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// Copyright (C) 2014 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 ASSIMPHELPERS_H
#define ASSIMPHELPERS_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.
//
// ASSIMP INCLUDES
#include <assimp/IOStream.hpp>
#include <assimp/IOSystem.hpp>
#include <QtCore/QIODevice>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace AssimpHelper {
//CUSTOM FILE STREAM
class AssimpIOStream : public Assimp::IOStream
{
public :
AssimpIOStream(QIODevice *device);
~AssimpIOStream();
size_t Read(void *pvBuffer, size_t pSize, size_t pCount) override;
size_t Write(const void *pvBuffer, size_t pSize, size_t pCount) override;
aiReturn Seek(size_t pOffset, aiOrigin pOrigin) override;
size_t Tell() const override;
size_t FileSize() const override;
void Flush() override;
private:
QIODevice *const m_device;
};
//CUSTOM FILE IMPORTER TO HANDLE QT RESOURCES WITHIN ASSIMP
class AssimpIOSystem : public Assimp::IOSystem
{
public :
bool Exists(const char *pFile) const override;
char getOsSeparator() const override;
Assimp::IOStream *Open(const char *pFile, const char *pMode) override;
void Close(Assimp::IOStream *pFile) override;
};
} // namespace AssimpHelper
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // ASSIMPHELPERS_H
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