/// <summary>
/// Liest das erste TIN aus einer LandXML Datei
/// </summary>
/// <param name="fileName"></param>
/// <param name="errors"></param>
/// <returns></returns>
public static Result ReadTIN(bool is3d, string fileName, double minDist, string logFilePath, string verbosityLevel)
{
var result = new Result();
//Serilog.Log.Logger = new LoggerConfiguration()
// .MinimumLevel.Debug()
// .WriteTo.File(logFilePath)
// .CreateLogger();
var logger = LogManager.GetCurrentClassLogger();
try
{
using (var reader = XmlReader.Create(fileName))
{
XElement el;
double? scale = null;
var pntIds = new Dictionary <string, int>();
var mesh = new Mesh(is3d, minDist);
bool insideTin = false;
reader.MoveToContent();
// Parse the file and display each of the nodes.
while (!reader.EOF)
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.LocalName)
{
case "Metric":
case "Imperial":
el = XElement.ReadFrom(reader) as XElement;
if (el != null)
{
var att = el.Attribute("linearUnit");
if (att != null && ToMeter.TryGetValue(att.Value.ToLower(), out double tscale))
{
scale = tscale;
}
}
break;
case "Definition":
if (reader.MoveToFirstAttribute() &&
reader.LocalName == "surfType" &&
reader.Value.ToUpper() == "TIN")
{
insideTin = true;
}
break;
case "P":
el = XElement.ReadFrom(reader) as XElement;
if (el != null)
{
var att = el.Attribute("id");
if (att != null && Point3.Create(
el.Value.Replace(',', '.').Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries), out var pt))
{
pntIds.Add(att.Value, mesh.AddPoint(scale.HasValue ? scale.Value * pt : pt));
}
}
break;
case "F":
el = XElement.ReadFrom(reader) as XElement;
if (el != null)
{
string[] pts = el.Value.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (pts.Length == 3 &&
pntIds.TryGetValue(pts[0], out int p1) &&
pntIds.TryGetValue(pts[1], out int p2) &&
pntIds.TryGetValue(pts[2], out int p3))
{
mesh.AddFace(new[] { p1, p2, p3 });
}
}
break;
default:
reader.Read();
break;
}
}
else if (insideTin && reader.NodeType == XmlNodeType.EndElement && reader.Name == "Definition")
{
if (!mesh.Points.Any() || !mesh.FaceEdges.Any())
{
result.Error = string.Format(Properties.Resources.errNoTINData, Path.GetFileName(fileName));
logger.Error("No TIN-data found");
return(result);
}
logger.Info("Reading LandXML-Data successful");
logger.Info(mesh.Points.Count + " points, " + mesh.FixedEdges.Count + " lines and " + mesh.FaceEdges.Count + " faces read");
result.Mesh = mesh;
return(result);
}
else
{
reader.Read();
}
}
}
}
catch
{
result.Error = string.Format(Properties.Resources.errFileNotReadable, Path.GetFileName(fileName));
logger.Error("File not readable");
return(result);
}
result.Error = string.Format(Properties.Resources.errNoTIN, Path.GetFileName(fileName));
logger.Error("No TIN-data found");
return(result);
} //End ReadTIN
/// <summary>
/// Liest das erste TIN aus einer LandXML Datei
/// </summary>
/// <param name="fileName"></param>
/// <param name="errors"></param>
/// <returns></returns>
public static Result ReadTIN(bool is3d, string fileName, double minDist, string logFilePath, string verbosityLevel)
{
var result = new Result();
//Serilog.Log.Logger = new LoggerConfiguration()
// .MinimumLevel.Debug()
// .WriteTo.File(logFilePath)
// .CreateLogger();
var logger = LogManager.GetCurrentClassLogger();
try
{
using (var reader = XmlReader.Create(fileName))
{
XElement el;
double? scale = null;
var pntIds = new Dictionary <string, int>();
//TIN-Builder erzeugen
var tinB = Tin.CreateBuilder(true);
//PNR "künstlich erzeugen" & für TIN nutzen
int pnr = 0;
bool insideTin = false;
reader.MoveToContent();
// Parse the file and display each of the nodes.
while (!reader.EOF)
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.LocalName)
{
case "Metric":
case "Imperial":
el = XElement.ReadFrom(reader) as XElement;
if (el != null)
{
var att = el.Attribute("linearUnit");
if (att != null && ToMeter.TryGetValue(att.Value.ToLower(), out double tscale))
{
scale = tscale;
}
}
break;
case "Definition":
if (reader.MoveToFirstAttribute() &&
reader.LocalName == "surfType" &&
reader.Value.ToUpper() == "TIN")
{
insideTin = true;
}
break;
case "P":
el = XElement.ReadFrom(reader) as XElement;
if (el != null)
{
var att = el.Attribute("id");
if (att != null && Point3.Create(
el.Value.Replace(',', '.').Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries), out var pt))
{
Point3 point = Point3.Create(pt.Y, pt.X, pt.Z);
tinB.AddPoint(pnr, point);
pntIds.Add(att.Value, pnr++);
}
}
break;
case "F":
el = XElement.ReadFrom(reader) as XElement;
if (el != null)
{
string[] pts = el.Value.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (pts.Length == 3 &&
pntIds.TryGetValue(pts[0], out int p1) &&
pntIds.TryGetValue(pts[1], out int p2) &&
pntIds.TryGetValue(pts[2], out int p3))
{
//mesh.AddFace(new[] { p1, p2, p3 });
tinB.AddTriangle(p1, p2, p3);
}
}
break;
default:
reader.Read();
break;
}
}
else if (insideTin && reader.NodeType == XmlNodeType.EndElement && reader.Name == "Definition")
{
/*
* if(!mesh.Points.Any() || !mesh.FaceEdges.Any())
* {
* result.Error = string.Format(Properties.Resources.errNoTINData, Path.GetFileName(fileName));
* logger.Error("No TIN-data found");
* return result;
* }
*/
logger.Info("Reading LandXML-Data successful");
logger.Info(result.Tin.Points.Count() + " points; " + result.Tin.NumTriangles + " triangels processed");
//TIN aus TIN-Builder erzeugen
Tin tin = tinB.ToTin(out var pointIndex2NumberMap, out var triangleIndex2NumberMap);
//Result beschreiben
result.Tin = tin;
//result.Mesh = mesh;
return(result);
}
else
{
reader.Read();
}
}
}
}
catch
{
result.Error = string.Format(Properties.Resources.errFileNotReadable, Path.GetFileName(fileName));
logger.Error("File not readable");
return(result);
}
result.Error = string.Format(Properties.Resources.errNoTIN, Path.GetFileName(fileName));
logger.Error("No TIN-data found");
return(result);
} //End ReadTIN
