diff --git a/Engine.cc b/Engine.cc
index f1de0ff..603e5b4 100644
--- a/Engine.cc
+++ b/Engine.cc
@@ -693,6 +693,40 @@ refptr< vector<Engine::PickedObjectRef> > Engine::pickObjects(int x, int y)
     return ret;
 }
 
+Engine::PickedObjectRef Engine::pickOne(int x, int y, Engine::Object *obj)
+{
+    dMatrix3 r;
+    dVector3 right, forward, up;
+    dVector3 rotated_direction, initial_direction;
+    up[0] = m_up[0];
+    up[1] = m_up[1];
+    up[2] = m_up[2];
+    forward[0] = m_center[0] - m_eye[0];
+    forward[1] = m_center[1] - m_eye[1];
+    forward[2] = m_center[2] - m_eye[2];
+    cross_product(right, forward, up);
+    dRFrom2Axes(r, right[0], right[1], right[2],
+            forward[0], forward[1], forward[2]);
+    initial_direction[0] = x - m_av.getWidth() / 2;
+    initial_direction[1] = m_screen_dist;
+    initial_direction[2] = y - m_av.getHeight() / 2;
+    dMultiply0(rotated_direction, r, initial_direction, 3, 3, 1);
+    normalize(rotated_direction);
+
+    OdeWorld::PickedObjectRef owpor =
+        m_world.pickOne(m_eye[0], m_eye[1], m_eye[2],
+            rotated_direction[0], rotated_direction[1], rotated_direction[2],
+            obj->getOdeWorldObject());
+
+    PickedObjectRef ret;
+
+    if (!owpor.isNull())
+    {
+        ret = new PickedObject(owpor);
+    }
+    return ret;
+}
+
 void Engine::debug_hook(lua_Debug * debug)
 {
     Uint32 ticks = SDL_GetTicks();
diff --git a/Engine.h b/Engine.h
index 2d34e31..1d0e0d3 100644
--- a/Engine.h
+++ b/Engine.h
@@ -93,6 +93,7 @@ class Engine
                 }
                 void setID(int id) { m_id = id; }
                 int getID() { return m_id; }
+                OdeWorld::Object *getOdeWorldObject() { return m_ode_object; }
 
             protected:
                 void createManagedObject();
@@ -216,6 +217,7 @@ class Engine
         }
         bool getScriptCursorVisible() { return m_script_cursor_visible; }
         refptr< std::vector<PickedObjectRef> > pickObjects(int x, int y);
+        PickedObjectRef pickOne(int x, int y, Object *obj);
 
         void getScreenSize(int * width, int * height);
         void drawText(const char * text, GLfloat r, GLfloat g, GLfloat b,