/usr/include/pdal/FlexWriter.hpp is in libpdal-dev 1.4.0-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2015, Hobu Inc. (hobu@hobu.co)
*
* All rights reserved.
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* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided
* with the distribution.
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* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#pragma once
#include <pdal/PDALUtils.hpp>
#include <pdal/Scaling.hpp>
#include <pdal/Writer.hpp>
namespace pdal
{
class PDAL_DLL FlexWriter : public Writer
{
protected:
FlexWriter() : m_filenum(1)
{}
std::string m_filename;
Scaling m_scaling;
void validateFilename(PointTableRef table)
{
if (!table.supportsView() &&
(m_filename.find('#') != std::string::npos))
{
std::ostringstream oss;
oss << getName() << ": Can't write with template-based "
"filename using streaming point table.";
throw oss.str();
}
}
private:
std::string::size_type m_hashPos;
virtual void writerInitialize(PointTableRef table)
{
Writer::writerInitialize(table);
m_hashPos = handleFilenameTemplate(m_filename);
}
std::string generateFilename()
{
std::string filename = m_filename;
if (m_hashPos != std::string::npos) {
std::string fileCount = std::to_string(m_filenum++);
filename.replace(m_hashPos, 1, fileCount);
}
return filename;
}
#if (__GNUG__ < 4 || (__GNUG__ == 4 && __GNUG_MINOR__ < 7))
#define final
#endif
virtual void ready(PointTableRef table) final
{
readyTable(table);
if (m_hashPos == std::string::npos)
{
if (!table.spatialReferenceUnique())
{
std::ostringstream oss;
oss << getName() << ": Attempting to write '" << m_filename <<
"' with multiple spatial references.";
Utils::printError(oss.str());
}
readyFile(generateFilename(), table.spatialReference());
}
}
// This essentially moves ready() and done() into write(), which means
// that they get executed once for each view. The check for m_hashPos
// is a test to see if the filename specification is a template. If it's
// not a template, ready() and done() are taken care of in the ready()
// and done() functions in this class.
virtual void write(const PointViewPtr view) final
{
if (m_hashPos != std::string::npos)
readyFile(generateFilename(), view->spatialReference());
writeView(view);
if (m_hashPos != std::string::npos)
doneFile();
}
virtual void done(PointTableRef table) final
{
if (m_hashPos == std::string::npos)
doneFile();
doneTable(table);
}
#undef final
virtual void readyTable(PointTableRef table)
{}
virtual void doneTable(PointTableRef table)
{}
virtual void readyFile(const std::string& filename,
const SpatialReference& srs) = 0;
virtual void writeView(const PointViewPtr view) = 0;
virtual void doneFile()
{}
size_t m_filenum;
FlexWriter& operator=(const FlexWriter&); // not implemented
FlexWriter(const FlexWriter&); // not implemented
};
} // namespace pdal
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