspectRatio: 16/9
             nearPlane: 0.01
             farPlane: 1000.0
         }
         CameraLens {
             id: cameraLens2
             projectionType: CameraLens.PerspectiveProjection
             fieldOfView: 15
             aspectRatio: 16/9
             nearPlane: 0.01
             farPlane: 1000.0
         }
         CameraLens {
             id: cameraLens3
             projectionType: CameraLens.PerspectiveProjection
             fieldOfView: 5
             aspectRatio: 16/9
             nearPlane: 0.01
             farPlane: 1000.0
         }

         SimpleCamera {
             id: camera1
             lens: cameraLens2
             position: Qt.vector3d(10.0, 1.0, 10.0)
             viewCenter: Qt.vector3d(0.0, 1.0, 0.0)
         }

         SimpleCamera {
             id: camera2
             lens: cameraLens
             position: Qt.vector3d(0.0, 0.0, 5.0)
             viewCenter: Qt.vector3d(0.0, 0.0, 0.0)
         }

         SimpleCamera {
             id: camera3
             lens: cameraLens2
             position: Qt.vector3d(30.0, 30.0, 20.0)
             viewCenter: Qt.vector3d(0.0, 0.0, -8.0)
         }

         SimpleCamera {
             id: camera4
             lens: cameraLens3
             position: Qt.vector3d(100.0, 0.0, -6.0)
             viewCenter: Qt.vector3d(0.0, 0.0, -6.0)
         }
     }

     Entity {
         id: sceneRoot
         property real rotationAngle: 0

         SequentialAnimation {
             running: true
             loops: Animation.Infinite
             NumberAnimation { target: sceneRoot; property: "rotationAngle"; to: 360; duration: 4000; }
         }

         Entity {
             components: [
                 Transform {
                     rotation: fromAxisAndAngle(Qt.vector3d(0, 0, 1), -sceneRoot.rotationAngle)
                 },
                 SceneLoader {
                     source: "qrc:/Gear_scene.dae"
                 }
             ]
         }
     } // sceneRoot
 } // rootNode