mirror of
https://github.com/moparisthebest/minetest
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5a34f40d80
MapgenParams is no longer a polymorphic class, eliminating the need for messy and bug-prone reallocations. Separation between the common and mapgen-specific parameters is now strongly defined. Mapgen parameters objects are now properly encapsulated within the proper subsystems.
69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
/*
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Minetest
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Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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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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#ifndef MAPGEN_MATH_HEADER
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#define MAPGEN_MATH_HEADER
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#include "mapgen.h"
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#include "mapgen_v7.h"
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#include "json/json.h"
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struct MapgenMathParams : public MapgenV7Params {
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MapgenMathParams() {}
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~MapgenMathParams() {}
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Json::Value params;
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void readParams(Settings *settings);
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void writeParams(Settings *settings);
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};
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class MapgenMath : public MapgenV7 {
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public:
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MapgenMathParams * mg_params;
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MapgenMath(int mapgenid, MapgenParams *mg_params, EmergeManager *emerge);
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~MapgenMath();
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int generateTerrain();
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int getGroundLevelAtPoint(v2s16 p);
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bool invert;
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double size;
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double scale;
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v3f center;
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int iterations;
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double distance;
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double (*func)(double, double, double, double, int);
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};
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struct MapgenFactoryMath : public MapgenFactory {
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Mapgen *createMapgen(int mgid, MapgenParams *params, EmergeManager *emerge) {
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return new MapgenMath(mgid, params, emerge);
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};
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MapgenSpecificParams *createMapgenParams() {
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return new MapgenMathParams();
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};
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};
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#endif
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