Merge pull request #1400 from opentx/projectkk2glider/issue_1399

Fixes #1399 - Option to hide inv parameter effect in the channel monitor

radio/src/Makefile

@@ -278,6 +278,13 @@ MENUS_LOCK = NO
 # MASSSTORAGE: The TX will appear as a drive
 USB = JOYSTICK
 
+# Channel monitor display behaviour
+# Values = NO, YES
+# YES - hide the fact that channel is inverted in limits tab 
+#       and show inverted channel value with oposite sign
+# NO - normal behaviour, show real channel values
+CHANNELS_MONITOR_INV_HIDE = NO
+
 #------- END BUILD OPTIONS ---------------------------
 
 # Define programs and commands.
@@ -743,7 +750,11 @@ ifeq ($(PCB), TARANIS)
     CPPSRC += haptic.cpp
     CPPSRC += targets/taranis/haptic_driver.cpp
   endif
-  
+
+  ifeq ($(CHANNELS_MONITOR_INV_HIDE), YES)
+    CPPDEFS += -DCHANNELS_MONITOR_INV_HIDE
+  endif
+
 endif
 
 CC      = $(TRGT)gcc

radio/src/gui/view_channels.cpp

@@ -75,6 +75,11 @@ void menuChannelsView(uint8_t event)
       int32_t val = channelOutputs[ch];
       uint8_t ofs = (col ? 0 : 1);
 
+#if defined(CHANNELS_MONITOR_INV_HIDE)
+      //if channel output is inverted, show it with oposite sign
+      if (g_model.limitData[ch].revert) val = -val;
+#endif
+
       // Channel name if present, number if not
       uint8_t lenLabel = ZLEN(g_model.limitData[ch].name);
       if (lenLabel > 4) {