Background.qml Example File | Qt 3D 5.6

Qt 5.6 | Qt 3D | Qt 3D: Wave QML Example | Background.qml Example File

Qt 5.6.2 Reference Documentation

# Background.qml Example File

wave/Background.qml

      /****************************************************************************
      **
      ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
      ** Contact: http://www.qt-project.org/legal
      **
      ** This file is part of the Qt3D module of the Qt Toolkit.
      **
      ** $QT_BEGIN_LICENSE:LGPL3$
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      **
      ** GNU Lesser General Public License Usage
      ** Alternatively, this file may be used under the terms of the GNU Lesser
      ** General Public License version 3 as published by the Free Software
      ** Foundation and appearing in the file LICENSE.LGPLv3 included in the
      ** packaging of this file. Please review the following information to
      ** ensure the GNU Lesser General Public License version 3 requirements
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      ** GNU General Public License Usage
      ** Alternatively, this file may be used under the terms of the GNU
      ** General Public License version 2.0 or later as published by the Free
      ** Software Foundation and appearing in the file LICENSE.GPL included in
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      import QtQuick 2.1 as QQ2
      import Qt3D.Core 2.0
      import Qt3D.Render 2.0

      Entity {
          id: root
          property real hue: 0.0
          property alias animateColors: hueAnim.running

          QQ2.NumberAnimation {
              id: hueAnim
              target: root
              property: "hue"
              from: 0.0; to: 1.0
              duration: 200000
              running: false
              loops: QQ2.Animation.Infinite
          }

          Entity {
              id: _private
              property color color1: Qt.hsla( (hue + 0.59) % 1, 0.53, 0.59 )
              property color color2: Qt.hsla( (hue + 0.59) % 1, 1.0, 0.15 )
          }

          components: [
              Layer {
                  names: "background"
              },

              PlaneMesh {
                  width: 2.0
                  height: 2.0
                  meshResolution: Qt.size( 2, 2 )
              },

              Transform {
                  // Rotate the plane so that it faces us
                  rotation: fromAxisAndAngle(Qt.vector3d(1, 0, 0), 90)
              },

              Material {
                  effect: BackgroundEffect {}
                  parameters: [
                      Parameter { name: "color1"; value: Qt.vector3d( _private.color1.r, _private.color1.g, _private.color1.b ) },
                      Parameter { name: "color2"; value: Qt.vector3d( _private.color2.r, _private.color2.g, _private.color2.b ) }
                  ]
              }
          ]

      }