/// <summary>
/// Opens an output file by writing header information for Tecplot
/// </summary>
override protected void OpenFile(string filename, IEnumerable <string> fieldNames)
{
int dimension = base.gridData.SpatialDimension;
StringWriter stw = new StringWriter();
if (dimension == 1)
{
stw.Write("x ");
}
else if (dimension == 2)
{
stw.Write("x y ");
}
else if (dimension == 3)
{
stw.Write("x y z ");
}
else
{
throw new ApplicationException("No Tecplot for more than 3 dimensions.");
}
int unknowncnt = 1;
List <string> writtenIDs = new List <string>();
foreach (string _id in fieldNames)
{
var id = _id;
if (id == null || id.Length <= 0)
{
// write a name for field without identification
stw.Write("unknown_" + unknowncnt);
unknowncnt++;
}
else if (id.Contains(" ") || id.Contains("(") || id.Contains(")"))
{
throw new Exception("A field identification contains white space or parentheses, please change the name of this field");
}
else if (id.Contains("\t") || id.Contains("\n") || id.Contains("\r"))
{
// remove whitespaces
//string[] subStrg = id.Split(new char[] { ' ', '\t', '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
string[] subStrg = id.Split(new char[] { '\t', '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
string idNew = "";
for (int __i = 0; __i < subStrg.Length; __i++)
{
idNew = idNew + subStrg[__i];
if (__i < subStrg.Length - 1)
{
idNew += "_";
}
}
id = idNew;
}
if (writtenIDs.Contains(id))
{
// ensure that name is unique
id = "_" + id;
}
writtenIDs.Add(id);
stw.Write(id);
stw.Write(" ");
}
int Debug = 0;
int VIsDouble = 1;
string ScratchDir = path != null ? path : ".";
string Variables = stw.ToString();
string filenameWithPath = path != null?Path.Combine(path, filename) : filename;
IntPtr ptrTitle, ptrVariables, ptrFName, ptrScratchDir;
ptrTitle = Marshal.StringToHGlobalAnsi(filename);
ptrScratchDir = Marshal.StringToHGlobalAnsi(ScratchDir);
ptrFName = Marshal.StringToHGlobalAnsi(filenameWithPath);
ptrVariables = Marshal.StringToHGlobalAnsi(Variables);
int errorWhileOpening = m_TECIO.TECINI110(ptrTitle, ptrVariables, ptrFName, ptrScratchDir, ref Debug, ref VIsDouble);
if (errorWhileOpening == -1)
{
throw new Exception("Tecplot could not create file. Do you have writing permission?");
}
Marshal.FreeHGlobal(ptrTitle);
Marshal.FreeHGlobal(ptrScratchDir);
Marshal.FreeHGlobal(ptrFName);
Marshal.FreeHGlobal(ptrVariables);
}
