Cockpit-cpp/ZjQt/Run/QtQuick3D/Effects/DistortionSpiral.qml

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import QtQuick
import QtQuick3D
import QtQuick3D.Effects

Effect {
    property real radius: 0.25              // 0 - 1
    property real distortionStrength: 1.0   // -10 - 10
    property vector2d center: Qt.vector2d(0.5, 0.5)

    Shader {
        id: distortionVert
        stage: Shader.Vertex
        shader: "qrc:/qtquick3deffects/shaders/distortion.vert"
    }

    Shader {
        id: distortionFrag
        stage: Shader.Fragment
        shader: "qrc:/qtquick3deffects/shaders/distortionspiral.frag"
    }

    passes: [
        Pass {
            shaders: [ distortionVert, distortionFrag ]
        }
    ]
}