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95 lines
2.7 KiB
C++
95 lines
2.7 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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2012-2013 RealBadAngel, Maciej Kasatkin <mk@realbadangel.pl>
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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 TREEGEN_HEADER
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#define TREEGEN_HEADER
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#include <matrix4.h>
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#include "noise.h"
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class MMVManip;
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class INodeDefManager;
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class ServerEnvironment;
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namespace treegen {
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enum error {
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SUCCESS,
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UNBALANCED_BRACKETS
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};
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struct TreeDef {
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std::string initial_axiom;
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std::string rules_a;
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std::string rules_b;
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std::string rules_c;
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std::string rules_d;
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MapNode trunknode;
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MapNode leavesnode;
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MapNode leaves2node;
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int leaves2_chance;
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int angle;
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int iterations;
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int iterations_random_level;
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std::string trunk_type;
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bool thin_branches;
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MapNode fruitnode;
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int fruit_chance;
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int seed;
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bool explicit_seed;
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};
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// Add default tree
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void make_tree(MMVManip &vmanip, v3s16 p0,
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bool is_apple_tree, INodeDefManager *ndef, int seed);
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// Add jungle tree
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void make_jungletree(MMVManip &vmanip, v3s16 p0,
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INodeDefManager *ndef, int seed);
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// Add pine tree
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void make_pine_tree(MMVManip &vmanip, v3s16 p0,
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INodeDefManager *ndef, int seed);
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// Add L-Systems tree (used by engine)
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treegen::error make_ltree(MMVManip &vmanip, v3s16 p0, INodeDefManager *ndef,
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TreeDef tree_definition);
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// Spawn L-systems tree from LUA
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treegen::error spawn_ltree (ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef,
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TreeDef tree_definition);
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// L-System tree gen helper functions
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void tree_node_placement(MMVManip &vmanip, v3f p0,
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MapNode node);
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void tree_trunk_placement(MMVManip &vmanip, v3f p0,
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TreeDef &tree_definition);
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void tree_leaves_placement(MMVManip &vmanip, v3f p0,
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PseudoRandom ps, TreeDef &tree_definition);
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void tree_single_leaves_placement(MMVManip &vmanip, v3f p0,
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PseudoRandom ps, TreeDef &tree_definition);
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void tree_fruit_placement(MMVManip &vmanip, v3f p0,
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TreeDef &tree_definition);
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irr::core::matrix4 setRotationAxisRadians(irr::core::matrix4 M, double angle, v3f axis);
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v3f transposeMatrix(irr::core::matrix4 M ,v3f v);
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}; // namespace treegen
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#endif
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