/// <summary>
/// Attach the internal Interactor to the RenderWindow
/// </summary>
protected void AttachInteractor()
{
if (_isInteractorAttached)
{
return;
}
try
{
_renderWindow.SetInteractor(_renderWindowInteractor);
_isInteractorAttached = true;
}
catch (Exception e)
{
log.ErrorException("AttachInteractor()", e);
}
}
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();
}
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();
}
public void CreateViewport(Grid Window)
{
WindowsFormsHost VTK_Window = new WindowsFormsHost(); // Create Windows Forms Host for VTK Window
RenWinControl = new RenderWindowControl(); // Initialize VTK Renderer Window Control
// Clear input Window and add new host
Window.Children.Clear();
Window.Children.Add(VTK_Window);
VTK_Window.Child = RenWinControl;
// Create Render Window
renderWindow = RenWinControl.RenderWindow;
// Initialize Interactor
Inter = vtkRenderWindowInteractor.New();
Inter.LeftButtonPressEvt += new vtkObject.vtkObjectEventHandler(SelectPointClick);
Inter.RightButtonPressEvt += new vtkObject.vtkObjectEventHandler(UnselectPointClick);
renderWindow.SetInteractor(Inter);
Inter.Initialize();
InterStyleTrack = vtkInteractorStyleTrackballCamera.New();
//Inter.SetInteractorStyle(InterStyleTrack);
InterStylePick = vtkInteractorStyleRubberBandPick.New();
Inter.SetInteractorStyle(InterStylePick);
// Initialize View
Viewport = renderWindow.GetRenderers().GetFirstRenderer();
Viewport.RemoveAllViewProps();
CreateViewportBorder(Viewport, new double[3] {
128.0, 128.0, 128.0
});
// Set default background color
Viewport.GradientBackgroundOn();
Viewport.SetBackground(163.0 / 255.0, 163.0 / 255.0, 163.0 / 255.0);
Viewport.SetBackground2(45.0 / 255.0, 85.0 / 255.0, 125.0 / 255.0);
// Other properties
Viewport.GetActiveCamera().ParallelProjectionOn();
// Initialize Selection objects
AppendFaces = vtkAppendPolyData.New();
Faces = vtkPolyData.New();
SelectionMode = false;
SelectionSize = 0.1;
SelectionPoints = vtkPoints.New();
SelectionActor = vtkActor.New();
SelectionPolyData = vtkPolyData.New();
SelectionPolyData.SetPoints(SelectionPoints);
SelectionSphere = vtkSphereSource.New();
SelectionSphere.SetPhiResolution(12);
SelectionSphere.SetThetaResolution(12);
SelectionSphere.SetRadius(SelectionSize);
SelectionGlyph = vtkGlyph3D.New();
SelectionGlyph.SetInput(SelectionPolyData);
SelectionGlyph.SetSourceConnection(SelectionSphere.GetOutputPort());
SelectionMapper = vtkPolyDataMapper.New();
SelectionMapper.SetInputConnection(SelectionGlyph.GetOutputPort());
SelectionActor.SetMapper(SelectionMapper);
SelectionActor.GetProperty().SetColor(1, 1, 1);
SelectionActor.VisibilityOn();
Viewport.AddActor(SelectionActor);
// Create new Properties and Objects
CreateColorMap();
CreateScalarBar();
CreateAxes();
CreateSlider();
CreateClipPlane();
}
private void renderWindowControl1_Load(object sender, EventArgs e)
{
vtkRenderWindow renWin = renderWindowControl1.RenderWindow;
_render = renderWindowControl1.RenderWindow.GetRenderers().GetFirstRenderer();
//_render.SetBackground(1, 1, 1);
_render.SetBackground(1.0, 1.0, 1.0); // 设置页面底部颜色值
_render.SetBackground2(0.529, 0.8078, 0.92157); // 设置页面顶部颜色值
_render.SetGradientBackground(true); // 开启渐变色背景设置
double axesScale = 1;
// 初始化vtk窗口
vtkAxesActor axes = vtkAxesActor.New();
axes.GetXAxisCaptionActor2D().GetCaptionTextProperty().SetColor(1, 0, 0); //修改X字体颜色为红色
axes.GetYAxisCaptionActor2D().GetCaptionTextProperty().SetColor(0, 2, 0); //修改Y字体颜色为绿色
axes.GetZAxisCaptionActor2D().GetCaptionTextProperty().SetColor(0, 0, 3); //修改Z字体颜色为蓝色
axes.SetConeRadius(0.3);
axes.SetConeResolution(20);
//axes->SetTotalLength(10, 10, 10); //修改坐标尺寸
vtkAxesActor axes1 = vtkAxesActor.New();
axes1.GetXAxisCaptionActor2D().GetCaptionTextProperty().SetColor(1, 0, 0); //修改X字体颜色为红色
axes1.GetYAxisCaptionActor2D().GetCaptionTextProperty().SetColor(0, 2, 0); //修改Y字体颜色为绿色
axes1.GetZAxisCaptionActor2D().GetCaptionTextProperty().SetColor(0, 0, 3); //修改Z字体颜色为蓝色
axes1.SetConeRadius(0.03);
axes1.AxisLabelsOff();
axes1.GetXAxisCaptionActor2D().GetCaptionTextProperty().SetFontSize(1);
//axes1.SetConeRadius(0.3);
axes1.SetConeResolution(20);
_render.AddActor(axes1);
vtkRenderWindowInteractor interactor = vtkRenderWindowInteractor.New();
interactor.SetRenderWindow(renWin);
vtkInteractorStyleTrackballCamera style = vtkInteractorStyleTrackballCamera.New();
interactor.SetInteractorStyle(style);
renWin.SetInteractor(interactor);
interactor.Initialize();
vtkCamera aCamera = vtkCamera.New();
aCamera.SetViewUp(0, 0, 1); //设视角位置
aCamera.SetPosition(0, -3 * axesScale, 0); //设观察对象位
aCamera.SetFocalPoint(0, 0, 0); //设焦点
aCamera.ComputeViewPlaneNormal(); //自动
_render.SetActiveCamera(aCamera);
_render.ResetCamera();
renWin.Render();
widget1 = vtkOrientationMarkerWidget.New();
widget1.SetOutlineColor(0.9300, 0.5700, 0.1300);
widget1.SetOrientationMarker(axes);
widget1.SetInteractor(interactor);
widget1.SetViewport(0.0, 0.0, 0.25, 0.25);
widget1.SetEnabled(1);
widget1.InteractiveOff();
//_render.AddViewProp(FrustumCone.genActor(new CompontData()));
}
