/// <summary>
/// Compare intersection events.
/// </summary>
/// <param name="eventA">The first intersection event to compare.</param>
/// <param name="eventB">The second intersection event to compare.</param>
/// <param name="relativePointTolerance">The comparison tolerance. If RhinoMath.UnsetValue, then RhinoMath.SqrtEpsilon is used.</param>
/// <param name="log">If not null and false is returned, then a description of the error is appended to log.</param>
/// <returns></returns>
public static bool CompareEquivalent(IntersectionEvent eventA, IntersectionEvent eventB, double relativePointTolerance, Rhino.FileIO.TextLog log)
{
// compare to match
if (relativePointTolerance == RhinoMath.UnsetValue)
{
relativePointTolerance = RhinoMath.SqrtEpsilon;
}
bool rc = true;
if (eventA.m_type != eventB.m_type)
{
if (log != null)
{
log.Print("Event types mismatch.");
}
rc = false;
}
else
{
for (int ei = 0; ei < 2; ei++)
{
if (ei == 1 && eventA.m_type != 4) // ON_X_EVENT::TYPE::csx_overlap
{
continue;
}
Point3d AActual = (ei == 0) ? eventA.m_A0 : eventA.m_A1;
Point3d BActual = (ei == 0) ? eventA.m_B0 : eventA.m_B1;
Point3d AExp = (ei == 0) ? eventB.m_A0 : eventB.m_A1;
Point3d BExp = (ei == 0) ? eventB.m_B0 : eventB.m_B1;
double sz = AExp.MaximumCoordinate;
double dist = AActual.DistanceTo(AExp);
if (dist > relativePointTolerance * (1 + sz))
{
if (log != null)
{
log.Print("Event mismatch. Distance between expected and actual m_A{0} was {1}.\n", ei * 2, dist);
}
rc = false;
}
dist = BActual.DistanceTo(BExp);
if (dist > relativePointTolerance * (1 + sz))
{
if (log != null)
{
log.Print("Event mismatch. Distance between expected and actual m_B{0} was {1}.\n", ei * 2, dist);
}
rc = false;
}
}
}
return(rc);
}
public static Line PickLine(this List <Line> lines, string method, Random random = null, List <Curve> roads = null, Curve originalBound = null)
{
if (lines.Count == 0)
{
return(new Line());
}
//====================================================================//
else if (method == "random") //selects line randomly
{
Line line = lines[random.Next(lines.Count)];
return(line);
}
//====================================================================//
else if (method == "shortest") //selects shortest line
{
return(lines.OrderBy(x => x.Length).ToList()[0]);
}
//====================================================================//
else if (method == "boundary") //selects line on boundary
{
List <Line> posLines = new List <Line>();
foreach (Line l in lines)
{
isc.CurveIntersections i = isc.Intersection.CurveCurve(originalBound, l.ToNurbsCurve(), Tolerance.Distance, Tolerance.Distance);
if (i.Count > 0)
{
isc.IntersectionEvent ie = i[0];
if (ie.IsOverlap)
{
posLines.Add(l);
}
}
}
return(posLines[random.Next(posLines.Count)]);
}
//====================================================================//
else if (method == "roads") //select line on road
{
List <Line> posLines = new List <Line>();
foreach (Line l in lines)
{
foreach (Curve road in roads)
{
isc.CurveIntersections i = isc.Intersection.CurveCurve(road, l.ToNurbsCurve(), Tolerance.Distance, Tolerance.Distance);
if (i.Count > 0)
{
isc.IntersectionEvent ie = i[0];
if (ie.IsOverlap)
{
posLines.Add(l);
goto nextLine;
}
}
}
nextLine :;
}
if (posLines.Count != 0)
{
return(posLines[random.Next(posLines.Count)]);
}
else
{
return(new Line());
}
}
//====================================================================//
else if (method == "boundary first") //selects line on boundary first and then randomly is there are none. TODO: Make it work. :)
{
List <Line> posLines = new List <Line>();
foreach (Line l in lines)
{
isc.CurveIntersections i = isc.Intersection.CurveCurve(originalBound, l.ToNurbsCurve(), Tolerance.Distance, Tolerance.Distance);
if (i.Count > 0)
{
isc.IntersectionEvent ie = i[0];
if (ie.IsOverlap)
{
posLines.Add(l);
}
}
}
if (posLines.Count == 0)
{
return(lines.PickLine("random", random, roads, originalBound));
}
return(posLines[random.Next(posLines.Count)]);
}
//====================================================================//
else if (method == "longest") //returns longest line
{
return(lines.OrderBy(x => x.Length).ToList()[lines.Count - 1]);
}
//====================================================================//
else // TODO: Fix issue with try/catch in PlaceHouseRow.
{
throw new NotImplementedException("The methods yo can choose from are 'shortest', 'longest', 'random', 'boundary' and 'boundary first'.");
}
}
/// <summary>
/// Compare intersection events.
/// </summary>
/// <param name="eventA">The first intersection event to compare.</param>
/// <param name="eventB">The second intersection event to compare.</param>
/// <param name="relativePointTolerance">The comparison tolerance. If RhinoMath.UnsetValue, then RhinoMath.SqrtEpsilon is used.</param>
/// <returns>true if the two inputs represent the same intersection, false otherwise.</returns>
public static bool CompareEquivalent(IntersectionEvent eventA, IntersectionEvent eventB, double relativePointTolerance)
{
return(CompareEquivalent(eventA, eventB, relativePointTolerance, null));
}