public PerpendicularSegmentPair([NotNull] AzimuthSegment baseSegment,
[NotNull] AzimuthSegment perpendicularSegment)
{
BaseSegment = baseSegment;
PerpendicularSegment = perpendicularSegment;
AzimuthDifference = Math.Abs(perpendicularSegment.Azimuth - baseSegment.Azimuth);
}
protected IEnumerable <ParallelSegmentPair> GetParallelSegmentPairs(
IEnumerable <SegmentProxy> segments)
{
List <AzimuthSegment> horizontalSegments = ReadHorizontalSegments(segments);
horizontalSegments.Sort(AzimuthSegment.CompareAzimuth);
List <AzimuthSegment> sortedHorizontalSegments = horizontalSegments;
for (var baseIndex = 0; baseIndex < sortedHorizontalSegments.Count; baseIndex++)
{
AzimuthSegment baseSegment = sortedHorizontalSegments[baseIndex];
double baseAzimuth = baseSegment.Azimuth;
double minSearchAzimuth = baseAzimuth - _nearAngleRad;
double maxSearchAzimuth = baseAzimuth + _nearAngleRad;
for (int parallelIndex = baseIndex + 1;
parallelIndex < sortedHorizontalSegments.Count;
parallelIndex++)
{
AzimuthSegment candidate = sortedHorizontalSegments[parallelIndex];
if (candidate.Azimuth < maxSearchAzimuth ||
candidate.Azimuth - Math.PI > minSearchAzimuth)
{
yield return(new ParallelSegmentPair(baseSegment, candidate));
}
}
}
}
protected override int ExecuteCore(IRow row, int tableIndex)
{
var errorCount = 0;
var feature = row as IFeature;
if (feature == null)
{
return(errorCount);
}
var multiPatch = feature.Shape as IMultiPatch;
if (multiPatch == null)
{
return(errorCount);
}
var errorSegments = new List <PerpendicularSegmentPair>();
PerpendicularSegmentsProvider perpendicularSegmentsProvider =
GetPerpendicularSegmentsProvider(feature);
foreach (PerpendicularSegmentPair perpendicularSegmentPair in
perpendicularSegmentsProvider.ReadPerpendicularSegments())
{
double nonPerpendicularAngle =
Math.Abs(Math.PI / 2 - perpendicularSegmentPair.AzimuthDifference);
if (nonPerpendicularAngle <= _azimuthToleranceRad)
{
continue;
}
AzimuthSegment baseSegment = perpendicularSegmentPair.BaseSegment;
AzimuthSegment perpendicularSegment =
perpendicularSegmentPair.PerpendicularSegment;
double baseResolution = baseSegment.GetAzimuthResolution();
double perpendicularResolution = perpendicularSegment.GetAzimuthResolution();
double angleResolution = Math.Max(baseResolution, perpendicularResolution);
if (angleResolution > _azimuthToleranceRad &&
nonPerpendicularAngle < angleResolution)
{
continue;
}
errorSegments.Add(perpendicularSegmentPair);
}
errorCount += ReportErrors(errorSegments, row);
return(errorCount);
}
public ParallelSegmentPair([NotNull] AzimuthSegment baseSegment,
[NotNull] AzimuthSegment parallelSegment)
{
BaseSegment = baseSegment;
ParallelSegment = parallelSegment;
double azimuthDifference = Math.Abs(parallelSegment.Azimuth - baseSegment.Azimuth);
if (azimuthDifference > Math.PI / 2.0)
{
azimuthDifference = Math.PI - azimuthDifference;
}
AzimuthDifference = azimuthDifference;
}
GetPerpendicularSegmentPairs()
{
for (var baseIndex = 0; baseIndex < _sortedHorizontalSegments.Count; baseIndex++)
{
AzimuthSegment baseSegment = _sortedHorizontalSegments[baseIndex];
double baseAzimuth = baseSegment.Azimuth;
WKSPointZ baseStart =
QaGeometryUtils.GetWksPoint(baseSegment.Segment.GetStart(true));
WKSPointZ baseEnd =
QaGeometryUtils.GetWksPoint(baseSegment.Segment.GetEnd(true));
double exactPerpendicularAzimuth = baseAzimuth + Math.PI / 2;
double minSearchAzimuth = exactPerpendicularAzimuth - NearAngleRad;
double maxSearchAzimuth = exactPerpendicularAzimuth + NearAngleRad;
for (int perpendicularIndex = baseIndex + 1;
perpendicularIndex < _sortedHorizontalSegments.Count;
perpendicularIndex++)
{
AzimuthSegment candidate = _sortedHorizontalSegments[perpendicularIndex];
if (candidate.Azimuth <= minSearchAzimuth)
{
continue;
}
if (candidate.Azimuth >= maxSearchAzimuth)
{
break;
}
WKSPointZ candidateStart =
QaGeometryUtils.GetWksPoint(candidate.Segment.GetStart(true));
WKSPointZ candidateEnd =
QaGeometryUtils.GetWksPoint(candidate.Segment.GetEnd(true));
if (IsConnected(baseStart, candidateStart) ||
IsConnected(baseStart, candidateEnd) ||
IsConnected(baseEnd, candidateStart) ||
IsConnected(baseEnd, candidateEnd))
{
yield return(new PerpendicularSegmentPair(baseSegment, candidate));
}
}
}
}
GetPerpendicularSegmentPairs()
{
List <AzimuthSegment> horizontalSegments = ReadAllHorizontalSegments(_multiPatch);
horizontalSegments.Sort(AzimuthSegment.CompareAzimuth);
List <AzimuthSegment> sortedHorizontalSegments = horizontalSegments;
for (var baseIndex = 0; baseIndex < sortedHorizontalSegments.Count; baseIndex++)
{
AzimuthSegment baseSegment = sortedHorizontalSegments[baseIndex];
double baseAzimuth = baseSegment.Azimuth;
double exactPerpendicularAzimuth = baseAzimuth + Math.PI / 2;
double minSearchAzimuth = exactPerpendicularAzimuth - NearAngleRad;
double maxSearchAzimuth = exactPerpendicularAzimuth + NearAngleRad;
for (int perpendicularIndex = baseIndex + 1;
perpendicularIndex < sortedHorizontalSegments.Count;
perpendicularIndex++)
{
AzimuthSegment candidate = sortedHorizontalSegments[perpendicularIndex];
if (candidate.Azimuth <= minSearchAzimuth)
{
continue;
}
if (candidate.Azimuth >= maxSearchAzimuth)
{
break;
}
yield return(new PerpendicularSegmentPair(baseSegment, candidate));
}
}
}
public static int CompareAzimuth(AzimuthSegment x, AzimuthSegment y)
{
return(x.Azimuth.CompareTo(y.Azimuth));
}
