SYNC: Files modified on wiki.

Author: lorensen

Cxx/PolyData/LinearExtrusion.cxx

@@ -1,18 +1,22 @@
 #include <vtkSmartPointer.h>
 #include <vtkVectorText.h>
-#include <vtkPolyDataMapper.h>
-#include <vtkActor.h>
 #include <vtkLinearExtrusionFilter.h>
-#include <vtkXMLPolyDataWriter.h>
 #include <vtkTriangleFilter.h>
 
+#include <vtkDataSetMapper.h>
+#include <vtkActor.h>
+#include <vtkProperty.h>
+#include <vtkCamera.h>
+#include <vtkRenderWindow.h>
+#include <vtkRenderer.h>
+#include <vtkRenderWindowInteractor.h>
+
 int main(int, char *[])
 {
   // Create vector text
   vtkSmartPointer<vtkVectorText> vecText = 
     vtkSmartPointer<vtkVectorText>::New();
   vecText->SetText("Text!");
-  vecText->Update();
 
   // Apply linear extrusion 
   vtkSmartPointer<vtkLinearExtrusionFilter> extrude = 
@@ -21,20 +25,44 @@ int main(int, char *[])
   extrude->SetExtrusionTypeToNormalExtrusion();
   extrude->SetVector(0, 0, 1 );
   extrude->SetScaleFactor (0.5);
-  extrude->Update();
 
   vtkSmartPointer<vtkTriangleFilter> triangleFilter =
     vtkSmartPointer<vtkTriangleFilter>::New();
   triangleFilter->SetInputConnection(extrude->GetOutputPort());
-  triangleFilter->Update();
 
-  // write an STL file
-  std::string outputFilename = "extruded.vtp";
-  vtkSmartPointer<vtkXMLPolyDataWriter> writer = 
-    vtkSmartPointer<vtkXMLPolyDataWriter>::New();
-  writer->SetFileName(outputFilename.c_str());
-  writer->SetInputConnection(triangleFilter->GetOutputPort());
-  writer->Write();
+  vtkSmartPointer<vtkDataSetMapper> mapper = 
+    vtkSmartPointer<vtkDataSetMapper>::New();
+  mapper->SetInputConnection(triangleFilter->GetOutputPort());
+
+  vtkSmartPointer<vtkActor> actor = 
+    vtkSmartPointer<vtkActor>::New();
+  actor->SetMapper(mapper);
+  actor->GetProperty()->SetColor(0.8900, 0.8100, 0.3400);
+    
+  vtkSmartPointer<vtkRenderWindow> renderWindow = 
+    vtkSmartPointer<vtkRenderWindow>::New();
+  
+  vtkSmartPointer<vtkRenderer> renderer = 
+    vtkSmartPointer<vtkRenderer>::New();
+  renderer->SetBackground(.4, .5, .7);
+
+  renderWindow->AddRenderer(renderer);
+
+  renderer->AddActor(actor);
+  
+  renderer->ResetCamera();
+    // Generate an interesting view
+  renderer->ResetCamera();
+  renderer->GetActiveCamera()->Azimuth(30);
+  renderer->GetActiveCamera()->Elevation(30);
+  renderer->GetActiveCamera()->Dolly(1.0);
+  renderer->ResetCameraClippingRange();
+
+  vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = 
+    vtkSmartPointer<vtkRenderWindowInteractor>::New();
+  renderWindowInteractor->SetRenderWindow(renderWindow);
+  renderWindow->Render();
+  renderWindowInteractor->Start();
 
   return EXIT_SUCCESS;
 }