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sort based on GPStime for COPC output #94

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merged 1 commit into from
Nov 29, 2021
Merged

sort based on GPStime for COPC output #94

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19 changes: 18 additions & 1 deletion bu/Processor.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -450,7 +450,7 @@ void Processor::writeEptFile(const std::string& filename, pdal::PointTableRef ta
pdal::Options wopts;
wopts.add("extra_dims", "all");
wopts.add("software_id", "Entwine 1.0");
wopts.add("compression", "laszip");
wopts.add("compression", "lazperf");
wopts.add("filename", filename);
wopts.add("offset_x", m_b.offset[0]);
wopts.add("offset_y", m_b.offset[1]);
Expand All @@ -470,6 +470,19 @@ void Processor::writeEptFile(const std::string& filename, pdal::PointTableRef ta
w->execute(table);
}

void Processor::sortChunk(const VoxelKey& key, pdal::PointViewPtr view)
{

using namespace pdal;
auto cmp = [](const PointRef& p1, const PointRef& p2)
{
bool result = p1.compare(pdal::Dimension::Id::GpsTime, p2);
return result;
};

std::stable_sort(view->begin(), view->end(), cmp);

}
void Processor::createChunk(const VoxelKey& key, pdal::PointViewPtr view)
{
using namespace pdal;
Expand All @@ -480,7 +493,11 @@ void Processor::createChunk(const VoxelKey& key, pdal::PointViewPtr view)
return;
}

if (view->layout()->hasDim(Dimension::Id::GpsTime))
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sortChunk(key, view);

PointLayoutPtr layout = view->layout();

int ebCount {0};
for (DimType dim : m_extraDims)
ebCount += layout->dimSize(dim.m_id);
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1 change: 1 addition & 0 deletions bu/Processor.hpp
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Expand Up @@ -59,6 +59,7 @@ class Processor
void writeEptFile(const std::string& filename, pdal::PointTableRef table,
pdal::PointViewPtr view);
void createChunk(const VoxelKey& key, pdal::PointViewPtr view);
void sortChunk(const VoxelKey& key, pdal::PointViewPtr view);
void fillPointBuf(pdal::PointRef& point, std::vector<char>& buf);

VoxelInfo m_vi;
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