/// <summary>
/// Overrides <see cref="CADability.GeoObject.ISurfaceImpl.Clone ()"/>
/// </summary>
/// <returns></returns>
public override ISurface Clone()
{
HelicalSurface res = new HelicalSurface(basisCurve2D.Clone(), pitch, toSurface, curveStartParameter, curveEndParameter, curveParameterOffset);
res.usedArea = usedArea;
return(res);
}
/// <summary>
/// Overrides <see cref="CADability.GeoObject.ISurfaceImpl.CopyData (ISurface)"/>
/// </summary>
/// <param name="CopyFrom"></param>
public override void CopyData(ISurface CopyFrom)
{
HelicalSurface cc = CopyFrom as HelicalSurface;
if (cc != null)
{
this.basisCurve2D = cc.basisCurve2D.Clone();
this.pitch = cc.pitch;
this.toSurface = cc.toSurface;
this.fromSurface = cc.fromSurface;
this.curveStartParameter = cc.curveStartParameter;
this.curveEndParameter = cc.curveEndParameter;
}
}
/// <summary>
/// Overrides <see cref="CADability.GeoObject.ISurfaceImpl.SameGeometry (BoundingRect, ISurface, BoundingRect, double, out ModOp2D)"/>
/// </summary>
/// <param name="thisBounds"></param>
/// <param name="other"></param>
/// <param name="otherBounds"></param>
/// <param name="precision"></param>
/// <param name="firstToSecond"></param>
/// <returns></returns>
public override bool SameGeometry(BoundingRect thisBounds, ISurface other, BoundingRect otherBounds, double precision, out ModOp2D firstToSecond)
{
if (other is HelicalSurface)
{
firstToSecond = ModOp2D.Null;
HelicalSurface srother = other as HelicalSurface;
bool reverse;
if (!Curves.SameGeometry(BasisCurve, srother.BasisCurve, precision, out reverse))
{
return(false);
}
if ((Location | srother.Location) > precision)
{
return(false);
}
if (Math.Abs(pitch - srother.pitch) > precision)
{
return(false);
}
GeoPoint2D uv1 = new GeoPoint2D(curveStartParameter, 0.0);
GeoPoint p1 = PointAt(uv1);
GeoPoint2D uv2 = srother.PositionOf(p1);
GeoPoint p2 = srother.PointAt(uv2);
if ((p1 | p2) > precision)
{
return(false);
}
uv1 = new GeoPoint2D(curveEndParameter, 0.0);
p1 = PointAt(uv1);
uv2 = srother.PositionOf(p1);
p2 = srother.PointAt(uv2);
if ((p1 | p2) > precision)
{
return(false);
}
firstToSecond = ModOp2D.Translate(uv2 - uv1);
return(true);
}
return(base.SameGeometry(thisBounds, other, otherBounds, precision, out firstToSecond));
}
