bool checkConstraints( MeshTopologyPtr mesh, unsigned entityDim, map<unsigned,pair<IndexType,unsigned> > &expectedConstraints, string meshName = "mesh")
{
bool success = true;
// check constraints for entities belonging to active cells
set<IndexType> myActiveCells = mesh->getMyActiveCellIndices();
for (IndexType cellIndex : myActiveCells)
{
CellPtr cell = mesh->getCell(cellIndex);
vector<unsigned> entitiesForCell = cell->getEntityIndices(entityDim);
for (vector<unsigned>::iterator entityIt = entitiesForCell.begin(); entityIt != entitiesForCell.end(); entityIt++)
{
unsigned entityIndex = *entityIt;
pair<IndexType,unsigned> constrainingEntity = mesh->getConstrainingEntity(entityDim, entityIndex);
unsigned constrainingEntityIndex = constrainingEntity.first;
unsigned constrainingEntityDim = constrainingEntity.second;
if ((constrainingEntityIndex==entityIndex) && (constrainingEntityDim == entityDim))
{
// then we should expect not to have an entry in expectedConstraints:
if (expectedConstraints.find(entityIndex) != expectedConstraints.end())
{
cout << "Expected entity constraint is not imposed in " << meshName << ".\n";
cout << "Expected " << typeString(entityDim) << " " << entityIndex << " to be constrained by ";
cout << typeString(expectedConstraints[entityIndex].second) << " " << expectedConstraints[entityIndex].first << endl;
cout << typeString(entityDim) << " " << entityIndex << " vertices:\n";
mesh->printEntityVertices(entityDim, entityIndex);
cout << typeString(expectedConstraints[entityIndex].second) << " " << expectedConstraints[entityIndex].first << " vertices:\n";
mesh->printEntityVertices(entityDim, expectedConstraints[entityIndex].first);
success = false;
}
}
else
{
if (expectedConstraints.find(entityIndex) == expectedConstraints.end())
{
cout << "Unexpected entity constraint is imposed in " << meshName << ".\n";
string entityType;
if (entityDim==0)
{
entityType = "Vertex ";
}
else if (entityDim==1)
{
entityType = "Edge ";
}
else if (entityDim==2)
{
entityType = "Face ";
}
else if (entityDim==3)
{
entityType = "Volume ";
}
string constrainingEntityType;
if (constrainingEntityDim==0)
{
constrainingEntityType = "Vertex ";
}
else if (constrainingEntityDim==1)
{
constrainingEntityType = "Edge ";
}
else if (constrainingEntityDim==2)
{
constrainingEntityType = "Face ";
}
else if (constrainingEntityDim==3)
{
constrainingEntityType = "Volume ";
}
cout << entityType << entityIndex << " unexpectedly constrained by " << constrainingEntityType << constrainingEntityIndex << endl;
cout << entityType << entityIndex << " vertices:\n";
mesh->printEntityVertices(entityDim, entityIndex);
cout << constrainingEntityType << constrainingEntityIndex << " vertices:\n";
mesh->printEntityVertices(constrainingEntityDim, constrainingEntityIndex);
success = false;
}
else
{
unsigned expectedConstrainingEntity = expectedConstraints[entityIndex].first;
if (expectedConstrainingEntity != constrainingEntityIndex)
{
cout << "The constraining entity is not the expected one in " << meshName << ".\n";
cout << "Expected " << typeString(entityDim) << " " << entityIndex << " to be constrained by ";
cout << typeString(expectedConstraints[entityIndex].second) << " " << expectedConstrainingEntity;
cout << "; was constrained by " << constrainingEntityIndex << endl;
cout << typeString(entityDim) << " " << entityIndex << " vertices:\n";
mesh->printEntityVertices(entityDim, entityIndex);
cout << typeString(expectedConstraints[entityIndex].second) << " " << expectedConstrainingEntity << " vertices:\n";
mesh->printEntityVertices(entityDim, expectedConstrainingEntity);
cout << typeString(constrainingEntityDim) << " " << constrainingEntityIndex << " vertices:\n";
mesh->printEntityVertices(constrainingEntityDim, constrainingEntityIndex);
success = false;
}
}
}
}
}
return success;
}
