/// <summary>
/// 図の更新
/// </summary>
private void UpdateDiagram(List <Vector2> sites)
{
//ボロノイ図の作成
areaPolygon = ConvexPolygon.SquarePolygon(10f);
voronoiGenerator = new VoronoiDiagramGenerator();
regions = voronoiGenerator.Execute(areaPolygon, sites);
//線の削除
for (int i = 0; i < lines.Count; ++i)
{
lineFactory.DeleteLine(lines[i]);
}
lines.Clear();
for (int i = 0; i < regions.Count; ++i)
{
ConvexPolygon region = regions[i];
//線の描画
if (drawRegionLine)
{
List <Vector3> vertices = region.GetVertices3Copy();
vertices.Add(vertices[0]);
lines.Add(lineFactory.CreateLine(vertices));
}
//メッシュ
meshes[i] = region.Scale(sites[i], 0.5f).ToMesh(); //AngleSubdivisionOperation.Execute(region, 170f).Scale(sites[i], 1f).ToMesh();
//あたり判定の設定
colliders[i].sharedMesh = meshes[i];
}
}
private void Update()
{
List <Vector2> sites = new List <Vector2>(siteTranses.Select(elem => (Vector2)elem.position));
//ボロノイ図の作成
areaPolygon = ConvexPolygon.SquarePolygon(10f);
voronoiGenerator = new VoronoiDiagramGenerator();
List <ConvexPolygon> regions = voronoiGenerator.Execute(areaPolygon, sites);
List <Vector3> vertices;
for (int i = 0; i < lines.Count; ++i)
{
lineFactory.DeleteLine(lines[i]);
}
//lines.Clear();
for (int i = 0; i < regions.Count; ++i)
{
ConvexPolygon region = regions[i];
if (drawRegionLine)
{
vertices = region.GetVertices3Copy();
vertices.Add(vertices[0]);
lines.Add(lineFactory.CreateLine(vertices));
}
//描画
Mesh mesh = null;
if (angled)
{
mesh = AngleSubdivisionOperation.Execute(region, 170f).Scale(sites[i], 0.9f).ToAltMesh();
}
else
{
mesh = LerpSubdivisionOperation.Execute(region, i, lerpT).Scale(sites[i], 0.9f).ToAltMesh();
}
UnityEngine.Graphics.DrawMesh(mesh, Matrix4x4.identity, mat, 0);
}
}
private ConvexPolygon areaPolygon; //範囲用のポリゴン
#region UnityEvent
private void Start()
{
areaPolygon = ConvexPolygon.SquarePolygon(10f);
//areaPolygon.DrawLine(new GameObject().AddComponent<LineRenderer>());
voronoiDiagram = new VoronoiDiagramGenerator();
List <Vector2> list = new List <Vector2>(sites.Select(elem => (Vector2)elem.position));
List <ConvexPolygon> regions = voronoiDiagram.Execute(areaPolygon, list);
if (regions == null)
{
return;
}
foreach (var r in regions)
{
var obj = new GameObject("Region Line");
obj.transform.SetParent(transform);
//r.DrawDebugLine(obj.AddComponent<LineRenderer>());
}
}
