/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2011-     Statoil ASA
//  Copyright (C) 2013-     Ceetron Solutions AS
//  Copyright (C) 2011-2012 Ceetron AS
//
//  ResInsight is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
//  FITNESS FOR A PARTICULAR PURPOSE.
//
//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
//  for more details.
//
/////////////////////////////////////////////////////////////////////////////////

#include "RigActiveCellInfo.h"

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RigActiveCellInfo::RigActiveCellInfo()
    : m_reservoirActiveCellCount( 0 )
    , m_activeCellPositionMin( cvf::Vec3d::ZERO )
    , m_activeCellPositionMax( cvf::Vec3d::ZERO )
{
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::setReservoirCellCount( size_t reservoirCellCount )
{
    m_cellIndexToResultIndex.resize( reservoirCellCount, cvf::UNDEFINED_SIZE_T );
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
size_t RigActiveCellInfo::reservoirCellCount() const
{
    return m_cellIndexToResultIndex.size();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool RigActiveCellInfo::isActive( size_t reservoirCellIndex ) const
{
    if ( m_cellIndexToResultIndex.size() == 0 )
    {
        return true;
    }

    CVF_TIGHT_ASSERT( reservoirCellIndex < m_cellIndexToResultIndex.size() );

    return m_cellIndexToResultIndex[reservoirCellIndex] != cvf::UNDEFINED_SIZE_T;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
size_t RigActiveCellInfo::cellResultIndex( size_t reservoirCellIndex ) const
{
    CVF_TIGHT_ASSERT( reservoirCellIndex < m_cellIndexToResultIndex.size() );

    return m_cellIndexToResultIndex[reservoirCellIndex];
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::setCellResultIndex( size_t reservoirCellIndex, size_t reservoirCellResultIndex )
{
    CVF_TIGHT_ASSERT( reservoirCellResultIndex < m_cellIndexToResultIndex.size() );

    m_cellIndexToResultIndex[reservoirCellIndex] = reservoirCellResultIndex;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::setGridCount( size_t gridCount )
{
    m_perGridActiveCellInfo.resize( gridCount );
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::setGridActiveCellCounts( size_t gridIndex, size_t activeCellCount )
{
    CVF_ASSERT( gridIndex < m_perGridActiveCellInfo.size() );

    m_perGridActiveCellInfo[gridIndex].setActiveCellCount( activeCellCount );
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::computeDerivedData()
{
    m_reservoirActiveCellCount = 0;

    for ( size_t i = 0; i < m_perGridActiveCellInfo.size(); i++ )
    {
        m_reservoirActiveCellCount += m_perGridActiveCellInfo[i].activeCellCount();
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
size_t RigActiveCellInfo::reservoirActiveCellCount() const
{
    return m_reservoirActiveCellCount;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::setIJKBoundingBox( const cvf::Vec3st& min, const cvf::Vec3st& max )
{
    m_activeCellPositionMin = min;
    m_activeCellPositionMax = max;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::IJKBoundingBox( cvf::Vec3st& min, cvf::Vec3st& max ) const
{
    min = m_activeCellPositionMin;
    max = m_activeCellPositionMax;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
size_t RigActiveCellInfo::gridActiveCellCounts( size_t gridIndex ) const
{
    return m_perGridActiveCellInfo[gridIndex].activeCellCount();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
cvf::BoundingBox RigActiveCellInfo::geometryBoundingBox() const
{
    return m_activeCellsBoundingBox;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::setGeometryBoundingBox( cvf::BoundingBox bb )
{
    m_activeCellsBoundingBox = bb;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::clear()
{
    m_perGridActiveCellInfo.clear();
    m_cellIndexToResultIndex.clear();
    m_reservoirActiveCellCount = 0;
    m_activeCellPositionMin    = cvf::Vec3st( 0, 0, 0 );
    m_activeCellPositionMax    = cvf::Vec3st( 0, 0, 0 );
    m_activeCellsBoundingBox.reset();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::addLgr( size_t cellCount )
{
    size_t currentGridCount          = m_perGridActiveCellInfo.size();
    size_t currentActiveCellCount    = reservoirActiveCellCount();
    size_t currentReservoirCellCount = reservoirCellCount();

    setGridCount( currentGridCount + 1 );
    setGridActiveCellCounts( currentGridCount, cellCount );
    setReservoirCellCount( currentReservoirCellCount + cellCount );

    computeDerivedData();

    for ( size_t i = 0; i < cellCount; i++ )
    {
        setCellResultIndex( currentReservoirCellCount + i, currentActiveCellCount + i );
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RigActiveCellInfo::GridActiveCellCounts::GridActiveCellCounts()
    : m_activeCellCount( 0 )
{
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
size_t RigActiveCellInfo::GridActiveCellCounts::activeCellCount() const
{
    return m_activeCellCount;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RigActiveCellInfo::GridActiveCellCounts::setActiveCellCount( size_t activeCellCount )
{
    m_activeCellCount = activeCellCount;
}