[vtkusers] vtkTexture::SetInput(ImageData*) method not found

[James Kyle]

Excellent, worked like a charm.
On Oct 23, 2007, at 11:57 AM, David Gobbi wrote:

> Hi Kyle,
>
> You'll have to include the vtkImageData.h header file.
>
> Without this header file, the compiler doesn't know that
> vtkImageData is a subclass of vtkDataObject.
>
> That code comment in vtkTexture is out-of-date, I'll
> remove it.
>
>   - David
>
>
> On 10/23/07, James Kyle <krunk7 at gmail.com> wrote:
>> I am attempting to use a png image as a sphere texture. However, I'm
>> getting the following compile time error (source block at end of  
>> post):
>>
>>> VTKViewController.mm:108: error: no matching function for call to
>>> 'vtkTexture::SetInput(vtkImageData*)'
>>> /usr/local/VTK/include/vtk-5.0/vtkImageAlgorithm.h:59: note:
>>> candidates are: void vtkImageAlgorithm::SetInput(vtkDataObject*)
>>> /usr/local/VTK/include/vtk-5.0/vtkImageAlgorithm.h:60:
>>> note:                 void vtkImageAlgorithm::SetInput(int,
>>> vtkDataObject*)
>>
>> I referred to the online documentation and the method is listed as
>> valid (from the online header):
>>
>>> 00154: void SetInput( vtkImageData *input );
>>> 00155: vtkImageData *GetInput();
>>
>> I then looked at my local vtkTexture.h file in /usr/local/VTK/ 
>> include/
>> vtk-5.0/vtkTexture.h and the same code block area and see:
>>
>>> //BTX
>>>   // Description:
>>>   // This process object accepts image data as input.
>>>   vtkImageData *GetInput();
>>> //ETX
>>
>> A quick search of the header confirms that no vtkTexture::SetInput
>> (ImageData*) exists in my local header. From the path above, you can
>> see I have the latest release of vtk. . . am I missing something
>> obvious?
>>
>> ===code snippet below===
>>
>>>    vtkActor *tSphereActor = vtkActor::New();
>>>   tSphereActor->SetMapper(pSphereMapper);
>>>
>>>   vtkTexture *sphereTexture = vtkTexture::New();
>>>   vtkPNGReader *pngReader = vtkPNGReader::New();
>>>   pngReader->SetFileName("./Sphere.png");
>>>   sphereTexture->SetInput(pngReader->GetOutput());
>>>   sphereTexture->InterpolateOn();
>>>   tSphereActor->SetTexture(sphereTexture);
>>>   sphereActor->Delete();
>>>
>>
>> Many thanks,
>>
>> James Kyle
>>
>>
>>
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