use convert scene helper to convert the tangents as well

Author: vkovec

com.unity.formats.fbx/Editor/FbxExportSettings.cs

@@ -578,7 +578,7 @@ internal override void LoadDefaults()
             integrationSavePath = DefaultIntegrationSavePath;
             dccOptionPaths = null;
             dccOptionNames = null;
-            BakeAnimationProperty = true;
+            BakeAnimationProperty = false;
             ExportModelSettings = ScriptableObject.CreateInstance (typeof(ExportModelSettings)) as ExportModelSettings;
             exportModelSettingsSerialize = ExportModelSettings.info;
             ShowConvertToPrefabDialog = true;

com.unity.formats.fbx/Editor/FbxExporter.cs

@@ -1778,19 +1778,13 @@ internal static void ExportAnimationKeys (AnimationCurve uniAnimCurve, FbxAnimCu
                             break;
                     }
 
-                    float tangentMultiplier = UnitScaleFactor;
-                    if(uniPropertyName.StartsWith("localEulerAnglesRaw"))
-                    {
-                        tangentMultiplier = 1;
-                    }
-
                     fbxAnimCurve.KeySet (fbxKeyIndex, 
                         fbxTime, 
                         convertSceneHelper.Convert(uniKeyFrame.value),
                         interpMode,
                         tanMode,
-                        tangentMultiplier*uniKeyFrame.outTangent,
-                        keyIndex < uniAnimCurve.length -1 ? tangentMultiplier*uniAnimCurve[keyIndex+1].inTangent : 0,
+                        convertSceneHelper.Convert(uniKeyFrame.outTangent),
+                        keyIndex < uniAnimCurve.length -1 ? convertSceneHelper.Convert(uniAnimCurve[keyIndex+1].inTangent) : 0,
                         FbxAnimCurveDef.EWeightedMode.eWeightedAll,
                         uniKeyFrame.outWeight,
                         keyIndex < uniAnimCurve.length - 1 ? uniAnimCurve[keyIndex + 1].inWeight : 0