internal void grabUpperPlane_x()
{
Model3DGroup _model = (Model3DGroup)this.Content;
MeshGeometry3D _modelMesh = null;
foreach (GeometryModel3D gm in _model.Children)
{
_modelMesh = (MeshGeometry3D)gm.Geometry;
}
Model3DGroup _planeModel = (Model3DGroup)_plane.Content;
MeshGeometry3D _planeMesh = null;
foreach (GeometryModel3D gm in _planeModel.Children)
{
_planeMesh = (MeshGeometry3D)gm.Geometry;
}
Int32Collection indices = _modelMesh.TriangleIndices;
SmileObjReader obj = new SmileObjReader();
//TODO: cut the upper mesh
for (int i = 0; i < indices.Count; i = i + 3)
{
int index1 = indices[i];
int index2 = indices[i + 1];
int index3 = indices[i + 2];
}
}
public static ModelVisual3D Load(string path)
{
if (path == null)
{
return(null);
}
ModelVisual3D model = new ModelVisual3D();
string ext = Path.GetExtension(path).ToLower();
switch (ext)
{
case ".obj":
{
var r = new SmileObjReader();
model = r.Read(path);
break;
}
case ".objz":
{
var r = new SmileObjReader();
model = r.ReadZ(path);
break;
}
default:
throw new InvalidOperationException("File format not supported.");
}
return(model);
}
internal void grabUpperPlane_old()
{
Model3DGroup model = (Model3DGroup)this.Content;
SmileObjReader obj = new SmileObjReader();
Model3DCollection childs = model.Children;
int c = 0;
int i = 1;
foreach (GeometryModel3D gm in childs)
{
MeshGeometry3D mesh = (MeshGeometry3D)gm.Geometry;
obj.AddGroup("mesh" + c);
Console.WriteLine("Positions:" + mesh.Positions.Count);
Console.WriteLine("Indices:" + mesh.TriangleIndices.Count);
Point3DCollection positions = mesh.Positions;
foreach (var pp in positions)
{
//Point3D pp = ToLocal(p);
if (pp.Z >= 0)
{
obj.AddVertex(pp.X + " " + pp.Y + " " + pp.Z);
if (i % 4 == 0)
{
obj.AddFace((i - 3) + " " + (i - 2) + " " + (i - 1));
obj.AddFace((i - 2) + " " + (i - 1) + " " + (i));
}
i++;
}
else
{
//obj.AddVertex(p.X + " " + p.Y + " " + 0);
}
}
/*
* for (int i = 0; i < mesh.TriangleIndices.Count; i = i + 3)
* {
* int index1 = mesh.TriangleIndices[i];
* int index2 = mesh.TriangleIndices[i + 1];
* int index3 = mesh.TriangleIndices[i + 2];
*
* Point3D point1 = mesh.Positions[index1];
* Point3D point2 = mesh.Positions[index2];
* Point3D point3 = mesh.Positions[index3];
*
* if (point1.Z >= 0)
* {
* obj.AddVertex(point1.X + " " + point1.Y + " " + point1.Z);
* }
* else
* {
* obj.AddVertex(point1.X + " " + point1.Y + " " + 0);
* }
*
* if (point2.Z >= 0)
* {
* obj.AddVertex(point2.X + " " + point2.Y + " " + point2.Z);
* }
* else
* {
* obj.AddVertex(point2.X + " " + point2.Y + " " + 0);
* }
*
* if (point3.Z >= 0)
* {
* obj.AddVertex(point3.X + " " + point3.Y + " " + point3.Z);
* }
* else
* {
* obj.AddVertex(point3.X + " " + point3.Y + " " + 0);
* }
*
*
* obj.AddFace(i + " " + (i + 1) + " " + (i + 2));
* //obj.AddFace(index1 + " " + index2 + " " + index3);
*
* }
*/
c++;
}
ModelVisual3D v = new ModelVisual3D();
v.Content = obj.BuildModel();
parent.Children.Add(v);
}