Qt Quick 3D - Screen Space Reflections Example

 // Copyright (C) 2021 The Qt Company Ltd.
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

 import QtQuick3D
 import QtQuick

 CustomMaterial {
     property double rayMaxDistance: 100
     property int marchSteps: 100
     property int refinementSteps: 10
     property double depthBias: 0.3
     property double specular: 0.3
     property color materialColor: "transparent"

     sourceBlend: CustomMaterial.One
     destinationBlend: CustomMaterial.OneMinusSrcAlpha
     fragmentShader: "material_screenspacereflections.frag"
 }