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<DIV><FONT face="Bookman Old Style">Hi,</FONT></DIV>
<DIV><FONT face="Bookman Old Style"></FONT> </DIV>
<DIV><FONT face="Bookman Old Style">I build a pipeline as:</FONT></DIV>
<DIV><FONT face="Bookman Old Style"></FONT> </DIV>
<DIV><FONT face="Bookman Old Style"> vtkPiecewiseFunction *tfun =
vtkPiecewiseFunction::New();<BR> vtkColorTransferFunction *ctfun =
vtkColorTransferFunction::New();<BR> vtkVolumeRayCastCompositeFunction
*compositeFunction =
vtkVolumeRayCastCompositeFunction::New();<BR> vtkVolumeRayCastMapper
*volumeMapper = vtkVolumeRayCastMapper::New();<BR> vtkVolumeProperty
*volumeProperty = vtkVolumeProperty::New();<BR> vtkVolume *volume =
vtkVolume::New();<BR></FONT></DIV>
<DIV><FONT face="Bookman Old Style"></FONT> </DIV>
<DIV><FONT
face="Bookman Old Style"> volumeMapper->SetInput(threeDImage);//threeDImage
point to a
vtkImageData<BR> volumeMapper->SetVolumeRayCastFunction(compositeFunction);<BR></FONT><FONT
face="Bookman Old Style"> volumeProperty->SetColor(ctfun);<BR> volumeProperty->SetScalarOpacity(tfun);<BR> </DIV>
<DIV> volume->SetMapper(volumeMapper);<BR> volume->SetProperty(volumeProperty);</DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV>However, when I change the threeDImage, e.g changing it from
256x256x48 to 512x512x180, the pipeline cannot visualize correctly.
It seem that only part of 512x512x180 image can be visualized.</DIV>
<DIV> </DIV>
<DIV>Thanks!</DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV>Regards,</DIV>
<DIV> </DIV>
<DIV>Yixun Liu</FONT></DIV>
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