Line data    Source code

       1             : /*
       2             : Minetest
       3             : Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>,
       4             :                           2012-2013 RealBadAngel, Maciej Kasatkin <mk@realbadangel.pl>
       5             : This program is free software; you can redistribute it and/or modify
       6             : it under the terms of the GNU Lesser General Public License as published by
       7             : the Free Software Foundation; either version 2.1 of the License, or
       8             : (at your option) any later version.
       9             : 
      10             : This program is distributed in the hope that it will be useful,
      11             : but WITHOUT ANY WARRANTY; without even the implied warranty of
      12             : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13             : GNU Lesser General Public License for more details.
      14             : 
      15             : You should have received a copy of the GNU Lesser General Public License along
      16             : with this program; if not, write to the Free Software Foundation, Inc.,
      17             : 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      18             : */
      19             : 
      20             : #ifndef TREEGEN_HEADER
      21             : #define TREEGEN_HEADER
      22             : 
      23             : #include <matrix4.h>
      24             : #include "noise.h"
      25             : 
      26             : class MMVManip;
      27             : class INodeDefManager;
      28             : class ServerEnvironment;
      29             : 
      30             : 
      31             : namespace treegen {
      32             : 
      33             :         enum error {
      34             :                 SUCCESS,
      35             :                 UNBALANCED_BRACKETS
      36             :         };
      37             : 
      38           0 :         struct TreeDef {
      39             :                 std::string initial_axiom;
      40             :                 std::string rules_a;
      41             :                 std::string rules_b;
      42             :                 std::string rules_c;
      43             :                 std::string rules_d;
      44             : 
      45             :                 MapNode trunknode;
      46             :                 MapNode leavesnode;
      47             :                 MapNode leaves2node;
      48             : 
      49             :                 int leaves2_chance;
      50             :                 int angle;
      51             :                 int iterations;
      52             :                 int iterations_random_level;
      53             :                 std::string trunk_type;
      54             :                 bool thin_branches;
      55             :                 MapNode fruitnode;
      56             :                 int fruit_chance;
      57             :                 int seed;
      58             :                 bool explicit_seed;
      59             :         };
      60             : 
      61             :         // Add default tree
      62             :         void make_tree(MMVManip &vmanip, v3s16 p0,
      63             :                 bool is_apple_tree, INodeDefManager *ndef, int seed);
      64             :         // Add jungle tree
      65             :         void make_jungletree(MMVManip &vmanip, v3s16 p0,
      66             :                 INodeDefManager *ndef, int seed);
      67             :         // Add pine tree
      68             :         void make_pine_tree(MMVManip &vmanip, v3s16 p0,
      69             :                 INodeDefManager *ndef, int seed);
      70             : 
      71             :         // Add L-Systems tree (used by engine)
      72             :         treegen::error make_ltree(MMVManip &vmanip, v3s16 p0, INodeDefManager *ndef,
      73             :                 TreeDef tree_definition);
      74             :         // Spawn L-systems tree from LUA
      75             :         treegen::error spawn_ltree (ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef,
      76             :                 TreeDef tree_definition);
      77             : 
      78             :         // L-System tree gen helper functions
      79             :         void tree_node_placement(MMVManip &vmanip, v3f p0,
      80             :                 MapNode node);
      81             :         void tree_trunk_placement(MMVManip &vmanip, v3f p0,
      82             :                 TreeDef &tree_definition);
      83             :         void tree_leaves_placement(MMVManip &vmanip, v3f p0,
      84             :                 PseudoRandom ps, TreeDef &tree_definition);
      85             :         void tree_single_leaves_placement(MMVManip &vmanip, v3f p0,
      86             :                 PseudoRandom ps, TreeDef &tree_definition);
      87             :         void tree_fruit_placement(MMVManip &vmanip, v3f p0,
      88             :                 TreeDef &tree_definition);
      89             :         irr::core::matrix4 setRotationAxisRadians(irr::core::matrix4 M, double angle, v3f axis);
      90             : 
      91             :         v3f transposeMatrix(irr::core::matrix4 M ,v3f v);
      92             : 
      93             : }; // namespace treegen
      94             : #endif