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import QtQuick 2.15
import QtQuick.Window 2.12
import QtQuick3D 1.15

Window {
    width: 1280
    height: 720
    visible: true
    title: qsTr("Lights Example")

    View3D {
        anchors.fill: parent

        environment: SceneEnvironment {
            clearColor: "#808080"
            backgroundMode: SceneEnvironment.Color
            antialiasingMode: SceneEnvironment.MSAA
            antialiasingQuality: SceneEnvironment.High
        }

        PerspectiveCamera {
            position: Qt.vector3d(0, 400, 600)
            eulerRotation.x: -30
            clipFar: 2000
        }

        //! [directional light]
        DirectionalLight {
            id: light1
            color: Qt.rgba(1.0, 0.1, 0.1, 1.0)
            ambientColor: Qt.rgba(0.1, 0.1, 0.1, 1.0)
            position: Qt.vector3d(0, 200, 0)
            rotation: Quaternion.fromEulerAngles(-135, -90, 0)
            shadowMapQuality: Light.ShadowMapQualityHigh
            visible: checkBox1.checked
            castsShadow: checkBoxShadows.checked
            brightness: slider1.sliderValue
            SequentialAnimation on rotation {
                loops: Animation.Infinite
                QuaternionAnimation {
                    to: Quaternion.fromEulerAngles(-45, -90, 0)
                    duration: 2000
                    easing.type: Easing.InOutQuad
                }
                QuaternionAnimation {
                    to: Quaternion.fromEulerAngles(-135, -90, 0)
                    duration: 2000
                    easing.type: Easing.InOutQuad
                }
            }
        }
        //! [directional light]

        //! [point light]
        PointLight {
            id: light2
            color: Qt.rgba(0.1, 1.0, 0.1, 1.0)
            ambientColor: Qt.rgba(0.1, 0.1, 0.1, 1.0)
            position: Qt.vector3d(0, 300, 0)
            shadowMapFar: 2000
            shadowMapQuality: Light.ShadowMapQualityHigh
            visible: checkBox2.checked
            castsShadow: checkBoxShadows.checked
            brightness: slider2.sliderValue
            SequentialAnimation on x {
                loops: Animation.Infinite
                NumberAnimation {
                    to: 400
                    duration: 2000
                    easing.type: Easing.InOutQuad
                }
                NumberAnimation {
                    to: 0
                    duration: 2000
                    easing.type: Easing.InOutQuad
                }
            }
        }
        //! [point light]

        //! [area light]
        AreaLight {
            id: light3
            color: Qt.rgba(0.1, 0.1, 1.0, 1.0)
            ambientColor: Qt.rgba(0.1, 0.1, 0.1, 1.0)
            position: Qt.vector3d(-50, 250, 150)
            eulerRotation.x: -90
            width: 1000
            height: 200
            shadowMapFar: 2000
            shadowMapQuality: Light.ShadowMapQualityHigh
            visible: checkBox3.checked
            castsShadow: checkBoxShadows.checked
            brightness: slider3.sliderValue
            SequentialAnimation on z {
                loops: Animation.Infinite
                NumberAnimation {
                    to: -150
                    duration: 2000
                    easing.type: Easing.InOutQuad
                }
                NumberAnimation {
                    to: 150
                    duration: 2000
                    easing.type: Easing.InOutQuad
                }
            }
        }
        //! [area light]

        //! [spot light]
        SpotLight {
            id: light4
            color: Qt.rgba(1.0, 0.9, 0.7, 1.0)
            ambientColor: Qt.rgba(0.0, 0.0, 0.0, 0.0)
            position: Qt.vector3d(0, 250, 0)
            eulerRotation.x: -45
            shadowMapFar: 2000
            shadowMapQuality: Light.ShadowMapQualityHigh
            visible: checkBox4.checked
            castsShadow: checkBoxShadows.checked
            brightness: slider4.sliderValue
            coneAngle: 50
            innerConeAngle: 30
            PropertyAnimation on eulerRotation.y {
                loops: Animation.Infinite
                from: 0
                to: -360
                duration: 10000
            }
        }
        //! [spot light]

        //! [rectangle models]
        Model {
            source: "#Rectangle"
            y: -200
            scale: Qt.vector3d(15, 15, 15)
            eulerRotation.x: -90
            materials: [
                DefaultMaterial {
                    diffuseColor: Qt.rgba(0.8, 0.6, 0.4, 1.0)
                }
            ]
        }
        Model {
            source: "#Rectangle"
            z: -400
            scale: Qt.vector3d(15, 15, 15)
            materials: [
                DefaultMaterial {
                    diffuseColor: Qt.rgba(0.8, 0.8, 0.9, 1.0)
                }
            ]
        }
        //! [rectangle models]

        //! [teapot model]
        Model {
            source: "teapot.mesh"
            y: -100
            scale: Qt.vector3d(75, 75, 75)
            materials: [
                DefaultMaterial {
                    diffuseColor: Qt.rgba(0.9, 0.9, 0.9, 1.0)
                }
            ]

            NumberAnimation  on eulerRotation.y {
                loops: Animation.Infinite
                duration: 5000
                from: 0
                to: -360
            }
        }
        //! [teapot model]

        //! [light models]
        Model {
            source: "#Cube"
            position: light1.position
            rotation: light1.rotation
            property real size: slider1.highlight ? 0.2 : 0.1
            scale: Qt.vector3d(size, size, size)
            materials: [
                DefaultMaterial {
                    diffuseColor: light1.color
                    opacity: 0.4
                }
            ]
        }
        Model {
            source: "#Cube"
            position: light2.position
            rotation: light2.rotation
            property real size: slider2.highlight ? 0.2 : 0.1
            scale: Qt.vector3d(size, size, size)
            materials: [
                DefaultMaterial {
                    diffuseColor: light2.color
                    opacity: 0.4
                }
            ]
        }
        Model {
            source: "#Cube"
            position: light3.position
            rotation: light3.rotation
            property real size: slider3.highlight ? 0.2 : 0.1
            scale: Qt.vector3d(size, size, size)
            materials: [
                DefaultMaterial {
                    diffuseColor: light3.color
                    opacity: 0.4
                }
            ]
        }
        Model {
            source: "#Cube"
            position: light4.position
            rotation: light4.rotation
            property real size: slider4.highlight ? 0.2 : 0.1
            scale: Qt.vector3d(size, size, size)
            materials: [
                DefaultMaterial {
                    diffuseColor: light4.color
                    opacity: 0.4
                }
            ]
        }
        //! [light models]
    }

    Rectangle {
        anchors.fill: settingsArea
        anchors.margins: -10
        color: "#e0e0e0"
        border.color: "#000000"
        border.width: 1
        opacity: 0.8
    }

    Column {
        id: settingsArea
        anchors.top: parent.top
        anchors.topMargin: 20
        anchors.left: parent.left
        anchors.leftMargin: 20
        CustomCheckBox {
            id: checkBoxShadows
            text: qsTr("Enable Shadows")
            checked: true
        }
        Item { width: 1; height: 40 }
        CustomCheckBox {
            id: checkBox1
            text: qsTr("Directional Light")
            checked: true
        }
        CustomSlider {
            id: slider1
            sliderValue: 50
            fromValue: 0
            toValue: 100
        }
        Item { width: 1; height: 40 }
        CustomCheckBox {
            id: checkBox2
            text: qsTr("Point Light")
            checked: true
        }
        CustomSlider {
            id: slider2
            sliderValue: 600
            fromValue: 0
            toValue: 1000
        }
        Item { width: 1; height: 40 }
        CustomCheckBox {
            id: checkBox3
            text: qsTr("Area Light")
            checked: true
        }
        CustomSlider {
            id: slider3
            sliderValue: 200
            fromValue: 0
            toValue: 500
        }
        Item { width: 1; height: 40 }
        CustomCheckBox {
            id: checkBox4
            text: qsTr("Spot Light")
            checked: true
        }
        CustomSlider {
            id: slider4
            sliderValue: 1000
            fromValue: 0
            toValue: 3000
        }
    }
}