Outline
vtk-examples/Java/PolyData/Outline
Description¶
This example shows how to draw the outline of the dataset.
Question
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Code¶
Outline.java
import vtk.vtkActor;
import vtk.vtkNamedColors;
import vtk.vtkSphereSource;
import vtk.vtkOutlineFilter;
import vtk.vtkNativeLibrary;
import vtk.vtkPolyDataMapper;
import vtk.vtkRenderWindow;
import vtk.vtkRenderWindowInteractor;
import vtk.vtkRenderer;
public class Outline
{
// -----------------------------------------------------------------
// Load VTK library and print which library was not properly loaded
static
{
if (!vtkNativeLibrary.LoadAllNativeLibraries())
{
for (vtkNativeLibrary lib : vtkNativeLibrary.values())
{
if (!lib.IsLoaded())
{
System.out.println(lib.GetLibraryName() + " not loaded");
}
}
}
vtkNativeLibrary.DisableOutputWindow(null);
}
// -----------------------------------------------------------------
public static void main(String s[])
{
vtkNamedColors Color = new vtkNamedColors();
//For Actor Color
double ActorColor[] = new double[4];
//For Outline Actor Color
double OutlineActorColor[] = new double[4];
//Renderer Background Color
double BgColor[] = new double[4];
//Change Color Name to Use your own Color for Change Actor Color
Color.GetColor("LightCoral",ActorColor);
//Change Color Name to Use your own Color for Change Outline Actor Color
Color.GetColor("Black",OutlineActorColor);
//Change Color Name to Use your own Color for Renderer Background
Color.GetColor("Cornsilk",BgColor);
//Create a Sphere
vtkSphereSource Sphere = new vtkSphereSource();
Sphere.SetCenter(0.0,0.0,0.0);
Sphere.SetRadius(5.0);
Sphere.Update();
//Change Phi and Theta Value for Smooth Surface
Sphere.SetPhiResolution(20);
Sphere.SetThetaResolution(20);
//Create a Mapper and Actor for Sphere
vtkPolyDataMapper Mapper = new vtkPolyDataMapper();
Mapper.SetInputConnection(Sphere.GetOutputPort());
vtkActor Actor = new vtkActor();
Actor.SetMapper(Mapper);
Actor.GetProperty().SetColor(ActorColor);
// Create the outline
vtkOutlineFilter OutLiner = new vtkOutlineFilter();
OutLiner.SetInputConnection(Sphere.GetOutputPort());
vtkPolyDataMapper OutlineMapper = new vtkPolyDataMapper();
OutlineMapper.SetInputConnection(OutLiner.GetOutputPort());
vtkActor OutlineActor = new vtkActor();
OutlineActor.SetMapper(OutlineMapper);
OutlineActor.GetProperty().SetColor(OutlineActorColor);
// Create the renderer, render window and interactor.
vtkRenderer ren = new vtkRenderer();
vtkRenderWindow renWin = new vtkRenderWindow();
renWin.AddRenderer(ren);
vtkRenderWindowInteractor iren = new vtkRenderWindowInteractor();
iren.SetRenderWindow(renWin);
// Visualise the arrow
ren.AddActor(Actor);
ren.AddActor(OutlineActor);
ren.SetBackground(BgColor);
ren.GetActiveCamera().Azimuth(40);
ren.GetActiveCamera().Elevation(30);
ren.ResetCamera();
ren.ResetCameraClippingRange();
renWin.SetSize(300,300);
renWin.Render();
iren.Initialize();
iren.Start();
}
}