void VolumeTrackingModifier<DIM>::UpdateCellData(AbstractCellPopulation<DIM,DIM>& rCellPopulation)
{
// Make sure the cell population is updated
rCellPopulation.Update();
/**
* This hack is needed because in the case of a MeshBasedCellPopulation in which
* multiple cell divisions have occurred over one time step, the Voronoi tessellation
* (while existing) is out-of-date. Thus, if we did not regenerate the Voronoi
* tessellation here, an assertion may trip as we try to access a Voronoi element
* whose index exceeds the number of elements in the out-of-date tessellation.
*
* \todo work out how to properly fix this (#1986)
*/
if (bool(dynamic_cast<MeshBasedCellPopulation<DIM>*>(&rCellPopulation)))
{
static_cast<MeshBasedCellPopulation<DIM>*>(&(rCellPopulation))->CreateVoronoiTessellation();
}
// Iterate over cell population
for (typename AbstractCellPopulation<DIM>::Iterator cell_iter = rCellPopulation.Begin();
cell_iter != rCellPopulation.End();
++cell_iter)
{
// Get the volume of this cell
double cell_volume = rCellPopulation.GetVolumeOfCell(*cell_iter);
// Store the cell's volume in CellData
cell_iter->GetCellData()->SetItem("volume", cell_volume);
}
}
