- Qt 6.4
- Qt Quick 3D
- Qt Quick 3D Examples and Tutorials
- Qt Quick 3D - Effects Example
- Qt Quick 3D | Commercial or GPLv3

# Qt Quick 3D - Effects Example

     // Copyright (C) 2020 The Qt Company Ltd.
     // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

     import QtQuick
     import QtQuick.Controls
     import QtQuick.Layouts

     Rectangle {
         id: colorPicker
         property string description
         property vector3d colorVector: Qt.vector3d(0.0, 0.0, 0.0)
         width: 200
         height: 35

         color: Qt.rgba(colorVector.x, colorVector.y, colorVector.z, 1.0)

         function close()
         {
             colorSliders.visible = false
         }

         TapHandler {
             onTapped: {
                 if (!colorSliders.visible) {
                     rSlider.value = colorVector.x
                     gSlider.value = colorVector.y
                     bSlider.value = colorVector.z
                 }
                 colorSliders.visible = !colorSliders.visible
             }
         }

         Text {
             anchors.verticalCenter: parent.verticalCenter
             x: 20
             text: parent.description
             style: Text.Outline
             styleColor: "white"
             font.pixelSize: 20
             font.bold: true
         }
         Rectangle {
             id: colorSliders
             visible: false
             anchors.verticalCenter: colorPicker.verticalCenter
             anchors.left: colorPicker.right
             width: col.width
             height: col.height
             z: 10
             color: "#cccccc"
             Column {
                 id: col
                 Slider {
                     id: rSlider
                     onValueChanged: colorVector.x = value
                     Rectangle {
                         anchors.fill: parent
                         z: -1
                         color: "red"
                     }
                 }
                 Slider {
                     id: gSlider
                     onValueChanged: colorVector.y = value
                     Rectangle {
                         anchors.fill: parent
                         z: -1
                         color: "green"
                     }
                 }
                 Slider {
                     id: bSlider
                     onValueChanged: colorVector.z = value
                     Rectangle {
                         anchors.fill: parent
                         z: -1
                         color: "blue"
                     }
                 }
             }
             // Very quick-and-dirty implicit mouse grabbing.
             MouseArea {
                 id: implicitMouseGrabber
                 x: -3000
                 y: -3000
                 z: -1
                 width: 6000
                 height: 6000

                 onClicked: colorSliders.visible = false
             }
             onVisibleChanged: {
                 if (visible) {
                     colorPicker.z = 10
                     colorPicker.parent.z = 10
                 } else {
                     colorPicker.z = 0
                     colorPicker.parent.z = 0
                 }
             }
         }
     }