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64 lines
2.4 KiB
C++
64 lines
2.4 KiB
C++
/*
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Minetest
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Copyright (C) 2013 sapier, sapier at gmx dot net
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#pragma once
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/******************************************************************************/
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/* Includes */
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/******************************************************************************/
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#include <vector>
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#include "irr_v3d.h"
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/******************************************************************************/
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/* Forward declarations */
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/******************************************************************************/
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class ServerEnvironment;
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/******************************************************************************/
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/* Typedefs and macros */
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/******************************************************************************/
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typedef enum {
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DIR_XP,
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DIR_XM,
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DIR_ZP,
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DIR_ZM
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} PathDirections;
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/** List of supported algorithms */
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typedef enum {
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PA_DIJKSTRA, /**< Dijkstra shortest path algorithm */
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PA_PLAIN, /**< A* algorithm using heuristics to find a path */
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PA_PLAIN_NP /**< A* algorithm without prefetching of map data */
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} PathAlgorithm;
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/******************************************************************************/
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/* declarations */
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/******************************************************************************/
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/** c wrapper function to use from scriptapi */
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std::vector<v3s16> get_path(ServerEnvironment *env,
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v3s16 source,
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v3s16 destination,
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unsigned int searchdistance,
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unsigned int max_jump,
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unsigned int max_drop,
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PathAlgorithm algo);
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