diff --git a/doc/cahier_des_charges/main.lof b/doc/cahier_des_charges/main.lof
new file mode 100644
index 0000000..20fc942
--- /dev/null
+++ b/doc/cahier_des_charges/main.lof
@@ -0,0 +1,7 @@
+\babel@toc {french}{}
+\contentsline {figure}{\numberline {1}{\ignorespaces Modèle du domaine}}{5}{figure.1}% 
+\contentsline {figure}{\numberline {2}{\ignorespaces Diagramme de cas d'utilisation}}{9}{figure.2}% 
+\contentsline {figure}{\numberline {3}{\ignorespaces Diagramme de Gantt général - Tableau des tâches}}{16}{figure.3}% 
+\contentsline {figure}{\numberline {4}{\ignorespaces Diagramme de Gantt général - Affichage sur le temps}}{17}{figure.4}% 
+\contentsline {figure}{\numberline {5}{\ignorespaces Diagramme de Gantt itération 1 - Tableau des tâches}}{18}{figure.5}% 
+\contentsline {figure}{\numberline {6}{\ignorespaces Diagramme de Gantt itération 1 - Affichage sur le temps}}{19}{figure.6}% 
diff --git a/doc/diagrammes/classes.pu b/doc/diagrammes/classes.pu
new file mode 100644
index 0000000..d29ed7d
--- /dev/null
+++ b/doc/diagrammes/classes.pu
@@ -0,0 +1,53 @@
+@startuml
+
+' avoid problems with angled crows feet
+skinparam linetype ortho
+
+class "Nuage" as n {
+
+}
+
+class "Point" as p {
+    x : number
+    y : number
+    z : number
+
+}
+
+class "ColorRepresentation" as cr {
+
+}
+
+class "RGB" as rgb {
+    r : number
+    g : number
+    b : number
+}
+
+class "HSI" as hsi {
+    h : number
+    s : number
+    i : number
+}
+
+class "CIEL" as ciel {
+    a : number
+    b : number
+}
+
+rgb --|> cr
+hsi --|> cr
+ciel --|> cr
+
+
+class "Preprocessor" as pp {
+    equalizeHisogram()
+}
+
+
+p "1" --- "1" cr
+n "1" --- "1..*" p
+n --- pp
+
+
+@enduml
\ No newline at end of file
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