ResInsight/ApplicationCode/ReservoirDataModel/RigMainGrid.cpp

/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2011-2012 Statoil ASA, 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 "RigMainGrid.h"

#include "cvfAssert.h"

RigMainGrid::RigMainGrid(void)
    : RigGridBase(this)
{
    m_displayModelOffset = cvf::Vec3d::ZERO;
    
    m_gridIndex = 0;
    m_gridId = 0;
    m_gridIdToIndexMapping.push_back(0); 

    m_flipXAxis = false;
    m_flipYAxis = false;
} 


RigMainGrid::~RigMainGrid(void)
{
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RigMainGrid::addLocalGrid(RigLocalGrid* localGrid)
{
    CVF_ASSERT(localGrid && localGrid->gridId() != cvf::UNDEFINED_INT); // The grid ID must be set.
    CVF_ASSERT(localGrid->gridId() >= 0); // We cant handle negative ID's if they exist.

    m_localGrids.push_back(localGrid);
    localGrid->setGridIndex(m_localGrids.size()); // Maingrid itself has grid index 0

    
    if (m_gridIdToIndexMapping.size() <= static_cast<size_t>(localGrid->gridId()))
    {
        m_gridIdToIndexMapping.resize(localGrid->gridId() + 1, cvf::UNDEFINED_SIZE_T);
    }

    m_gridIdToIndexMapping[localGrid->gridId()] = localGrid->gridIndex();
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RigMainGrid::initAllSubGridsParentGridPointer()
{
    initSubGridParentPointer();
    size_t i;
    for (i = 0; i < m_localGrids.size(); ++i)
    {
       m_localGrids[i]->initSubGridParentPointer(); 
    }
}


//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RigMainGrid::initAllSubCellsMainGridCellIndex()
{
    initSubCellsMainGridCellIndex();
    size_t i;
    for (i = 0; i < m_localGrids.size(); ++i)
    {
        m_localGrids[i]->initSubCellsMainGridCellIndex(); 
    }
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
cvf::Vec3d RigMainGrid::displayModelOffset() const
{
    return m_displayModelOffset;
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RigMainGrid::setDisplayModelOffset(cvf::Vec3d offset)
{
    m_displayModelOffset = offset;
}

//--------------------------------------------------------------------------------------------------
/// Initialize pointers from grid to parent grid
/// Compute cell ranges for active and valid cells
/// Compute bounding box in world coordinates based on node coordinates
//--------------------------------------------------------------------------------------------------
void RigMainGrid::computeCachedData()
{
    initAllSubGridsParentGridPointer();
    initAllSubCellsMainGridCellIndex();
}

//--------------------------------------------------------------------------------------------------
/// Returns the grid with index \a localGridIndex. Main Grid itself has index 0. First LGR starts on 1
//--------------------------------------------------------------------------------------------------
RigGridBase* RigMainGrid::gridByIndex(size_t localGridIndex)
{
    if (localGridIndex == 0) return this;
    CVF_ASSERT(localGridIndex - 1 < m_localGrids.size()) ;
    return m_localGrids[localGridIndex-1].p();
}

//--------------------------------------------------------------------------------------------------
/// Returns the grid with index \a localGridIndex. Main Grid itself has index 0. First LGR starts on 1
//--------------------------------------------------------------------------------------------------
const RigGridBase* RigMainGrid::gridByIndex(size_t localGridIndex) const
{
    if (localGridIndex == 0) return this;
    CVF_ASSERT(localGridIndex - 1 < m_localGrids.size()) ;
    return m_localGrids[localGridIndex-1].p();
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RigMainGrid::setFlipAxis(bool flipXAxis, bool flipYAxis)
{
    bool needFlipX = false;
    bool needFlipY = false;

    if (m_flipXAxis != flipXAxis)
    {
        needFlipX = true;
    }

    if (m_flipYAxis != flipYAxis)
    {
        needFlipY = true;
    }

    if (needFlipX || needFlipY)
    {
        for (size_t i = 0; i < m_nodes.size(); i++)
        {
            if (needFlipX)
            {
                m_nodes[i].x() *= -1.0;
            }

            if (needFlipY)
            {
                m_nodes[i].y() *= -1.0;
            }
        }

        m_flipXAxis = flipXAxis;
        m_flipYAxis = flipYAxis;
    }
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
RigGridBase* RigMainGrid::gridById(int localGridId)
{
    CVF_ASSERT (localGridId >= 0 && static_cast<size_t>(localGridId) < m_gridIdToIndexMapping.size());
    return this->gridByIndex(m_gridIdToIndexMapping[localGridId]);
}