public Transform3D Clone()
{
Transform3D c = new Transform3D();
c.world_to_object = world_to_object.Clone();
c.coord_system = coord_system;
c.ref_dir = ref_dir.clone();
c.ref_up = ref_up.clone();
c.ref_right = ref_right.clone();
c.location = location.clone();
c.direction = direction.clone();
c.up = up.clone();
c.target = target.clone();
//TODO: Derive Vectors
return(c);
}
public void pan(double x, double y)
{
Vector3D dx = right.clone().Scale(x);
Vector3D dy = up.clone().Scale(y);
location.Add(dx);
location.Add(dy);
target.Add(dx);
target.Add(dy);
}
public void SetLookAt(Vector3D position, Vector3D direction, Vector3D up)
{
location = position;
if (direction != null && up != null && direction.IsNotColinear(up))
{
direction.Normalize();
up.Normalize();
this.direction = direction.clone();
this.up = up.clone();
CalcRU();
DeriveMatrix();
}
}
public Transform3D()
{
world_to_object = new Matrix3D();
coord_system = COORD_Z_UP;
ref_dir = Z_DIR;
ref_up = Z_UP;
ref_right = Z_RIGHT;
location = new Vector3D();
direction = ref_dir.clone();
up = ref_up.clone();
right = ref_right.clone();
target = new Vector3D();
}
public void SetLookAtPoint(Vector3D position, Vector3D target, Vector3D up)
{
Vector3D direction = target.clone().Sub(position);
if (direction != null && up != null && direction.IsNotColinear(up))
{
this.location = position;
this.target = target;
direction.Normalize();
up.Normalize();
this.direction = direction.clone();
this.up = up.clone();
CalcRU();
DeriveMatrix();
}
}
public void SetLookAtPoint(Vector3D position, Vector3D target, Vector3D up)
{
Vector3D direction = target.clone().Sub(position);
if (direction != null && up != null && direction.IsNotColinear(up))
{
this.location = position;
this.target = target;
direction.Normalize();
up.Normalize();
this.direction = direction.clone();
this.up = up.clone();
CalcRU();
DeriveMatrix();
}
}
public void SetLookAt(Vector3D position, Vector3D direction, Vector3D up)
{
location = position;
if (direction != null && up != null && direction.IsNotColinear(up))
{
direction.Normalize();
up.Normalize();
this.direction = direction.clone();
this.up = up.clone();
CalcRU();
DeriveMatrix();
}
}
public Transform3D()
{
world_to_object = new Matrix3D();
coord_system = COORD_Z_UP;
ref_dir = Z_DIR;
ref_up = Z_UP;
ref_right = Z_RIGHT;
location = new Vector3D();
direction = ref_dir.clone();
up = ref_up.clone();
right = ref_right.clone();
target = new Vector3D();
}
