Create TexturedSphere.java

Former-commit-id: 8e3c35df

src/Java/Texture/TexturedSphere.java

+import vtk.vtkActor;
+import vtk.vtkNamedColors;
+import vtk.vtkNativeLibrary;
+import vtk.vtkPolyDataMapper;
+import vtk.vtkRenderWindow;
+import vtk.vtkRenderWindowInteractor;
+import vtk.vtkRenderer;
+import vtk.vtkTexturedSphereSource;
+import vtk.vtkImageReader2Factory;
+import vtk.vtkTexture;
+import vtk.vtkImageReader2;
+import vtk.vtkTransformTextureCoords;
+
+public class TexturedSphere 
+{
+  // -----------------------------------------------------------------
+  // 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 args[]) 
+  {
+    //parse command line arguments
+    if (args.length < 2) 
+    {
+      System.err.println("Usage: java -classpath ... Filename(.png) translate e.g earthTexture.png 0 ");
+      return;
+    }
+    double translate[] = new double[3];
+    String inputFilename = args[0];
+    
+    if (args.length > 2)
+    {
+    	translate[0] = Double.parseDouble(args[1]);
+    }
+    else 
+    {
+    	translate[0] = 0.0;
+    }
+    translate[1] = 0.0;
+    translate[2] = 0.0;
+    
+    System.out.print(translate[0] + " " + translate[1] + " " + translate[2] + "\n");
+    
+    vtkNamedColors colors = new vtkNamedColors();
+
+    double Bgcolor[] = new double[4];
+
+    colors.GetColor("SteelBlue", Bgcolor);
+    
+    // Create a sphere with texture coordinates
+    vtkTexturedSphereSource source = new vtkTexturedSphereSource();
+    source.SetPhiResolution(40);
+    source.SetThetaResolution(40);
+
+    // Read texture file
+    vtkImageReader2Factory readerFactory = new vtkImageReader2Factory();
+    vtkImageReader2 imageReader = new vtkImageReader2();
+    imageReader = readerFactory.CreateImageReader2(inputFilename);
+    imageReader.SetFileName(inputFilename);
+    
+    // Create texture
+    vtkTexture texture = new vtkTexture();
+    texture.SetInputConnection(imageReader.GetOutputPort());
+
+    vtkTransformTextureCoords transformTexture = new vtkTransformTextureCoords();
+    transformTexture.SetInputConnection(source.GetOutputPort());
+    transformTexture.SetPosition(translate);
+
+    vtkPolyDataMapper mapper = new vtkPolyDataMapper();
+    mapper.SetInputConnection(transformTexture.GetOutputPort());
+    
+    vtkActor actor = new vtkActor();
+    actor.SetMapper(mapper);
+    actor.SetTexture(texture);
+
+    // 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);
+    
+    // Visualize
+    ren.AddActor(actor);
+	
+    ren.SetBackground(Bgcolor);
+    
+    renWin.SetSize(300, 300);
+    renWin.Render();
+    
+    iren.Initialize();
+    iren.Start();
+  }
+}