//not in use, but it can be used to make new Mesh
public static void GetHexMesh(float radius, GridMetrics.HexOrientation orientation, ref Mesh mesh)
{
mesh = new Mesh();
List<int> triangles = new List<int> { 0, 2, 1, 0, 5, 2, 2, 5, 3, 3, 5, 4 };
List<Vector3> vertices = new List<Vector3>();
List<Vector2> uvs = new List<Vector2>();
for (int i = 0; i < 6; i++)
vertices.Add(Corner(Vector3.zero, radius, i, orientation));
uvs.Add(new Vector2(0.5f, 1f));
uvs.Add(new Vector2(1, 0.75f));
uvs.Add(new Vector2(1, 0.25f));
uvs.Add(new Vector2(0.5f, 0));
uvs.Add(new Vector2(0, 0.25f));
uvs.Add(new Vector2(0, 0.75f));
mesh.vertices = vertices.ToArray();
mesh.triangles = triangles.ToArray();
mesh.uv = uvs.ToArray();
mesh.name = "Hexagonal Plane";
mesh.RecalculateNormals();
//AssetDatabase.CreateAsset(mesh, "Assets/mesh.prefab");
//AssetDatabase.SaveAssets();
//AssetDatabase.Refresh();
}
public static Vector3 Corner(Vector3 origin, float radius, int corner, GridMetrics.HexOrientation orientation)
{
float angle = 60 * corner;
if (orientation == GridMetrics.HexOrientation.Pointy)
angle += 30;
angle *= Mathf.PI / 180;
return new Vector3(origin.x + radius * Mathf.Cos(angle), 0.1f, origin.z + radius * Mathf.Sin(angle));
}
