split.hpp

/*
// Copyright (c) 2016 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/

#pragma once
#include "../C/split.h"
#include "primitive.hpp"

namespace cldnn
{

struct split : public primitive_base<split, CLDNN_PRIMITIVE_DESC(split)>
{
    CLDNN_DECLATE_PRIMITIVE(split)

    
    split(
        const primitive_id& id,
        const primitive_id& input,
        const std::vector<std::pair<primitive_id, tensor> >& output_ids_offsets,
        const padding& output_padding = padding()
    )
        :primitive_base(id, {input}, output_padding)
        , output_ids(_output_ids.cpp_ids)
        , output_offsets(extract_tensor_vector(output_ids_offsets))
        , _output_ids(extract_primitive_vector(output_ids_offsets))
        , _output_offsets(tensor_vector_to_cldnn_vector(output_offsets))
    {
    }

    split(const dto* dto)
        :primitive_base(dto)
        , output_ids(_output_ids.cpp_ids)
        , output_offsets(tensor_arr_to_vector(dto->output_offsets))
        , _output_ids(dto->output_ids)
        , _output_offsets(tensor_arr_to_cldnn_vector(dto->output_offsets))
    {
    }

    fixed_size_vector_ref output_ids;
    std::vector<tensor> output_offsets;

protected:
    primitive_id_arr _output_ids;
    std::vector<cldnn_tensor> _output_offsets;

    void update_dto(dto& dto) const override
    {
        dto.output_ids = _output_ids.ref();
        dto.output_offsets = tensor_vector_to_arr(_output_offsets);
    }

    static std::vector<primitive_id> extract_primitive_vector(const std::vector<std::pair<primitive_id, tensor> >& stor)
    {
        std::vector<primitive_id> res;
        for (auto &stor_pair : stor)
            res.push_back(stor_pair.first);

        return res;
    }

    static std::vector<tensor> extract_tensor_vector(const std::vector<std::pair<primitive_id, tensor> >& stor)
    {
        std::vector<tensor> res;
        for (auto &stor_pair : stor)
            res.push_back(stor_pair.second);

        return res;
    }

    static std::vector<tensor> tensor_arr_to_vector(const cldnn_tensor_arr& arr)
    {
        std::vector<tensor> result(arr.size);
        for (size_t i = 0; i < arr.size; i++)
            result[i] = arr.data[i];

        return result;
    }

    static std::vector<cldnn_tensor> tensor_arr_to_cldnn_vector(const cldnn_tensor_arr& arr)
    {
        std::vector<cldnn_tensor> result(arr.size);
        for (size_t i = 0; i < arr.size; i++)
            result[i] = arr.data[i];

        return result;
    }

    static std::vector<cldnn_tensor> tensor_vector_to_cldnn_vector(const std::vector<tensor>& stor)
    {
        std::vector<cldnn_tensor> res;
        res.resize(stor.size());
        for (size_t i = 0; i < stor.size(); ++i)
            res[i] = stor[i];

        return res;
    }

};
}