[vtkusers] Rendering non-unsigned char data

Madhusudhanan Balasubramanian madhu_lsu at yahoo.com
Mon Oct 6 08:50:18 EDT 2008


Thanks Jean for pointing out, that was useful.

Madhu.


--- On Mon, 10/6/08, Jean Favre <jfavre at cscs.ch> wrote:

> From: Jean Favre <jfavre at cscs.ch>
> Subject: Re: [vtkusers] Rendering non-unsigned char data
> To: madhu_lsu at yahoo.com
> Cc: vtkusers at vtk.org
> Date: Monday, October 6, 2008, 2:19 AM
> Madhusudhanan Balasubramanian wrote:
> > Hi,
> >
> > Does VTK support rendering (volume) data other than
> unsigned char, mainly float, double, etc.?
> >
> >   
> A simple look at the manual pages would have given you the
> answer
> without having to ask the mailing list.
> 
> vtkVolumeTextureMapper3D
> <http://www.vtk.org/doc/nightly/html/classvtkVolumeTextureMapper3D.html>
> renders a volume using 3D texture mapping. This class is
> actually an
> abstract superclass - with all the actual work done by
> vtkOpenGLVolumeTextureMapper3D
> <http://www.vtk.org/doc/nightly/html/classvtkOpenGLVolumeTextureMapper3D.html>.
> 
> This mappers currently supports:
> 
>     * any data type as input
> 
> vtkFixedPointVolumeRayCastMapper
> <http://www.vtk.org/doc/nightly/html/classvtkFixedPointVolumeRayCastMapper.html>
> 
> is a software ray caster for rendering volumes in
> vtkImageData
> <http://www.vtk.org/doc/nightly/html/classvtkImageData.html>.
> It works
> with all input data types
> 
> a vtkFixedPointVolumeRayCastMapper
> <http://www.vtk.org/doc/nightly/html/classvtkFixedPointVolumeRayCastMapper.html>
> can be used:
> 
>     * if the data is not unsigned char or unsigned short


      



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