Glyph2D
vtk-examples/Java/Filtering/Glyph2D
Description¶
Copy a 2D glyph to every point in the input set. We use a hexagon for the demo.
Question
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Code¶
Glyph2D.java
import vtk.vtkNativeLibrary;
import vtk.vtkRenderWindowInteractor;
import vtk.vtkNamedColors;
import vtk.vtkRenderWindow;
import vtk.vtkRenderer;
import vtk.vtkPolyDataMapper;
import vtk.vtkActor;
import vtk.vtkPoints;
import vtk.vtkPolyData;
import vtk.vtkGlyph2D;
import vtk.vtkInteractorStyleImage;
import vtk.vtkRegularPolygonSource;
public class Glyph2D
{
// -----------------------------------------------------------------
// 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 Renderer Background Color
double BgColor[] = new double[4];
//Change Color Name to Use your own Color for Renderer Background
Color.GetColor("IndianRed",BgColor);
vtkPoints Points = new vtkPoints();
Points.InsertNextPoint(0, 0, 0);
Points.InsertNextPoint(1, 1, 0);
Points.InsertNextPoint(2, 2, 0);
vtkPolyData PolyData = new vtkPolyData();
PolyData.SetPoints(Points);
vtkRegularPolygonSource PolygonSource = new vtkRegularPolygonSource();
vtkGlyph2D Glyph2D = new vtkGlyph2D();
Glyph2D.SetSourceConnection(PolygonSource.GetOutputPort());
Glyph2D.SetInputData(PolyData);
Glyph2D.Update();
vtkPolyDataMapper Mapper = new vtkPolyDataMapper();
Mapper.SetInputConnection(Glyph2D.GetOutputPort());
Mapper.Update();
vtkActor Actor = new vtkActor();
Actor.SetMapper(Mapper);
// 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
ren.AddActor(Actor);
vtkInteractorStyleImage Style = new vtkInteractorStyleImage();
iren.SetInteractorStyle(Style);
ren.SetBackground(BgColor);
ren.ResetCamera();
renWin.SetSize(300,300);
renWin.Render();
iren.Initialize();
iren.Start();
}
}