qt-everywhere-src-5.15.1/qtdeclarative/examples/quick/particles/imageparticle/content/colortable.qml

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import QtQuick.Particles 2.0
import QtQuick 2.0

Rectangle {
    id: root
    width: 360
    height: 540
    color: "black"

    ParticleSystem { id: particles }

    ImageParticle {
        system: particles
        colorVariation: 0.5
        alpha: 0

        //! [0]
        source: "qrc:///particleresources/glowdot.png"
        colorTable: "../../images/colortable.png"
        sizeTable: "../../images/colortable.png"
        //! [0]
    }

    Emitter {
        system: particles
        emitRate: 500
        lifeSpan: 2000

        y: root.height / 2 + Math.sin(t * 2) * root.height * 0.3
        x: root.width / 2 + Math.cos(t) * root.width * 0.3
        property real t;

        NumberAnimation on t {
            from: 0; to: Math.PI * 2; duration: 10000; loops: Animation.Infinite
        }

        velocityFromMovement: 20

        velocity: PointDirection { xVariation: 5; yVariation: 5;}
        acceleration: PointDirection { xVariation: 5; yVariation: 5;}

        size: 16
        //endSize: 8
        //sizeVariation: 8
    }
}