moved object focus code to mwscene

apps/openmw/mwinput/inputmanager.cpp

@@ -59,10 +59,6 @@ namespace MWInput
     MWRender::PlayerPos &player;
     MWGui::WindowManager &windows;
 
-    //may be better placed at OEngine::Renderer
-    Ogre::RaySceneQuery *mRaySceneQuery;
-    
-
     // Count screenshots.
     int shotCount;
 
@@ -141,47 +137,7 @@ namespace MWInput
 
     void activate()
     {
-        Ogre::Camera *mCamera = ogre.getCamera();
-
-        //get a ray pointing to the center of the viewport
-        Ogre::Ray centerRay = mCamera->getCameraToViewportRay ( 0.5, 0.5 );
-
-        // get all objects touched by the ray
-        mRaySceneQuery->setRay ( centerRay );
-        Ogre::RaySceneQueryResult &result = mRaySceneQuery->execute();
-        Ogre::RaySceneQueryResult::iterator itr = result.begin();
-
-        Ogre::RaySceneQueryResult::iterator nearest = result.end();
 
-        for ( ; itr != result.end(); itr++ )
-        {
-            /*if ( itr->worldFragment )  //world fragments aren't currently used by openw
-                {
-                Ogre::Vector3 location = itr->worldFragment->singleIntersection;
-                std::cout << "WorldFragment: (" << location.x << ", " << location.y << ", " << location.z << ")" << std::endl;
-                } //  if*/
-
-            // Is this result a MovableObject?
-            // there seem to be omnipresent objects like the caelum sky dom,
-            // the distance of these objects is always 0 so this if excludes these
-            if ( itr->movable && itr->distance >= 0.1)
-            {
-                std::cout << "Movobj: " << itr->movable->getName() << " dist: " << itr->distance << "\n";
-
-                if ( nearest == result.end() )  //if no object is set
-                {
-                    nearest = itr;
-                }
-                else if ( itr->distance < nearest->distance )
-                {
-                    nearest = itr;
-                }
-            }
-        }
-
-        if ( nearest != result.end() )
-            std::cout << "Nearest MovableObject: " << nearest->movable->getName()
-                      << " Distance: " << nearest->distance << std::endl;
     }
 
     // Exit program now button (which is disabled in GUI mode)
@@ -251,9 +207,6 @@ namespace MWInput
       // Start out in game mode
       setGuiMode(MWGui::GM_Game);
 
-      //init rayscene query (would be also better placed at Oengine::Renderer)
-      mRaySceneQuery = ogre.getScene()->createRayQuery(Ogre::Ray());
-
       /**********************************
         Key binding section
 

apps/openmw/mwrender/mwscene.cpp

@@ -31,4 +31,54 @@ MWScene::MWScene(OEngine::Render::OgreRenderer &_rend)
   SceneNode *rt = rend.getScene()->getRootSceneNode();
   mwRoot = rt->createChildSceneNode();
   mwRoot->pitch(Degree(-90));
+
+  //used to obtain ingame information of ogre objects (which are faced or selected)
+  mRaySceneQuery = rend.getScene()->createRayQuery(Ray());
 }
+
+void MWScene::getFacedHandle(std::string& handle, float& distance)
+{
+    handle = "";
+    distance = -1;
+
+    //get a ray pointing to the center of the viewport
+    Ray centerRay = getCamera()->getCameraToViewportRay(
+        getViewport()->getWidth()/2,
+        getViewport()->getHeight()/2);
+
+    // get all objects touched by the ray
+    getRaySceneQuery()->setRay (centerRay );
+    RaySceneQueryResult &result = getRaySceneQuery()->execute();
+
+    RaySceneQueryResult::iterator nearest = result.end();
+
+    for (RaySceneQueryResult::iterator itr = result.begin();
+        itr != result.end(); itr++ )
+    {
+        // there seem to be omnipresent objects like the caelum sky dom,
+        // the distance of these objects is always 0 so this if excludes these
+        // TODO: Check if the object can be focused (ignore walls etc..
+        // in this state of openmw not possible)
+        if ( itr->movable && itr->distance >= 0.1)
+        {
+            if ( nearest == result.end() )  //if no object is set
+            {
+                nearest = itr;
+            }
+            else if ( itr->distance < nearest->distance )
+            {
+                nearest = itr;
+            }
+        }
+    }
+
+    if ( nearest != result.end() )
+    {
+        std::cout << "Nearest MovableObject: " << nearest->movable->getParentSceneNode()->getName()
+        << " Distance: " << nearest->distance << std::endl;
+
+        handle = nearest->movable->getParentSceneNode()->getName();
+        distance = nearest->distance;
+    }
+}
+

apps/openmw/mwrender/mwscene.hpp

@@ -9,6 +9,7 @@ namespace Ogre
     class Viewport;
     class SceneManager;
     class SceneNode;
+    class RaySceneQuery;
 }
 
 namespace MWRender
@@ -26,6 +27,7 @@ namespace MWRender
     // that the OGRE coordinate system matches that used internally in
     // Morrowind.
     Ogre::SceneNode *mwRoot;
+    Ogre::RaySceneQuery *mRaySceneQuery;
 
   public:
     MWScene(OEngine::Render::OgreRenderer &_rend);
@@ -34,6 +36,10 @@ namespace MWRender
     Ogre::SceneNode *getRoot() { return mwRoot; }
     Ogre::SceneManager *getMgr() { return rend.getScene(); }
     Ogre::Viewport *getViewport() { return rend.getViewport(); }
+    Ogre::RaySceneQuery *getRaySceneQuery() { return mRaySceneQuery; }
+
+    //gets the handle of the object the player is looking at
+    void getFacedHandle(std::string& handle, float& distance);
   };
 }