protected override Task _save()
{
RecordSet layer = _layer as RecordSet;
layer.Position = transform.position.ToPoint();
layer.Transform.Position = Vector3.zero;
layer.Transform.Rotate = transform.rotation;
layer.Transform.Scale = transform.localScale;
EditableMesh[] meshes = GetComponentsInChildren <EditableMesh>();
string ex = Path.GetExtension(layer.Source).ToLower();
features = new List <DMesh3>();
foreach (EditableMesh mesh in meshes)
{
features.Add(mesh.GetMesh());
}
if (ex == ".obj")
{
List <WriteMesh> wmeshes = new List <WriteMesh>();
foreach (DMesh3 dmesh in features)
{
DMesh3 mesh = new DMesh3(dmesh);
foreach (int idx in mesh.VertexIndices())
{
Vector3d vtx = mesh.GetVertex(idx);
mesh.SetVertex(idx, new Vector3d(vtx.x, vtx.z, vtx.y));
}
wmeshes.Add(new WriteMesh(mesh, ""));
}
saveObj(layer.Source, wmeshes);
}
if (ex == ".dxf")
{
DXF.DxfDocument doc = new DXF.DxfDocument();
CoordinateTransformation transform = null;
if (GetCrs() != null)
{
transform = new CoordinateTransformation(AppState.instance.mapProj, GetCrs());
}
foreach (DMesh3 dmesh in features)
{
foreach (Index3i tri in dmesh.Triangles())
{
DXF.Vector3 v1 = dmesh.GetVertex(tri.a).ToDxfVector3(transform);
DXF.Vector3 v2 = dmesh.GetVertex(tri.b).ToDxfVector3(transform);
DXF.Vector3 v3 = dmesh.GetVertex(tri.c).ToDxfVector3(transform);
doc.AddEntity(new Face3d(v1, v2, v3));
}
}
using (Stream stream = File.Open(layer.Source, FileMode.OpenOrCreate, FileAccess.Write, FileShare.ReadWrite)) {
doc.Save(stream);
stream.Close();
}
}
return(Task.CompletedTask);
}
/// <summary>
/// Convert a netDXF Vector3 in z-up coordinate frame to a Vectir3D in Y-up coordinate frame
/// using the optional Coordinate Transform to reproject the point if present
/// </summary>
/// <param name="v">DXF.Vector3</param>
/// <param name="ct">Coordinate transform</param>
/// <returns>Vector3d</returns>
public static Vector3d ToVector3d(this DXF.Vector3 v, CoordinateTransformation ct = null)
{
double[] vlocal = new double[3] {
v.X, v.Y, v.Z
};
if (ct != null)
{
ct.TransformPoint(vlocal);
}
return(new Vector3d((float)vlocal[0], (float)vlocal[2], (float)vlocal[1]));
}
public void AddTriangles(List <Vector3RD> triangleVertices, string layerName)
{
Block block = new Block(layerName);
for (int i = 0; i < triangleVertices.Count; i += 3)
{
netDxf.Vector3 vertex1 = new netDxf.Vector3(triangleVertices[i].x, triangleVertices[i].y, triangleVertices[i].z);
netDxf.Vector3 vertex2 = new netDxf.Vector3(triangleVertices[i + 1].x, triangleVertices[i + 1].y, triangleVertices[i + 1].z);
netDxf.Vector3 vertex3 = new netDxf.Vector3(triangleVertices[i + 2].x, triangleVertices[i + 2].y, triangleVertices[i + 2].z);
Face3d face = new Face3d(vertex1, vertex3, vertex2);
block.Entities.Add(face);
//doc.AddEntity(face);
//face.Layer = Laag;
}
Insert blokInsert = new Insert(block);
blokInsert.Layer = dxfLayer;
dxfDocument.AddEntity(blokInsert);
}