/******************************************************************************
* Copyright (c) 2014, Hobu Inc., hobu.inc@gmail.com
*
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* modification, are permitted provided that the following
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*       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.
*     * Neither the name of Hobu, Inc. or Flaxen Geo Consulting nor the
*       names of its contributors 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/Filter.hpp>

namespace pdal
{

class PDAL_DLL MergeFilter : public MultiFilter
{
public:
    SET_STAGE_NAME("filters.merge", "Merge Filter")
    SET_STAGE_LINK("http://pdal.io/stages/filters.merge.html")
    SET_STAGE_ENABLED(true)

    MergeFilter() : MultiFilter()
        {}

private:
    PointBufferPtr m_buf;

    virtual void ready(PointContext ctx)
        { m_buf.reset(new PointBuffer(ctx)); }

    virtual PointBufferSet run(PointBufferPtr buf)
    {
        PointBufferSet pbSet;

        m_buf->append(*buf);
        pbSet.insert(m_buf);
        return pbSet;
    }

    MergeFilter& operator=(const MergeFilter&); // not implemented
    MergeFilter(const MergeFilter&); // not implemented
};

} // namespace pdal
