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<BODY><P>I'm graduated student from South Korea.<BR>While looking for the data for vtk, I found this page.<BR>Can I have a question?<BR>I have just started vtk for my project.<BR>In vtk, there are four kinds of mesh simplication and now I'm trying to do it.</P>
<P>This is the simple source from book.</P>
<P> </P>
<P>void main()<BR>{<BR> vtkPolyDataReader *part = vtkPolyDataReader::New();<BR> part ->SetFileName("C:/VTK/vtkdata/Data/fran_cut.vtk");<BR> <BR> vtkDecimatePro *deci = vtkDecimatePro::New();<BR> deci -> SetInputConnection (part-> GetOutputPort());<BR> deci -> SetTargetReduction( 0.9);<BR> deci -> PreserveTopologyOn();</P>
<P> vtkPolyDataNormals *normals =vtkPolyDataNormals::New();<BR> normals-> SetInputConnection(part -> GetOutputPort());<BR> normals -> FlipNormalsOn();</P>
<P> </P>
<P> vtkPolyDataMapper *partMapper = vtkPolyDataMapper::New();<BR> partMapper -> SetInputConnection(normals -> GetOutputPort());</P>
<P> <BR> vtkActor *partActor = vtkActor::New();<BR> partActor -> SetMapper(partMapper);<BR> partActor -> GetProperty() -> SetColor(1.0,0.49,0.25);</P>
<P> vtkRenderer *ren1 = vtkRenderer::New();<BR> vtkRenderWindow *renWin = vtkRenderWindow::New();<BR> renWin -> AddRenderer (ren1);<BR> vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();<BR> iren -> SetRenderWindow(renWin);</P>
<P> ren1 -> AddActor( partActor);<BR> ren1 -> SetBackground (1 ,1, 1);<BR> renWin -> SetSize (800, 800);</P>
<P> renWin -> Render();</P>
<P> </P>
<P> vtkCamera *cam1 = vtkCamera::New();<BR> cam1 -> SetClippingRange (0.0475572, 2.37786);<BR> cam1 -> SetFocalPoint (0.052665, -0.129454 ,-0.0573973);<BR> cam1 -> SetPosition (0.327637, -0.116299, -0.256418);<BR> cam1 -> SetViewUp (-0.0225386, 0.999137, 0.034901);<BR> ren1 -> SetActiveCamera(cam1);</P>
<P> iren -> Initialize();</P>
<P> iren->Start();</P>
<P> <BR>}</P>
<P><BR>I tried many things, but I couldn't get decimated image.<BR>Just, I could get Original Image.<BR>What is the problem??<BR>Please answer me.</P>
<P>Have a Nice day!</P>
<P> </P>
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