private Mesh GetInteractionMesh(float radius)
{
Mesh result = new Mesh();
List <Vector3> vertices = new List <Vector3>();
List <int> triangles = new List <int>();
Vector3 center = this.transform.position;
Vector3 offset = (Vector3.up * .2f);
for (int i = 0; i < 6; i++)
{
int index = i * 3;
vertices.Add(center + offset);
vertices.Add(HexagonPoint.GetCorner(i, radius) + offset);
vertices.Add(HexagonPoint.GetCorner(i + 1, radius) + offset);
triangles.Add(index);
triangles.Add(index + 1);
triangles.Add(index + 2);
}
result.Clear();
result.vertices = vertices.ToArray();
result.triangles = triangles.ToArray();
return(result);
}