[vtkusers] Re: problem with fitting image into viewport

[Goodwin Lawlor]

Thomas Lambertz wrote:
> Hi Goodwin,
> 
> thx for your answer. The link is unfortuantly one of the ones i based my 
> code on. They used a vtkActor which seemes to work fine.
> 
> I am still not sure wether it has to do with vtkActor2D or the 
> vtkImageMapper i used - or better the way i used them. The bug is 
> certanly in my code.
> Any suggestions ?
> 
> Kind regards,
> Tom
> 

Hi Tom,

You need to set the renWin to the same size as the image...

int dims[3];
connector->GetOutput()->GetDimensions(dims);
renWin->SetSize(dims[0],dims[1]);

the parallel scale should be set to half the y image dimension:

ren2->GetActiveCamera()->SetParallelScale(dims[1]/2);

hth

Goodwin