From 12ff64742a5016a23043f657434ad9576d938231 Mon Sep 17 00:00:00 2001
From: kochebina <42149373+kochebina@users.noreply.github.com>
Date: Wed, 20 Dec 2023 14:09:08 +0100
Subject: [PATCH] Update digitizer_and_detector_modeling.rst

---
 docs/digitizer_and_detector_modeling.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/digitizer_and_detector_modeling.rst b/docs/digitizer_and_detector_modeling.rst
index e516accc2..1f46ed2b3 100644
--- a/docs/digitizer_and_detector_modeling.rst
+++ b/docs/digitizer_and_detector_modeling.rst
@@ -79,6 +79,10 @@ It manages several functionalities needed for imaging applications (see Figure b
    :alt: Figure 0: Digitizer Manager
    :name: DigitizerMgr 
 
+.. figure:: DigitizerClasses.jpeg
+   :alt: Figure 1: Class diagram for Gate Digitizer Unit. Inherited Geant4 classes are represent by blue color. Messenger Classes are presented in grey.
+   :name: Class diagram for Gate Digitizer Unit. Inherited Geant4 classes are represent by blue color. Messenger Classes are presented in grey.
+
 It also manages *GateDigiCollections* created in a simulation, output flags for writing down for Singles and Coincidences, different collections of Singles Digitizers, Coincidence Sorters, Coincidence Digitizers (to be added) and Waveform generators (to be added). 
 
 It also runs all Singles Digitizers, Coincidence Sorters, Coincidence Digitizers and Waveform generators.