ossimPdalReader.h

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//**************************************************************************************************
//
// OSSIM (http://trac.osgeo.org/ossim/)
//
// License:  LGPL -- See LICENSE.txt file in the top level directory for more details.
//
//**************************************************************************************************
// $Id$

#ifndef ossimPdalReader_HEADER
#define ossimPdalReader_HEADER 1

#include <ossim/point_cloud/ossimPointCloudHandler.h>
#include <ossim/plugin/ossimPluginConstants.h>
#include <pdal/pdal.hpp>

class ossimPointRecord;
#define USE_FULL_POINT_CLOUD_BUFFERING

typedef std::shared_ptr<pdal::PointTable> PointTablePtr;

class OSSIM_PLUGINS_DLL ossimPdalReader : public ossimPointCloudHandler
{
public:
   ossimPdalReader();

   virtual ~ossimPdalReader();

   virtual void rewind() const;

   virtual ossim_uint32 getNumPoints() const;

   virtual void close() { m_currentPV = 0; m_pointTable = 0; }

   virtual ossim_uint32 getFieldCode() const { return m_availableFields; }

   virtual void setFieldCode (ossim_uint32 fieldCode) { m_availableFields = fieldCode; }

protected:
   void parsePointView(ossimPointBlock& block, ossim_uint32 maxNumPoints = 0xFFFFFFFF) const;

   void parsePoint(ossimPointRecord* precord) const;

   virtual void establishMinMax();

   virtual void establishAvailableFields();

   mutable pdal::PointViewSet m_pvs;
   mutable pdal::PointViewPtr m_currentPV;
   mutable ossim_uint32 m_currentPvOffset;
   mutable PointTablePtr m_pointTable;
   pdal::Stage* m_pdalPipe;
   mutable pdal::Options m_pdalOptions;
   ossim_uint32 m_availableFields;

   TYPE_DATA
};

#endif /* #ifndef ossimPdalReader_HEADER */