private void ButtonPointGroupsImport_OnClick(object sender, RoutedEventArgs e)
{
if (Options.Membrane.SurfaceMesh == null || Options.Membrane.SurfaceMesh.Triangles.Count == 0)
{
MessageBox.Show("This will not work without a mesh.");
return;
}
System.Windows.Forms.OpenFileDialog Dialog = new System.Windows.Forms.OpenFileDialog();
Dialog.Filter = "Text File|*.txt|Session File|*.xml";
System.Windows.Forms.DialogResult Result = Dialog.ShowDialog();
if (Result.ToString() == "OK")
{
FileInfo Info = new FileInfo(Dialog.FileName);
if (Info.Extension.ToLower().Replace(".", "") == "txt")
{
PointGroup NewGroup = new PointGroup
{
Name = Dialog.SafeFileName.Substring(0, Dialog.SafeFileName.LastIndexOf(".txt")),
Size = 10,
Color = ColorHelper.SpectrumColor(Options.Membrane.PointGroups.Count, 0.3f)
};
NewGroup.PointCloud.GLContext = Options.Viewport.GetControl();
CultureInfo IC = CultureInfo.InvariantCulture;
using (TextReader Reader = new StreamReader(File.OpenRead(Dialog.FileName)))
{
string Line;
while ((Line = Reader.ReadLine()) != null)
{
if (Line[0] == '#')
continue;
string[] Parts = Line.Split(new[] { '\t' }, StringSplitOptions.RemoveEmptyEntries);
if (Parts.Length < 3)
continue;
try
{
Vector3 Position = new Vector3(float.Parse(Parts[0], IC), float.Parse(Parts[1], IC), float.Parse(Parts[2], IC));
Triangle ClosestTri = Options.Membrane.SurfaceMesh.Triangles[0];
float ClosestDist = float.MaxValue;
foreach (var tri in Options.Membrane.SurfaceMesh.Triangles)
{
float Dist = (tri.V0.Position - Position).Length;
if (Dist < ClosestDist)
{
ClosestDist = Dist;
ClosestTri = tri;
}
}
OpenTK.Matrix3 Orientation = ClosestTri.GetPlaneMatrix3();
if (Parts.Length >= 3 + 9)
{
int Offset = Parts.Length - 9;
Vector3 C1 = new Vector3(float.Parse(Parts[Offset + 0], IC), float.Parse(Parts[Offset + 1], IC), float.Parse(Parts[Offset + 2], IC));
Vector3 C2 = new Vector3(float.Parse(Parts[Offset + 3], IC), float.Parse(Parts[Offset + 4], IC), float.Parse(Parts[Offset + 5], IC));
Vector3 C3 = new Vector3(float.Parse(Parts[Offset + 6], IC), float.Parse(Parts[Offset + 7], IC), float.Parse(Parts[Offset + 8], IC));
Orientation = new OpenTK.Matrix3(C1.X, C2.X, C3.X, C1.Y, C2.Y, C3.Y, C1.Z, C2.Z, C3.Z);
}
SurfacePoint NewPoint = new SurfacePoint(Position, ClosestTri, Vector3.Zero, 0, Orientation);
NewGroup.Points.Add(NewPoint);
}
catch
{
MessageBox.Show("Could not import:\n" + Line);
}
}
}
if (NewGroup.Points.Count > 0)
{
Options.Membrane.PointGroups.Add(NewGroup);
Options.Viewport.Redraw();
}
}
else if (Info.Extension.ToLower().Replace(".", "") == "xml")
{
List<string> GroupNames = new List<string>();
using (Stream SessionStream = File.OpenRead(Dialog.FileName))
{
XPathDocument Doc = new XPathDocument(SessionStream);
XPathNavigator Reader = Doc.CreateNavigator();
Reader.MoveToRoot();
foreach (XPathNavigator groupNav in Reader.Select("//PointGroups/Group"))
GroupNames.Add(XMLHelper.LoadAttribute(groupNav, "Name", "Group " + (GroupNames.Count + 1)));
}
if (GroupNames.Count == 0)
return;
PointGroupImportDialog ImportDialog = new PointGroupImportDialog();
foreach (var groupName in GroupNames)
ImportDialog.AvailableGroups.Add(groupName);
ImportDialog.SessionPath = Dialog.FileName;
ImportDialog.ShowDialog();
}
}
}
public static float[] ToFloatArray(OpenTK.Matrix3 m)
{
return(new float[] { m.M11, m.M12, m.M13,
m.M21, m.M22, m.M23,
m.M31, m.M32, m.M33 });
}