private static PointCloudAnalysisResult QuantEstimateDensity(IPointCloudBinarySource source, int maxSegmentLength, SQuantizedExtentGrid<int> tileCounts, ProgressManager progressManager)
{
Statistics stats = null;
List<PointCloudBinarySourceEnumeratorSparseGridRegion> gridIndexSegments = null;
var extent = source.Extent;
var quantizedExtent = source.QuantizedExtent;
var statsMapping = new ScaledStatisticsMapping(quantizedExtent.MinZ, quantizedExtent.RangeZ, 1024);
var gridCounter = new GridCounter(source, tileCounts);
using (var process = progressManager.StartProcess("QuantEstimateDensity"))
{
var group = new ChunkProcessSet(gridCounter, statsMapping);
group.Process(source.GetBlockEnumerator(process));
}
stats = statsMapping.ComputeStatistics(extent.MinZ, extent.RangeZ);
var density = new PointCloudTileDensity(tileCounts, source.Quantization);
gridIndexSegments = gridCounter.GetGridIndex(density, maxSegmentLength);
var result = new PointCloudAnalysisResult(density, stats, source.Quantization, gridIndexSegments);
return result;
}
public Statistics ComputeStatistics()
{
return(ScaledStatisticsMapping.ComputeStatistics(m_counts, true, m_min, m_range));
}
