manual: add definition of ImageJ coordinate system

Author: dlegland

doc/MorphoLibJ-manual/MorphoLibJ-manual.lyx

@@ -853,6 +853,56 @@ Images usually refer to data obtained on some physical sample.
 
  pixel) and a spacing (the width and the height of the pixel).
 
+\end_layout
+
+\begin_layout Standard
+\begin_inset Float figure
+placement document
+alignment document
+wide false
+sideways false
+status open
+
+\begin_layout Plain Layout
+
+\end_layout
+
+\begin_layout Plain Layout
+\align center
+\begin_inset Graphics
+	filename images/definitions/ImageJ_coordinate_system.png
+	width 60text%
+
+\end_inset
+
+
+\end_layout
+
+\begin_layout Plain Layout
+\begin_inset Caption Standard
+
+\begin_layout Plain Layout
+\begin_inset CommandInset label
+LatexCommand label
+name "fig:ImageJ-coordinate-system."
+
+\end_inset
+
+ImageJ coordinate system.
+\end_layout
+
+\end_inset
+
+
+\end_layout
+
+\begin_layout Plain Layout
+
+\end_layout
+
+\end_inset
+
+
 \end_layout
 
 \begin_layout Standard
@@ -874,8 +924,22 @@ Several software consider the pixel centers to be located on the grid vertices,
 \begin_inset Formula $(1,1)$
 \end_inset
 
-.
- 
+ (see Figure
+\begin_inset space ~
+\end_inset
+
+
+\begin_inset CommandInset ref
+LatexCommand ref
+reference "fig:ImageJ-coordinate-system."
+plural "false"
+caps "false"
+noprefix "false"
+nolink "false"
+
+\end_inset
+
+).
 \end_layout
 
 \begin_layout Standard
@@ -897,6 +961,13 @@ nolink "false"
 ).
 \end_layout
 
+\begin_layout Standard
+\begin_inset Newpage newpage
+\end_inset
+
+
+\end_layout
+
 \begin_layout Section
 Digital connectivity
 \end_layout