internal RangeAxis2d GetAxisSegments(PointAxis2d intersections)
{
int ordinal = intersections.Ordinal;
RangeAxis2d collinearSegments = new RangeAxis2d(m_basis, ordinal);
foreach (Polygon2d polygon in m_outline.Polygons)
{
foreach (Line2d line in polygon.Lines)
{
RangeAxis2d.Value value = RangeAxis2d.Value.FromLine2d(m_basis, ordinal, line, false);
if (value != null)
{
collinearSegments.Add(value);
}
}
}
RangeAxis2d segments = new RangeAxis2d(m_basis, ordinal);
foreach (KeyValuePair <int, List <double> > value in intersections.Points)
{
int abscissa = value.Key;
List <double> ordinates = value.Value;
if (ordinates.Count < 2)
{
continue;
}
for (int index = 0; index < ordinates.Count - 1;)
{
double first = ordinates[index++];
double next = ordinates[index++];
if (index < ordinates.Count)
{
Range1d segment = collinearSegments.Contains(new PointAxis2d.Value(abscissa, next));
if (segment != null && ordinates.Count % 3 == 0)
{
next = ordinates[index++];
}
}
segments.Add(abscissa, new Range1d(first, next));
}
}
return(segments);
}
public void Add(RangeAxis2d.Value value)
{
Add(value.Abscissa, value.Ordinate);
}