[vtkusers] Missing texture file in vtkTexturedSphere example?

[Bill Lorensen]

Looks like the example is not working correctly. It is not producing
the image shown on the web page. I'll look into it.

On Sun, Oct 30, 2016 at 12:22 PM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
> Here is the texture for the example:
> https://github.com/lorensen/VTKWikiExamples/blob/master/Testing/Data/earth.ppm
>
>
> On Fri, Oct 28, 2016 at 6:26 PM, BBerco <bebe0705 at colorado.edu> wrote:
>> Hi all,
>>
>> I have been trying to map a 2D texture onto a spherical surface following
>> the tutorial on vtkTexturedSphere
>>
>> http://www.paraview.org/Wiki/VTK/Examples/Cxx/Texture/TexturedSphere
>>
>> Unfortunately, no information on the image used in this example (dimensions,
>> image pre-processing , not to mention the actual file) is provided to the
>> user. Applying the example code to an arbitrary rectangular image results in
>> an incorrect results, as if the texture image was wrapped multiple times
>> around the sphere.
>>
>> I'm thinking that the input file used in the example was probably applied
>> some sort of transform before being fed to vtk. I tried to use the SetScale
>> method in vtkTexturedSphere, to no avail (I honestly don't know which way to
>> look here).
>>
>> Any advice as to how I could get rid of the wrapping discrepancies using a
>> rectangular image such as  this one
>> <http://naturalearth.springercarto.com/ne3_data/8192/textures/2_no_clouds_8k.jpg>
>> ?
>>
>> Thanks!
>>
>> Ben
>>
>>
>>
>>
>>
>>
>>
>> --
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>
>
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