99 lines
2.9 KiB
C#
99 lines
2.9 KiB
C#
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class LSystemEvaluator
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{
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public LSystemNode lSystemString { get; set; }
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public List<LSystemRule> lSystemRules { get; set; }
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public String[] ignored { get; set; }
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public LSystemEvaluator(LSystemNode startingString, List<LSystemRule> rules)
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{
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lSystemString = startingString;
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lSystemRules = rules;
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ignored = new String[0];
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}
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public LSystemEvaluator(LSystemNode startingString, List<LSystemRule> rules, String[] ignored)
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{
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lSystemString = startingString;
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lSystemRules = rules;
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this.ignored = ignored;
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}
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private LSystemNode _rewrite(LSystemNode node)
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{
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foreach (var rule in lSystemRules)
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{
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if (rule.is_aplicable(node, ignored))
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{
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return rule.rewrite(node, ignored);
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}
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}
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return new LSystemNode(node.literal);
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}
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//private void _rewrite_recursive(LSystemNode node, LSystemNode parent) {
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// var new_node = _rewrite(node);
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// parent.children.Add(new_node);
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// new_node.parent = parent;
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// var new_parent = new_node.newParent();
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// foreach (var child in node.children) {
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// _rewrite_recursive(child, new_parent);
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// }
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//}
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private void _rewrite_recursive(LSystemNode node, LSystemNode parent)
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{
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var new_node = _rewrite(node);
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parent.children.Add(new_node);
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new_node.parent = parent;
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var new_parent = new_node.newParent();
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foreach (var child in node.children)
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{
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_rewrite_recursive(child, new_parent);
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}
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while (node.mainChild != null)
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{
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new_node = _rewrite(node.mainChild);
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new_node.parent = new_parent;
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new_parent.mainChild = new_node;
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new_parent = new_node.newParent();
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foreach (var child in node.mainChild.children)
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{
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_rewrite_recursive(child, new_parent);
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}
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node = node.mainChild;
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}
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}
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public void rewrite()
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{
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var new_root = _rewrite(lSystemString);
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var new_parent = new_root.newParent();
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foreach (var child in lSystemString.children)
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{
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_rewrite_recursive(child, new_parent);
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}
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var node = lSystemString;
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while (node.mainChild != null)
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{
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var new_node = _rewrite(node.mainChild);
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new_node.parent = new_parent;
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new_parent.mainChild = new_node;
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new_parent = new_node.newParent();
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foreach (var child in node.mainChild.children)
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{
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_rewrite_recursive(child, new_parent);
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}
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node = node.mainChild;
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}
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lSystemString = new_root;
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}
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//private void rewrite(ref LSystemNode currentNode)
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}
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