ossimPointCloudSource.h

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//**************************************************************************************************
//
// OSSIM (http://trac.osgeo.org/ossim/)
//
// License:  MIT -- See LICENSE.txt file in the top level directory for more details.
//
//**************************************************************************************************
#ifndef ossimPointCloudSource_HEADER
#define ossimPointCloudSource_HEADER 1

#include <ossim/base/ossimConstants.h>
#include <ossim/base/ossimCommon.h> /* for ossim::isnan */
#include <ossim/base/ossimSource.h>
#include <ossim/base/ossimRefPtr.h>
#include <ossim/base/ossimGrect.h>
#include <ossim/point_cloud/ossimPointBlock.h>
#include <ossim/point_cloud/ossimPointRecord.h>
#include <vector>

/***************************************************************************************************
 * Base class for all Point Cloud data sources, including input file handlers and processing nodes.
 **************************************************************************************************/
class OSSIMDLLEXPORT ossimPointCloudSource: public ossimSource
{
public:
   ossimPointCloudSource(ossimObject* owner = 0);
   virtual ~ossimPointCloudSource();

   virtual void getBlock(const ossimGrect& bounds, ossimPointBlock& block) const = 0;

   virtual ossim_uint32 getNumPoints() const = 0;

   virtual const ossimPointRecord*  getMinPoint() const;
   virtual const ossimPointRecord*  getMaxPoint() const;

   virtual ossim_uint32 getFieldCode() const;

   virtual void setFieldCode (ossim_uint32 fieldCode);

   virtual bool hasFields(ossim_uint32 id) const { return getFieldCode()&id; }

   bool hasRGB() const
   { return hasFields(ossimPointRecord::Red|ossimPointRecord::Green|ossimPointRecord::Blue); }

   virtual bool canConnectMyInputTo(ossim_int32, const ossimConnectableObject*) const;

protected:
   ossimPointCloudSource(const ossimPointCloudSource& rhs);
   ossimPointRecord m_nullPCR;

TYPE_DATA
};

#endif /* #ifndef ossimPointCloudSource_HEADER */