Fix max-metar-age, bug #1076.

[flightgear.git] / docs-mini / README.protocol

diff --git a/docs-mini/README.protocol b/docs-mini/README.protocol
index 080c42bdaeb45a706c4e94b1a5223294d6e9dca0..80a7163c68f6119bc43c53885f75224b85a881c8 100644 (file)
--- a/docs-mini/README.protocol
+++ b/docs-mini/README.protocol
@@ -144,10 +144,13 @@ For input chunks there exist some more options:
   <max>         an optional upper limit for the input value to be clamped to. If
                 <min> equals <max> no limit is applied. (default: 0)
   <wrap>        instead of clamping to minimum and maximum limits, wrap values
-                around. (default: false)
+                around. Values will be in [min, max[ (default: false)
                 (Usefull for eg. heading selector to start again with 1 for
                 values higher than 360)
 
+<rel>, <min>, <max> and <wrap> are only used for numeric data types. <rel> can
+additionally be used with type 'bool', where it toggles the value, if the received
+value evaluates to 'true', otherwise the value is left unchanged.
 
 Chunks can also consist of a single constant <format>, like in:
   <format>Data Section</format>