uniformblockbuilder_p.h

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// Copyright (C) 2020 Klaralvdalens Datakonsult AB (KDAB).

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

#ifndef QT3DRENDER_RENDER_UNIFORMBLOCKBUILDER_P_H

#define QT3DRENDER_RENDER_UNIFORMBLOCKBUILDER_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 <QtCore/qhash.h>

#include <Qt3DRender/private/shaderdata_p.h>

#include <Qt3DRender/private/qt3drender_global_p.h>

QT_BEGIN_NAMESPACE

namespace Qt3DRender {

namespace Render {

class ShaderDataManager;

class TextureManager;

typedef QHash<int, QVariant> UniformBlockValueBuilderHash;

struct Q_3DRENDERSHARED_PRIVATE_EXPORT UniformBlockValueBuilder

    explicit UniformBlockValueBuilder(const std::vector<int> &uniformNamesIds,

                                      ShaderDataManager *shaderDataManager,

                                      TextureManager *textureManager,

                                      const Matrix4x4 &matrix);

    void buildActiveUniformNameValueMapHelper(const ShaderData *currentShaderData,

                                              const QString &blockName,

                                              const int propertyInBlockNameId,

                                              const int propertyNameId,

                                              const ShaderData::PropertyValue *value);

    void buildActiveUniformNameValueMapStructHelper(ShaderData *rShaderData,

                                                    const QString &blockName,

                                                    const QString &qmlPropertyName = QString());

    UniformBlockValueBuilderHash activeUniformNamesToValue;

private:

    const std::vector<int> &m_uniformNamesIds;

    ShaderDataManager *m_shaderDataManager = nullptr;

    TextureManager *m_textureManager = nullptr;

    const Matrix4x4 &m_viewMatrix;

};

} // namespace Render

} // namespace Qt3DRender

QT_END_NAMESPACE

#endif // QT3DRENDER_RENDER_UNIFORMBLOCKBUILDER_P_H