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diff --git a/src/plugins/renderers/rhi/renderer/shader_p.h b/src/plugins/renderers/rhi/renderer/shader_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or 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.GPL2 and 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-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QT3DRENDER_RENDER_RHI_GLSHADER_P_H
+#define QT3DRENDER_RENDER_RHI_GLSHADER_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of other Qt classes.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+
+#include <shadervariables_p.h>
+#include <shaderparameterpack_p.h>
+#include <Qt3DRender/qshaderprogram.h>
+#include <QMutex>
+
+
+QT_BEGIN_NAMESPACE
+
+class QOpenGLShaderProgram;
+
+namespace Qt3DRender {
+
+namespace Render {
+
+namespace Rhi {
+
+class Q_AUTOTEST_EXPORT RHIShader
+{
+public:
+    RHIShader();
+
+    void setGraphicsContext(GraphicsContext *context);
+    GraphicsContext *graphicsContext();
+
+    bool isLoaded() const { return m_isLoaded; }
+    void setLoaded(bool loaded) { m_isLoaded = loaded; }
+
+    void prepareUniforms(ShaderParameterPack &pack);
+
+    void setFragOutputs(const QHash<QString, int> &fragOutputs);
+    const QHash<QString, int> fragOutputs() const;
+
+    inline QVector<int> uniformsNamesIds() const { return m_uniformsNamesIds; }
+    inline QVector<int> standardUniformNameIds() const { return m_standardUniformNamesIds; }
+    inline QVector<int> uniformBlockNamesIds() const { return m_uniformBlockNamesIds; }
+    inline QVector<int> storageBlockNamesIds() const { return m_shaderStorageBlockNamesIds; }
+    inline QVector<int> attributeNamesIds() const { return m_attributeNamesIds; }
+
+    QVector<QString> uniformsNames() const;
+    QVector<QString> attributesNames() const;
+    QVector<QString> uniformBlockNames() const;
+    QVector<QString> storageBlockNames() const;
+
+    inline QVector<ShaderUniform> uniforms() const { return m_uniforms; }
+    inline QVector<ShaderAttribute> attributes() const { return m_attributes; }
+    inline QVector<ShaderUniformBlock> uniformBlocks() const { return m_uniformBlocks; }
+    inline QVector<ShaderStorageBlock> storageBlocks() const { return m_shaderStorageBlocks; }
+
+    QHash<QString, ShaderUniform> activeUniformsForUniformBlock(int blockIndex) const;
+
+    ShaderUniformBlock uniformBlockForBlockIndex(int blockNameId);
+    ShaderUniformBlock uniformBlockForBlockNameId(int blockIndex);
+    ShaderUniformBlock uniformBlockForBlockName(const QString &blockName);
+
+    ShaderStorageBlock storageBlockForBlockIndex(int blockIndex);
+    ShaderStorageBlock storageBlockForBlockNameId(int blockNameId);
+    ShaderStorageBlock storageBlockForBlockName(const QString &blockName);
+
+    QOpenGLShaderProgram *shaderProgram() { return &m_shader; }
+
+    void setShaderCode(const QVector<QByteArray> shaderCode) { m_shaderCode = shaderCode; }
+    QVector<QByteArray> shaderCode() const;
+
+private:
+    bool m_isLoaded;
+    QOpenGLShaderProgram m_shader;
+    GraphicsContext *m_graphicsContext;
+
+    QVector<QString> m_uniformsNames;
+    QVector<int> m_uniformsNamesIds;
+    QVector<int> m_standardUniformNamesIds;
+    QVector<ShaderUniform> m_uniforms;
+
+    QVector<QString> m_attributesNames;
+    QVector<int> m_attributeNamesIds;
+    QVector<ShaderAttribute> m_attributes;
+
+    QVector<QString> m_uniformBlockNames;
+    QVector<int> m_uniformBlockNamesIds;
+    QVector<ShaderUniformBlock> m_uniformBlocks;
+    QHash<int, QHash<QString, ShaderUniform> > m_uniformBlockIndexToShaderUniforms;
+
+    QVector<QString> m_shaderStorageBlockNames;
+    QVector<int> m_shaderStorageBlockNamesIds;
+    QVector<ShaderStorageBlock> m_shaderStorageBlocks;
+
+    QHash<QString, int> m_fragOutputs;
+    QVector<QByteArray> m_shaderCode;
+
+    // Private so that only GraphicContext can call it
+    void initializeUniforms(const QVector<ShaderUniform> &uniformsDescription);
+    void initializeAttributes(const QVector<ShaderAttribute> &attributesDescription);
+    void initializeUniformBlocks(const QVector<ShaderUniformBlock> &uniformBlockDescription);
+    void initializeShaderStorageBlocks(const QVector<ShaderStorageBlock> &shaderStorageBlockDescription);
+
+    friend class GraphicsContext;
+
+    mutable QMutex m_mutex;
+    QMetaObject::Connection m_contextConnection;
+};
+
+} // Rhi
+
+} // Render
+
+} // Qt3DRender
+
+QT_END_NAMESPACE
+
+#endif // QT3DRENDER_RENDER_RHI_GLSHADER_P_H