Revision control
++ // Copyright (C) 2023 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ float qt_calculatePointLightAttenuation(vec3 attenuationConstants, float lightDistance)
++ {
++ return 1.0 / (attenuationConstants.x + attenuationConstants.y * lightDistance
++ + attenuationConstants.z * lightDistance * lightDistance);
++ }