/******************************************************************************

* Copyright (c) 2011, Michael P. Gerlek (mpg@flaxen.com)

*

* All rights reserved.

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* modification, are permitted provided that the following

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*

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* notice, this list of conditions and the following disclaimer.

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* notice, this list of conditions and the following disclaimer in

* the documentation and/or other materials provided

* with the distribution.

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* names of its contributors may be used to endorse or promote

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* written permission.

*

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****************************************************************************/

#include <pdal/MultiFilterIterator.hpp>

#include <pdal/MultiFilter.hpp>

namespace pdal

{

MultiFilterSequentialIterator::MultiFilterSequentialIterator(const MultiFilter& filter, PointBuffer& buffer)

: StageSequentialIterator(buffer)

, m_filter(filter)

, m_prevIterator(NULL)

, m_iteratorIndex(0)

{

for (size_t i=0; i<filter.getPrevStages().size(); ++i)

{

const Stage* stage = filter.getPrevStages()[i];

m_prevIterators.push_back(stage->createSequentialIterator(buffer));

}

return;

}

MultiFilterSequentialIterator::~MultiFilterSequentialIterator()

{

for (size_t i=0; i<m_prevIterators.size(); ++i)

{

StageSequentialIterator* iter = m_prevIterators[i];

delete iter;

}

}

const std::vector<StageSequentialIterator*>& MultiFilterSequentialIterator::getPrevIterators() const

{

return m_prevIterators;

}

const StageSequentialIterator& MultiFilterSequentialIterator::getPrevIterator() const

{

return *m_prevIterator;

}

} // namespace pdal