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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
import QtQuick
import QtQuick3D
import QtQuick3D.Particles3D
import QtQuick3D.Helpers
Node {
id: root
property alias emitterPosition : emitter.position
property alias emitterScale : emitter.scale
property alias emitRate : emitter.emitRate
property alias particleCount : particle.maxAmount
property real particleOpacity : 1.0
property bool textureEnabled : false
property bool variableLengthEnabled : false
property alias lineSegmentCount : particle.segmentCount
property alias particleScale : particle.particleScale
property alias particleTexcoordMode : particle.texcoordMode
property alias particleTexcoordScale : particle.texcoordMultiplier
property alias particleEolFadeDuration : particle.eolFadeOutDuration
property real lineLength : 50.0
property alias lifespan : emitter.lifeSpan
property real velocityX : 120.0
property real velocityY : 0.0
property real velocityZ : 0.0
property real velocityVariation : 5.0
property var system
property string description : "desc"
property real fontSize : 14.0
property alias fadeOutDuration : particle.fadeOutDuration
property alias fadeInDuration : particle.fadeInDuration
ParticleEmitter3D {
id: emitter
system: root.system
Texture {
id: tex
source: "images/qt_logo.png"
}
particle: LineParticle3D {
id: particle
sprite: textureEnabled ? tex : null
maxAmount: 20
color: Qt.rgba(1.0, 1.0, 1.0, particleOpacity)
fadeInDuration: 0
fadeOutDuration: 500
texcoordMode: LineParticle3D.Relative
billboard: false
length: variableLengthEnabled ? -1.0 : root.lineLength
lengthDeltaMin: variableLengthEnabled ? root.lineLength / root.lineSegmentCount : 10.0
eolFadeOutDuration: 0
particleScale: 20.0
segmentCount: 5
}
velocity: VectorDirection3D {
direction: Qt.vector3d(root.velocityX, root.velocityY, root.velocityZ)
directionVariation: Qt.vector3d(root.velocityVariation, root.velocityVariation, root.velocityVariation)
}
emitRate: 2
lifeSpan: 3000
Text {
x: -100
text: description
font.pixelSize: root.fontSize
color: "white"
}
}
}
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