/**
* Gets the extents vector for the box. This vector is computed as (max - min). Its coordinates are always positive
* and represent the dimensions of the box along the three axes.
*
* @return a refreence to the extent vector
* @see org.sunflow.math.Vector3#length()
*/
public Vector3D getExtents()
{
extents.set(maximum);
extents.sub(minimum);
return(extents);
}
public void recalcMinMax()
{
Vector3D halfExtents = extents.scaleNew(1.0 / 2.0);
minimum.set(center);
minimum.sub(halfExtents);
maximum.set(minimum);
maximum.add(extents);
}