private int NumberOfFaceEdges(ElementType_t type)
{
if (Is3D(type))
{
if (type.Equals(ElementType_t.HEXA_8))
{
return(4);
}
return(3);
}
else
{
if (number_of_coord_dimensions == 3)
{
if (type.Equals(ElementType_t.TRI_3))
{
return(3);
}
if (type.Equals(ElementType_t.QUAD_4))
{
return(4);
}
}
return(2);
}
}
private int NumberOfFacesPerElement(ElementType_t type)
{
if (number_of_coord_dimensions == 3)
{
if (type.Equals(ElementType_t.TRI_3) || type.Equals(ElementType_t.QUAD_4))
{
return(1);
}
}
if (type.Equals(ElementType_t.HEXA_8))
{
return(6);
}
char[] number = type.ToString().ToCharArray();
return(number[number.Length - 1] - 48);
}
private bool ChoosenBoSSSCompliantElementType(ElementType_t type)
{
return(type.Equals(bosss_element_type));
}
private static bool BoSSSCompliantElementType(ElementType_t type)
{
return(type.Equals(ElementType_t.TRI_3) || type.Equals(ElementType_t.TETRA_4) || type.Equals(ElementType_t.QUAD_4) || type.Equals(ElementType_t.HEXA_8));
}
private static bool Is3D(ElementType_t type)
{
return(type.Equals(ElementType_t.TETRA_4) || type.Equals(ElementType_t.HEXA_8));
}
/// <summary>
/// Generates a grid commons object
/// </summary>
/// <returns>the grid commons object</returns>
public GridCommons GenerateBoSSSGrid()
{
int j, k, l, i;
int max_bc_index = -1;
GenerateZonelessAndSectionlessArrays();
CoordinateSystemTransformation();
VertexIndexNumberingTransformation();
//BuildFaces();
//BuildAndShareBoundaryConditions();
//BuildNeighbourship();
double[, ,] vertices = new double[bosss_elements, verticesPerCell, number_of_coord_dimensions];
long[] globalID = new long[bosss_elements];
byte[,] edgeTags = new byte[bosss_elements, number_of_faces_per_element];
for (l = 0, k = 0; l < bosss_elements; l++)
{
j = bosss_element_index_to_cgns_element_index[l];
for (int n = 0; n < verticesPerCell; n++)
{
k = cgns_element_index_to_bosss_element_index[j];
int node_no = elements[j][n];
vertices[k, n, 0] = x[node_no];
vertices[k, n, 1] = y[node_no];
if (number_of_coord_dimensions == 3)
{
vertices[k, n, 2] = z[node_no];
}
}
}
GridCommons grd = null;
if (bosss_element_type.Equals(ElementType_t.QUAD_4))
{
grd = new Grid2D(new Square());
}
else if (bosss_element_type.Equals(ElementType_t.TRI_3))
{
grd = new Grid2D(new Triangle());
}
else if (bosss_element_type.Equals(ElementType_t.HEXA_8))
{
throw new NotImplementedException();
}
else if (bosss_element_type.Equals(ElementType_t.TETRA_4))
{
throw new NotImplementedException();
}
else
{
throw new NotSupportedException("Unsupported BoSSS element type");
}
int tag_number = 1;
for (i = 0; i < bcelements.Length; i++) // over boundary condition indices
{
foreach (int z in bc_to_element_indices[i]) // over elements
{
j = z >> number_of_faces_per_element;
j = cgns_element_index_to_bosss_element_index[j];
k = z & number_of_faces_per_element_mask;
edgeTags[j, k] = (byte)tag_number;
if (tag_number > max_bc_index)
{
max_bc_index = tag_number;
}
}
tag_number++;
}
bool duplicatedBoundaryConditionNames = false;
List <string> edgeTagNameList = new List <string>();
for (i = 0; i < max_bc_index; i++) // over boundary condition interfaces
{
string edgeTagName = CleanString(new string(boconames[i]));
if (edgeTagNameList.Contains(edgeTagName))
{
duplicatedBoundaryConditionNames = true;
}
edgeTagNameList.Add(edgeTagName);
}
tag_number = 1;
List <string> edgeTagNameForbiddenList = new List <string>();
List <int> numberList = new List <int>();
if (duplicatedBoundaryConditionNames)
{
for (i = 0; i < edgeTagNameList.Count; i++)
{
string edgeTagName = edgeTagNameList[i];
if (edgeTagNameForbiddenList.Contains(edgeTagName))
{
continue;
}
for (j = i + 1; j < edgeTagNameList.Count; j++)
{
if (edgeTagNameList[j].Equals(edgeTagName))
{
replaceEdgeTagNumerInCaseOfDublicateBoundaryConditions(edgeTags, (byte)(j + 1), (byte)(i + 1));
max_bc_index--;
if (numberList.Contains(i + 1))
{
continue;
}
numberList.Add(i + 1);
}
}
edgeTagNameForbiddenList.Add(edgeTagName);
}
for (i = 0; i < max_bc_index; i++) // over boundary condition interfaces
{
replaceEdgeTagNumerInCaseOfDublicateBoundaryConditions(edgeTags, (byte)numberList[i], (byte)(i + 1));
}
for (i = 0; i < max_bc_index; i++) // over boundary condition interfaces
{
grd.EdgeTagsNames.Add((byte)tag_number, edgeTagNameForbiddenList[i]);
tag_number++;
}
}
else
{
foreach (string edgeTagName in edgeTagNameList)
{
grd.EdgeTagsNames.Add((byte)tag_number, edgeTagName);
tag_number++;
}
}
/*
*
* // remove 'internal' boundaries ...
* {
* // pointvise may also assign boundaries for internal edges...
* // this is not allowed by bosss, so we have to clear them
*
* int E = cell_neighbours.GetLength(1);
*
* for (j = 0; j < bosss_elements; j++) {
* for (int e = 0; e < E; e++) {
* if (cell_neighbours[j, e] >= 0)
* // this is an internal edge
* if (edgeTags[j, e] != 0)
* edgeTags[j, e] = 0;
* }
* }
*
* // remove unused edgetag-names
* int[] EdgeTagUseCnt = new int[tag_number];
* for (j = 0; j < bosss_elements; j++) {
* for (int e = 0; e < E; e++) {
* int tag = edgeTags[j, e];
* EdgeTagUseCnt[tag]++;
* }
* }
*
*
* for (int tag = 0; tag < tag_number; tag++) {
* if (EdgeTagUseCnt[tag] <= 0)
* grd.EdgeTagsNames.Remove((byte)tag);
* }
*
*
* //// test whether all boundary edges have an assigned edge tag...
* //// (it's legal for a BoSSS grid to have unspecified edge tags)
* //for (j = 0; j < bosss_elements; j++) {
* // for (int e = 0; e < E; e++) {
* // int tag = edgeTags[j, e];
* // long neigh = cell_neighbours[j,e];
*
* // if (neigh < 0 && tag == 0)
* // throw new ApplicationException("found boundary edge without assigned edge tag.");
* // }
* //}
*
* } */
grd.Description = "Created from BoSSS";
grd.Cells = new Cell[bosss_elements];
for (j = 0; j < bosss_elements; j++)
{
grd.Cells[j] = new Cell();
grd.Cells[j].GlobalID = j;
//grd.Cells[j].Neighbours = new long[number_of_faces_per_element];
//grd.Cells[j].EdgeTags = new byte[number_of_faces_per_element];
throw new NotImplementedException("todo");
for (i = 0; i < number_of_faces_per_element; i++)
{
//grd.Cells[j].Neighbours[i] = cell_neighbours[j, i];
//grd.Cells[j].EdgeTags[i] = edgeTags[j, i];
}
}
//grd.Vertices = vertices;
throw new NotImplementedException("todo");
//return grd;
}
