[vtkusers] Question on Image Background transparency

[Dženan Zukić]

Can you send a screenshot?

2011/6/3 rakesh patil <prakeshofficial at gmail.com>

> Thanks Dzenan.. That really helped me.. But when I use the magnification,
> it produces black line on the output image.. for example if i set
> magnification to 2, then it shows black line forming x and y axis.. If the
> magnification is set to 3, then the no of lines increases to two both
> horizontally and vertically. How can i eliminate these lines..?? Any
> idea..??
>
> Thanks again
>
>
> 2011/5/5 Dženan Zukić <dzenanz at gmail.com>
>
>> Does this example<http://www.vtk.org/Wiki/VTK/Examples/Cxx/Utilities/Screenshot>help?
>>
>> On Mon, Apr 18, 2011 at 07:51, rakesh patil <prakeshofficial at gmail.com>wrote:
>>
>>> Hi David,
>>>
>>> Not exactly!! Check the link below
>>>
>>>
>>> http://www.wired.com/wiredscience/2009/08/sea-floor-sunday-52-florida-bathymetry-kmz-file/
>>>
>>> I need something like the one shown in this image. This is just a sample
>>> image I got it googled. The banded contour I get it in my application. And I
>>> need to port that image on google earth. Now in my application background
>>> color is white in color, And when i capture the image from my application,
>>> it will come with white backgroud. And after portin it to google earth,
>>> white patch will be formed and the land part wont be visible. Thus, I need
>>> to make the background of the captured image transparent.
>>>
>>> Is there any way to do it..??
>>>
>>> Thanks in advance
>>> On Fri, Apr 15, 2011 at 4:59 PM, David Doria <daviddoria at gmail.com>wrote:
>>>
>>>>   On Fri, Apr 15, 2011 at 2:00 AM, rakesh patil <
>>>> prakeshofficial at gmail.com> wrote:
>>>>
>>>>> Hello,
>>>>>
>>>>>
>>>>> Well, isnt there any method to make the background of an image
>>>>> transparent.?? Whatever exists as white color on the renderer, should be
>>>>> trasparent. Because, the output of my application should be an image which
>>>>> can be ported onto the Google Earth. Now on google earth it wont look good
>>>>> with white background stuff. So i need to make that background transparent.
>>>>> How is it possible..??
>>>>>
>>>>> Thanks
>>>>>
>>>>>
>>>>> Regards
>>>>> Rakesh Patil
>>>>>
>>>>
>>>> Like this? http://www.vtk.org/Wiki/VTK/Examples/Cxx/Images/Transparency
>>>>
>>>> David
>>>>
>>>
>>>
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>
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