/// <summary>
/// Creates a new instance of the <see cref="ControlNode"/> class.
/// </summary>
/// <param name="position">The position of the control node.</param>
/// <param name="active">Whether the control node is active.</param>
/// <param name="squareSize">The size of the square.</param>
public ControlNode(Vector3 position, bool active, float squareSize)
: base(position)
{
Active = active;
Above = new MeshNode(position + Vector3.forward * squareSize / 2f);
Right = new MeshNode(position + Vector3.right * squareSize / 2f);
}
/// <summary>
/// Create a triangle mesh.
/// </summary>
/// <param name="a">First meshnode in the triangle.</param>
/// <param name="b">Second meshnode in the triangle.</param>
/// <param name="c">Third meshnode in the triangle.</param>
private void CreateTriangle(MeshNode a, MeshNode b, MeshNode c)
{
if (vertices == null || triangles == null)
{
throw new Exception("Attempting to create a mesh before initialization");
}
// Add the triangle indices.
triangles.Add(a.VertexIndex);
triangles.Add(b.VertexIndex);
triangles.Add(c.VertexIndex);
}