Cockpit-cpp/Run/QtQuick/Controls/Imagine/impl/OpacityMask.qml

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import QtQuick

/*
   A cross-graphics API implementation of QtGraphicalEffects' OpacityMask.
 */
Item {
    id: rootItem

    property variant source
    property variant maskSource
    property bool cached: false

    ShaderEffectSource {
        id: cacheItem
        anchors.fill: parent
        visible: rootItem.cached
        smooth: true
        sourceItem: shaderItem
        live: true
        hideSource: visible
    }

    ShaderEffect {
        id: shaderItem
        property variant source: rootItem.source
        property variant maskSource: rootItem.maskSource

        anchors.fill: parent

        fragmentShader: "qrc:/qt-project.org/imports/QtQuick/Controls/Imagine/impl/shaders/OpacityMask.frag"
    }
}