Docs for channel status indicators.

doc/3-pattern/README.md

@@ -38,15 +38,33 @@ clicking on a channel name mutes that channel.
 
 double-clicking or right-clicking it enables solo mode, in which only that channel will be audible.
 
-clicking the `++` at the top left corner of the pattern view cycles through three channel bar view modes:
-- **Compact**: shows only channel names.
-- **Expanded**: as shown above. adds buttons:
+clicking the `++` at the top left corner of the pattern view pops up a small dialog to set view modes:
+- **Effect columns/collapse**: as shown above. adds buttons:
   - **-**: collapse visible columns. changes to **+** when columns are hidden; click to expand them.
   - **<**: disables the last effect column and hides it. effects are not deleted...
   - **>**: adds an effects column. if one previously existed, its contents will be preserved.
 - **Pattern names**: displays pattern names (per channel). pattern names are also visible when hovering over a pattern in the order list.
-
-right-clicking the `++` toggles the visualizer, which is active only during playback.
+- **Channel group hints**: display indicators beneath the names of channels that function together in some way.
+- **Visualizer**: during playback, show visual effects depending on activity in each channel.
+  - also can be toggled by a right-click on the `++` button.
+- **Channel status**: a bar with icons that indicate activity in the channel.
+  - note status:
+    - ![note off](status-note-off.png) note off
+    - ![note on](status-note-on.png) note on
+    - ![note on, macro released](status-note-on-rel.png) note on, macro released
+    - ![note released](status-note-off-rel.png) note released
+  - pitch effect:
+    - ![no effect](status-pitch-none.png) no effect
+    - ![pitch up](status-pitch-up.png) pitch up
+    - ![pitch down](status-pitch-down.png) pitch down
+    - ![portamento](status-pitch-porta.png) portamento
+    - ![arpeggio](status-pitch-arpeg.png) arpeggio
+  - volume effect:
+    - ![no effect](status-volume-none.png) no effect
+    - ![volume up](status-volume-up.png) volume up
+    - ![volume down](status-volume-down.png) volume down
+    - ![tremolo](status-volume-tremolo.png) tremolo
+  - other icons depending on chip.
 
 to rename and/or hide channels, open [the Channels window](../8-advanced/channels.md) via the window menu.