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Xdmf
Commit 96256900 authored by Michal Habera's avatar Michal Habera
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Remove finite element function logic, add aux array under attribute

parent a6b30aab
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Showing with 33 additions and 203 deletions
XdmfAttribute.cpp
View file @ 96256900
......@@ -29,6 +29,8 @@
#include "XdmfError.hpp"
#include "XdmfArray.hpp"
//-----------------------------------------------------------------------------
XDMF_CHILDREN_IMPLEMENTATION(XdmfAttribute, XdmfArray, AuxiliaryArray, Name)
//-----------------------------------------------------------------------------
shared_ptr<XdmfAttribute>
XdmfAttribute::New()
{
......@@ -170,215 +172,24 @@ XdmfAttribute::populateItem(
mItemType = item_type->second;
}
// If this attribute is FiniteElementFunction
if(mItemType == "FiniteElementFunction"){
// FiniteElementFunction must have at least 2 children
if (childItems.size() < 2)
{
XdmfError::message(XdmfError::FATAL,
"Attribute of ItemType=\"FiniteElementFunction\" must have at "
"least two children DataItems (containing indices and values)");
}
// Prepare arrays for values and indices
shared_ptr<XdmfArray> indices_array;
shared_ptr<XdmfArray> values_array;
shared_ptr<XdmfArray> number_of_dofs_array;
shared_ptr<XdmfArray> cell_order_array;
// Iterate over each child under this Attribute
for(std::vector<shared_ptr<XdmfItem> >::const_iterator iter =
childItems.begin(); iter != childItems.end(); ++iter) {
// If pointer to children is castable to a pointer to a XdmfArray
// it means that there is an DataItem as a child
if(shared_ptr<XdmfArray> array = shared_dynamic_cast<XdmfArray>(*iter)) {
// The first array is always indices array
if (iter - childItems.begin() == 0)
{
indices_array = array;
}
// The second array is always values array
if (iter - childItems.begin() == 1)
{
values_array = array;
}
if (iter - childItems.begin() == 2)
{
number_of_dofs_array = array;
}
if (iter - childItems.begin() == 3)
{
cell_order_array = array;
// Ignore other (fifth, etc.) children
break;
}
}
}
// Number of components
unsigned int ncomp = 1;
// Number of dofs per component
unsigned int dofs_per_component;
// Mapping of dofs per component to the correct VTK order
std::vector<unsigned int> triangle_map = {0, 1, 2};
std::vector<unsigned int> quadratic_triangle_map =
{0, 1, 2, 5, 3, 4};
std::vector<unsigned int> tetrahedron_map = {0, 1, 2, 3, 4};
std::vector<unsigned int> quadratic_tetrahedron_map =
{0, 1, 2, 3, 9, 6, 8, 7, 5, 4};
std::vector<unsigned int> quadrilateral_map = {0, 1, 3, 2};
std::vector<unsigned int> quadratic_quadrilateral_map =
{0, 1, 4, 3, 2, 7, 5, 6, 8};
std::vector<unsigned int> single_value_map = {0};
std::vector<unsigned int> dof_to_vtk_map;
// Prepare new array
shared_ptr<XdmfArray> parsed_array(XdmfArray::New());
parsed_array->initialize(XdmfArrayType::Float64(),
indices_array->getSize());
unsigned long index = 0;
unsigned long padded_index = 0;
// For each cell
for (unsigned long cell = 0; cell < cell_order_array->getSize(); ++cell)
bool first = true;
for (std::vector<shared_ptr<XdmfItem>>::const_iterator iter =
childItems.begin(); iter != childItems.end(); ++iter) {
if (shared_ptr<XdmfArray> array = shared_dynamic_cast<XdmfArray>(*iter))
{
// Remap with array for ordering of cells
unsigned long ordered_cell =
cell_order_array->getValue<unsigned long>(cell);
// This number iterates through dofs in cell
unsigned int padded_dof_in_cell = 0;
// Compute number of degrees of freedom
unsigned int number_dofs_in_cell =
number_of_dofs_array->getValue<unsigned int>(ordered_cell + 1) -
number_of_dofs_array->getValue<unsigned int>(ordered_cell);
if ((mElementFamily == "CG" or mElementFamily == "DG")
and mElementDegree == 2 and mElementCell == "triangle"
and (number_dofs_in_cell % 6) == 0)
{
dof_to_vtk_map = quadratic_triangle_map;
dofs_per_component = 6;
} else if ((mElementFamily == "CG" or mElementFamily == "DG")
and mElementDegree == 1 and mElementCell == "triangle"
and (number_dofs_in_cell % 3) == 0)
{
dof_to_vtk_map = triangle_map;
dofs_per_component = 3;
} else if ((mElementFamily == "CG" or mElementFamily == "DG")
and mElementDegree == 1 and mElementCell == "tetrahedron"
and (number_dofs_in_cell % 4) == 0)
{
dof_to_vtk_map = tetrahedron_map;
dofs_per_component = 4;
} else if ((mElementFamily == "CG" or mElementFamily == "DG")
and mElementDegree == 2 and mElementCell == "tetrahedron"
and (number_dofs_in_cell % 10) == 0)
{
dof_to_vtk_map = quadratic_tetrahedron_map;
dofs_per_component = 10;
} else if ((mElementFamily == "Q" or mElementFamily == "DQ")
and mElementDegree == 1 and mElementCell == "quadrilateral"
and (number_dofs_in_cell % 4) == 0)
if (first)
{
dof_to_vtk_map = quadrilateral_map;
dofs_per_component = 4;
} else if ((mElementFamily == "Q" or mElementFamily == "DQ")
and mElementDegree == 2 and mElementCell == "quadrilateral"
and (number_dofs_in_cell % 9) == 0)
{
dof_to_vtk_map = quadratic_quadrilateral_map;
dofs_per_component = 9;
} else if ((mElementFamily == "DG")
and mElementDegree == 0 and mElementCell == "triangle")
{
dof_to_vtk_map = single_value_map;
dofs_per_component = 1;
} else if ((mElementFamily == "DQ")
and mElementDegree == 0 and mElementCell == "quadrilateral")
{
dof_to_vtk_map = single_value_map;
dofs_per_component = 1;
} else if (mElementFamily == "RT"
and mElementDegree == 1 and mElementCell == "triangle")
{
dof_to_vtk_map = triangle_map;
dofs_per_component = 3;
} else if (mElementFamily == "RT"
and mElementDegree == 1 and mElementCell == "tetrahedron")
{
dof_to_vtk_map = tetrahedron_map;
dofs_per_component = 3;
} else {
XdmfError(XdmfError::FATAL, "Unsupported FiniteElementFunction type.");
}
ncomp = number_dofs_in_cell / dofs_per_component;
unsigned int padded_comps = 0;
if (mType == XdmfAttributeType::Vector())
{
padded_comps = 3 - ncomp;
}
// For each degree of freedom per component in this cell
for (unsigned int dof_per_component_in_cell = 0;
dof_per_component_in_cell < dofs_per_component;
++dof_per_component_in_cell)
{
for (unsigned int comp = 0; comp < ncomp; ++comp)
{
// Get global reordered index for degree of freedom
unsigned long dof_index =
indices_array->getValue<unsigned long>(index +
dof_to_vtk_map[dof_per_component_in_cell] +
comp * dofs_per_component);
// Insert the value of degree of freedom
parsed_array->insert(padded_index + padded_dof_in_cell++,
values_array->getValue<double>(dof_index));
}
for (unsigned int padded_comp = 0; padded_comp < padded_comps;
++padded_comp)
{
parsed_array->insert(padded_index + padded_dof_in_cell++,
0.0);
}
}
index = index + number_dofs_in_cell;
padded_index = padded_index + padded_dof_in_cell;
}
// And set the data to parent
this->swap(parsed_array);
if (parsed_array->getReference()) {
this->setReference(parsed_array->getReference());
this->setReadMode(XdmfArray::Reference);
}
} else
{
for(std::vector<shared_ptr<XdmfItem> >::const_iterator iter =
childItems.begin();
iter != childItems.end();
++iter) {
if(shared_ptr<XdmfArray> array = shared_dynamic_cast<XdmfArray>(*iter)) {
first = false;
this->swap(array);
if (array->getReference()) {
if (array->getReference())
{
this->setReference(array->getReference());
this->setReadMode(XdmfArray::Reference);
}
break;
}
else
{
this->insert(array);
}
}
}
......@@ -386,6 +197,16 @@ XdmfAttribute::populateItem(
}
//-----------------------------------------------------------------------------
void
XdmfAttribute::traverse(const shared_ptr<XdmfBaseVisitor> visitor)
{
XdmfArray::traverse(visitor);
for (unsigned int i = 0; i < mAuxiliaryArrays.size(); ++i)
{
mAuxiliaryArrays[i]->accept(visitor);
}
}
//-----------------------------------------------------------------------------
void
XdmfAttribute::setCenter(const shared_ptr<const XdmfAttributeCenter> center)
{
mCenter = center;
......
XdmfAttribute.hpp
View file @ 96256900
......@@ -70,8 +70,15 @@ public:
virtual ~XdmfAttribute();
LOKI_DEFINE_VISITABLE(XdmfAttribute, XdmfArray)
XDMF_CHILDREN(XdmfAttribute, XdmfArray, AuxiliaryArray, Name)
static const std::string ItemTag;
using XdmfArray::insert;
#if defined(SWIG)
using XdmfItem::insert;
#endif
/**
* Get the XdmfAttributeCenter associated with this attribute.
*
......@@ -286,6 +293,8 @@ public:
XdmfAttribute(XdmfAttribute &);
void traverse(const shared_ptr<XdmfBaseVisitor> visitor);
protected:
XdmfAttribute();
......
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