From 34c6077b5c9a3ebcfc4bf096d4abd01990eb91a6 Mon Sep 17 00:00:00 2001
From: borisbstyle <dreambb1982@gmail.com>
Date: Fri, 8 May 2015 01:11:43 +0200
Subject: [PATCH] Yaw Expo Feature

---
 _locales/en/messages.json | 3 +++
 js/data_storage.js        | 3 ++-
 js/msp.js                 | 6 ++++++
 tabs/receiver.html        | 2 ++
 tabs/receiver.js          | 8 +++++++-
 5 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index 1ab89c02..c6d6c4aa 100755
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -624,6 +624,9 @@
     },
     "receiverRcExpo": {
         "message": "RC Expo"
+    },
+	"receiverRcYawExpo": {
+        "message": "RC Yaw Expo"
     },
     "receiverChannelMap": {
         "message": "Channel Map"
diff --git a/js/data_storage.js b/js/data_storage.js
index cf854511..bef75952 100755
--- a/js/data_storage.js
+++ b/js/data_storage.js
@@ -75,7 +75,8 @@ var RC_tuning = {
     dynamic_THR_PID: 0,
     throttle_MID:    0,
     throttle_EXPO:   0,
-    dynamic_THR_breakpoint: 0
+    dynamic_THR_breakpoint: 0,
+	RC_YAW_EXPO:         0
 };
 
 var AUX_CONFIG = [];
diff --git a/js/msp.js b/js/msp.js
index 55bc0ea2..0e50b920 100644
--- a/js/msp.js
+++ b/js/msp.js
@@ -309,6 +309,9 @@ var MSP = {
                 RC_tuning.throttle_EXPO = parseFloat((data.getUint8(offset++) / 100).toFixed(2));
                 if (semver.gte(CONFIG.apiVersion, "1.7.0")) {
                     RC_tuning.dynamic_THR_breakpoint = data.getUint16(offset++, 1);
+                }
+				if (semver.gte(CONFIG.apiVersion, "1.10.0")) {
+                    RC_tuning.RC_YAW_EXPO = parseFloat((data.getUint8(offset++) / 100).toFixed(2));
                 }
                 break;
             case MSP_codes.MSP_PID:
@@ -965,6 +968,9 @@ MSP.crunch = function (code) {
             if (semver.gte(CONFIG.apiVersion, "1.7.0")) {
                 buffer.push(lowByte(RC_tuning.dynamic_THR_breakpoint));
                 buffer.push(highByte(RC_tuning.dynamic_THR_breakpoint));
+            }
+			if (semver.gte(CONFIG.apiVersion, "1.10.0")) {
+                buffer.push(parseInt(RC_tuning.RC_YAW_EXPO * 100));
             }
             break;
         // Disabled, cleanflight does not use MSP_SET_BOX.
diff --git a/tabs/receiver.html b/tabs/receiver.html
index efb1e63a..b299451a 100644
--- a/tabs/receiver.html
+++ b/tabs/receiver.html
@@ -17,10 +17,12 @@
             <tr>
                 <th i18n="receiverRcRate"></th>
                 <th i18n="receiverRcExpo"></th>
+				<th i18n="receiverRcYawExpo"></th>
             </tr>
             <tr>
                 <td><input type="number" name="rate" step="0.01" min="0" max="2.5" /></td>
                 <td><input type="number" name="expo" step="0.01" min="0" max="1" /></td>
+				<td><input type="number" name="yaw_expo" step="0.01" min="0" max="1" /></td>
             </tr>
         </table>
         <div class="rssi_channel_wrapper">
diff --git a/tabs/receiver.js b/tabs/receiver.js
index 719c5adf..b302c8e2 100644
--- a/tabs/receiver.js
+++ b/tabs/receiver.js
@@ -37,7 +37,12 @@ TABS.receiver.initialize = function (callback) {
 
         $('.tunings .rate input[name="rate"]').val(RC_tuning.RC_RATE.toFixed(2));
         $('.tunings .rate input[name="expo"]').val(RC_tuning.RC_EXPO.toFixed(2));
-
+		$('.tunings .rate input[name="yaw_expo"]').val(RC_tuning.RC_YAW_EXPO.toFixed(2));
+        
+		if (semver.lt(CONFIG.apiVersion, "1.10.0")) {
+            $('.tunings .rate input[name="yaw_expo"]').hide();
+        }
+		
         chrome.storage.local.get('rx_refresh_rate', function (result) {
             if (result.rx_refresh_rate) {
                 $('select[name="rx_refresh_rate"]').val(result.rx_refresh_rate).change();
@@ -268,6 +273,7 @@ TABS.receiver.initialize = function (callback) {
 
             RC_tuning.RC_RATE = parseFloat($('.tunings .rate input[name="rate"]').val());
             RC_tuning.RC_EXPO = parseFloat($('.tunings .rate input[name="expo"]').val());
+			RC_tuning.RC_YAW_EXPO = parseFloat($('.tunings .rate input[name="yaw_expo"]').val());
 
             // catch rc map
             var RC_MAP_Letters = ['A', 'E', 'R', 'T', '1', '2', '3', '4'];