59 lines
1.6 KiB
C#
59 lines
1.6 KiB
C#
using System;
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using System.Collections.Generic;
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using Assets.Common;
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using Assets.PointDistribution;
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using Assets.Voronoi;
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namespace Assets
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{
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public class VoronoiGridGenerator : IGridGenerator
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{
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public const string VoronoiSiteProperty = "VoronoiSite";
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private readonly int _seed;
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private readonly IPointDistribution _sampler;
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public VoronoiGridGenerator(int seed, IPointDistribution sampler)
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{
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_seed = seed;
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_sampler = sampler;
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}
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public Map CreateGrid(double width, double height)
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{
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Map result = new Map(_seed);
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var points = GeneratePoints(width, height);
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var generator = new VoronoiGenerator(points);
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generator.Generate();
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result.Boundaries = (Graph<Point>)generator.Voronoi.Clone();
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result.Sites = generator.Delaunay.Morph(s =>
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{
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var site = new MapSite(s.Point, new List<Point>());
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site.Metadata.SetProperty(VoronoiSiteProperty, s);
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return site;
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});
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return result;
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}
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private List<Point> GeneratePoints(double width, double height)
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{
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var points = new List<Point>
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{
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new Point(-width / 8, height / 2 + 0.1f),
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new Point(width * 1.125f, height / 2 - 0.1f),
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new Point(width / 2 - 0.1f, -height / 8),
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new Point(width / 2 + 0.1f, height * 1.125f)
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};
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points.AddRange(_sampler.Generate(width, height));
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return points;
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}
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}
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} |