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++ // Copyright (C) 2026 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ void MAIN()
++ {
++ vec3 direction = normalize(qt_eyeDir);
++ vec4 col0 = texture(cubeMapTexture0, direction);
++ vec4 col1 = texture(cubeMapTexture1, direction);
++ FRAGCOLOR = mix(col0, col1, mixT);
++ }