public STLModel DeepCopy()
{
var model = new STLModel(Name)
{
Facets = Facets.ConvertAll(facet => new Facet(facet))
};
return(model);
}
public static STLModel FromBinaryFile(string filename)
{
var model = new STLModel("model");
using (var fs = File.OpenRead(filename))
using (var br = new BinaryReader(fs))
{
br.BaseStream.Seek(80, SeekOrigin.Begin);
int facetCount = (int)br.ReadUInt32();
for (int i = 0; i < facetCount; i++)
{
var facet = new Facet
{
Normal = new Vec3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle()),
Vertex1 = new Vec3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle()),
Vertex2 = new Vec3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle()),
Vertex3 = new Vec3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle())
};
model.AddFacet(facet);
br.BaseStream.Seek(2, SeekOrigin.Current);
}
}
return(model);
}
public static STLModel FromAsciiFile(string filename)
{
using (var fs = File.OpenRead(filename))
using (var sr = new StreamReader(fs))
{
string solidName = sr.ReadLine();
var model = new STLModel(solidName.Split()[1]);
while (!sr.EndOfStream)
{
string line = sr.ReadLine().Trim();
if (line == "endsolid")
{
break;
}
string[] normal = line.Split();
sr.ReadLine();
line = sr.ReadLine().Trim();
string[] vertex1 = line.Split();
line = sr.ReadLine().Trim();
string[] vertex2 = line.Split();
line = sr.ReadLine().Trim();
string[] vertex3 = line.Split();
sr.ReadLine();
var facet = new Facet
{
Normal = new Vec3(float.Parse(normal[2]), float.Parse(normal[3]), float.Parse(normal[4])),
Vertex1 = new Vec3(float.Parse(vertex1[1]), float.Parse(vertex1[2]), float.Parse(vertex1[3])),
Vertex2 = new Vec3(float.Parse(vertex2[1]), float.Parse(vertex2[2]), float.Parse(vertex2[3])),
Vertex3 = new Vec3(float.Parse(vertex3[1]), float.Parse(vertex3[2]), float.Parse(vertex3[3]))
};
model.AddFacet(facet);
sr.ReadLine();
}
return(model);
}
}
