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1 | // Copyright (C) 2006 Erik Dahlberg |
2 | // |
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3 | // This file is part of LSystem3D. |
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4 | // |
5 | // LSystem3D is free software; you can redistribute it and/or |
6 | // modify it under the terms of the GNU General Public License |
7 | // as published by the Free Software Foundation; either version 2 |
8 | // of the License, or (at your option) any later version. |
9 | // |
10 | // LSystem3D 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 General Public License for more details. |
14 | // |
15 | // You should have received a copy of the GNU General Public License |
16 | // along with LSystem3D; if not, write to the Free Software |
17 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | |
19 | |
20 | |
21 | |
22 | #ifndef LINDENMAYERSYSTEM_H |
23 | #define LINDENMAYERSYSTEM_H |
24 | |
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25 | #include <string> |
26 | |
27 | #include "model.h" |
28 | #include "turtle.h" |
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29 | #include "rule.h" |
30 | #include "ruleset.h" |
31 | |
32 | using namespace std; |
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33 | |
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34 | |
35 | |
36 | /** |
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37 | * Lindenmayer system generator |
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38 | */ |
39 | class LindenmayerSystem |
40 | { |
41 | public: |
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42 | |
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43 | /** |
44 | * Constructor |
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45 | * @param model empty model |
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46 | */ |
47 | LindenmayerSystem(Model *model); |
48 | |
49 | /** |
50 | * Destructor |
51 | */ |
52 | ~LindenmayerSystem(); |
53 | |
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54 | |
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55 | /** |
56 | * Clear all parameters |
57 | */ |
58 | void clear(); |
59 | |
60 | /** |
61 | * Generate L-system data |
62 | */ |
63 | void generate(); |
64 | |
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65 | /** |
66 | * Render L-system data |
67 | */ |
68 | void render(); |
69 | |
70 | |
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71 | /** |
72 | * Set the initial rule (the axiom) |
73 | * @param axiom the axiom |
74 | */ |
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75 | void setAxiom(Rule axiom); |
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76 | |
77 | /** |
78 | * Set one rule |
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79 | * @param rule the rule |
80 | */ |
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81 | void setRule(Rule rule); |
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82 | |
83 | /** |
84 | * Set the turn/pitch/roll angle |
85 | * @param degrees the angle, in degrees |
86 | */ |
87 | void setAngle(double degrees); |
88 | |
89 | /** |
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90 | * Set recursion depth |
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91 | * @param depth depth of recursion |
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92 | */ |
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93 | void setDepth(int depth); |
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94 | |
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95 | /** |
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96 | * Set initial segment diameter |
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97 | * @param diameter the diameter |
98 | */ |
99 | void setDiameter(double diameter); |
100 | |
101 | /** |
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102 | * Set segment diameter factor |
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103 | * @param diameterFactor the diameter factor |
104 | */ |
105 | void setDiameterFactor(double diameterFactor); |
106 | |
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107 | |
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108 | /** |
109 | * Get the initial rule (the axiom) |
110 | * @return the axiom |
111 | */ |
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112 | Rule getAxiom(); |
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113 | |
114 | /** |
115 | * Get all rules |
116 | * @return the rules |
117 | */ |
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118 | RuleSet getRules(); |
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119 | |
120 | /** |
121 | * Get the turn/pitch/roll angle |
122 | * @return the angle, in degrees |
123 | */ |
124 | double getAngle(); |
125 | |
126 | /** |
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127 | * Get recursion depth |
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128 | * @return depth of recursion |
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129 | */ |
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130 | int getDepth(); |
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131 | |
132 | /** |
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133 | * Get initial segment diameter |
134 | * @return the diameter |
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135 | */ |
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136 | double getDiameter(); |
137 | |
138 | /** |
139 | * Get segment diameter factor |
140 | * @return the diameter factor |
141 | */ |
142 | double getDiameterFactor(); |
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143 | |
144 | protected: |
145 | |
146 | /** |
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147 | * Recursively apply the replacement rules |
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148 | * @param rule the rule |
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149 | * @param level recursion level |
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150 | */ |
151 | void recursiveWalk(string rule, int level); |
152 | |
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153 | |
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154 | // Parameters |
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155 | Rule _axiom; |
156 | RuleSet _rules; |
157 | int _depth; |
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158 | double _segmentDiameter; |
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159 | |
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160 | Model *_model; // The active model |
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161 | Turtle *_turtle; // The rendering turtle |
162 | }; |
163 | |
164 | |
165 | |
166 | #endif |