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diff --git a/res/effectlib/evalLightmaps.glsllib b/res/effectlib/evalLightmaps.glsllib
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+/****************************************************************************
+**
+** Copyright (C) 2014 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+vec4 evalLightmap( in sampler2D sampler, in vec3 inCoords, in vec4 rotScale, in vec3 offset )
+{
+    vec3 uTransform = vec3(rotScale.x, rotScale.y, offset.x);
+    vec3 vTransform = vec3(rotScale.z, rotScale.w, offset.y);
+
+    vec2 transfCoord = vec2( dot( uTransform, inCoords ), dot( vTransform, inCoords ) );
+
+    vec4 value = texture( sampler, transfCoord.xy);
+
+    return value;
+}
+
+vec4 evalIndirectLightmap( in sampler2D sampler, in vec3 inCoords, in vec4 rotScale, in vec3 offset )
+{
+    return evalLightmap( sampler, inCoords, rotScale, offset );
+}
+
+vec4 evalRadiosityLightmap( in sampler2D sampler, in vec3 inCoords, in vec4 rotScale, in vec3 offset )
+{
+    return evalLightmap( sampler, inCoords, rotScale, offset );
+}
+
+vec4 evalShadowLightmap( in sampler2D sampler, in vec3 inCoords, in vec4 rotScale, in vec3 offset )
+{
+    return evalLightmap( sampler, inCoords, rotScale, offset );
+}
+\ No newline at end of file