<div dir="ltr"><div><div><div><div><div><div>Hi all, <br><br></div>I'm facing problems importing a voxelized source into my simulation. My code below is very close to the code in the Gate Users' Manual V8.0, page 146. <br><br># Inserting Voxelized Source<br>/gate/source/addSource                                                                     thyroid_Phantom voxel<br>/gate/source/thyroid_Phantom/reader/insert                                                     image<br>/gate/source/thyroid_Phantom/imageReader/translator/insert                     linear<br>/gate/source/thyroid_Phantom/imageReader/linearTranslator/setScale      2 Bq<br>/gate/source/thyroid_Phantom/imageReader/readFile ./data/thyroidPhantom/metaimage2.mhd<br>/gate/source/thyroid_Phantom/imageReader/verbose                                               1<br><br>/gate/source/thyroid_Phantom/gps/centre 0. 35. 0. mm<br><br>/gate/source/voxel/gps/particle                            gamma<br>/gate/source/voxel/gps/energytype                                Mono<br>/gate/source/voxel/gps/monoenergy                                 140.5 keV<br>/gate/source/voxel/gps/angtype                                       iso<br>/gate/source/voxel/gps/mintheta                 0. deg<br>/gate/source/voxel/gps/maxtheta                            90. deg<br>/gate/source/voxel/gps/minphi                  0. deg<br>/gate/source/voxel/gps/maxphi                   360. deg<br>/gate/source/voxel/gps/confine                                        NULL<br>/gate/source/voxel/setForcedUnstableFlag          true<br>/gate/source/voxel/setForcedHalfLife                  21636 s<br><br></div>Where metaimage2.mhd is a binary mask of a thyroid scan. (0 background, 1 thyroid). <br><br></div>Despite this, I'm getting very strange visualization results from the simulation: <br><div><img src="cid:ii_k36e7w8l0" alt="image.png" width="541" height="306"><br></div>Strangely, the source doesn't move when I change the <i>
/gate/source/thyroid_Phantom/gps/centre</i> coordinates. I'm a bit at a loss of how to solve this problem. <br><br></div>Has anyone had similar experiences with this? Is it a GATE issue, or is this more likely something that would originate from a faulty .mhd file formatting? <br><br></div>Thank you! <br><br></div>Chris<br><div><div><div><div><br></div></div></div></div></div>