/// <summary>
/// Opens the specified stream, s. Note that as a Portable class library
/// </summary>
/// <param name="s">The s.</param>
/// <param name="filename">The filename.</param>
/// <param name="solid">The solid.</param>
/// <returns>TessellatedSolid.</returns>
/// <exception cref="Exception">Cannot open file without extension (e.g. f00.stl).
/// or
/// This function has been recently removed.
/// or
/// Cannot determine format from extension (not .stl, .ply, .3ds, .lwo, .obj, .objx, or .off.</exception>
/// <exception cref="System.Exception">Cannot open file without extension (e.g. f00.stl).
/// or
/// This function has been recently removed.
/// or
/// Cannot determine format from extension (not .stl, .ply, .3ds, .lwo, .obj, .objx, or .off.</exception>
public static void Open(Stream s, string filename, out TessellatedSolid solid)
{
try
{
var extension = GetFileTypeFromExtension(Path.GetExtension(filename));
switch (extension)
{
case FileType.STL_ASCII:
case FileType.STL_Binary:
solid = STLFileData.OpenSolids(s, filename)[0]; // Standard Tessellation or StereoLithography
break;
case FileType.ThreeMF:
solid = ThreeMFFileData.OpenSolids(s, filename)[0];
break;
case FileType.Model3MF:
solid = ThreeMFFileData.OpenModelFile(s, filename)[0];
break;
case FileType.AMF:
solid = AMFFileData.OpenSolids(s, filename)[0];
break;
case FileType.OFF:
solid = OFFFileData.OpenSolid(s, filename);
// http://en.wikipedia.org/wiki/OFF_(file_format)
break;
case FileType.PLY_ASCII:
case FileType.PLY_Binary:
solid = PLYFileData.OpenSolid(s, filename);
break;
case FileType.SHELL:
solid = ShellFileData.OpenSolids(s, filename)[0];
break;
case FileType.STEP:
solid = STEPFileData.OpenSolids(s, filename)[0];
break;
default:
var serializer = new JsonSerializer();
var sr = new StreamReader(s);
using (var reader = new JsonTextReader(sr))
solid = serializer.Deserialize <TessellatedSolid>(reader);
break;
}
}
catch (Exception exc)
{
throw new Exception("Cannot open file. Message: " + exc.Message);
}
}
/// <summary>
/// Saves the specified stream.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="solid">The solid.</param>
/// <param name="fileType">Type of the file.</param>
/// <returns>System.Boolean.</returns>
public static bool Save(Stream stream, Solid solid, FileType fileType = FileType.TVGL)
{
switch (fileType)
{
case FileType.STL_ASCII:
return(STLFileData.SaveASCII(stream, new[] { (TessellatedSolid)solid }));
case FileType.STL_Binary:
return(STLFileData.SaveBinary(stream, new[] { (TessellatedSolid)solid }));
case FileType.AMF:
return(AMFFileData.SaveSolids(stream, new[] { (TessellatedSolid)solid }));
case FileType.ThreeMF:
return(ThreeMFFileData.Save(stream, new[] { (TessellatedSolid)solid }));
case FileType.Model3MF:
return(ThreeMFFileData.SaveModel(stream, new[] { (TessellatedSolid)solid }));
case FileType.OFF:
return(OFFFileData.SaveSolid(stream, (TessellatedSolid)solid));
case FileType.PLY_ASCII:
return(PLYFileData.SaveSolidASCII(stream, (TessellatedSolid)solid));
case FileType.PLY_Binary:
return(PLYFileData.SaveSolidBinary(stream, (TessellatedSolid)solid));
case FileType.SHELL:
return(ShellFileData.Save(stream, (TessellatedSolid)solid));
default:
JsonSerializer serializer = new JsonSerializer
{
NullValueHandling = NullValueHandling.Ignore,
DefaultValueHandling = DefaultValueHandling.Ignore,
TypeNameHandling = TypeNameHandling.Auto,
ReferenceLoopHandling = ReferenceLoopHandling.Ignore,
};
var sw = new StreamWriter(stream);
using (var writer = new JsonTextWriter(sw))
{
var jObject = JObject.FromObject(solid, serializer);
var solidType = solid.GetType();
jObject.AddFirst(new JProperty("TVGLSolidType", solid.GetType().FullName));
if (!Assembly.GetExecutingAssembly().Equals(solidType.Assembly))
{
jObject.AddFirst(new JProperty("InAssembly", solidType.Assembly.Location));
}
jObject.WriteTo(writer);
}
return(true);
}
}
internal static TessellatedSolid[] OpenModelFile(Stream s, string filename)
{
var now = DateTime.Now;
ThreeMFFileData threeMFData = null;
try
{
var settings = new XmlReaderSettings
{
IgnoreComments = true,
IgnoreProcessingInstructions = true,
IgnoreWhitespace = true
};
using (var reader = XmlReader.Create(s, settings))
{
if (reader.IsStartElement("model"))
{
var defaultNamespace = reader["xmlns"];
var serializer = new XmlSerializer(typeof(ThreeMFFileData), defaultNamespace);
threeMFData = (ThreeMFFileData)serializer.Deserialize(reader);
}
threeMFData.FileName = filename;
var results = new List <TessellatedSolid>();
threeMFData.Name = GetNameFromFileName(filename);
var nameIndex =
threeMFData.metadata.FindIndex(
md => md != null && (md.type.Equals("name", StringComparison.CurrentCultureIgnoreCase) ||
md.type.Equals("title", StringComparison.CurrentCultureIgnoreCase)));
if (nameIndex != -1)
{
threeMFData.Name = threeMFData.metadata[nameIndex].Value;
threeMFData.metadata.RemoveAt(nameIndex);
}
foreach (var item in threeMFData.build.Items)
{
results.AddRange(threeMFData.TessellatedSolidsFromIDAndTransform(item.objectid,
item.transformMatrix,
threeMFData.Name + "_"));
}
Message.output("Successfully read in 3Dmodel file (" + (DateTime.Now - now) + ").", 3);
return(results.ToArray());
}
}
catch (Exception exception)
{
Message.output("Unable to read in 3Dmodel file.", 1);
Message.output("Exception: " + exception.Message, 3);
return(null);
}
}
public static void Open(Stream s, string filename, out TessellatedSolid[] tessellatedSolids)
{
try
{
var extension = GetFileTypeFromExtension(Path.GetExtension(filename));
switch (extension)
{
case FileType.STL_ASCII:
case FileType.STL_Binary:
tessellatedSolids = STLFileData.OpenSolids(s, filename); // Standard Tessellation or StereoLithography
break;
case FileType.ThreeMF:
tessellatedSolids = ThreeMFFileData.OpenSolids(s, filename);
break;
case FileType.Model3MF:
tessellatedSolids = ThreeMFFileData.OpenModelFile(s, filename);
break;
case FileType.AMF:
tessellatedSolids = AMFFileData.OpenSolids(s, filename);
break;
case FileType.SHELL:
tessellatedSolids = ShellFileData.OpenSolids(s, filename);
break;
case FileType.OFF:
case FileType.PLY_ASCII:
case FileType.PLY_Binary:
throw new Exception("Attempting to open multiple solids with a " + extension.ToString() + " file.");
default:
var serializer = new JsonSerializer();
var sr = new StreamReader(s);
using (var reader = new JsonTextReader(sr))
// note this is a hack...<T> is overly specific
tessellatedSolids = serializer.Deserialize <TessellatedSolid[]>(reader);
break;
}
}
catch (Exception exc)
{
throw new Exception("Cannot open file. Message: " + exc.Message);
}
}
/// <summary>
/// Opens the specified stream, s. Note that as a Portable class library
/// </summary>
/// <param name="s">The s.</param>
/// <param name="filename">The filename.</param>
/// <param name="solid">The solid.</param>
/// <returns>TessellatedSolid.</returns>
/// <exception cref="Exception">Cannot open file without extension (e.g. f00.stl).
/// or
/// This function has been recently removed.
/// or
/// Cannot determine format from extension (not .stl, .ply, .3ds, .lwo, .obj, .objx, or .off.</exception>
/// <exception cref="System.Exception">Cannot open file without extension (e.g. f00.stl).
/// or
/// This function has been recently removed.
/// or
/// Cannot determine format from extension (not .stl, .ply, .3ds, .lwo, .obj, .objx, or .off.</exception>
public static void Open(Stream s, string filename, out TessellatedSolid solid)
{
var extension = GetExtensionFromFileName(filename);
switch (extension)
{
case "stl":
solid = STLFileData.OpenSolids(s, filename)[0]; // Standard Tessellation or StereoLithography
break;
case "3mf":
#if net40
throw new NotSupportedException("The loading or saving of .3mf files are not supported in the .NET4.0 version of TVGL.");
#else
solid = ThreeMFFileData.OpenSolids(s, filename)[0];
break;
#endif
case "model":
solid = ThreeMFFileData.OpenModelFile(s, filename)[0];
break;
case "amf":
solid = AMFFileData.OpenSolids(s, filename)[0];
break;
case "off":
solid = OFFFileData.OpenSolid(s, filename);
// http://en.wikipedia.org/wiki/OFF_(file_format)
break;
case "ply":
solid = PLYFileData.OpenSolid(s, filename);
break;
case "shell":
solid = ShellFileData.OpenSolids(s, filename)[0];
break;
case "xml":
solid = (TessellatedSolid)TVGLFileData.OpenSolids(s, filename)[0];
break;
default:
throw new Exception(
"Cannot determine format from extension (not .stl, .ply, .3ds, .lwo, .obj, .objx, or .off.");
}
}
/// <summary>
/// Saves the specified stream.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="solids">The solids.</param>
/// <param name="fileType">Type of the file.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
public static bool Save(Stream stream, IList <Solid> solids, FileType fileType = FileType.TVGL)
{
if (solids.Count == 0)
{
return(false);
}
if (solids.Count == 1)
{
return(Save(stream, solids[0], fileType));
}
switch (fileType)
{
case FileType.STL_ASCII:
return(STLFileData.SaveASCII(stream, solids.Cast <TessellatedSolid>().ToArray()));
case FileType.STL_Binary:
return(STLFileData.SaveBinary(stream, solids.Cast <TessellatedSolid>().ToArray()));
case FileType.AMF:
return(AMFFileData.SaveSolids(stream, solids.Cast <TessellatedSolid>().ToArray()));
case FileType.ThreeMF:
return(ThreeMFFileData.Save(stream, solids.Cast <TessellatedSolid>().ToArray()));
case FileType.Model3MF:
return(ThreeMFFileData.SaveModel(stream, solids.Cast <TessellatedSolid>().ToArray()));
case FileType.OFF:
throw new NotSupportedException(
"The OFF format does not support saving multiple solids to a single file.");
case FileType.PLY_ASCII:
throw new NotSupportedException(
"The PLY format does not support saving multiple solids to a single file.");
case FileType.PLY_Binary:
throw new NotSupportedException(
"The PLY format does not support saving multiple solids to a single file.");
default:
solids.Select(solid => Save(stream, solid, fileType));
return(true);
}
}
/// <summary>
/// Saves the specified stream.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="solid">The solid.</param>
/// <param name="fileType">Type of the file.</param>
/// <returns>System.Boolean.</returns>
public static bool Save(Stream stream, Solid solid, FileType fileType = FileType.TVGL)
{
if (solid is TessellatedSolid)
{
var ts = (TessellatedSolid)solid;
switch (fileType)
{
case FileType.STL_ASCII:
return(STLFileData.SaveASCII(stream, new[] { ts }));
case FileType.STL_Binary:
return(STLFileData.SaveBinary(stream, new[] { ts }));
case FileType.AMF:
return(AMFFileData.SaveSolids(stream, new[] { ts }));
case FileType.ThreeMF:
#if net40
throw new NotSupportedException("The loading or saving of .3mf files are not allowed in the .NET4.0 version of TVGL.");
#else
return(ThreeMFFileData.Save(stream, new[] { ts }));
#endif
case FileType.Model3MF:
return(ThreeMFFileData.SaveModel(stream, new[] { ts }));
case FileType.OFF:
return(OFFFileData.SaveSolid(stream, ts));
case FileType.PLY_ASCII:
return(PLYFileData.SaveSolidASCII(stream, ts));
case FileType.PLY_Binary:
return(PLYFileData.SaveSolidBinary(stream, ts));
default:
return(TVGLFileData.SaveSolid(stream, ts));
}
}
if (solid is VoxelizedSolid)
{
return(TVGLFileData.SaveSolid(stream, (VoxelizedSolid)solid));
}
return(false);
}
public static void Open(Stream s, string filename, out TessellatedSolid[] tessellatedSolids)
{
var extension = GetExtensionFromFileName(filename);
switch (extension)
{
case "stl":
tessellatedSolids = STLFileData.OpenSolids(s, filename); // Standard Tessellation or StereoLithography
break;
case "3mf":
#if net40
throw new NotSupportedException("The loading or saving of .3mf files are not supported in the .NET4.0 version of TVGL.");
#else
tessellatedSolids = ThreeMFFileData.OpenSolids(s, filename);
break;
#endif
case "model":
tessellatedSolids = ThreeMFFileData.OpenModelFile(s, filename);
break;
case "amf":
tessellatedSolids = AMFFileData.OpenSolids(s, filename);
break;
case "shell":
tessellatedSolids = ShellFileData.OpenSolids(s, filename);
break;
case "xml":
tessellatedSolids = TVGLFileData.OpenSolids(s, filename).Cast <TessellatedSolid>().ToArray();
break;
default:
throw new Exception(
"Cannot determine format from extension (not .stl, .ply, .3ds, .lwo, .obj, .objx, or .off.");
}
}
/// <summary>
/// Saves the specified stream.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="solids">The solids.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
internal static bool SaveModel(Stream stream, IList <TessellatedSolid> solids)
{
var objects = new List <Object>();
var baseMats = new BaseMaterials {
id = 1
};
for (var i = 0; i < solids.Count; i++)
{
var solid = solids[i];
var thisObject = new Object {
name = solid.Name, id = i + 2
};
// this is "+ 2" since the id's start with 1 instead of 0 plus BaseMaterials is typically 1, so start at 2.
var triangles = new List <Triangle>();
foreach (var face in solid.Faces)
{
var colString = (face.Color ?? solid.SolidColor ?? new Color(Constants.DefaultColor)).ToString();
var colorIndex = baseMats.bases.FindIndex(col => col.colorString.Equals(colString));
if (colorIndex == -1)
{
colorIndex = baseMats.bases.Count;
baseMats.bases.Add(new Base {
colorString = colString
});
}
triangles.Add(new Triangle
{
v1 = face.Vertices[0].IndexInList,
v2 = face.Vertices[1].IndexInList,
v3 = face.Vertices[2].IndexInList,
pid = 1,
p1 = colorIndex
});
}
thisObject.mesh = new Mesh
{
vertices = solid.Vertices.Select(v => new threemfclasses.Vertex
{
x = v.X, y = v.Y, z = v.Z
}).ToList(),
triangles = triangles
};
objects.Add(thisObject);
}
var metaData = new List <Metadata>();
var allRawComments = solids.SelectMany(s => s.Comments);
var comments = new List <string>();
foreach (var comment in allRawComments.Where(string.IsNullOrWhiteSpace))
{
var arrowIndex = comment.IndexOf("==>");
if (arrowIndex == -1)
{
comments.Add(comment);
}
else
{
var endOfType = arrowIndex - 1;
var beginOfValue = arrowIndex + 3; //todo: check this -1 and +3
metaData.Add(new Metadata
{
type = comment.Substring(0, endOfType),
Value = comment.Substring(beginOfValue)
});
}
}
var threeMFData = new ThreeMFFileData
{
Units = solids[0].Units,
Name = solids[0].Name.Split('_')[0],
Language = solids[0].Language,
metadata = metaData,
build = new Build {
Items = objects.Select(o => new Item {
objectid = o.id
}).ToList()
},
resources =
new Resources
{
basematerials = new[] { baseMats }.ToList(), //colors = colors, materials = materials,
objects = objects
}
};
threeMFData.Comments.AddRange(comments);
try
{
using (var writer = XmlWriter.Create(stream))
{
writer.WriteComment(tvglDateMarkText);
if (!string.IsNullOrWhiteSpace(solids[0].FileName))
{
writer.WriteComment("Originally loaded from " + solids[0].FileName);
}
var serializer = new XmlSerializer(typeof(ThreeMFFileData), defXMLNameSpaceModel);
serializer.Serialize(writer, threeMFData);
}
Message.output("Successfully wrote 3MF file to stream.", 3);
return(true);
}
catch (Exception exception)
{
Message.output("Unable to write in model file.", 1);
Message.output("Exception: " + exception.Message, 3);
return(false);
}
}
public static Solid Open(Stream s, string filename = "")
{
try
{
var extension = GetFileTypeFromExtension(Path.GetExtension(filename));
switch (extension)
{
case FileType.STL_ASCII:
case FileType.STL_Binary:
return(STLFileData.OpenSolids(s, filename)[0]); // Standard Tessellation or StereoLithography
case FileType.ThreeMF:
return(ThreeMFFileData.OpenSolids(s, filename)[0]);
case FileType.Model3MF:
return(ThreeMFFileData.OpenModelFile(s, filename)[0]);
case FileType.AMF:
return(AMFFileData.OpenSolids(s, filename)[0]);
case FileType.OFF:
return(OFFFileData.OpenSolid(s, filename));
case FileType.PLY_ASCII:
case FileType.PLY_Binary:
return(PLYFileData.OpenSolid(s, filename));
case FileType.SHELL:
return(ShellFileData.OpenSolids(s, filename)[0]);
break;
default:
var serializer = new JsonSerializer();
var sr = new StreamReader(s);
using (var reader = new JsonTextReader(sr))
{
JObject jObject = JObject.Load(reader);
var typeString = ((string)jObject["TVGLSolidType"]);
if (string.IsNullOrWhiteSpace(typeString))
{
return(null);
}
var type = Type.GetType(typeString);
if (type == null)
{
var assembly = Assembly.LoadFrom((string)jObject["InAssembly"]);
type = assembly.GetType(typeString);
}
if (type == null)
{
return(null);
}
return((Solid)JsonConvert.DeserializeObject(jObject.ToString(), type));
}
}
}
catch (Exception exc)
{
throw new Exception("Cannot open file. Message: " + exc.Message);
}
}
/// <summary>
/// Saves the specified stream.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="solids">The solids.</param>
/// <param name="fileType">Type of the file.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
public static bool Save(Stream stream, IList <Solid> solids, FileType fileType = FileType.TVGL)
{
if (solids.Count == 0)
{
return(false);
}
if (solids.All(s => s is TessellatedSolid))
{
var tessellatedSolids = solids.Cast <TessellatedSolid>().ToArray();
switch (fileType)
{
case FileType.STL_ASCII:
return(STLFileData.SaveASCII(stream, tessellatedSolids));
case FileType.STL_Binary:
return(STLFileData.SaveBinary(stream, tessellatedSolids));
case FileType.AMF:
return(AMFFileData.SaveSolids(stream, tessellatedSolids));
case FileType.ThreeMF:
#if net40
throw new NotSupportedException("The loading or saving of .3mf files are not allowed in the .NET4.0 version of TVGL.");
#else
return(ThreeMFFileData.Save(stream, tessellatedSolids));
#endif
case FileType.Model3MF:
return(ThreeMFFileData.SaveModel(stream, tessellatedSolids));
case FileType.OFF:
if (solids.Count > 1)
{
throw new NotSupportedException(
"The OFF format does not support saving multiple solids to a single file.");
}
else
{
return(OFFFileData.SaveSolid(stream, tessellatedSolids[0]));
}
case FileType.PLY_ASCII:
if (solids.Count > 1)
{
throw new NotSupportedException(
"The PLY format does not support saving multiple solids to a single file.");
}
else
{
return(PLYFileData.SaveSolidASCII(stream, tessellatedSolids[0]));
}
case FileType.PLY_Binary:
if (solids.Count > 1)
{
throw new NotSupportedException(
"The PLY format does not support saving multiple solids to a single file.");
}
else
{
return(PLYFileData.SaveSolidBinary(stream, tessellatedSolids[0]));
}
default:
if (solids.Count > 1)
{
return(TVGLFileData.SaveSolids(stream, tessellatedSolids));
}
else
{
return(TVGLFileData.SaveSolid(stream, tessellatedSolids[0]));
}
}
}
if (solids.All(s => s is VoxelizedSolid))
{
var tessellatedSolids = solids.Cast <VoxelizedSolid>().ToArray();
if (solids.Count > 1)
{
return(TVGLFileData.SaveSolids(stream, solids.Cast <VoxelizedSolid>().ToArray()));
}
else
{
return(TVGLFileData.SaveSolid(stream, (VoxelizedSolid)solids[0]));
}
}
return(false);
}