public void AddCylinderEdgeToActors(byte[] bgColor, ref vtkActorCollection actors)
{
vtkProperty pp = vtkProperty.New();
pp.SetOpacity(0.7);
pp.SetColor(bgColor[0], bgColor[1], bgColor[2]);
pp.SetLineWidth(5);
pp.SetLighting(false);
vtkRegularPolygonSource circle = vtkRegularPolygonSource.New();
circle.GeneratePolygonOn();
circle.SetNumberOfSides(50);
circle.SetRadius(radius);
circle.SetCenter(0, 0, 0);
vtkPolyDataMapper mappper = vtkPolyDataMapper.New();
mappper.SetInputConnection(circle.GetOutputPort());
vtkActor actor = vtkActor.New();
actor.SetProperty(pp);
actor.SetMapper(mappper);
actors.AddItem(actor);
actor.SetProperty(pp);
actors.AddItem(actor);
vtkLineSource ls = vtkLineSource.New();
ls.SetPoint1(0, 0, 0);
ls.SetPoint2(0, 0, height);
vtkTubeFilter tf = vtkTubeFilter.New();
tf.SetInputConnection(ls.GetOutputPort());
tf.SetRadius(radius);
tf.SetNumberOfSides(100);
tf.CappingOff();
vtkPolyDataMapper dm = vtkPolyDataMapper.New();
dm.SetInputConnection(tf.GetOutputPort());
vtkActor a2 = vtkActor.New();
a2.SetMapper(dm);
a2.SetProperty(pp);
pp.SetOpacity(0.5);
actor.SetProperty(pp);
actors.AddItem(a2);
}
private void RegularPolygon()
{
// Create a pentagon
vtkRegularPolygonSource polygonSource = vtkRegularPolygonSource.New();
//polygonSource.GeneratePolygonOff();
polygonSource.SetNumberOfSides(5);
polygonSource.SetRadius(5);
polygonSource.SetCenter(0, 0, 0);
//polygonSource.Update(); // not necessary
vtkPolyDataMapper mapper = vtkPolyDataMapper.New();
mapper.SetInputConnection(polygonSource.GetOutputPort());
vtkActor actor = vtkActor.New();
actor.GetProperty().SetLineWidth(4);
actor.SetMapper(mapper);
RenderAddActor(actor);
}
private void RegularPolygon()
{
// Create a pentagon
vtkRegularPolygonSource polygonSource = vtkRegularPolygonSource.New();
//polygonSource.GeneratePolygonOff();
polygonSource.SetNumberOfSides(5);
polygonSource.SetRadius(5);
polygonSource.SetCenter(0, 0, 0);
//polygonSource.Update(); // not necessary
vtkPolyDataMapper mapper = vtkPolyDataMapper.New();
mapper.SetInputConnection(polygonSource.GetOutputPort());
vtkActor actor = vtkActor.New();
actor.GetProperty().SetLineWidth(4);
actor.SetMapper(mapper);
vtkRenderWindow renderWindow = renderWindowControl1.RenderWindow;
vtkRenderer renderer = renderWindow.GetRenderers().GetFirstRenderer();
renderer.SetBackground(0.2, 0.3, 0.4);
renderer.AddActor(actor);
}
private void Triangulate()
{
vtkRegularPolygonSource polygonSource = vtkRegularPolygonSource.New();
polygonSource.Update();
vtkTriangleFilter triangleFilter = vtkTriangleFilter.New();
#if VTK_MAJOR_VERSION_5
triangleFilter.SetInputConnection(polygonSource.GetOutputPort());
#else
triangleFilter.SetInputData(polygonSource);
#endif
triangleFilter.Update();
vtkPolyDataMapper inputMapper = vtkPolyDataMapper.New();
#if VTK_MAJOR_VERSION_5
inputMapper.SetInputConnection(polygonSource.GetOutputPort());
#else
inputMapper.SetInputData(polygonSource);
#endif
vtkActor inputActor = vtkActor.New();
inputActor.SetMapper(inputMapper);
inputActor.GetProperty().SetRepresentationToWireframe();
vtkPolyDataMapper triangleMapper = vtkPolyDataMapper.New();
#if VTK_MAJOR_VERSION_5
triangleMapper.SetInputConnection(triangleFilter.GetOutputPort());
#else
triangleMapper.SetInputData(triangleFilter);
#endif
vtkActor triangleActor = vtkActor.New();
triangleActor.SetMapper(triangleMapper);
triangleActor.GetProperty().SetRepresentationToWireframe();
vtkRenderWindow renderWindow = renderWindowControl1.RenderWindow;
this.Size = new System.Drawing.Size(612, 352);
// Define viewport ranges
// (xmin, ymin, xmax, ymax)
double[] leftViewport = new double[] { 0.0, 0.0, 0.5, 1.0 };
double[] rightViewport = new double[] { 0.5, 0.0, 1.0, 1.0 };
// Setup both renderers
vtkRenderer leftRenderer = vtkRenderer.New();
renderWindow.AddRenderer(leftRenderer);
leftRenderer.SetViewport(leftViewport[0], leftViewport[1], leftViewport[2], leftViewport[3]);
leftRenderer.SetBackground(.6, .5, .4);
vtkRenderer rightRenderer = vtkRenderer.New();
renderWindow.AddRenderer(rightRenderer);
rightRenderer.SetViewport(rightViewport[0], rightViewport[1], rightViewport[2], rightViewport[3]);
rightRenderer.SetBackground(.4, .5, .6);
// Add the sphere to the left and the cube to the right
leftRenderer.AddActor(inputActor);
rightRenderer.AddActor(triangleActor);
leftRenderer.ResetCamera();
rightRenderer.ResetCamera();
renderWindow.Render();
}