Qt Quick 3D Physics - Joints Example | Qt Quick 3D Physics | Qt 6.12.0
Description: Demonstrates using joints in a physics scene.
Keywords: auto-generated

- Qt 6.12
- Qt Quick 3D Physics
- Qt Quick 3D Physics Examples and Tutorials
- Qt Quick 3D Physics - Joints Example
- Qt Quick 3D Physics | Commercial or GPLv3

# Qt Quick 3D Physics - Joints Example

     // Copyright (C) 2026 The Qt Company Ltd.
     // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
     import QtQuick
     import QtQuick3D
     import QtQuick3D.Physics
     import QtQuick3D.Physics.Helpers

     Node {
         id: root
         property vector3d jointRotation : Qt.vector3d(0, 90, 0)

         RevoluteJoint {
             bodyA: revoluteBoxA
             bodyB: revoluteBoxB
             positionA: Qt.vector3d(100, 0, 0)
             positionB: Qt.vector3d(100, 0, 0)
             orientationB: Quaternion.fromEulerAngles(0, 0, 90)
             angularLimitLower: -Math.PI / 4
             angularLimitUpper: Math.PI / 4
             enableAngularLimit: true
         }

         DynamicRigidBody {
             id: revoluteBoxA
             kinematicPosition: Qt.vector3d(0, 0, 0)
             kinematicEulerRotation: root.jointRotation
             isKinematic: true
             scale: Qt.vector3d(2, 0.5, 0.5)
             collisionShapes: BoxShape {}
             Model {
                 source: "#Cube"
                 materials: PrincipledMaterial {
                     baseColor: "yellow"
                 }
             }
         }

         DynamicRigidBody {
             id: revoluteBoxB
             position: Qt.vector3d(0, 100, -100)
             eulerRotation: Qt.vector3d(0, 90, -90)
             scale: Qt.vector3d(2, 0.5, 0.5)
             collisionShapes: BoxShape {}
             Model {
                 source: "#Cube"
                 materials: PrincipledMaterial {
                     baseColor: "blue"
                 }
             }
         }
     }