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diff --git a/src/runtimerender/Qt3DSRenderCustomMaterialShaderGenerator.h b/src/runtimerender/Qt3DSRenderCustomMaterialShaderGenerator.h
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+++ b/src/runtimerender/Qt3DSRenderCustomMaterialShaderGenerator.h
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+/****************************************************************************
+**
+** Copyright (C) 2008-2012 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#pragma once
+#ifndef QT3DS_RENDER_CUSTOM_MATERIAL_SHADER_GENERATOR_H
+#define QT3DS_RENDER_CUSTOM_MATERIAL_SHADER_GENERATOR_H
+#include "Qt3DSRenderMaterialShaderGenerator.h"
+
+namespace qt3ds {
+namespace render {
+
+    class Qt3DSShadowMap;
+
+    class ICustomMaterialShaderGenerator : public IMaterialShaderGenerator
+    {
+    public:
+        SImageVariableNames GetImageVariableNames(QT3DSU32 inIdx) override = 0;
+        void GenerateImageUVCoordinates(IShaderStageGenerator &inVertexPipeline, QT3DSU32 idx,
+                                                QT3DSU32 uvSet, SRenderableImage &image) override = 0;
+
+        // inPipelineName needs to be unique else the shader cache will just return shaders from
+        // different pipelines.
+        NVRenderShaderProgram *GenerateShader(
+            const SGraphObject &inMaterial, SShaderDefaultMaterialKey inShaderDescription,
+            IShaderStageGenerator &inVertexPipeline, TShaderFeatureSet inFeatureSet,
+            NVDataRef<SLight *> inLights, SRenderableImage *inFirstImage, bool inHasTransparency,
+            const char8_t *inVertexPipelineName, const char8_t *inCustomMaterialName = "") override = 0;
+
+        // Also sets the blend function on the render context.
+        virtual void
+        SetMaterialProperties(NVRenderShaderProgram &inProgram, const SGraphObject &inMaterial,
+                              const QT3DSVec2 &inCameraVec, const QT3DSMat44 &inModelViewProjection,
+                              const QT3DSMat33 &inNormalMatrix, const QT3DSMat44 &inGlobalTransform,
+                              SRenderableImage *inFirstImage, QT3DSF32 inOpacity,
+                              SLayerGlobalRenderProperties inRenderProperties) override = 0;
+
+        static ICustomMaterialShaderGenerator &
+        CreateCustomMaterialShaderGenerator(IQt3DSRenderContext &inRenderContext);
+    };
+}
+}
+
+#endif