use camera height instead of player height for underwater check

apps/openmw/mwrender/renderingmanager.cpp

@@ -154,6 +154,8 @@ void RenderingManager::update (float duration){
     mRendering.update(duration);
 
     mLocalMap->updatePlayer( mRendering.getCamera()->getRealPosition(), mRendering.getCamera()->getRealDirection() );
+
+    checkUnderwater();
 }
 void RenderingManager::waterAdded (MWWorld::Ptr::CellStore *store){
     if(store->cell->data.flags & store->cell->HasWater){
@@ -311,9 +313,9 @@ void RenderingManager::toggleLight()
 
   setAmbientMode();
 }
-void RenderingManager::checkUnderwater(float y){
+void RenderingManager::checkUnderwater(){
     if(mWater){
-         mWater->checkUnderwater(y);
+         mWater->checkUnderwater( mRendering.getCamera()->getRealPosition().y );
     }
 }
 

apps/openmw/mwrender/renderingmanager.hpp

@@ -91,7 +91,7 @@ class RenderingManager: private RenderingInterface {
     void moveObject (const MWWorld::Ptr& ptr, const Ogre::Vector3& position);
     void scaleObject (const MWWorld::Ptr& ptr, const Ogre::Vector3& scale);
     void rotateObject (const MWWorld::Ptr& ptr, const::Ogre::Quaternion& orientation);
-    void checkUnderwater(float y);
+    void checkUnderwater();
 
     /// \param store Cell the object was in previously (\a ptr has already been updated to the new cell).
     void moveObjectToCell (const MWWorld::Ptr& ptr, const Ogre::Vector3& position, MWWorld::Ptr::CellStore *store);

apps/openmw/mwworld/world.cpp

@@ -535,7 +535,6 @@ namespace MWWorld
         {
             //std::cout << "X:" <<   ptr.getRefData().getPosition().pos[0] << " Z: "  << ptr.getRefData().getPosition().pos[1] << "\n";
             
-            mRendering->checkUnderwater( ptr.getRefData().getPosition().pos[2]);
             Ptr::CellStore *currentCell = mWorldScene->getCurrentCell();
             if (currentCell)
             {