void RegenerateLines()
{
foreach (var line in lines)
{
Destroy(line);
}
lines.Clear();
var triangles = BowyerWatson.Triangulate(points);
var graph = new HashSet <Edge>();
foreach (var triangle in triangles)
{
graph.UnionWith(triangle.edges);
}
var tree = Kruskal.MinimumSpanningTree(graph);
foreach (var edge in tree)
{
Vector3 p1 = new Vector3(edge.a.x, edge.a.y);
Vector3 p2 = new Vector3(edge.b.x, edge.b.y);
var line = new GameObject();
var lineRenderer = line.AddComponent <LineRenderer>();
lineRenderer.material = lineMaterial;
lineRenderer.SetPosition(0, p1);
lineRenderer.SetPosition(1, p2);
lines.Add(line);
}
}
void AddTriangleIfInCell(BowyerWatson <WorleyNoise.CellData> .Triangle triangle)
{
bool triangleInCell = false;
int floatIndex = 0;
var adjacentCellPair = new WorleyNoise.CellDataX2();
for (int i = 0; i < 3; i++)
{
if (triangle[i].pos.Equals(cellPosition))
{
triangleInCell = true;
}
else
{
if (floatIndex > 1)
{
continue;
}
adjacentCellPair[floatIndex] = triangle[i].pointObject;
floatIndex++;
}
}
if (triangleInCell)
{
cellVertices.Add(triangle.circumcircle.center);
adjacentCells.Add(SortCellPairClockwise(adjacentCellPair));
vertexRotations.Add(vectorUtil.RotationFromUp(triangle.circumcircle.center, cellPosition));
}
}
void DrawTriangle(BowyerWatson <PositionWrapper> .Triangle triangle, Color color)
{
//Debug.DrawLine(triangle.a.pos, triangle.b.pos, color);
//Debug.DrawLine(triangle.b.pos, triangle.c.pos, color);
//Debug.DrawLine(triangle.c.pos, triangle.a.pos, color);
Debug.DrawLine(triangle.a.pointObject.worldPosition, triangle.b.pointObject.worldPosition, color);
Debug.DrawLine(triangle.b.pointObject.worldPosition, triangle.c.pointObject.worldPosition, color);
Debug.DrawLine(triangle.c.pointObject.worldPosition, triangle.a.pointObject.worldPosition, color);
}
