/****************************************************************************
**
** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module 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 Qt3D.Core 2.0
import Qt3D.Render 2.0
import QtQuick 2.0 as QQ2

Entity {
    id: sceneRoot
    property int counter: 0

    components: FrameGraph {
        Viewport {
            normalizedRect: Qt.rect(0.0, 0.0, 1.0, 1.0)
            clearColor: "white"
            enabled: counter !== 5

            ClearBuffer {
                buffers : ClearBuffer.ColorDepthBuffer
                enabled: counter !== 6
            }

            CameraSelector {
                camera: camera
                enabled: counter !== 7

                LayerFilter {
                    enabled: counter === 12
                    layers: "scene"
                }
            }
        }
    }

    QQ2.Timer {
        interval: 500
        repeat: true
        running: true
        onTriggered: {
            counter += 1;
            if (counter > 15)
                counter = 0;
        }
    }

    Camera {
        id: camera
        projectionType: CameraLens.PerspectiveProjection
        fieldOfView: 45
        aspectRatio: 16/9
        nearPlane : 0.1
        farPlane : 1000.0
        enabled: counter !== 4
        position: Qt.vector3d(0, 10, 10)
        viewCenter: Qt.vector3d(0, 0, 0)
        upVector: Qt.vector3d(0, 1, 0)
    }

    // Sphere
    Entity {
        SphereMesh {
            id: sphereMesh
            enabled: counter !== 0
        }

        PhongMaterial {
            id: material
            ambient: "dodgerblue"
            diffuse: "chartreuse"
            specular: "ghostwhite"
            enabled: counter !== 1
        }

        Layer {
            id: layer
            enabled: counter !== 2
            names: "scene"
        }

        Transform {
            id: transform
            property real x: 0.0
            property real y: 0.0
            property real z: 0.0
            translation: Qt.vector3d(x, y, z)
            enabled: counter !== 3
        }

        QQ2.SequentialAnimation {
            running: true
            loops: QQ2.Animation.Infinite
            QQ2.NumberAnimation {
                target: transform; property: "x"
                from: 0; to: 5;
                duration: 550
                easing.type: QQ2.Easing.InOutQuad
            }
            QQ2.NumberAnimation {
                target: transform; property: "y"
                from: 0; to: 5;
                duration: 650
                easing.type: QQ2.Easing.InOutQuad
            }
            QQ2.NumberAnimation {
                target: transform; property: "z"
                from: 0; to: 5;
                duration: 350
                easing.type: QQ2.Easing.InOutQuad
            }
            QQ2.NumberAnimation {
                target: transform; property: "x"
                from: 5; to: 0;
                duration: 550
                easing.type: QQ2.Easing.InOutQuad
            }
            QQ2.NumberAnimation {
                target: transform; property: "y"
                from: 5; to: 0;
                duration: 350
                easing.type: QQ2.Easing.InOutQuad
            }
            QQ2.NumberAnimation {
                target: transform; property: "z"
                from: 5; to: 0;
                duration: 650
                easing.type: QQ2.Easing.InOutQuad
            }
        }

        components: [sphereMesh, material, layer, transform]
    }

    // Floor
    Entity {
        PlaneMesh {
            id: planeMesh
            width: 25.0
            height: 10
        }

        PhongMaterial {
            id: floorMaterial
            ambient: "lawngreen"
            diffuse: "forestgreen"
            specular: "floralwhite"
            shininess: 0.5
        }

        Layer {
            id: floorLayer
            names: "floor"
        }

        components: [planeMesh, floorMaterial, floorLayer]
    }
}