/// <summary>
/// ボロノイ図生成コルーチン
/// </summary>
private IEnumerator Voronoi()
{
PseudoHalfPlaneGenerator halfPlaneGenerator = new PseudoHalfPlaneGenerator(100f);
while (true)
{
List <Vector2> sites = new List <Vector2>(siteTranses.Select(elem => (Vector2)elem.position));
List <ConvexPolygon> results = new List <ConvexPolygon>();
List <ChainLine> lines = new List <ChainLine>();
for (int i = 0; i < sites.Count; ++i)
{
Vector3 s1 = sites[i];
ConvexPolygon region = null; //途中計算結果格納用の領域
for (int j = 0; j < sites.Count; ++j)
{
Vector3 s2 = sites[j];
if (i == j)
{
continue;
}
//s1とs2の垂直二等分線を求める
Line line = Line.PerpendicularBisector(s1, s2);
//垂直二等分線による半平面のうち，s1を含む方を求める
ConvexPolygon halfPlane = halfPlaneGenerator.Execute(line, s1);
if (region == null)
{
//初回計算時
region = IntersectionOperation.Execute(areaPolygon, halfPlane);
}
else
{
//二回目以降
region = IntersectionOperation.Execute(region, halfPlane);
}
Debug.Log(region + " : " + halfPlane);
//halfPlaneを可視化
List <Vector3> vertices = halfPlane.GetVertices3Copy();
vertices.Add(vertices[0]); //末尾を追加
ChainLine subl = lineFactory.CreateLine(vertices, subColor);
//regionを可視化
vertices = region.GetVertices3Copy();
vertices.Add(vertices[0]); //末尾を追加
ChainLine l = lineFactory.CreateLine(vertices, lineColor.Evaluate((float)j / sites.Count));
yield return(StartCoroutine(Wait()));
lineFactory.DeleteLine(subl);
lineFactory.DeleteLine(l);
}
}
Debug.Log("Complete");
yield return(StartCoroutine(Wait()));
}
}
public WaitedVoronoiDiagramGenerator(float halfPlaneSize)
{
halfPlaneGenerator = new PseudoHalfPlaneGenerator(halfPlaneSize);
}
public WaitedVoronoiDiagramGenerator()
{
halfPlaneGenerator = new PseudoHalfPlaneGenerator(100f);
}
private void Start()
{
areaPolygon = ConvexPolygon.SquarePolygon(10f);
halfPlaneGenerator = new PseudoHalfPlaneGenerator(100f);
lines = new List <ChainLine>();
}