public void Dispose()
{
if (actor != null)
{
actor.Dispose();
_polyDataMapper.Dispose();
reader.Dispose();
}
}
public void RemoveMe()
{
if (actor != null)
{
_renderer.RemoveActor(actor);
if (reader != null)
{
reader.Dispose();
}
PolyData.Dispose();
_polyDataMapper.Dispose();
actor.Dispose();
}
actor = null;
}
public static void ShowPolydata(string airwayPath)
{
if (!File.Exists(airwayPath))
{
MessageBox.Show("文件不存在！");
return;
}
vtkRenderWindow renWin = vtkRenderWindow.New();
renWin.SetSize(600, 600);
vtkRenderWindowInteractor iren = new vtkRenderWindowInteractor();
renWin.SetInteractor(iren);
vtkInteractorStyleTrackballCamera interactorStyle = new vtkInteractorStyleTrackballCamera();
iren.SetInteractorStyle(interactorStyle);
vtkRenderer renderer = vtkRenderer.New();
renderer.GradientBackgroundOn();
renderer.SetBackground(0, 0, 0);
renderer.SetBackground2(0, 0, 1);
renWin.AddRenderer(renderer);
vtkXMLPolyDataReader reader = new vtkXMLPolyDataReader();
reader.SetFileName(airwayPath);
reader.Update();
vtkPolyDataMapper mapper = vtkPolyDataMapper.New();
mapper.ScalarVisibilityOff();
mapper.SetInput(reader.GetOutput());
reader.Dispose();
vtkActor actor = new vtkActor();
actor.SetMapper(mapper);
renderer.AddActor(actor);
renWin.Render();
}
internal static vtkPolyData ReadPolyData(this string vtpFileName)
{
if (string.IsNullOrEmpty(vtpFileName))
{
throw new Exception("Empty filename is given.");
}
if (!File.Exists(vtpFileName))
{
throw new FileNotFoundException(string.Format("{0} not found", vtpFileName), vtpFileName);
}
//File.ReadAllBytes(vtpFileName);
if (vtpFileName.EndsWith(".vtp"))
{
vtkXMLPolyDataReader reader = vtkXMLPolyDataReader.New();
reader.SetFileName(vtpFileName);
reader.Update();
vtkPolyData polyData = reader.GetOutput();
reader.Dispose();
return(polyData);
}
else if (vtpFileName.EndsWith(".stl"))
{
return(VTKUtil.ReadSTLPolyData(vtpFileName));
}
else
{
vtkXMLPolyDataReader reader = vtkXMLPolyDataReader.New();
reader.SetFileName(vtpFileName);
reader.Update();
vtkPolyData polyData = reader.GetOutput();
reader.Dispose();
return(polyData);
//throw new Exception(string.Format("Unknown file type = " + vtpFileName));
}
}
public static void ShowPolydata(string airwayPath, string lesionPath)
{
vtkAppendPolyData appendPolydata = new vtkAppendPolyData();
if (File.Exists(airwayPath))
{
vtkXMLPolyDataReader reader = new vtkXMLPolyDataReader();
reader.SetFileName(airwayPath);
reader.Update();
appendPolydata.AddInput(reader.GetOutput());
reader.Dispose();
}
else
{
MessageBox.Show("airwayPath : " + airwayPath + "文件不存在！");
}
if (File.Exists(lesionPath))
{
vtkXMLPolyDataReader reader = new vtkXMLPolyDataReader();
reader.SetFileName(lesionPath);
reader.Update();
appendPolydata.AddInput(reader.GetOutput());
reader.Dispose();
}
else
{
MessageBox.Show("lesionPath : " + lesionPath + "文件不存在！");
}
vtkRenderWindow renWin = vtkRenderWindow.New();
renWin.SetSize(600, 600);
vtkRenderWindowInteractor iren = new vtkRenderWindowInteractor();
renWin.SetInteractor(iren);
vtkInteractorStyleTrackballCamera interactorStyle = new vtkInteractorStyleTrackballCamera();
iren.SetInteractorStyle(interactorStyle);
vtkRenderer renderer = vtkRenderer.New();
renderer.GradientBackgroundOn();
renderer.SetBackground(0, 0, 0);
renderer.SetBackground2(0, 0, 1);
renWin.AddRenderer(renderer);
vtkPolyDataMapper mapper = vtkPolyDataMapper.New();
mapper.ScalarVisibilityOff();
mapper.SetInput(appendPolydata.GetOutput());
vtkActor actor = new vtkActor();
actor.SetMapper(mapper);
renderer.AddActor(actor);
renderer.Render();
renderer.ResetCamera();
renWin.Render();
//Thread thread = new Thread(new ThreadStart(
// delegate
// {
// iren.Start();
// }));
//thread.Start();
}
