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ããããããSystem loadLibrary( vtkFilteringJava ); ããããããSystem loadLibrary( vtkIOJava ); ããããããSystem loadLibrary( vtkImagingJava ); ããããããSystem loadLibrary( vtkGraphicsJava ); ããããããSystem loadLibrary( vtkRenderingJava ); ããããã}ããããã// now the main programãããããpublic static void main (String []args) { ãããããã// ãããããã// Next we create an instance of vtkConeSource and set some of itsãããããã// properties The instance of vtkConeSource cone is part of aãããããã// visualization pipeline (it is a source process object); it produces dataãããããã// (output type is vtkPolyData) which other filters may process ãããããã//ããããããvtkConeSource cone = new vtkConeSource();ããããããcone SetHeight( );ããããããcone SetRadius( );ããããããcone SetResolution( );ãããããã // ãããããã// In this example we terminate the pipeline with a mapper process object ãããããã// (Intermediate filters such as vtkShrinkPolyData could be inserted inãããããã// beeen the source and the mapper )ãWe create an instance ofãããããã// vtkPolyDataMapper to map the polygonal data into graphics primitives Weãããããã// connect the output of the cone souece to the input of this mapper ãããããã//ããããããvtkPolyDataMapper coneMapper = new vtkPolyDataMapper();ããããããconeMapper SetInput( cone GetOutput() );ãããããã// ãããããã// Create an actor to represent the cone The actor orchestrates renderingãããããã// of the mapper s graphics primitives An actor also refers to propertiesãããããã// via a vtkProperty instance and includes an internal transformationãããããã// matrix We set this actor s mapper to be coneMapper which we createdãããããã// above ãããããã//ããããããvtkActor coneActor = new vtkActor();ããããããconeActor SetMapper( coneMapper );ãããããã//ãããããã// Create the Renderer and assign actors to it A renderer is like aãããããã// viewport It is part or all of a window on the screen and it isãããããã// responsible for drawing the actors it has ãWe also set the backgroundãããããã// color hereãããããã//ããããããvtkRenderer ren = new vtkRenderer();ããããããren AddActor( coneActor );ããããããren SetBackground( );ãããããã//ãããããã// Finally we create the render window which will show up on the screenãããããã// We put our renderer into the render window using AddRenderer We alsoãããããã// set the size to be pixels by ãããããã//ããããããvtkRenderWindow renWin = new vtkRenderWindow();ããããããrenWin AddRenderer( ren );ããããããrenWin SetSize( );ãããããã//ãããããã// now we loop over degreeees and render the cone each timeãããããã//ããããããint i;ããããããfor (i = ; i < ; ++i)ããããããã{ ããããããã// render the imageãããããããrenWin Render();ããããããã// rotate the active camera by one degreeãããããããren GetActiveCamera() Azimuth( );ããããããã}ãããããã} ãã} lishixinzhi/Article/program/Java/JSP//