//
// Do these segments creates an X?
//
public bool Crosses(Segment that)
{
Point p = this.FindIntersection(that);
if (p == null)
{
return(false);
}
return(this.PointLiesOnAndExactlyBetweenEndpoints(p) && that.PointLiesOnAndExactlyBetweenEndpoints(p));
}
public bool DefinesDiameter(Segment seg)
{
if (!seg.PointLiesOnAndExactlyBetweenEndpoints(center)) return false;
return this.PointLiesOn(seg.Point1) && this.PointLiesOn(seg.Point2);
}
//
// Do these segments creates an X?
//
public bool Crosses(Segment that)
{
Point p = this.FindIntersection(that);
if (p == null) return false;
return this.PointLiesOnAndExactlyBetweenEndpoints(p) && that.PointLiesOnAndExactlyBetweenEndpoints(p);
}
private List<Atomizer.AtomicRegion> ConvertToSemicircle(Segment diameter, Semicircle semi)
{
// Verification Step 2.
if (!diameter.PointLiesOnAndExactlyBetweenEndpoints(semi.theCircle.center))
{
throw new Exception("Semicircle: expected center between endpoints.");
}
Sector sector = new Sector(semi);
return Utilities.MakeList<AtomicRegion>(new ShapeAtomicRegion(sector));
}