--- a/Doxyfile	Tue Oct 05 12:16:50 2021 +0200
+++ b/Doxyfile	Tue Oct 05 12:19:19 2021 +0200
@@ -748,7 +748,7 @@
 # spaces.
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = ./src
+INPUT                  = ./src/cx
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses