public void SetLookAt(Vector3 eye, Vector3 target, Vector3 up)
{
// Make rotation matrix
// Z vector
Vector3 zAxis = eye - target;
zAxis.Normalize();
Vector3 yAxis = up;
Vector3 xAxis = yAxis.Cross(zAxis);
// Recompute Y = Z cross X
yAxis = zAxis.Cross(xAxis);
xAxis.Normalize();
yAxis.Normalize();
basis = Basis.CreateFromAxes(xAxis, yAxis, zAxis);
origin = eye;
}
// Constructors
public Transform(Vector3 xAxis, Vector3 yAxis, Vector3 zAxis, Vector3 origin)
{
basis = Basis.CreateFromAxes(xAxis, yAxis, zAxis);
this.origin = origin;
}
