public void Write(StlFile file, Stream stream, bool asAscii)
{
if (asAscii)
{
WriteAscii(file, stream);
}
else
{
WriteBinary(file, stream);
}
}
/// <summary>
/// Построение сетки
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Button1_Click(object sender, EventArgs e)
{
toolStripStatusLabel1.Text = @"Выполняется построение модели...";
toolStripProgressBar1.Value = 0;
Refresh();
float pw = Convert.ToSingle(_layers[0].Dicom.PixelSpacingValue[0], CultureInfo.InvariantCulture.NumberFormat);
float ph = Convert.ToSingle(_layers[0].Dicom.PixelSpacingValue[1], CultureInfo.InvariantCulture.NumberFormat);
Volume volume = new Volume(_layers, pw, ph);
var depth = _layers[0].Dicom.pixelDepth;
var space = _layers[0].Dicom.pixeSpace;
var t = MCCube.getTriangles(volume);
int koeff = 18;
for (int k = 0; k < t.Count - 2; k += 3)
{
var trg = new MyTriangle(t[k], t[k + 1], t[k + 2]);
Vertex vrt1 = new Vertex(t[k].X * koeff, t[k].Z * koeff * (-1), t[k].Y * koeff);
Vertex vrt2 = new Vertex(t[k + 1].X * koeff, t[k + 1].Z * koeff * (-1), t[k + 1].Y * koeff);
Vertex vrt3 = new Vertex(t[k + 2].X * koeff, t[k + 2].Z * koeff * (-1), t[k + 2].Y * koeff);
var trg2 = new MyTriangle(vrt1, vrt2, vrt3);
_triangles.Add(trg2);
}
SystemSounds.Beep.Play();
MessageBox.Show("Done!!!");
toolStripStatusLabel1.Text = @"Реконструкция 3D модели позвонка завершена. Число треугольников:" + _triangles.Count.ToString();
Stream myStream = new FileStream(@"Stl\Vertebras\st1\L1.stl", FileMode.Create);
StlFile stl = new StlFile
{
SolidName = "my",
Triangles = _triangles
};
stl.Save(myStream, true);
myStream.Close();
btn_render_start.Enabled = true;
btn_render_stop.Enabled = true;
сохранитьToolStripMenuItem.Enabled = true;
button2.Enabled = true;
Refresh();
}
private void WriteAscii(StlFile file, Stream stream)
{
var writer = new StreamWriter(stream);
writer.WriteLine(string.Format("solid {0}", file.SolidName));
foreach (var triangle in file.Triangles)
{
writer.WriteLine(string.Format(" facet normal {0}", NormalToString(triangle.Normal)));
writer.WriteLine(" outer loop");
writer.WriteLine(string.Format(" vertex {0}", VertexToString(triangle.Vertex1)));
writer.WriteLine(string.Format(" vertex {0}", VertexToString(triangle.Vertex2)));
writer.WriteLine(string.Format(" vertex {0}", VertexToString(triangle.Vertex3)));
writer.WriteLine(" endloop");
writer.WriteLine(" endfacet");
}
writer.WriteLine(string.Format("endsolid {0}", file.SolidName));
writer.Flush();
}
/// <summary>
/// Сохранение файлов
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void СохранитьToolStripMenuItem_Click(object sender, EventArgs e)
{
renderTimer.Stop();
saveFileDialog1 = new SaveFileDialog
{
Filter = @"Stl Files (*.stl)|*.stl|Mesh Files (*.mesh)|*.mesh|GMesh Files (*.msh)|*.msh",
FilterIndex = 1,
RestoreDirectory = true
};
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
Stream myStream = saveFileDialog1.OpenFile();
switch (saveFileDialog1.FilterIndex)
{
case 1:
StlFile stl = new StlFile
{
SolidName = "my",
Triangles = _triangles
};
stl.Save(myStream, false);
break;
case 2:
//MeshWriter(new StreamWriter(myStream));
break;
case 3:
//GMeshWriter(new StreamWriter(myStream));
break;
}
myStream.Close();
System.Media.SystemSounds.Beep.Play();
MessageBox.Show(@"Файл сохранен!");
}
}
private void WriteBinary(StlFile file, Stream stream)
{
var writer = new BinaryWriter(stream);
// write header
var header = new byte[80]; // can be a garbage value
writer.Write(header);
// write vertex count
writer.Write((uint)file.Triangles.Count);
// write triangles
foreach (var triangle in file.Triangles)
{
writer.Write(triangle.Normal.X);
writer.Write(triangle.Normal.Y);
writer.Write(triangle.Normal.Z);
writer.Write(triangle.Vertex1.X);
writer.Write(triangle.Vertex1.Y);
writer.Write(triangle.Vertex1.Z);
writer.Write(triangle.Vertex2.X);
writer.Write(triangle.Vertex2.Y);
writer.Write(triangle.Vertex2.Z);
writer.Write(triangle.Vertex3.X);
writer.Write(triangle.Vertex3.Y);
writer.Write(triangle.Vertex3.Z);
writer.Write((ushort)0); // garbage value
}
writer.Flush();
}
