[vtkusers] Surface rendering in VTK

[Mathieu Malaterre]

This typically looks like you should be using ITK instead of VTK:

	http://itk.org

Mathieu

安 继业 wrote:
> Hello, I am a newbie of VTK. Here I have some questions about surface 
> rendering.
> 
> I have some DICOM images from a CT study. I want to visualize them with 
> surface rendering technique. I am interested in the surfaces of the body 
> and some inside organs, and the body should be displayed in 
> semi-transparent mode in order to make the inside organs visible. Can 
> anyone give me some suggestions about how to do this with VTK? Do I need 
> to mark the contour of the body and organs in each slice manually? Are 
> there some similar samples?
> 
> Another requirement is that, I'd like to display two or more studies in 
> one window for comparison. After that, I will pick some interested 
> points from the volume using mouse. The coordinates of the picking point 
> is wanted. The final purpose is to calculate the shift vector of the 3D 
> point pair from two studies, these two points stands for the same 
> physical part of human body or organ. To ensure the shift vector make 
> sense, the coorndinates of the two volumes must be exactly the same.
> 
> Now I can read files of DICOM format and get the original gray value 
> matrices of each slice. But I wonder how to visualize the multiple 
> surfaces from these slieces and how to retrieve the coordinates of the 
> picking points from the two volumes.
> 
> Any suggestion will be appreciated. Thand you in advance.
> 
> Jiye An
> 
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