- Qt 6.4
- Qt Quick 3D
- Qt Quick 3D Examples and Tutorials
- Qt Quick 3D - Principled Material Example
- Qt Quick 3D | Commercial or GPLv3

# Qt Quick 3D - Principled Material Example

     // Copyright (C) 2022 The Qt Company Ltd.
     // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

     import QtQuick
     import QtQuick3D
     import QtQuick3D.Effects
     import QtQuick3D.Helpers
     import QtQuick.Controls
     import QtQuick.Layouts

     Window {
         id: window
         width: 1280
         height: 720
         visible: true
         title: "Principled Materials Example"
         //color: "black"
         color: "#848895"

         Image {
             anchors.fill: parent
             source: "maps/grid.png"
             fillMode: Image.Tile
             horizontalAlignment: Image.AlignLeft
             verticalAlignment: Image.AlignTop
         }

         SplitView {
             id: splitView
             anchors.fill: parent
             Page {
                 id: toolPage
                 SplitView.fillHeight: true
                 SplitView.preferredWidth: 420
                 SplitView.minimumWidth: 300
                 header: TabBar {
                    id: tabBar
                    TabButton {
                        text: "Basics"
                    }
                    TabButton {
                        text: "Alpha"
                    }
                    TabButton {
                        text: "Details"
                    }
                    TabButton {
                        text: "Clearcoat"
                    }
                    TabButton {
                        text: "Refraction"
                    }
                    TabButton {
                        text: "Special"
                    }
                 }

                 StackLayout {
                     id: toolPageSwipeView
                     anchors.fill: parent
                     anchors.margins: 10
                     currentIndex: tabBar.currentIndex

                     BasicsPane {
                         id: basicsPane
                         principledMaterial: basicMaterial
                         specularGlossyMaterial: specularGlossyMaterial
                     }

                     AlphaPane {
                         targetMaterial: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                         specularGlossyMode: viewport.specularGlossyMode
                     }

                     DetailsPane {
                         targetMaterial: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                         view3D: viewport
                     }

                     ClearcoatPane {
                         targetMaterial: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                     }

                     RefractionPane {
                         targetMaterial: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                         specularGlossyMode: viewport.specularGlossyMode
                     }

                     SpecialPane {
                         targetMaterial: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                         linesModel: linesLogo
                         pointsModel: pointsLogo
                         specularGlossyMode: viewport.specularGlossyMode
                     }
                 }
             }

             View3D {
                 id: viewport
                 SplitView.fillHeight: true
                 SplitView.fillWidth: true
                 SplitView.minimumWidth: splitView.width * 0.5
                 environment: SceneEnvironment {
                     property bool enableEffects: false
                     antialiasingMode: SceneEnvironment.MSAA
                     antialiasingQuality: SceneEnvironment.High
                     lightProbe: Texture {
                         source: "maps/OpenfootageNET_garage-1024.hdr"
                     }
                     effects: enableEffects ? [bloom, scurveTonemap] : []
                     backgroundMode: SceneEnvironment.SkyBox

                     SCurveTonemap {
                         id: scurveTonemap
                     }
                     HDRBloomTonemap {
                         id: bloom
                     }
                 }
                 Node {
                     id: originNode
                     PerspectiveCamera {
                         id: cameraNode
                         z: 600
                         clipNear: 1
                         clipFar: 10000
                     }
                 }

                 property bool specularGlossyMode: basicsPane.specularGlossyMode

                 PrincipledMaterial {
                     id: basicMaterial
                     baseColor: "red"
                 }

                 SpecularGlossyMaterial {
                     id: specularGlossyMaterial
                     property alias baseColor: specularGlossyMaterial.albedoColor
                     property real specularAmount: 1.0
                     property real specularTint: 1.0

                     specularColor: Qt.rgba(0.22, 0.22, 0.22, 1.0)
                     albedoColor: "red"
                 }

                 Model {
                     id: cube
                     source: "#Cube"
                     materials: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                     pickable: true
                 }

                 Model {
                     id: sphereModel
                     x: -200
                     scale: Qt.vector3d(1.5, 1.5, 1.5)
                     source: "#Sphere"
                     materials: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                     pickable: true
                 }

                 Model {
                     id: monkeyMesh
                     x: 250
                     source: "meshes/suzanne.mesh"
                     materials: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                     pickable: true
                 }

                 Model {
                     id: linesLogo
                     y: 200
                     x: -100
                     source: "meshes/logo_lines.mesh"
                     materials: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                     pickable: true
                     visible: false
                 }

                 Model {
                     id: pointsLogo
                     y: 200
                     x: 100
                     source: "meshes/logo_points.mesh"
                     materials: viewport.specularGlossyMode ? specularGlossyMaterial : basicMaterial
                     pickable: true
                     visible: false
                 }
                 ResourceLoader {
                     meshSources: [
                         "meshes/logo_lines.mesh",
                         "meshes/logo_points.mesh"
                     ]
                 }

                 BackgroundCurtain {
                     visible: curtainToggleButton.checked
                     y: -150
                 }

                 OrbitCameraController {
                     origin: originNode
                     camera: cameraNode
                 }

                 MouseArea {
                     id: pickController
                     anchors.fill: parent
                     onClicked: function(mouse) {
                         let pickResult = viewport.pick(mouse.x, mouse.y);
                         if (pickResult.objectHit) {
                             let pickedObject = pickResult.objectHit;
                             // Move the camera orbit origin to be the clicked object
                             originNode.position = pickedObject.position
                         }
                     }
                 }

                 Button {
                     id: curtainToggleButton
                     text: checked ? "Hide Curtain" : "Show Curtain"
                     checkable: true
                     checked: true
                     anchors.top: parent.top
                     anchors.right: parent.right
                 }

                 RowLayout {
                     anchors.bottom: parent.bottom
                     Label {
                         text: "Drag Background to Orbit Camera, Touch/Click a Model to Center Camera"
                         color: "#dddddd"
                     }
                 }
             }
         }
     }