/// <summary>
/// Checks if all vertices are colinear preventing a normal computation. If point are coliniear the center vertex is
/// moved in the direction of the edge to allow normal computations.
/// </summary>
/// <returns></returns>
public bool CheckIfColinear()
{
RHVector3 d1 = vertices[1].pos.Subtract(vertices[0].pos);
RHVector3 d2 = vertices[2].pos.Subtract(vertices[1].pos);
double angle = d1.Angle(d2);
if (angle > 0.001 && angle < Math.PI - 0.001)
{
return(false);
}
return(true);
}
