[vtkusers] How to change data through Actor

[Bill Chivas]

Hi Rakesh Patil

did you try this out?



2010/4/6 Bill Chivas <noo134 at googlemail.com>

> Try this:
>
> pts->Modified();
> vtkRenderWindow->Render();
>
>
> Bill
>
>
> 2010/4/6 Rakesh Patil <rakeshthp at in.com>
>
>
>> Hi Darshan,
>>
>> That i have done.. But how do i set the updated data to the actor..??
>>
>> I mean, for example, I get the Unstructured grid from the actor as
>> follows:
>>
>> vtkUnstructuredGrid *grid = vtkUnstructuredGrid::SafeCast(
>> actor->GetMapper()->GetInput() );
>>
>> vtkPoints *pts = grid->GetPoints();
>>
>> // Assign new values to pts
>>
>> Next how do I connect this pts to actor "actor" so that the actor clears
>> the old display and renders new display..??
>>
>> I mean after i set pts to grid, how do i set this grid to actor..? I tried
>> doing this...
>>
>> actor->GetMapper()->GetInput()->ShallowCopy(grid);
>> actor->Modified();
>>
>> But i found no change.. It is showing same old display..
>>
>> Any suggestions..??
>>
>> Thanks
>>
>> Regards
>> Rakesh Patil
>>
>>
>>
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