public void SetCameraByPoints(XYZPoint o, XYZPoint i, XYZPoint j, XYZPoint k)
{
pos = new Vector(o);
view = new Vector(o, i);
hor = new Vector(o, j);
vert = new Vector(o, k);
}
public XYZVector UnitVector()
{
XYZPoint total = A.VectorTo(B);
double distance = A.DistanceTo(B);
double x = total.x / distance;
double y = total.y / distance;
double z = total.z / distance;
return(new XYZVector(x, y, z));
}
public XYZLine(XYZPoint a, XYZPoint b)
{
A = a;
B = b;
}