public static void AddPolygon(this IMeshBuilder meshBuilder, Vector2[] poly)
{
Triangulator triangulator = new Triangulator(poly);
int[] tris = triangulator.Triangulate();
for (int i = 0; i < poly.Length; i++)
{
var v = new Vector3(poly[i].x, 0f, poly[i].y);
meshBuilder.AddVertex(v);
meshBuilder.UVs.Add(new Vector2(v.x, v.z));
}
meshBuilder.SetTriangles(tris);
}
public static void SplitVertices(this IMeshBuilder meshBuilder)
{
var triangles = meshBuilder.Indices.ToArray();
meshBuilder.Normals.Clear();
meshBuilder.UVs.Clear();
meshBuilder.Colors.Clear();
var vertices = new Vector3[triangles.Length];
for (int i = 0; i < triangles.Length; i++)
{
vertices[i] = meshBuilder.Vertices[triangles[i]];
triangles[i] = i;
}
meshBuilder.SetVertices(vertices);
meshBuilder.SetTriangles(triangles);
}