[vtkusers] vtkFixedPointVolumeRayCastMapper - Space between Planes

[Lisa Avila]

Hello David,

There are no "planes" in the vtkFixedPointVolumeRayCastMapper - but there 
is a SampleDistance (which you should set to about 1/2 the average spacing 
between samples).

Lisa


At 08:48 PM 8/8/2005, David Christen wrote:
>How can I change the gap between the planes that 
>vtkFixedPointVolumeRayCastMapper creates?
>
>In my Data (vtkImageData) the spacing is usually around 0.032 mm.
>
>The resolution in x and y direction is okay, but in z-direction the 
>resolution is very poor. Only about 3 planes are computed.
>
>AutoAdjustSampleDistancesOn() seems to affect only the resolution in x and 
>y direction.
>
>I can't find the appropriate function. It should be easy to do, because 
>the output is perfect when I set the spacing of my data to 1.0
>
>thank you in advance
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