Don't allow actors to use sneaking while flying (bug #4618)

CHANGELOG.md

@@ -106,6 +106,7 @@
     Bug #4597: <> operator causes a compile error
     Bug #4604: Picking up gold from the ground only makes 1 grabbed
     Bug #4617: First person sneaking offset is not applied while the character is in air
+    Bug #4618: Sneaking is possible while the character is flying
     Feature #1645: Casting effects from objects
     Feature #2606: Editor: Implemented (optional) case sensitive global search
     Feature #3083: Play animation when NPC is casting spell via script

apps/openmw/mwmechanics/character.cpp

@@ -1825,9 +1825,9 @@ void CharacterController::update(float duration)
     {
         bool onground = world->isOnGround(mPtr);
         bool inwater = world->isSwimming(mPtr);
-        bool sneak = cls.getCreatureStats(mPtr).getStance(MWMechanics::CreatureStats::Stance_Sneak);
         bool flying = world->isFlying(mPtr);
-        // Can't run while flying (see speed formula in Npc/Creature::getSpeed)
+        // Can't run and sneak while flying (see speed formula in Npc/Creature::getSpeed)
+        bool sneak = cls.getCreatureStats(mPtr).getStance(MWMechanics::CreatureStats::Stance_Sneak) && !flying;
         bool isrunning = cls.getCreatureStats(mPtr).getStance(MWMechanics::CreatureStats::Stance_Run) && !flying;
         CreatureStats &stats = cls.getCreatureStats(mPtr);
 

apps/openmw/mwworld/worldimp.cpp

@@ -1707,9 +1707,10 @@ namespace MWWorld
         // Sink the camera while sneaking
         bool sneaking = player.getClass().getCreatureStats(getPlayerPtr()).getStance(MWMechanics::CreatureStats::Stance_Sneak);
         bool swimming = isSwimming(player);
+        bool flying = isFlying(player);
 
         static const float i1stPersonSneakDelta = getStore().get<ESM::GameSetting>().find("i1stPersonSneakDelta")->getFloat();
-        if (sneaking && !swimming)
+        if (sneaking && !swimming && !flying)
             mRendering->getCamera()->setSneakOffset(i1stPersonSneakDelta);
         else
             mRendering->getCamera()->setSneakOffset(0.f);