- Qt 5.15
- 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

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     import QtQuick 2.15
     import QtQuick.Window 2.14
     import QtQuick3D 1.15

     Window {
         id: window
         width: 1280
         height: 720
         visible: true
         title: "Principled Materials Example"

         MaterialControl {
             id: materialCtrl
             anchors.top: parent.top
             anchors.horizontalCenter: parent.horizontalCenter
         }

         View3D {
             anchors.fill: parent
             camera: camera
             renderMode: View3D.Underlay

             // Rotate the light direction
             DirectionalLight {
                 eulerRotation.y: -100
                 brightness: 100
                 SequentialAnimation on eulerRotation.y {
                     loops: Animation.Infinite
                     PropertyAnimation {
                         duration: 5000
                         to: 360
                         from: 0
                     }
                 }
             }

             environment: SceneEnvironment {
                 probeBrightness: 100
                 clearColor: "#848895"

                 backgroundMode: SceneEnvironment.Color
                 lightProbe: Texture {
                     source: "maps/OpenfootageNET_garage-1024.hdr"
                 }
             }

             PerspectiveCamera {
                 id: camera
                 position: Qt.vector3d(0, 0, 600)
             }

             Model {
                 position: Qt.vector3d(-250, -30, 0)
                 scale: Qt.vector3d(4, 4, 4)
                 source: "#Sphere"
                 materials: [ PrincipledMaterial {
                         baseColor: "#41cd52"
                         metalness: materialCtrl.metalness
                         roughness: materialCtrl.roughness
                         specularAmount: materialCtrl.specular
                         indexOfRefraction: materialCtrl.ior
                         specularTint: materialCtrl.specularTint
                         opacity: materialCtrl.opacityValue
                     }
                 ]
             }

             Model {
                 position: Qt.vector3d(250, -30, 0)
                 scale: Qt.vector3d(4, 4, 4)
                 source: "#Sphere"
                 materials: [ PrincipledMaterial {
                         metalness: materialCtrl.metalness
                         roughness: materialCtrl.roughness
                         specularAmount: materialCtrl.specular
                         indexOfRefraction: materialCtrl.ior
                         opacity: materialCtrl.opacityValue

                         baseColorMap: Texture { source: "maps/metallic/basecolor.jpg" }
                         metalnessMap: Texture { source: "maps/metallic/metallic.jpg" }
                         roughnessMap: Texture { source: "maps/metallic/roughness.jpg" }
                         normalMap: Texture { source: "maps/metallic/normal.jpg" }

                         metalnessChannel: Material.R
                         roughnessChannel: Material.R
                     }
                 ]

                 SequentialAnimation on eulerRotation {
                     loops: Animation.Infinite
                     PropertyAnimation {
                         duration: 5000
                         from: Qt.vector3d(0, 0, 0)
                         to: Qt.vector3d(360, 360, 360)
                     }
                 }
             }
         }
     }