SL-19993 Warn of automatic changes to Day Cycle when it's opened

indra/newview/llfloatereditextdaycycle.cpp

@@ -475,6 +475,8 @@ void LLFloaterEditExtDayCycle::refresh()
 void LLFloaterEditExtDayCycle::setEditSettingsAndUpdate(const LLSettingsBase::ptr_t &settings)
 {
     setEditDayCycle(std::dynamic_pointer_cast<LLSettingsDay>(settings));
+
+    showHDRNotification(std::dynamic_pointer_cast<LLSettingsDay>(settings));
 }
 
 void LLFloaterEditExtDayCycle::setEditDayCycle(const LLSettingsDay::ptr_t &pday)
@@ -1710,6 +1712,28 @@ void LLFloaterEditExtDayCycle::onPickerCommitSetting(LLUUID item_id, S32 track)
     }
 }
 
+void LLFloaterEditExtDayCycle::showHDRNotification(const LLSettingsDay::ptr_t &pday)
+{
+    for (U32 i = LLSettingsDay::TRACK_GROUND_LEVEL; i <= LLSettingsDay::TRACK_MAX; i++)
+    {
+        LLSettingsDay::CycleTrack_t &day_track = pday->getCycleTrack(i);
+
+        LLSettingsDay::CycleTrack_t::iterator iter = day_track.begin();
+        LLSettingsDay::CycleTrack_t::iterator end = day_track.end();
+
+        while (iter != end)
+        {
+            LLSettingsSky::ptr_t sky = std::static_pointer_cast<LLSettingsSky>(iter->second);
+            if (sky && sky->canAutoAdjust()) 
+            {
+                LLNotificationsUtil::add("AutoAdjustHDRSky");
+                return;
+            }
+            iter++;
+        }
+    }
+}
+
 void LLFloaterEditExtDayCycle::onAssetLoadedForInsertion(LLUUID item_id, LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status, S32 source_track, S32 dest_track, LLSettingsBase::TrackPosition frame)
 {
     std::function<void()> cb = [this, settings, frame, source_track, dest_track]()

indra/newview/llfloatereditextdaycycle.h

@@ -188,6 +188,8 @@ class LLFloaterEditExtDayCycle : public LLFloaterEditEnvironmentBase
     bool                        isRemovingFrameAllowed();
     bool                        isAddingFrameAllowed();
 
+    void                        showHDRNotification(const LLSettingsDay::ptr_t &pday);
+
     LLSettingsDay::ptr_t        mEditDay; // edited copy
     LLSettingsDay::Seconds      mDayLength;
     U32                         mCurrentTrack;