PottsElement.cpp

/*

Copyright (C) University of Oxford, 2005-2011

University of Oxford means the Chancellor, Masters and Scholars of the
University of Oxford, having an administrative office at Wellington
Square, Oxford OX1 2JD, UK.

This file is part of Chaste.

Chaste is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation, either version 2.1 of the License, or
(at your option) any later version.

Chaste 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 Lesser General Public
License for more details. The offer of Chaste under the terms of the
License is subject to the License being interpreted in accordance with
English Law and subject to any action against the University of Oxford
being under the jurisdiction of the English Courts.

You should have received a copy of the GNU Lesser General Public License
along with Chaste. If not, see <http://www.gnu.org/licenses/>.

*/
#include "PottsElement.hpp"
#include "RandomNumberGenerator.hpp"
#include <cassert>


template<unsigned DIM>
PottsElement<DIM>::PottsElement(unsigned index, const std::vector<Node<DIM>*>& rNodes)
    : AbstractElement<DIM,DIM>(index, rNodes)
{
    RegisterWithNodes();
}

template<unsigned DIM>
PottsElement<DIM>::~PottsElement()
{
}

template<unsigned DIM>
void PottsElement<DIM>::RegisterWithNodes()
{
    for (unsigned i=0; i<this->mNodes.size(); i++)
    {
        this->mNodes[i]->AddElement(this->mIndex);
    }
}

template<unsigned DIM>
void PottsElement<DIM>::MarkAsDeleted()
{
    // Mark element as deleted
    this->mIsDeleted = true;

    // Update nodes in the element so they know they are not contained by it
    for (unsigned i=0; i<this->GetNumNodes(); i++)
    {
        this->mNodes[i]->RemoveElement(this->mIndex);
    }
}

template<unsigned DIM>
void PottsElement<DIM>::ResetIndex(unsigned index)
{
    for (unsigned i=0; i<this->GetNumNodes(); i++)
    {
       this->mNodes[i]->RemoveElement(this->mIndex);
    }
    this->mIndex = index;
    RegisterWithNodes();
}

template<unsigned DIM>
void PottsElement<DIM>::UpdateNode(const unsigned& rIndex, Node<DIM>* pNode)
{
    assert(rIndex < this->mNodes.size());

    // Remove it from the node at this location
    this->mNodes[rIndex]->RemoveElement(this->mIndex);

    // Update the node at this location
    this->mNodes[rIndex] = pNode;

    // Add element to this node
    this->mNodes[rIndex]->AddElement(this->mIndex);
}

template<unsigned DIM>
void PottsElement<DIM>::DeleteNode(const unsigned& rIndex)
{
    assert(rIndex < this->mNodes.size());

    // Remove element from the node at this location
    this->mNodes[rIndex]->RemoveElement(this->mIndex);

    // Remove the node at rIndex (removes node from element)
    this->mNodes.erase(this->mNodes.begin() + rIndex);
}

template<unsigned DIM>
void PottsElement<DIM>::AddNode(Node<DIM>* pNode)
{
    // Add element to this node
    pNode->AddElement(this->mIndex);

    // Add pNode to mNodes
    this->mNodes.push_back(pNode);
}

template<unsigned DIM>
unsigned PottsElement<DIM>::GetNodeLocalIndex(unsigned globalIndex) const
{
    unsigned local_index = UINT_MAX;
    for (unsigned i=0; i<this->mNodes.size(); i++)
    {
        if (this->GetNodeGlobalIndex(i) == globalIndex)
        {
            local_index = i;
        }
    }
    return local_index;
}

template<unsigned DIM>
bool PottsElement<DIM>::IsElementOnBoundary() const
{
    bool is_element_on_boundary = false;
    for (unsigned i=0; i<this->mNodes.size(); i++)
    {
        if (this->GetNode(i)->IsBoundaryNode())
        {
            is_element_on_boundary = true;
            break;
        }
    }
    return is_element_on_boundary;
}

// Explicit instantiation

template class PottsElement<1>;
template class PottsElement<2>;
template class PottsElement<3>;