LayerList.h

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/*
* SPDX-FileCopyrightText: Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: MIT
*
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* copy of this software and associated documentation files (the "Software"),
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* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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#ifndef NVNEURAL_LAYERLIST_H
#define NVNEURAL_LAYERLIST_H
 
#include <nvneural/CoreTypes.h>
#include <nvneural/LayerTypes.h>
#include <nvneural/RefPtr.h>
#include <nvneural/RefObject.h>
 
#include <algorithm>
#include <iterator>
#include <vector>
 
namespace nvneural {
 
class LayerList : public refobj::RefObjectBase<refobj::Implements<ILayerList>>
{
public:
    explicit LayerList(const std::vector<ILayer*>& layerList)
    {
        std::transform(
            layerList.begin(),
            layerList.end(),
            std::back_inserter(m_layerList),
            [](ILayer* pRaw) { return RefPtr<ILayer>::fromPointer(pRaw); });
    }
 
    explicit LayerList(const std::vector<RefPtr<ILayer>>& layerList)
        : m_layerList(layerList)
    {
    }
 
    explicit LayerList(std::vector<RefPtr<ILayer>>&& layerList)
        : m_layerList(std::move(layerList))
    {
    }
 
    size_t layerCount() const noexcept override
    {
        return m_layerList.size();
    }
 
    ILayer* getLayerByIndex(size_t layerIndex) const noexcept override
    {
        if (layerIndex < m_layerList.size())
        {
            return m_layerList[layerIndex].get();
        }
        else
        {
            return nullptr;
        }
    }
 
private:
    std::vector<RefPtr<ILayer>> m_layerList;
};
 
} // namespace nvneural
 
#endif // NVNEURAL_LAYERLIST_H