0f33e541c0
Generating links between zones within the sector using elimination algorithm with connectedness testing Improved sample elimination API - now accepts simple density function! Ported MIConvexHull library to single precision, Unity.Mathematics math Removed old galaxy generator (new code is much better!)
82 lines
3.5 KiB
C#
82 lines
3.5 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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using Unity.Mathematics;
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using static Unity.Mathematics.math;
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using static Unity.Mathematics.noise;
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using Random = UnityEngine.Random;
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public class SectorMap : MonoBehaviour
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{
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public MeshRenderer SectorRenderer;
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public SectorGenerationSettings Settings;
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public Prototype ZonePrototype;
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public Prototype LinkPrototype;
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public int ZoneCount = 64;
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public float LinkDensity = .5f;
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[Header("Name Generation")]
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public TextAsset NameFile;
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public int NameFileMinWordLength = 4;
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public int NameGeneratorMinLength = 5;
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public int NameGeneratorMaxLength = 10;
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public int NameGeneratorOrder = 4;
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// Start is called before the first frame update
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void Start()
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{
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var names = new HashSet<string>();
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var lines = NameFile.text.Split('\n');
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foreach (var line in lines)
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{
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foreach(var word in line.ToUpperInvariant().Split(' ', ',', '.', '"'))
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if (word.Length >= NameGeneratorMinLength && !names.Contains(word))
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names.Add(word);
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}
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var random = new Unity.Mathematics.Random(1337);
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for (int i = 0; i < 4096; i++) random.NextFloat();
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var nameGenerator = new MarkovNameGenerator(ref random, names, NameGeneratorOrder, NameGeneratorMinLength, NameGeneratorMaxLength);
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Settings.NoisePosition = Random.value * 100;
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var sector = SectorGenerator.GenerateSector(Settings, nameGenerator, ZoneCount, LinkDensity);
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var visitedZones = new HashSet<SectorZone>();
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Debug.Log($"Found {sector.Zones.Count(z=>!z.AdjacentZones.Any())} orphaned zones!");
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foreach (var zone in sector.Zones)
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{
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var zoneInstance = ZonePrototype.Instantiate<Transform>();
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zoneInstance.localPosition = new Vector3(zone.Position.x, zone.Position.y);
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foreach (var link in zone.AdjacentZones)
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{
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if (!visitedZones.Contains(link))
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{
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var linkInstance = LinkPrototype.Instantiate<Transform>();
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var pos = (zone.Position + link.Position) / 2;
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linkInstance.localPosition = new Vector3(pos.x, pos.y);
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var localScale = linkInstance.localScale;
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localScale = new Vector3(length(zone.Position - link.Position), localScale.y, localScale.z);
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linkInstance.localScale = localScale;
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var dir = normalize(zone.Position - link.Position);
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linkInstance.rotation = Quaternion.Euler(0,0,atan2(dir.y,dir.x) * Mathf.Rad2Deg);
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}
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}
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visitedZones.Add(zone);
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}
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}
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// Update is called once per frame
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void Update()
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{
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SectorRenderer.material.SetFloat("CloudAmplitude", Settings.CloudAmplitude);
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SectorRenderer.material.SetFloat("CloudExponent", Settings.CloudExponent);
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SectorRenderer.material.SetFloat("NoisePosition", Settings.NoisePosition);
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SectorRenderer.material.SetFloat("Zoom", Settings.Zoom);
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SectorRenderer.material.SetFloat("NoiseAmplitude", Settings.NoiseAmplitude);
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SectorRenderer.material.SetFloat("NoiseOffset", Settings.NoiseOffset);
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SectorRenderer.material.SetFloat("NoiseGain", Settings.NoiseGain);
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SectorRenderer.material.SetFloat("NoiseLacunarity", Settings.NoiseLacunarity);
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SectorRenderer.material.SetFloat("NoiseFrequency", Settings.NoiseFrequency);
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}
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}
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