mirror of
https://github.com/Relintai/gdnative_cpp.git
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68 lines
2.9 KiB
C++
68 lines
2.9 KiB
C++
/**************************************************************************/
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/* search_array.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef SEARCH_ARRAY_H
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#define SEARCH_ARRAY_H
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#include "sort_array.h"
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template <class T, class Comparator = _DefaultComparator<T>>
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class SearchArray {
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public:
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Comparator compare;
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inline int bisect(const T *p_array, int p_len, const T &p_value, bool p_before) const {
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int lo = 0;
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int hi = p_len;
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if (p_before) {
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while (lo < hi) {
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const int mid = (lo + hi) / 2;
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if (compare(p_array[mid], p_value)) {
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lo = mid + 1;
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} else {
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hi = mid;
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}
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}
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} else {
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while (lo < hi) {
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const int mid = (lo + hi) / 2;
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if (compare(p_value, p_array[mid])) {
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hi = mid;
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} else {
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lo = mid + 1;
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}
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}
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}
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return lo;
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}
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};
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#endif // SEARCH_ARRAY_H
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