Qt Quick 3D - Particles 3D Testbed Example

/**************************************************************************** ** ** Copyright (C) 2021 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 import QtQuick3D import QtQuick3D.Particles3D import QtQuick.Controls Window { id: rootWindow readonly property url startupView: "StartupView.qml" QtObject { id: settings // Antialiasing mode & quality used in all examples. property var antialiasingMode: SceneEnvironment.NoAA property var antialiasingQuality: SceneEnvironment.High // Toggle default visibility of these views property bool showSettingsView: true property bool showLoggingView: false // Fonts in pointSizes // These are used mostly on examples in 3D side property real fontSizeLarge: 16 // These are used mostly on settings property real fontSizeSmall: 10 } readonly property real iconSize: 16 + Math.max(width, height) * 0.05 width: 1280 height: 720 visible: true title: qsTr("Qt Quick 3D Particles3D Testbed") color: "#000000" Loader { id: loader anchors.fill: parent source: startupView } Button { id: backButton anchors.left: parent.left anchors.top: parent.top width: rootWindow.iconSize height: width opacity: loader.source !== startupView visible: opacity icon.source: "qrc:/qml/images/arrow_icon.png" icon.width: backButton.width * 0.3 icon.height: backButton.height * 0.3 icon.color: "transparent" background: Rectangle { color: "transparent" } onClicked: { loader.source = startupView; } Behavior on opacity { NumberAnimation { duration: 400 easing.type: Easing.InOutQuad } } } }