Revert "Use btScaledBvhTriangleMeshShape, bump required bullet version to 2.83"

This reverts commit 27751db99a.

Conflicts:

	libs/openengine/bullet/physic.cpp

components/nifbullet/bulletnifloader.cpp

@@ -123,7 +123,7 @@ void ManualBulletShapeLoader::loadResource(Ogre::Resource *resource)
     mCompoundShape = NULL;
     mStaticMesh = NULL;
 
-    Nif::NIFFilePtr pnif (Nif::Cache::getInstance().load(mResourceName));
+    Nif::NIFFilePtr pnif (Nif::Cache::getInstance().load(mResourceName.substr(0, mResourceName.length()-7)));
     Nif::NIFFile & nif = *pnif.get ();
     if (nif.numRoots() < 1)
     {
@@ -134,7 +134,7 @@ void ManualBulletShapeLoader::loadResource(Ogre::Resource *resource)
     // Have to load controlled nodes from the .kf
     // FIXME: the .kf has to be loaded both for rendering and physics, ideally it should be opened once and then reused
     mControlledNodes.clear();
-    std::string kfname = mResourceName;
+    std::string kfname = mResourceName.substr(0, mResourceName.length()-7);
     Misc::StringUtils::toLower(kfname);
     if(kfname.size() > 4 && kfname.compare(kfname.size()-4, 4, ".nif") == 0)
         kfname.replace(kfname.size()-4, 4, ".kf");

libs/openengine/bullet/physic.cpp

@@ -455,7 +455,8 @@ namespace Physic
         float scale, const Ogre::Vector3 &position, const Ogre::Quaternion &rotation,
         Ogre::Vector3* scaledBoxTranslation, Ogre::Quaternion* boxRotation, bool raycasting, bool placeable)
     {
-        std::string outputstring = mesh;
+        std::string sid = (boost::format("%07.3f") % scale).str();
+        std::string outputstring = mesh + sid;
 
         //get the shape from the .nif
         mShapeLoader->load(outputstring,"General");
@@ -474,35 +475,20 @@ namespace Physic
 
         btCollisionShape* collisionShape = raycasting ? shape->mRaycastingShape : shape->mCollisionShape;
 
-// TODO: check this from cmake?
-//#if BT_BULLET_VERSION < 283
-//#error "Bullet version 2.83 or later required"
-//#endif
-
-        bool needDelete = false;
-        if (btBvhTriangleMeshShape* triangleShape = dynamic_cast<btBvhTriangleMeshShape*>(shape->mCollisionShape))
-        {
-            btScaledBvhTriangleMeshShape* scaled = new btScaledBvhTriangleMeshShape(triangleShape, btVector3(scale,scale,scale));
-            collisionShape = scaled;
-            needDelete = true;
-        }
-        else
-        {
         // If this is an animated compound shape, we must duplicate it so we can animate
         // multiple instances independently.
         if (!raycasting && !shape->mAnimatedShapes.empty())
             collisionShape = duplicateCollisionShape(collisionShape);
         if (raycasting && !shape->mAnimatedRaycastingShapes.empty())
             collisionShape = duplicateCollisionShape(collisionShape);
-        }
+
+        collisionShape->setLocalScaling( btVector3(scale,scale,scale));
 
         //create the real body
         btRigidBody::btRigidBodyConstructionInfo CI = btRigidBody::btRigidBodyConstructionInfo
                 (0,0, collisionShape);
         RigidBody* body = new RigidBody(CI,name);
         body->mPlaceable = placeable;
-        if (needDelete)
-            body->mCollisionShape.reset(collisionShape);
 
         if (!raycasting && !shape->mAnimatedShapes.empty())
         {

libs/openengine/bullet/physic.hpp

@@ -63,9 +63,6 @@ namespace Physic
         virtual ~RigidBody();
         std::string mName;
 
-        // May be empty if the collision shape is a shared resource
-        std::auto_ptr<btCollisionShape> mCollisionShape;
-
         // Hack: placeable objects (that can be picked up by the player) have different collision behaviour.
         // This variable needs to be passed to BulletNifLoader.
         bool mPlaceable;