1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>,
2012-2013 RealBadAngel, Maciej Kasatkin <mk@realbadangel.pl>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include <matrix4.h>
#include "noise.h"
class MMVManip;
class INodeDefManager;
class ServerEnvironment;
namespace treegen {
enum error {
SUCCESS,
UNBALANCED_BRACKETS
};
struct TreeDef {
std::string initial_axiom;
std::string rules_a;
std::string rules_b;
std::string rules_c;
std::string rules_d;
MapNode trunknode;
MapNode leavesnode;
MapNode leaves2node;
int leaves2_chance;
int angle;
int iterations;
int iterations_random_level;
std::string trunk_type;
bool thin_branches;
MapNode fruitnode;
int fruit_chance;
s32 seed;
bool explicit_seed;
};
// Add default tree
void make_tree(MMVManip &vmanip, v3s16 p0,
bool is_apple_tree, INodeDefManager *ndef, s32 seed);
// Add jungle tree
void make_jungletree(MMVManip &vmanip, v3s16 p0,
INodeDefManager *ndef, s32 seed);
// Add pine tree
void make_pine_tree(MMVManip &vmanip, v3s16 p0,
INodeDefManager *ndef, s32 seed);
// Add L-Systems tree (used by engine)
treegen::error make_ltree(MMVManip &vmanip, v3s16 p0, INodeDefManager *ndef,
TreeDef tree_definition);
// Spawn L-systems tree from LUA
treegen::error spawn_ltree (ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef,
const TreeDef &tree_definition);
// L-System tree gen helper functions
void tree_node_placement(MMVManip &vmanip, v3f p0,
MapNode node);
void tree_trunk_placement(MMVManip &vmanip, v3f p0,
TreeDef &tree_definition);
void tree_leaves_placement(MMVManip &vmanip, v3f p0,
PseudoRandom ps, TreeDef &tree_definition);
void tree_single_leaves_placement(MMVManip &vmanip, v3f p0,
PseudoRandom ps, TreeDef &tree_definition);
void tree_fruit_placement(MMVManip &vmanip, v3f p0,
TreeDef &tree_definition);
irr::core::matrix4 setRotationAxisRadians(irr::core::matrix4 M, double angle, v3f axis);
v3f transposeMatrix(irr::core::matrix4 M ,v3f v);
}; // namespace treegen
|
