Trace the player down after enabling collision with TCL (bug #4669)

CHANGELOG.md

@@ -20,6 +20,7 @@
     Bug #3049: Drain and Fortify effects are not properly applied on health, magicka and fatigue
     Bug #3059: Unable to hit with marksman weapons when too close to an enemy
     Bug #3072: Fatal error on AddItem <item> that has a script containing Equip <item>
+    Bug #3219: NPC and creature initial position tracing down limit is too small
     Bug #3249: Fixed revert function not updating views properly
     Bug #3288: TrueType fonts are handled incorrectly
     Bug #3374: Touch spells not hitting kwama foragers
@@ -134,6 +135,7 @@
     Bug #4653: Length of non-ASCII strings is handled incorrectly in ESM reader
     Bug #4654: Editor: UpdateVisitor does not initialize skeletons for animated objects
     Bug #4668: Editor: Light source color is displayed as an integer
+    Bug #4669: ToggleCollision should trace the player down after collision being enabled
     Feature #912: Editor: Add missing icons to UniversalId tables
     Feature #1221: Editor: Creature/NPC rendering
     Feature #1617: Editor: Enchantment effect record verifier

apps/openmw/mwworld/worldimp.cpp

@@ -1343,7 +1343,7 @@ namespace MWWorld
 
         if (force || !isFlying(ptr))
         {
-            osg::Vec3f traced = mPhysics->traceDown(ptr, pos, 500);
+            osg::Vec3f traced = mPhysics->traceDown(ptr, pos, Constants::CellSizeInUnits);
             if (traced.z() < pos.z())
                 pos.z() = traced.z();
         }
@@ -1581,7 +1581,13 @@ namespace MWWorld
 
     bool World::toggleCollisionMode()
     {
-        return mPhysics->toggleCollisionMode();
+        if (mPhysics->toggleCollisionMode())
+        {
+            adjustPosition(getPlayerPtr(), true);
+            return true;
+        }
+
+        return false;
     }
 
     bool World::toggleRenderMode (MWRender::RenderMode mode)