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Interpreter.cs
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Interpreter.cs
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// Copyright (C) 2022 Maxim Gumin, The MIT License (MIT)
using System;
using System.Xml.Linq;
using System.Collections.Generic;
class Interpreter
{
public Branch root, current;
public Grid grid;
Grid startgrid;
bool origin;
public Random random;
public List<(int, int, int)> changes;
public List<int> first;
public int counter;
public bool gif;
Interpreter() { }
public static Interpreter Load(XElement xelem, int MX, int MY, int MZ)
{
Interpreter ip = new();
ip.origin = xelem.Get("origin", false);
ip.grid = Grid.Load(xelem, MX, MY, MZ);
if (ip.grid == null)
{
Console.WriteLine("failed to load grid");
return null;
}
ip.startgrid = ip.grid;
string symmetryString = xelem.Get<string>("symmetry", null);
bool[] symmetry = SymmetryHelper.GetSymmetry(ip.grid.MZ == 1, symmetryString, AH.Array1D(ip.grid.MZ == 1 ? 8 : 48, true));
if (symmetry == null)
{
WriteLine($"unknown symmetry {symmetryString} at line {xelem.LineNumber()}");
return null;
}
Node topnode = Node.Factory(xelem, symmetry, ip, ip.grid);
if (topnode == null) return null;
ip.root = topnode is Branch ? topnode as Branch : new MarkovNode(topnode, ip);
ip.changes = new List<(int, int, int)>();
ip.first = new List<int>();
return ip;
}
public IEnumerable<(byte[], char[], int, int, int)> Run(int seed, int steps, bool gif)
{
random = new Random(seed);
grid = startgrid;
grid.Clear();
if (origin) grid.state[grid.MX / 2 + (grid.MY / 2) * grid.MX + (grid.MZ / 2) * grid.MX * grid.MY] = 1;
changes.Clear();
first.Clear();
first.Add(0);
root.Reset();
current = root;
this.gif = gif;
counter = 0;
while (current != null && (steps <= 0 || counter < steps))
{
if (gif)
{
Console.WriteLine($"[{counter}]");
yield return (grid.state, grid.characters, grid.MX, grid.MY, grid.MZ);
}
current.Go();
counter++;
first.Add(changes.Count);
}
yield return (grid.state, grid.characters, grid.MX, grid.MY, grid.MZ);
}
public static void WriteLine(string s) => Console.WriteLine(s);
public static void Write(string s) => Console.Write(s);
}