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Hi dear<div><br></div><div>i think that optical physics is on by default in Vgate 9. you can test it by runing optical example.<br><br><br><a href="https://overview.mail.yahoo.com/?.src=iOS">Sent from Yahoo Mail for iPhone</a><br><br><p class="yahoo-quoted-begin" style="font-size: 15px; color: #715FFA; padding-top: 15px; margin-top: 0">On Friday, March 26, 2021, 00:19, Theodoros Christodoulou <theodoros.christodoulou@outlook.com> wrote:</p><blockquote class="iosymail"><div id="yiv2788027016">

 
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Hi,
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<div>I am using the vGATE 9.0.  I want to switch on the optical physics and as far as I understood from the manual the
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<div>GATE_USE_OPTICAL variable is OFF by default (<a rel="nofollow noopener noreferrer" target="_blank" href="https://opengate.readthedocs.io/en/latest/generating_and_tracking_optical_photons.html" id="yiv2788027016LPlnk">https://opengate.readthedocs.io/en/latest/generating_and_tracking_optical_photons.html</a> section
 5.1). Is there an easy option to switch it on from the virtual machine environment of GATE?
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<div>Best</div>
<div>Theo</div>
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</div>_______________________________________________<br>Gate-users mailing list<br><a ymailto="mailto:Gate-users@lists.opengatecollaboration.org" href="mailto:Gate-users@lists.opengatecollaboration.org">Gate-users@lists.opengatecollaboration.org</a><br><a href="http://lists.opengatecollaboration.org/mailman/listinfo/gate-users" target="_blank">http://lists.opengatecollaboration.org/mailman/listinfo/gate-users</a><blockquote></blockquote></blockquote></div>
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