Qt Quick 3D - Principled Material Example


  /****************************************************************************
  **
  ** Copyright (C) 2019 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 2.14
  import QtQuick.Window 2.14
  import QtQuick3D 1.14

  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 {
              rotation: Qt.vector3d(0, 100, 0)
              brightness: 100
              SequentialAnimation on rotation {
                  loops: Animation.Infinite
                  PropertyAnimation {
                      duration: 5000
                      to: Qt.vector3d(0, 360, 0)
                      from: Qt.vector3d(0, 0, 0)
                  }
              }
          }

          environment: SceneEnvironment {
              probeBrightness: 250
              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" }
                  }
              ]

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