Doc: Add the Optimal 3D Scene to examples

...and link to Creating Optimized 3D Scenes.

Fixes: QDS-3020
Change-Id: I666afca460e9e0e3afb2b612780f486a094cb45c
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

doc/qtcreator/src/qtquick/qtdesignstudio-optimized-3d-scenes.qdoc

@@ -44,7 +44,7 @@
 
     \section1 The Optimal 3D Scene Example
 
-    The Optimal 3D Scene example features four versions of the same kitchen
+    The \l {Optimal 3D Scene} example features four versions of the same kitchen
     scene that have been created using different strategies: High, Low, Combined,
     and Vertex Color. The High Scene includes a significantly higher number of
     objects compared to the other versions of the scene. The Low, Combined and

doc/qtdesignstudio/examples/Optimal3DScene/Optimal3DScene.qml

@@ -0,0 +1,60 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples 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 2.12
+import Optimal3DScene 1.0
+
+Item {
+    width: Constants.width
+    height: Constants.height
+
+    Screen01 {
+    }
+}

doc/qtdesignstudio/examples/Optimal3DScene/Optimal3DScene.qmlproject

@@ -0,0 +1,46 @@
+/* File generated by Qt Creator */
+
+import QmlProject 1.1
+
+Project {
+    mainFile: "Optimal3DScene.qml"
+
+    /* Include .qml, .js, and image files from current directory and subdirectories */
+    QmlFiles {
+        directory: "."
+    }
+
+    JavaScriptFiles {
+        directory: "."
+    }
+
+    ImageFiles {
+        directory: "."
+    }
+
+    Files {
+        filter: "*.conf"
+        files: ["qtquickcontrols2.conf"]
+    }
+
+    Files {
+        filter: "qmldir"
+        directory: "."
+    }
+
+    Files {
+        filter: "*.ttf;*.otf"
+    }
+
+    Environment {
+        QT_QUICK_CONTROLS_CONF: "qtquickcontrols2.conf"
+        QT_AUTO_SCREEN_SCALE_FACTOR: "1"
+        QMLSCENE_CORE_PROFILE: "true"
+    }
+
+    /* List of plugin directories passed to QML runtime */
+    importPaths: [ "imports", "asset_imports" ]
+
+    /* Required for deployment */
+    targetDirectory: "/opt/Optimal3DScene"
+}

doc/qtdesignstudio/examples/Optimal3DScene/Screen01.ui.qml

@@ -0,0 +1,191 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples 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 2.12
+import QtQuick3D 1.15
+import Optimal3DScene 1.0
+import Quick3DAssets.High 1.0
+import Quick3DAssets.Low 1.0
+import Quick3DAssets.Merged 1.0
+import QtQuick 2.15
+import Quick3DAssets.VertexColor 1.0
+
+Rectangle {
+    width: Constants.width
+    height: Constants.height
+
+    color: Constants.backgroundColor
+    property alias high: high
+
+    View3D {
+        id: view3D
+        x: 0
+        y: 0
+        width: 1280
+        height: 720
+        SceneEnvironment {
+            id: sceneEnvironment
+            antialiasingQuality: SceneEnvironment.High
+            antialiasingMode: SceneEnvironment.MSAA
+        }
+
+        Node {
+            id: scenelow
+
+            PerspectiveCamera {
+                id: camera
+                x: 0
+                y: 501.999
+                z: 953.07697
+            }
+
+            Low {
+                id: low
+                eulerRotation.z: 0.00001
+                eulerRotation.y: -135
+                eulerRotation.x: 0.00002
+            }
+
+            PointLight {
+                id: lightPoint
+                x: 0
+                y: 888.433
+                castsShadow: true
+                brightness: 400
+                quadraticFade: 0.01318
+                z: -0.00007
+            }
+        }
+
+        Node {
+            id: scenehigh
+            PerspectiveCamera {
+                id: camera1
+                x: 0
+                y: 501.999
+                z: 953.07697
+            }
+
+            PointLight {
+                id: lightPoint1
+                x: 0
+                y: 888.433
+                brightness: 400
+                castsShadow: true
+                z: -0.00007
+                quadraticFade: 0.01318
+            }
+
+            High {
+                id: high
+                eulerRotation.y: -135
+            }
+        }
+
+        Node {
+            id: scenecombined
+            PerspectiveCamera {
+                id: camera2
+                x: 0
+                y: 501.999
+                z: 953.07697
+            }
+
+            PointLight {
+                id: lightPoint2
+                x: 0
+                y: 888.433
+                brightness: 350
+                castsShadow: true
+                z: -0.00007
+                quadraticFade: 0.01318
+            }
+
+            Merged {
+                id: merged
+                eulerRotation.y: -135
+            }
+        }
+
+        Node {
+            id: scenevertexcolor
+            PerspectiveCamera {
+                id: camera3
+                x: 0
+                y: 501.999
+                z: 953.07697
+            }
+
+            PointLight {
+                id: lightPoint3
+                x: 0
+                y: 888.433
+                brightness: 350
+                castsShadow: true
+                z: -0.00007
+                quadraticFade: 0.01318
+            }
+
+            VertexColor {
+                id: vertexColor
+                eulerRotation.y: -135
+            }
+        }
+        environment: sceneEnvironment
+    }
+}
+
+/*##^##
+Designer {
+    D{i:0;active3dScene:10;formeditorZoom:0.6600000262260437}D{i:3;invisible:true}D{i:7;invisible:true}
+D{i:11;invisible:true}
+}
+##^##*/
+

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/High/High.hints

@@ -0,0 +1,3 @@
+visibleInNavigator: true
+canBeDroppedInFormEditor: false
+canBeDroppedInView3D: true

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/High/High.qml

@@ -0,0 +1,496 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples 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 2.15
+import QtQuick3D 1.15
+
+Node {
+    id: rootNode
+
+    Model {
+        id: floor
+        eulerRotation.x: -90
+        scale.x: 800
+        scale.y: 800
+        scale.z: 800
+        source: "meshes/floor.mesh"
+
+        DefaultMaterial {
+            id: floor_material
+            diffuseColor: "#ff353b2a"
+        }
+        materials: [
+            floor_material
+        ]
+    }
+
+    Model {
+        id: ovenLatch
+        x: -500
+        y: 100
+        z: -350
+        eulerRotation.x: -44.54277
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/ovenLatch.mesh"
+        eulerRotation.z: -90
+        eulerRotation.y: 90
+
+        DefaultMaterial {
+            id: induction_material
+            diffuseColor: "#ff040404"
+        }
+
+        DefaultMaterial {
+            id: oven_material
+            diffuseColor: "#ffa3a3a3"
+        }
+        materials: [
+            induction_material,
+            oven_material
+        ]
+    }
+
+    Model {
+        id: ovenHigh
+        x: -600
+        z: -300
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/ovenHigh.mesh"
+        materials: [
+            oven_material,
+            induction_material
+        ]
+    }
+
+    Model {
+        id: tapHigh
+        x: -679.799
+        y: 420
+        z: 100
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/tapHigh.mesh"
+        materials: [
+            oven_material
+        ]
+    }
+
+    Model {
+        id: fridgeDoor
+        x: 499
+        y: 450.82
+        z: 500
+        eulerRotation.x: -89.98022
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/fridgeDoor.mesh"
+        eulerRotation.z: -160.70996
+        eulerRotation.y: 17.65012
+        materials: [
+            oven_material
+        ]
+    }
+
+    Model {
+        id: fridgeHigh
+        x: 300
+        y: 0.82016
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/fridgeHigh.mesh"
+        materials: [
+            oven_material
+        ]
+    }
+
+    Model {
+        id: plateHigh
+        y: 417.734
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/plateHigh.mesh"
+
+        DefaultMaterial {
+            id: plate_material
+            diffuseColor: "#ff8fa365"
+        }
+        materials: [
+            plate_material
+        ]
+    }
+
+    Model {
+        id: plateHigh_001
+        x: -200
+        y: 417.734
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/plateHigh_001.mesh"
+        materials: [
+            plate_material
+        ]
+    }
+
+    Model {
+        id: plateHigh_002
+        y: 424.176
+        z: 600
+        eulerRotation.x: -90
+        eulerRotation.y: -19.7049
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/plateHigh_002.mesh"
+        materials: [
+            plate_material
+        ]
+    }
+
+    Model {
+        id: roofLightHigh
+        x: -0.000179373
+        y: 1200.82
+        z: -1.67638e-06
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/roofLightHigh.mesh"
+
+        DefaultMaterial {
+            id: lamp_material
+            diffuseColor: "#ff0c0c0c"
+        }
+        materials: [
+            lamp_material
+        ]
+    }
+
+    Model {
+        id: roofHighpoly
+        y: 1200
+        z: -0.999999
+        eulerRotation.x: -90
+        scale.x: 800
+        scale.y: 800
+        scale.z: 800
+        source: "meshes/roofHighpoly.mesh"
+
+        DefaultMaterial {
+            id: roof_material
+            diffuseColor: "#ff747474"
+        }
+        materials: [
+            roof_material
+        ]
+    }
+
+    Model {
+        id: sinkCabinHigh_002
+        x: -500
+        y: 250
+        z: -99
+        eulerRotation.x: -89.97202
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/sinkCabinHigh_002.mesh"
+        eulerRotation.z: -18.43495
+        eulerRotation.y: 45
+
+        DefaultMaterial {
+            id: cabinDoor_material
+            diffuseColor: "#ff505050"
+        }
+        materials: [
+            cabinDoor_material
+        ]
+    }
+
+    Model {
+        id: sinkCabinHigh_001
+        x: -500
+        y: 250
+        z: 299
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/sinkCabinHigh_001.mesh"
+        eulerRotation.z: 0
+        eulerRotation.y: 81.49729
+        materials: [
+            cabinDoor_material
+        ]
+    }
+
+    Node {
+        id: tileHolderHigh
+        x: 200
+        y: 430
+        z: 700
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+
+        Model {
+            id: kitchenTile_005
+            x: -9
+            y: 0.299997
+            z: 9.53674e-07
+            eulerRotation.z: -90
+            source: "meshes/kitchenTile_005.mesh"
+
+            DefaultMaterial {
+                id: tiles_material
+                diffuseColor: "#f6f4f4"
+            }
+            materials: [
+                tiles_material
+            ]
+        }
+
+        Model {
+            id: kitchenTile_004
+            x: -9
+            y: 0.299997
+            z: 1.1
+            eulerRotation.z: -90
+            source: "meshes/kitchenTile_004.mesh"
+            materials: [
+                tiles_material
+            ]
+        }
+
+        Model {
+            id: kitchenTile_002
+            x: -9
+            y: 0.299997
+            z: 2.2
+            eulerRotation.z: -90
+            source: "meshes/kitchenTile_002.mesh"
+            materials: [
+                tiles_material
+            ]
+        }
+
+        Model {
+            id: kitchenTile_003
+            y: -9.53674e-07
+            z: 2.2
+            source: "meshes/kitchenTile_003.mesh"
+            materials: [
+                tiles_material
+            ]
+        }
+
+        Model {
+            id: kitchenTile_001
+            y: -9.53674e-07
+            z: 1.1
+            source: "meshes/kitchenTile_001.mesh"
+            materials: [
+                tiles_material
+            ]
+        }
+
+        Model {
+            id: kitchenTile
+            source: "meshes/kitchenTile.mesh"
+            materials: [
+                tiles_material
+            ]
+        }
+    }
+
+    Model {
+        id: sinkCabinHigh
+        x: -600
+        z: 300
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/sinkCabinHigh.mesh"
+
+        DefaultMaterial {
+            id: sink_material
+            diffuseColor: "#ff2d2d2d"
+        }
+        materials: [
+            sink_material,
+            oven_material
+        ]
+    }
+
+    Model {
+        id: cornerHigh
+        x: -600
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/cornerHigh.mesh"
+
+        DefaultMaterial {
+            id: cabinTop_material
+            diffuseColor: "#ff121212"
+        }
+        materials: [
+            cabinTop_material,
+            oven_material
+        ]
+    }
+
+    Model {
+        id: cabinsLeftDoor3
+        x: -399
+        y: 250
+        z: 500
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/cabinsLeftDoor3.mesh"
+        eulerRotation.x: -89.05581
+        eulerRotation.z: 179.99979
+        eulerRotation.y: -135.19951
+        materials: [
+            cabinDoor_material
+        ]
+    }
+
+    Model {
+        id: cabinsLeftDoor2
+        x: -199
+        y: 250
+        z: 500
+        eulerRotation.x: -89.98022
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/cabinsLeftDoor2.mesh"
+        eulerRotation.z: 53.1301
+        eulerRotation.y: -21.80141
+        materials: [
+            cabinDoor_material
+        ]
+    }
+
+    Model {
+        id: cabinsLeftDoor1
+        x: 0.999999
+        y: 250
+        z: 500
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/cabinsLeftDoor1.mesh"
+        eulerRotation.x: -88.52515
+        eulerRotation.z: -108.53853
+        eulerRotation.y: 173.47327
+        materials: [
+            cabinDoor_material
+        ]
+    }
+
+    Model {
+        id: cabinsLeftHigh
+        x: -100
+        y: 240.447
+        z: 580.588
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/cabinsLeftHigh.mesh"
+        materials: [
+            oven_material,
+            cabinTop_material
+        ]
+    }
+
+    Model {
+        id: roomBaseHigh
+        eulerRotation.x: -90
+        scale.x: 800
+        scale.y: 800
+        scale.z: 800
+        source: "meshes/roomBaseHigh.mesh"
+
+        DefaultMaterial {
+            id: wall_material
+            diffuseColor: "#ff7f85a3"
+        }
+        materials: [
+            wall_material
+        ]
+    }
+}
+
+

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/High/qmldir

@@ -0,0 +1,2 @@
+module Quick3DAssets.High
+High 1.0 High.qml

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/Low/Low.hints

@@ -0,0 +1,3 @@
+visibleInNavigator: true
+canBeDroppedInFormEditor: false
+canBeDroppedInView3D: true

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/Low/Low.qml

@@ -0,0 +1,298 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples 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 2.15
+import QtQuick3D 1.15
+
+Node {
+    id: rootNode
+
+    Model {
+        id: ovenLow
+        x: -600
+        z: -300
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/ovenLow.mesh"
+
+        DefaultMaterial {
+            id: oven_material
+            diffuseColor: "#ffa3a3a3"
+        }
+
+        DefaultMaterial {
+            id: induction_material
+            diffuseColor: "#ff040404"
+        }
+        materials: [
+            oven_material,
+            induction_material
+        ]
+    }
+
+    Model {
+        id: tapLow
+        x: -679.799
+        y: 420
+        z: 100
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/tapLow.mesh"
+        materials: [
+            oven_material
+        ]
+    }
+
+    Model {
+        id: plateLow_002
+        y: 424.176
+        z: 600
+        eulerRotation.x: -90
+        eulerRotation.y: -19.7049
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/plateLow_002.mesh"
+
+        DefaultMaterial {
+            id: plate_material
+            diffuseColor: "#ff8fa365"
+        }
+        materials: [
+            plate_material
+        ]
+    }
+
+    Model {
+        id: plateLow_001
+        x: -200
+        y: 417.734
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/plateLow_001.mesh"
+        materials: [
+            plate_material
+        ]
+    }
+
+    Model {
+        id: plateLow
+        y: 417.734
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/plateLow.mesh"
+        materials: [
+            plate_material
+        ]
+    }
+
+    Model {
+        id: fridgeLow
+        x: 300
+        y: 0.82016
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/fridgeLow.mesh"
+        materials: [
+            oven_material
+        ]
+    }
+
+    Model {
+        id: roofLightLow
+        x: -0.000179373
+        y: 1200.82
+        z: -1.67638e-06
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/roofLightLow.mesh"
+
+        DefaultMaterial {
+            id: lamp_material
+            diffuseColor: "#ff0c0c0c"
+        }
+        materials: [
+            lamp_material
+        ]
+    }
+
+    Model {
+        id: kitchenTilesLow
+        x: 200
+        y: 430
+        z: 700
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/kitchenTilesLow.mesh"
+
+        DefaultMaterial {
+            id: tiles_material
+            diffuseColor: "#ffcccccc"
+        }
+        materials: [
+            tiles_material
+        ]
+    }
+
+    Model {
+        id: sinkCabinLow
+        x: -600
+        z: 300
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/sinkCabinLow.mesh"
+
+        DefaultMaterial {
+            id: sink_material
+            diffuseColor: "#ff2d2d2d"
+        }
+
+        DefaultMaterial {
+            id: cabinDoor_material
+            diffuseColor: "#ff505050"
+        }
+        materials: [
+            sink_material,
+            oven_material,
+            cabinDoor_material
+        ]
+    }
+
+    Model {
+        id: corner
+        x: -600
+        z: 600
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/corner.mesh"
+
+        DefaultMaterial {
+            id: cabinTop_material
+            diffuseColor: "#ff121212"
+        }
+        materials: [
+            cabinTop_material,
+            oven_material
+        ]
+    }
+
+    Model {
+        id: roomBaseLow
+        eulerRotation.x: -90
+        scale.x: 800
+        scale.y: 800
+        scale.z: 800
+        source: "meshes/roomBaseLow.mesh"
+
+        DefaultMaterial {
+            id: floor_material
+            diffuseColor: "#ff353b2a"
+        }
+
+        DefaultMaterial {
+            id: wall_material
+            diffuseColor: "#ff7f85a3"
+        }
+
+        DefaultMaterial {
+            id: roof_material
+            diffuseColor: "#ff747474"
+        }
+        materials: [
+            floor_material,
+            wall_material,
+            roof_material
+        ]
+    }
+
+    Model {
+        id: cabinsLeftLow
+        x: -100
+        y: 238.4
+        z: 553.885
+        eulerRotation.x: -90
+        scale.x: 100
+        scale.y: 100
+        scale.z: 100
+        source: "meshes/cabinsLeftLow.mesh"
+        materials: [
+            oven_material,
+            cabinDoor_material,
+            cabinTop_material
+        ]
+    }
+}
+
+/*##^##
+Designer {
+    D{i:0;active3dScene:0}
+}
+##^##*/

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/Low/qmldir

@@ -0,0 +1,2 @@
+module Quick3DAssets.Low
+Low 1.0 Low.qml

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/Merged/Merged.hints

@@ -0,0 +1,3 @@
+visibleInNavigator: true
+canBeDroppedInFormEditor: false
+canBeDroppedInView3D: true

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/Merged/Merged.qml

@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples 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 2.15
+import QtQuick3D 1.15
+
+Node {
+    id: rootNode
+
+    Model {
+        id: roomBaseLow_002
+        eulerRotation.x: -90
+        scale.x: 800
+        scale.y: 800
+        scale.z: 800
+        source: "meshes/roomBaseLow_002.mesh"
+
+        DefaultMaterial {
+            id: colormap_material
+            diffuseMap: element
+            diffuseColor: "#ffffff"
+
+            Texture {
+                id: element
+                source: "colormap.png"
+            }
+        }
+        materials: [
+            colormap_material
+        ]
+    }
+}
+
+/*##^##
+Designer {
+    D{i:0;active3dScene:0}
+}
+##^##*/

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/Merged/qmldir

@@ -0,0 +1,2 @@
+module Quick3DAssets.Merged
+Merged 1.0 Merged.qml

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/VertexColor/VertexColor.hints

@@ -0,0 +1,3 @@
+visibleInNavigator: true
+canBeDroppedInFormEditor: false
+canBeDroppedInView3D: true

doc/qtdesignstudio/examples/Optimal3DScene/asset_imports/Quick3DAssets/VertexColor/VertexColor.qml

@@ -0,0 +1,88 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples 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 2.15
+import QtQuick3D 1.15
+
+Node {
+    id: rootNode
+
+    Model {
+        id: roomBaseLow_005
+        eulerRotation.x: -90
+        scale.x: 800
+        scale.y: 800
+        scale.z: 800
+        source: "meshes/roomBaseLow_005.mesh"
+
+        DefaultMaterial {
+            id: vert_material
+            diffuseColor: "#ffa3a3a3"
+        }
+        materials: [
+            vert_material
+        ]
+    }
+
+    PointLight {
+        id: point
+        x: 2355.4
+        y: -1009.92
+        z: 2002.04
+        eulerRotation.x: 90
+        quadraticFade: 3.2e-07
+    }
+}
+
+/*##^##
+Designer {
+    D{i:0;active3dScene:0}
+}
+##^##*/