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|---|---|---|---|
| 1 | // This file is part of INSTINCT, the INS Toolkit for Integrated | ||
| 2 | // Navigation Concepts and Training by the Institute of Navigation of | ||
| 3 | // the University of Stuttgart, Germany. | ||
| 4 | // | ||
| 5 | // This Source Code Form is subject to the terms of the Mozilla Public | ||
| 6 | // License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| 7 | // file, You can obtain one at https://mozilla.org/MPL/2.0/. | ||
| 8 | |||
| 9 | /// @file Vector.hpp | ||
| 10 | /// @brief Vector Utility functions | ||
| 11 | /// @author T. Topp (topp@ins.uni-stuttgart.de) | ||
| 12 | /// @date 2022-03-07 | ||
| 13 | |||
| 14 | #pragma once | ||
| 15 | |||
| 16 | #include <vector> | ||
| 17 | |||
| 18 | namespace NAV | ||
| 19 | { | ||
| 20 | |||
| 21 | /// @brief Moves an element within a vector to a new position | ||
| 22 | /// @param[in, out] v Vector with the elements | ||
| 23 | /// @param[in] sourceIdx Old index which will be moved | ||
| 24 | /// @param[in] targetIdx New index which is the target | ||
| 25 | template<typename T> | ||
| 26 | 192 | void move(std::vector<T>& v, size_t sourceIdx, size_t targetIdx) | |
| 27 | { | ||
| 28 |
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192 | if (sourceIdx > targetIdx) |
| 29 | { | ||
| 30 |
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192 | std::rotate(v.rend() - static_cast<int64_t>(sourceIdx) - 1, |
| 31 | v.rend() - static_cast<int64_t>(sourceIdx), v.rend() - static_cast<int64_t>(targetIdx)); | ||
| 32 | } | ||
| 33 | else | ||
| 34 | { | ||
| 35 | ✗ | std::rotate(v.begin() + static_cast<int64_t>(sourceIdx), | |
| 36 | ✗ | v.begin() + static_cast<int64_t>(sourceIdx) + 1, v.begin() + static_cast<int64_t>(targetIdx) + 1); | |
| 37 | } | ||
| 38 | 192 | } | |
| 39 | |||
| 40 | /// @brief Returns a container filled with the given range | ||
| 41 | /// @param start Inclusive start value of the range | ||
| 42 | /// @param stepSize Step size of the range | ||
| 43 | /// @param end Exclusive end value of the range | ||
| 44 | template<typename Scalar> | ||
| 45 | std::vector<Scalar> genRangeVector(Scalar start, Scalar stepSize, Scalar end) | ||
| 46 | { | ||
| 47 | std::vector<Scalar> container; | ||
| 48 | container.reserve(static_cast<size_t>(std::ceil((end - start) / stepSize))); | ||
| 49 | |||
| 50 | while (start < end) | ||
| 51 | { | ||
| 52 | container.push_back(start); | ||
| 53 | start += stepSize; | ||
| 54 | } | ||
| 55 | |||
| 56 | return container; | ||
| 57 | }; | ||
| 58 | |||
| 59 | } // namespace NAV | ||
| 60 |