turbulence.qml Example File | Qt Quick 5.12.11

- Qt 5.12
- Qt Quick
- Qt Quick Particles Examples - Affectors
- turbulence.qml Example File
- Qt 5.12.11 Reference Documentation

# turbulence.qml Example File

particles/affectors/content/turbulence.qml

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     import QtQuick 2.0
     import QtQuick.Particles 2.0

     Rectangle {
         width: 320
         height: 480
         color: "#222222"
         id: root
         Image {
             source: "../../images/candle.png"
             anchors.bottom: parent.bottom
             anchors.horizontalCenter: parent.horizontalCenter
             anchors.bottomMargin: -60
             anchors.horizontalCenterOffset: 2
         }
         ParticleSystem {
             anchors.fill: parent
             MouseArea {
                 anchors.fill: parent
                 onClicked: turb.enabled = !turb.enabled
             }

             Turbulence {
                 id: turb
                 enabled: true
                 height: (parent.height / 2) - 4
                 width: parent.width
                 x: parent. width / 4
                 anchors.fill: parent
                 strength: 32
                 NumberAnimation on strength{from: 16; to: 64; easing.type: Easing.InOutBounce; duration: 1800; loops: -1}
             }

             ImageParticle {
                 groups: ["smoke"]
                 source: "qrc:///particleresources/glowdot.png"
                 color: "#11111111"
                 colorVariation: 0
             }
             ImageParticle {
                 groups: ["flame"]
                 source: "qrc:///particleresources/glowdot.png"
                 color: "#11ff400f"
                 colorVariation: 0.1
             }
             Emitter {
                 anchors.centerIn: parent
                 group: "flame"

                 emitRate: 120
                 lifeSpan: 1200
                 size: 20
                 endSize: 10
                 sizeVariation: 10
                 acceleration: PointDirection { y: -40 }
                 velocity: AngleDirection { angle: 270; magnitude: 20; angleVariation: 22; magnitudeVariation: 5 }
             }
             TrailEmitter {
                 id: smoke1
                 width: root.width
                 height: root.height/2
                 group: "smoke"
                 follow: "flame"

                 emitRatePerParticle: 1
                 lifeSpan: 2400
                 lifeSpanVariation: 400
                 size: 16
                 endSize: 8
                 sizeVariation: 8
                 acceleration: PointDirection { y: -40 }
                 velocity: AngleDirection { angle: 270; magnitude: 40; angleVariation: 22; magnitudeVariation: 5 }
             }
             TrailEmitter {
                 id: smoke2
                 width: root.width
                 height: root.height/2 - 20
                 group: "smoke"
                 follow: "flame"

                 emitRatePerParticle: 4
                 lifeSpan: 2400
                 size: 36
                 endSize: 24
                 sizeVariation: 12
                 acceleration: PointDirection { y: -40 }
                 velocity: AngleDirection { angle: 270; magnitude: 40; angleVariation: 22; magnitudeVariation: 5 }
             }
         }
     }