[Gate-users] CylindricalPET Hierarchy

[Peter Neilson]

Hey Xinjie, 

 4 layers is a limitation of GATE I believe. 

Thanks,
-Peter Neilson

> On Jun 16, 2020, at 12:46 PM, Xinjie Cao <xinjie.cao at stonybrook.edu> wrote:
> 
> Dear all,
> 
> In my recent simulation try, I noticed that in cylindricalPET hierarchic levels the layer (depth=5) level could only be applied up to 4 layers as the following,
> ```
> /gate/systems/cylindricalPET/crystal/attach   crystal
> /gate/systems/cylindricalPET/layer0/attach    LYSO
> /gate/systems/cylindricalPET/layer1/attach    LYSO1
> /gate/systems/cylindricalPET/layer2/attach    LYSO2
> /gate/systems/cylindricalPET/layer3/attach    LYSO3.
> ```
> When I tried to add the 5th layer, the GATE didn't recognize it as below,
> ```
> [G4-cerr] ***** COMMAND NOT FOUND </gate/systems/cylindricalPET/layer4/attach LYSO4> *****
> ```
> Is there any way to add more layers? Or is there any other way which could help realize depth of interaction function?
> 
> Also, did anyone have the issue with phantom format as the following error? Can anyone share some experience on this one?
> ```
> ', assuming default BIGENDIAN'LITTLEENDIAN
> ```
> Any answer will be highly appreciated! Thanks!
> 
> Best,
> Xinjie
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