[vtkusers] Re versing Color

Fri Jan 22 11:39:17 EST 2010

Wierd problem with page editor!

David, I have managed to add the content but the problem is, all '#' are
converted to '1' and the formatting has also changed
.

See the screenshot

I copied the code from python editor, I even tried from MSWord

Jothy

On Fri, Jan 22, 2010 at 4:00 PM, David Doria
<daviddoria+vtk at gmail.com<daviddoria%2Bvtk at gmail.com>
> wrote:

>
> On Fri, Jan 22, 2010 at 10:53 AM, KS Jothybasu <jothybasu at gmail.com>wrote:
>
>> Sure by the way I had converter 2 of the c++ examples to python how to add
>> that to wiki?
>>
>> Slowly ,down the line I will convert all the c++ to python!
>>
>> Thanks
>>
>> Jothy
>>
>>
>> On Fri, Jan 22, 2010 at 3:46 PM, David Doria <daviddoria+vtk at gmail.com<daviddoria%2Bvtk at gmail.com>
>> > wrote:
>>
>>> On Fri, Jan 22, 2010 at 10:42 AM, circass <circass at gmail.com> wrote:
>>>
>>>>
>>>> I Gonna try to implement that to my code.
>>>> Thanx,
>>>> Circass
>>>>
>>>>
>>>> KS Jothybasu wrote:
>>>> >
>>>> > In vtkLookupTable. Are you using vtkLookupTable if not here is a part
>>>> of
>>>> > the
>>>> > code which might help you.
>>>> >
>>>> > * # Create a greyscale lookup table
>>>> >     table = vtk.vtkLookupTable()
>>>> >     table.SetRange(grayscale) # image intensity range
>>>> >     table.SetValueRange(1,0) # from black to white
>>>> >     table.SetSaturationRange(0.0, 0.0) # no color saturation
>>>> >     table.SetRampToSCurve()
>>>> >     table.SetNumberOfTableValues(402)
>>>> >     table.Build()
>>>> >
>>>> >     # Map the image through the lookup table
>>>> >     color = vtk.vtkImageMapToColors()
>>>> >     color.SetLookupTable(table)
>>>> >     color.SetInputConnection(reslice.GetOutputPort())
>>>> >
>>>> >     # Display the image
>>>> >     actor = vtk.vtkImageActor()
>>>> >     actor.SetInput(color.GetOutput())
>>>> > *
>>>> > Jothy
>>>> >
>>>> > On Fri, Jan 22, 2010 at 3:36 PM, circass <circass at gmail.com> wrote:
>>>> >
>>>> >>
>>>> >> Where should i use that function ?
>>>> >> is there a specific filter or what ?
>>>> >>
>>>> >> Thanx
>>>> >> Circass
>>>> >>
>>>> >>
>>>> >> KS Jothybasu wrote:
>>>> >> >
>>>> >> > Could you please try SetValueRange(1,0).
>>>> >> >
>>>> >> > Regards
>>>> >> >
>>>> >> > Jothy
>>>> >> >
>>>> >> > On Fri, Jan 22, 2010 at 2:06 PM, circass <circass at gmail.com>
>>>> wrote:
>>>> >> >
>>>> >> >>
>>>> >> >> I think Alessandro understood me wrong, so i m trying to explain
>>>> what
>>>> >> i
>>>> >> >> want
>>>> >> >> more clearly.
>>>> >> >>
>>>> >> >> I have dicom files that i read with itk and vtk.
>>>> >> >>
>>>> >> >> my images are already greyscale, i want to change the blacks with
>>>> >> whites
>>>> >> >> and
>>>> >> >> vice versa.
>>>> >> >>
>>>> >> >> Thanx.
>>>> >> >> Circass
>>>> >> >> --
>>>> >> >> View this message in context:
>>>> >> >> http://old.nabble.com/Reversing-Color-tp27272638p27273652.html
>>>> >> >> Sent from the VTK - Users mailing list archive at Nabble.com.
>>>> >> >>
>>>> >> >> _______________________________________________
>>>> >> >> Powered by www.kitware.com
>>>> >> >>
>>>> >> >> Visit other Kitware open-source projects at
>>>> >> >> http://www.kitware.com/opensource/opensource.html
>>>> >> >>
>>>> >> >> Please keep messages on-topic and check the VTK FAQ at:
>>>> >> >> http://www.vtk.org/Wiki/VTK_FAQ
>>>> >> >>
>>>> >> >> Follow this link to subscribe/unsubscribe:
>>>> >> >> http://www.vtk.org/mailman/listinfo/vtkusers
>>>> >> >>
>>>> >> >
>>>> >> > _______________________________________________
>>>> >> > Powered by www.kitware.com
>>>> >> >
>>>> >> > Visit other Kitware open-source projects at
>>>> >> > http://www.kitware.com/opensource/opensource.html
>>>> >> >
>>>> >> > Please keep messages on-topic and check the VTK FAQ at:
>>>> >> > http://www.vtk.org/Wiki/VTK_FAQ
>>>> >> >
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>>>> >> >
>>>> >> >
>>>> >>
>>>> >> --
>>>> >> View this message in context:
>>>> >> http://old.nabble.com/Reversing-Color-tp27272638p27275052.html
>>>> >> Sent from the VTK - Users mailing list archive at Nabble.com.
>>>> >>
>>>> >> _______________________________________________
>>>> >> Powered by www.kitware.com
>>>> >>
>>>> >> Visit other Kitware open-source projects at
>>>> >> http://www.kitware.com/opensource/opensource.html
>>>> >>
>>>> >> Please keep messages on-topic and check the VTK FAQ at:
>>>> >> http://www.vtk.org/Wiki/VTK_FAQ
>>>> >>
>>>> >> Follow this link to subscribe/unsubscribe:
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>>>> >>
>>>> >
>>>> > _______________________________________________
>>>> > Powered by www.kitware.com
>>>> >
>>>> > Visit other Kitware open-source projects at
>>>> > http://www.kitware.com/opensource/opensource.html
>>>> >
>>>> > Please keep messages on-topic and check the VTK FAQ at:
>>>> > http://www.vtk.org/Wiki/VTK_FAQ
>>>> >
>>>> > Follow this link to subscribe/unsubscribe:
>>>>
>>>>
>>> Jothy,
>>>
>>> I don't see an example about vtkImageMapToColors on the wiki. Care to add
>>> one :) ?
>>>
>>> Thanks,
>>>
>>> David
>>>
>>>
>>>
> Great, thanks! You'll need to do the following:
>
> 1) Create a login/user for the wiki (maybe you have already done this?)
> 2) Click [edit] in the section you want to add something to
> 3) Create a new page and a link to the new page by adding:
> * [[VTK/Examples/NewPageName | What you want to display as the link]]
> 4) when you save these changes, there will now be a red link. When you
> click this link, it immediately brings you to the "edit" page of the new
> page
> 5) add the content and save it
> 6) the link automatically turns blue (so it now goes to the "page" page
> instead of the "edit" page)
>
> Let me know if you have any problems - if you do, lets modify this set of
> instructions so it is followable by a new wiki contributor and I'll add it
> as a "how to contribute" section. Also, let me know when you do the first
> one and I'll check it out for style, etc.
>
> Thanks,
>
> David
>
> _______________________________________________
> Powered by www.kitware.com
>
> Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
>
> Please keep messages on-topic and check the VTK FAQ at:
> http://www.vtk.org/Wiki/VTK_FAQ
>
> Follow this link to subscribe/unsubscribe:
> http://www.vtk.org/mailman/listinfo/vtkusers
>
>
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