private void Update()
{
ConvexPolygon p1 = polygon1.Polygon;
ConvexPolygon p2 = polygon2.Polygon;
if (p1 == null || p2 == null)
{
return;
}
ConvexPolygon polygon = IntersectionOperation.Execute(p1, p2, lineFactory);
//DrawLine
if (polygon == null)
{
return;
}
List <Vector3> vertices = polygon.GetVertices3Copy();
vertices.Add(vertices[0]); //末尾に先頭を追加
if (line != null)
{
lineFactory.DeleteLine(line);
}
//line = lineFactory.CreateLine(vertices, Color.green);
//DrawEdgeLine
//DrawEdgeLine(p1, leftEdge);
}
/// <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()));
}
}
private void Update()
{
List <Vector2> sites = new List <Vector2>(siteTranses.Select(elem => (Vector2)elem.position));
List <ConvexPolygon> results = new List <ConvexPolygon>();
//線の削除
if (lines.Count > 0)
{
for (int i = 0; i < lines.Count; ++i)
{
lineFactory.DeleteLine(lines[i]);
}
lines.Clear();
}
foreach (Vector2 s1 in sites)
{
ConvexPolygon region = null; //途中計算結果格納用の領域
foreach (Vector2 s2 in sites)
{
if (s1 == s2)
{
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);
}
}
if (region != null)
{
results.Add(region);
}
else
{
Debug.Log("Region is null");
}
}
for (int i = 0; i < results.Count; ++i)
{
results[i].Scale(sites[i], 0.9f);
List <Vector3> vertices = results[i].GetVertices3Copy();
vertices.Add(vertices[0]);
lines.Add(lineFactory.CreateLine(vertices, Color.green));
}
}
/// <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> vertices = new List <Vector2> (this.vertices.Select(elem => (Vector2)elem.position));
//Convex Polygon
polygon = new ConvexPolygon(vertices);
//DrawLine
List <Vector3> points = polygon.GetVertices3Copy();
points.Add(points[0]); //末尾に先頭を追加
if (line != null)
{
lineFactory.DeleteLine(line);
}
line = lineFactory.CreateLine(points, lineColor);
}
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 void Update()
{
List <WaitedVoronoiSite> sites =
new List <WaitedVoronoiSite>(siteObjects.Select(elem => new WaitedVoronoiSite(elem.transform.position, elem.Wait)));
//ボロノイ図の作成
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];
vertices = region.GetVertices3Copy();
vertices.Add(vertices[0]);
lines.Add(lineFactory.CreateLine(vertices));
}
}