/// <summary>
/// Convert a <see cref="SMeshData"/> class into a <see cref="MeshFile"/> class.
/// </summary>
public static MeshFile ToMeshFile(this SMeshData meshData)
{
return(MeshFile.Create(
meshData.ZUnit,
meshData.Projection,
meshData.NodeIds,
meshData.X,
meshData.Y, meshData.Z,
meshData.Code,
meshData.ElementIds,
meshData.ElementType,
meshData.ElementTable.ToOneBased()));
}
/// <summary>
/// Create and return a new <see cref="MeshFile"/> object
/// </summary>
public MeshFile CreateMesh()
{
Validate(true);
// Creating default eumQuantity in meters
_zUnit = MeshUnit.Meter;
// Creating default node id's, if empty
if (_nodeIds == null)
{
// Setting node ids 1,2,3,...
_nodeIds = new int[_x.Length];
for (int i = 0; i < _x.Length; i++)
{
_nodeIds[i] = i + 1;
}
}
// Creating default element id's, if empty
if (_elementIds == null)
{
// Setting element ids 1,2,3,...
_elementIds = new int[_connectivity.Length];
for (int i = 0; i < _connectivity.Length; i++)
{
_elementIds[i] = i + 1;
}
}
// Creating additional element information
int[] elementType = new int[_connectivity.Length];
int[] nodesPerElmt = new int[_connectivity.Length];
int nodeElmtCount = 0; // total number of nodes listed in the connectivity table
for (int i = 0; i < elementType.Length; i++)
{
int elmtTypeNumber;
int[] elmt = _connectivity[i];
switch (elmt.Length)
{
case 3:
elmtTypeNumber = 21;
break;
case 4:
elmtTypeNumber = 25;
break;
case 6:
elmtTypeNumber = 32;
break;
case 8:
elmtTypeNumber = 33;
break;
default:
// this should have been caught in the validate phase, but just in case:
throw new Exception("Element with invalid number of nodes encountered");
}
elementType[i] = elmtTypeNumber;
nodesPerElmt[i] = elmt.Length;
nodeElmtCount += elmt.Length;
}
int[] connectivityArray = new int[nodeElmtCount];
int k = 0;
for (int i = 0; i < elementType.Length; i++)
{
int[] elmt = _connectivity[i];
for (int j = 0; j < elmt.Length; j++)
{
connectivityArray[k++] = elmt[j];
}
}
MeshFile res = MeshFile.Create(_zUnit, _projection, _nodeIds, _x, _y, _z, _code, _elementIds, elementType, _connectivity);
return(res);
}
