physics getObjectHeight(), MWWorld::Class::getModel() definition

apps/openmw/mwworld/class.cpp

@@ -212,4 +212,9 @@ namespace MWWorld
     void Class::adjustRotation(const MWWorld::Ptr& ptr,float& x,float& y,float& z) const
     {
     }
+
+    std::string Class::getModel() const
+    {
+        return "";
+    }
 }

apps/openmw/mwworld/class.hpp

@@ -204,6 +204,8 @@ namespace MWWorld
             virtual void adjustScale(const MWWorld::Ptr& ptr,float& scale) const;
 
             virtual void adjustRotation(const MWWorld::Ptr& ptr,float& x,float& y,float& z) const;
+
+            virtual std::string getModel() const;
     };
 }
 

apps/openmw/mwworld/physicssystem.cpp

@@ -14,6 +14,7 @@
 #include "../mwbase/world.hpp" // FIXME
 
 #include "ptr.hpp"
+#include "class.hpp"
 
 using namespace Ogre;
 namespace MWWorld
@@ -365,4 +366,13 @@ namespace MWWorld
          addActor (node->getName(), model, node->getPosition());
      }
 
+     float PhysicsSystem::getObjectHeight(const MWWorld::Ptr &ptr) {
+        std::string model = MWWorld::Class::get(ptr).getModel();
+        if (model.empty()) {
+            return 0.0;
+        }
+        float scale = ptr.getRefData().getBaseNode()->getScale().x;
+        return mEngine->getObjectHeight(model, scale);
+     }
+
 }

apps/openmw/mwworld/physicssystem.hpp

@@ -65,6 +65,8 @@ namespace MWWorld
 
             void setCurrentWater(bool hasWater, int waterHeight);
 
+            float getObjectHeight(const MWWorld::Ptr &ptr);
+
         private:
             OEngine::Render::OgreRenderer &mRender;
             OEngine::Physic::PhysicEngine* mEngine;

libs/openengine/bullet/physic.cpp

@@ -568,4 +568,25 @@ namespace Physic
 
         return results2;
     }
+
+    float PhysicEngine::getObjectHeight(const std::string &mesh, float scale) {
+        char uniqueID[8];
+        sprintf( uniqueID, "%07.3f", scale );
+        std::string sid = uniqueID;
+        std::string outputstring = mesh + uniqueID + "\"|";
+
+        mShapeLoader->load(outputstring, "General");
+        BulletShapeManager::getSingletonPtr()->load(outputstring, "General");
+        BulletShapePtr shape =
+            BulletShapeManager::getSingleton().getByName(outputstring, "General");
+
+        
+        btTransform trans;
+        btVector3 min, max;
+
+        trans.setIdentity();
+        shape->Shape->getAabb(trans, min, max);
+
+        return max.z() - min.z();
+    }
 }};

libs/openengine/bullet/physic.hpp

@@ -221,6 +221,8 @@ namespace Physic
 
         bool toggleDebugRendering();
 
+        float getObjectHeight(const std::string &mesh, float scale);
+
         /**
          * Return the closest object hit by a ray. If there are no objects, it will return ("",-1).
          */