[Rtk-users] geometryReader->GetOutputObject() number of input files

[Marc Vila Oliva]

On Mon, 2013-06-10 at 18:34 +0200, Marc Vila Oliva wrote:
> Hello Laura, 
> 
> I was checking your geometry file (geometry.xml) and it seems fine for
> me, according to your prior description. 
> 
> 15 projections along 360°
> 
> You have the first projections at 0°, then the 2nd at 24° and so on. 
> 
> What were you expecting?

Sorry, I forgot to add that I got 15 projections when I read the
geometry file in the backprojector...

> 
> Cheers, 
> Marc
> 
> On Mon, 2013-06-10 at 18:25 +0200, Laura Trubuil wrote:
> > Hi Simon, 
> > What I am referring to is not really an example sorry. 
> > I am referring to the directory applications/rtkbackprojections. Using
> > the rtksimulatedgeometry.exe and then the rtkbackprojections.exe
> > (giving them the right parameters -o output.mha  -p ... etc), I
> > perform reconstruction.
> > 
> > I am studying the rtkbackprojections.cxx file in debug mode. I wanted
> > to know exactly what was generated by the
> > geometryReader->GetOutputObject() 
> > in the line      
> > bp->SetGeometry( geometryReader->GetOutputObject() );
> > 
> > So I typed :
> > rtk::BackProjectionImageFilter<OutputImageType,
> > OutputImageType>::GeometryPointer geometryreaderOutputObject =
> > geometryReader->GetOutputObject();
> > 
> > and looked inside my geometryreaderOutputObject.
> > 
> > You can find attached my geometry.xml file.
> > 
> > Regards,
> > 
> > Laura
> > 
> > 
> > Le 10/06/2013 18:11, Simon Rit a écrit :
> > 
> > > Hi Laura,
> > > Can you be a bit more specific on which example you are referring to?
> > > You seem to be using the geometry reader, maybe you could provide the
> > > geometry xml file.
> > > Thanks,
> > > Simon
> > > 
> > > On Mon, Jun 10, 2013 at 5:44 PM, Laura Trubuil
> > > <laura.trubuil at mail.medecom.fr> wrote:
> > > > Dear RTK users,
> > > > I am studiying the rtkbackprojections application example. While looking at
> > > > it in debug mode, I found something I cannot explain.
> > > > The data I study, generated by geometryReader->GetOutputObject(), should
> > > > tell me I have 15 projections.
> > > > The gantry angle should be between 0 and 360°, and each step 24°.
> > > > But,  if I look at the object generated, the gantry angle starts at 0, then
> > > > goes until the 14th projection to 360°... And then do it again from the 15th
> > > > to 29th. I finally have 2 series of projections (30 instead of 15). Why?
> > > > 
> > > > Regards,
> > > > 
> > > > Laura
> > > > 
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