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/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* 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.
*/
#ifndef __NEURUN_MODEL_SHAPE_H__
#define __NEURUN_MODEL_SHAPE_H__
#include "Layout.h"
#include "misc/feature/Shape.h"
#include <cstdint>
#include <vector>
namespace neurun
{
namespace model
{
// TODO Remove this dependency.
using FeatureShape = nnfw::misc::feature::Shape;
struct Shape
{
public:
Shape() = default;
explicit Shape(int rank) : _dimensions(rank) {}
Shape(std::initializer_list<int32_t> dimensions) : _dimensions(dimensions) {}
int rank() const { return _dimensions.size(); }
const std::vector<int32_t> &dims() const { return _dimensions; }
int32_t dim(int i) const { return _dimensions.at(i); }
int32_t &dim(int i) { return _dimensions.at(i); }
uint64_t num_elements() const;
public:
FeatureShape asFeature(Layout layout) const;
/**
* @brief Add dimension to the beginning
* @param[in] d dimension to add to the beginning
*/
void prepend(int32_t d) { _dimensions.insert(_dimensions.cbegin(), d); }
/**
* @brief Add dimension to the end
* @param[in] d dimension to add to the end
*/
void append(int32_t d) { _dimensions.emplace_back(d); }
/**
* @brief Extend rank of Shape object for operand with param.
* @param[in] to_rank The rank value to be extended to
*/
void extendRank(int to_rank);
private:
std::vector<int32_t> _dimensions;
};
inline bool operator==(const Shape &lhs, const Shape &rhs) { return lhs.dims() == rhs.dims(); }
} // namespace model
} // namespace neurun
#endif // __NEURUN_MODEL_SHAPE_H__
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