Make enchanted item casting use accurate aiming for 1 frame (bug #6909)

CHANGELOG.md

@@ -135,6 +135,7 @@
     Bug #6895: Removing a negative number of items from a script, makes the script terminate with an error
     Bug #6898: Accessing the Quick Inventory menu does not work while in menu mode
     Bug #6901: Morrowind.exe soul gem usage discrepancy
+    Bug #6909: Using enchanted items has no animation
     Feature #890: OpenMW-CS: Column filtering
     Feature #1465: "Reset" argument for AI functions
     Feature #2491: Ability to make OpenMW "portable"

apps/openmw/mwmechanics/character.cpp

@@ -1400,6 +1400,7 @@ bool CharacterController::updateState(CharacterState idle)
                     // Enchanted items by default do not use casting animations
                     world->castSpell(mPtr);
                     resetIdle = false;
+                    mUpperBodyState = UpperCharState_CastingSpell;
                 }
                 else if(!spellid.empty() && canCast)
                 {
@@ -1565,7 +1566,8 @@ bool CharacterController::updateState(CharacterState idle)
             resetCurrentIdleState();
         }
 
-        animPlaying = mAnimation->getInfo(mCurrentWeapon, &complete);
+        // Spellcasting animation needs to "play" for at least one frame to reset the aiming factor
+        animPlaying = mAnimation->getInfo(mCurrentWeapon, &complete) || mUpperBodyState == UpperCharState_CastingSpell;
         if(mUpperBodyState == UpperCharState_MinAttackToMaxAttack && !isKnockedDown())
             mAttackStrength = complete;
     }