Make Move and MoveWorld console commands move actors standing on moving object (bug #2274)

CHANGELOG.md

@@ -5,6 +5,7 @@
     Bug #2131: Lustidrike's spell misses the player every time
     Bug #2222: Fatigue's effect on selling price is backwards
     Bug #2256: Landing sound not playing when jumping immediately after landing
+    Bug #2274: Thin platform clips through player character instead of lifting
     Bug #2326: After a bound item expires the last equipped item of that type is not automatically re-equipped
     Bug #2455: Creatures attacks degrade armor
     Bug #2562: Forcing AI to activate a teleport door sometimes causes a crash

apps/openmw/mwbase/world.hpp

@@ -412,6 +412,7 @@ namespace MWBase
             /// @note throws an exception when invoked on a teleport door
             virtual void activateDoor(const MWWorld::Ptr& door, int state) = 0;
 
+            virtual void getActorsStandingOn (const MWWorld::ConstPtr& object, std::vector<MWWorld::Ptr> &actors) = 0; ///< get a list of actors standing on \a object
             virtual bool getPlayerStandingOn (const MWWorld::ConstPtr& object) = 0; ///< @return true if the player is standing on \a object
             virtual bool getActorStandingOn (const MWWorld::ConstPtr& object) = 0; ///< @return true if any actor is standing on \a object
             virtual bool getPlayerCollidingWith(const MWWorld::ConstPtr& object) = 0; ///< @return true if the player is colliding with \a object

apps/openmw/mwscript/transformationextensions.cpp

@@ -29,6 +29,18 @@ namespace MWScript
 {
     namespace Transformation
     {
+        void moveStandingActors(const MWWorld::Ptr &ptr, const osg::Vec3f& diff)
+        {
+            std::vector<MWWorld::Ptr> actors;
+            MWBase::Environment::get().getWorld()->getActorsStandingOn (ptr, actors);
+            for (auto& actor : actors)
+            {
+                osg::Vec3f actorPos(actor.getRefData().getPosition().asVec3());
+                actorPos += diff;
+                MWBase::Environment::get().getWorld()->moveObject(actor, actorPos.x(), actorPos.y(), actorPos.z());
+            }
+        }
+
         template<class R>
         class OpSetScale : public Interpreter::Opcode0
         {
@@ -666,6 +678,10 @@ namespace MWScript
                     osg::Vec3f diff = ptr.getRefData().getBaseNode()->getAttitude() * posChange;
                     osg::Vec3f worldPos(ptr.getRefData().getPosition().asVec3());
                     worldPos += diff;
+
+                    // We should move actors, standing on moving object, too.
+                    // This approach can be used to create elevators.
+                    moveStandingActors(ptr, diff);
                     MWBase::Environment::get().getWorld()->moveObject(ptr, worldPos.x(), worldPos.y(), worldPos.z());
                 }
         };
@@ -688,22 +704,21 @@ namespace MWScript
                     runtime.pop();
 
                     const float *objPos = ptr.getRefData().getPosition().pos;
+                    osg::Vec3f diff;
 
-                    MWWorld::Ptr updated;
                     if (axis == "x")
-                    {
-                        updated = MWBase::Environment::get().getWorld()->moveObject(ptr, objPos[0]+movement, objPos[1], objPos[2]);
-                    }
+                        diff.x() += movement;
                     else if (axis == "y")
-                    {
-                        updated = MWBase::Environment::get().getWorld()->moveObject(ptr, objPos[0], objPos[1]+movement, objPos[2]);
-                    }
+                        diff.y() += movement;
                     else if (axis == "z")
-                    {
-                        updated = MWBase::Environment::get().getWorld()->moveObject(ptr, objPos[0], objPos[1], objPos[2]+movement);
-                    }
+                        diff.z() += movement;
                     else
                         throw std::runtime_error ("invalid movement axis: " + axis);
+
+                    // We should move actors, standing on moving object, too.
+                    // This approach can be used to create elevators.
+                    moveStandingActors(ptr, diff);
+                    MWBase::Environment::get().getWorld()->moveObject(ptr, objPos[0]+diff.x(), objPos[1]+diff.y(), objPos[2]+diff.z());
                 }
         };
 

apps/openmw/mwworld/worldimp.cpp

@@ -2377,6 +2377,11 @@ namespace MWWorld
         return !actors.empty();
     }
 
+    void World::getActorsStandingOn (const MWWorld::ConstPtr& object, std::vector<MWWorld::Ptr> &actors)
+    {
+        mPhysics->getActorsStandingOn(object, actors);
+    }
+
     bool World::getPlayerCollidingWith (const MWWorld::ConstPtr& object)
     {
         MWWorld::Ptr player = getPlayerPtr();

apps/openmw/mwworld/worldimp.hpp

@@ -525,6 +525,7 @@ namespace MWWorld
             /// @note throws an exception when invoked on a teleport door
             void activateDoor(const MWWorld::Ptr& door, int state) override;
 
+            void getActorsStandingOn (const MWWorld::ConstPtr& object, std::vector<MWWorld::Ptr> &actors); ///< get a list of actors standing on \a object
             bool getPlayerStandingOn (const MWWorld::ConstPtr& object) override; ///< @return true if the player is standing on \a object
             bool getActorStandingOn (const MWWorld::ConstPtr& object) override; ///< @return true if any actor is standing on \a object
             bool getPlayerCollidingWith(const MWWorld::ConstPtr& object) override; ///< @return true if the player is colliding with \a object