void Start() {
        Mesh mesh = GetComponent<MeshFilter>().mesh;
        Vector3[] vertices = mesh.vertices;

	int o = mesh.triangles[0];
        int t = mesh.triangles[1];
        int h = mesh.triangles[2];

        vertices[o] += Vector3.up * 2;
        vertices[t] += Vector3.up * 2;
        vertices[h] += Vector3.up * 2;

        mesh.vertices = vertices;
	mesh.RecalculateBounds();
	mesh.RecalculateNormals();
    }