Take in account caster's race height when launch magic bolt (bug #5209)

CHANGELOG.md

@@ -173,6 +173,7 @@
     Bug #5190: On-strike enchantments can be applied to and used with non-projectile ranged weapons
     Bug #5196: Dwarven ghosts do not use idle animations
     Bug #5206: A "class does not have NPC stats" error when player's follower kills an enemy with damage spell
+    Bug #5209: Spellcasting ignores race height
     Feature #1774: Handle AvoidNode
     Feature #2229: Improve pathfinding AI
     Feature #3025: Analogue gamepad movement controls

apps/openmw/mwworld/projectilemanager.cpp

@@ -262,7 +262,7 @@ namespace MWWorld
         {
             // Spawn at 0.75 * ActorHeight
             // Note: we ignore the collision box offset, this is required to make some flying creatures work as intended.
-            pos.z() += mPhysics->getHalfExtents(caster).z() * 2 * 0.75;
+            pos.z() += mPhysics->getRenderingHalfExtents(caster).z() * 2 * 0.75;
         }
 
         if (MWBase::Environment::get().getWorld()->isUnderwater(caster.getCell(), pos)) // Underwater casting not possible