/// <summary>
/// Return a copy of the current bounding box after adding a margin to all limits (positiv to max limits, negativ to min limits)
/// </summary>
/// <remarks>Modify current object.</remarks>
public void selfMargin(double marg)
{
BoundingBox3d b = new BoundingBox3d();
m_xmax += marg;
m_xmin -= marg;
m_ymax += marg;
m_ymin -= marg;
m_zmax += marg;
m_zmin -= marg;
}
/// <summary>
/// Return a copy of the current bounding box after adding a margin to all limits (positiv to max limits, negativ to min limits)
/// </summary>
/// <remarks>Current object is not modified, a new one is created.</remarks>
public BoundingBox3d margin(double marg)
{
BoundingBox3d b = new BoundingBox3d();
b.m_xmax = m_xmax + marg;
b.m_xmin = m_xmin - marg;
b.m_ymax = m_ymax + marg;
b.m_ymin = m_ymin - marg;
b.m_zmax = m_zmax + marg;
b.m_zmin = m_zmin - marg;
return(b);
}
/// <summary>
/// Return a copy of the current bounding box after shitfing all limits
/// Shifting does not modify the current bounding box.
/// </summary>
/// <remarks>Current object is not modified, a new one is created.</remarks>
public BoundingBox3d shift(Coord3d offset)
{
BoundingBox3d b = new BoundingBox3d();
b.m_xmax = m_xmax + offset.x;
b.m_xmin = m_xmin + offset.x;
b.m_ymax = m_ymax + offset.y;
b.m_ymin = m_ymin + offset.y;
b.m_zmax = m_zmax + offset.z;
b.m_zmin = m_zmin + offset.z;
return(b);
}
/// <summary>
/// Return a copy of the current bounding box after scaling all limits relative to 0,0,0
/// Scaling does not modify the current bounding box.
/// </summary>
/// <remarks>Current object is not modified, a new one is created.</remarks>
public BoundingBox3d scale(Coord3d factors)
{
BoundingBox3d b = new BoundingBox3d();
b.m_xmax = m_xmax * factors.x;
b.m_xmin = m_xmin * factors.x;
b.m_ymax = m_ymax * factors.y;
b.m_ymin = m_ymin * factors.y;
b.m_zmax = m_zmax * factors.z;
b.m_zmin = m_zmin * factors.z;
return(b);
}
/// <summary>
/// Initialize a BoundingBox with another bounding box (i.e. performs a copy)
/// </summary>
public BoundingBox3d(BoundingBox3d anotherBox) : this(anotherBox.m_xmin, anotherBox.m_xmax, anotherBox.m_ymin, anotherBox.m_ymax, anotherBox.m_zmin, anotherBox.m_zmax)
{
}
/// <summary>
/// Return true if <paramref name="anotherBox"/> intersects with this box.
/// </summary>
public bool intersect(BoundingBox3d anotherBox)
{
return((m_xmin <= anotherBox.m_xmin & anotherBox.m_xmin <= m_xmax) | (m_xmin <= anotherBox.m_xmax & anotherBox.m_xmax <= m_xmax) & (m_ymin <= anotherBox.m_ymin & anotherBox.m_ymin <= m_ymax) | (m_ymin <= anotherBox.m_ymax & anotherBox.m_ymax <= m_ymax) & (m_zmin <= anotherBox.m_zmin & anotherBox.m_zmin <= m_zmax) | (m_zmin <= anotherBox.m_zmax & anotherBox.m_zmax <= m_zmax));
}
/// <summary>
/// Return true if <paramref name="anotherBox"/> is contained in this box.
/// </summary>
/// <remarks>if b1.contains(b2), then b1.intersect(b2) as well.</remarks>
public bool contains(BoundingBox3d anotherBox)
{
return(m_xmin <= anotherBox.m_xmin & anotherBox.m_xmax <= m_xmax & m_ymin <= anotherBox.m_ymin & anotherBox.m_ymax <= m_ymax & m_zmin <= anotherBox.m_zmin & anotherBox.m_zmax <= m_zmax);
}
/// <summary>
/// Adds another <see cref="BoundingBox3d"/> to the bounding box, and enlarge the bounding
/// box if its points lies outside of it (i.e. merge other bounding box inside current one)
/// </summary>
public void Add(BoundingBox3d b)
{
this.@add(b.m_xmin, b.m_ymin, b.m_zmin);
this.@add(b.m_xmax, b.m_ymax, b.m_zmax);
}
