[Paraview] Fwd: Problems in rendering when raw image is resized

[Thomas Oliveira]

Dear Utkarsh,

The solution you provided for the 2nd problem worked.
Regarding the 1st problem, it has disappeared when I upgraded from 4.1.0 to
4.3.1.

Thank you again,
Thomas Oliveira

On Sat, May 30, 2015 at 2:51 PM, Utkarsh Ayachit <
utkarsh.ayachit at kitware.com> wrote:

> I am not entirely sure what 1 is. However, for 2, try changing the "Scalar
> Opacity Unit Distance" from the "Properties" panel. ParaView will set it to
> a value based on the data spacing after the first "Apply". If you change
> the spacing after that, you can use the "Reset using current data values"
> button next the option on the "Properties" panel to recompute using the
> current data values.
>
> Utkarsh
>
> On Tue, May 26, 2015 at 7:29 AM Thomas Oliveira <thomas.oliveira at gmail.com>
> wrote:
>
>> Hi,
>>
>> I have two problems that happen when setting the size of the voxels of a
>> raw image.
>> Do you have any idea about it, please?
>>
>> 1) When I import a 3D raw image, if I set the data spacing, i.e., the
>> size of each voxel, to 1,1,1, I can correctly visualize and rotate the
>> image. However, if I set the voxel size to the values I need
>> (5.549E-6,5.549E-6,5.549E-6), the image is rendered as if clipped when
>> turned to certain angles (please see picture thisShouldBeCuboid.png
>> attached).
>>
>> 2) Another problem for the same image is that, if the data spacing is set
>> to 1,1,1, I get a certain contrast between grey and white (size1.png). If
>> it it set to 0.1,0.1,0.1, the grey color becomes whiter (size01.png).
>> Finally, when it is set to the correct small size, it is completely white.
>>
>> Thank you for your help,
>>
>> Thomas Oliveira
>>
>>
>>
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