Get rid of the old newtrace method

apps/openmw/mwworld/physicssystem.cpp

@@ -87,36 +87,25 @@ namespace MWWorld
             const ESM::Position &refpos = ptr.getRefData().getPosition();
             Ogre::Vector3 position(refpos.pos);
 
-            bool hit=false;
-            bool isInterior = !ptr.getCell()->isExterior();
-
             OEngine::Physic::PhysicActor *physicActor = engine->getCharacter(ptr.getRefData().getHandle());
             if (!physicActor)
                 return position;
 
-            bool wasCollisionMode = physicActor->getCollisionMode();
-            physicActor->enableCollisions(false);
-
-            Ogre::Vector3 halfExtents = physicActor->getHalfExtents();
-            halfExtents.z = 1; // we trace the feet only, so we use a very thin box
+            const int maxHeight = 64.f;
+            Ogre::Vector3 newPosition = position+Ogre::Vector3(0.0f, 0.0f, 4.0f);
 
-            Ogre::Vector3 newPosition = position;
+            traceResults trace;
+            actortrace(&trace, physicActor->getCollisionBody(), newPosition, newPosition-Ogre::Vector3(0,0,maxHeight), engine);
+            if(trace.fraction >= 1.0f)
+                return position;
 
-            traceResults trace; //no initialization needed
+            physicActor->setOnGround(getSlope(trace.planenormal) <= sMaxSlope);
 
-            int maxHeight = 200.f;
-            newtrace(&trace, Ogre::Quaternion::IDENTITY, newPosition, newPosition-Ogre::Vector3(0,0,maxHeight), halfExtents, isInterior, engine);
-            if(trace.fraction < 1.0f)
-                hit = true;
             newPosition = trace.endpos;
+            newPosition.z -= physicActor->getHalfExtents().z;
+            newPosition.z += 4.0f;
 
-            physicActor->setOnGround(hit && getSlope(trace.planenormal) <= sMaxSlope);
-            if (wasCollisionMode)
-                physicActor->enableCollisions(true);
-
-            if(!hit)
-                return position;
-            return newPosition+Ogre::Vector3(0,0,4);
+            return newPosition;
         }
 
         static Ogre::Vector3 move(const MWWorld::Ptr &ptr, const Ogre::Vector3 &movement, float time,

libs/openengine/bullet/trace.cpp

@@ -9,39 +9,6 @@
 #include "physic.hpp"
 
 
-void newtrace(traceResults *results, const Ogre::Quaternion& orient, const Ogre::Vector3& start, const Ogre::Vector3& end, const Ogre::Vector3& BBHalfExtents, bool isInterior, OEngine::Physic::PhysicEngine *enginePass)  //Traceobj was a Aedra Object
-{
-    const btVector3 btstart(start.x, start.y, start.z + BBHalfExtents.z);
-    const btVector3 btend(end.x, end.y, end.z + BBHalfExtents.z);
-    const btQuaternion btorient (orient.x, orient.y, orient.z, orient.w);
-
-    const btBoxShape newshape(btVector3(BBHalfExtents.x, BBHalfExtents.y, BBHalfExtents.z));
-    //const btCapsuleShapeZ newshape(BBHalfExtents.x, BBHalfExtents.z * 2 - BBHalfExtents.x * 2);
-    const btTransform from(btorient, btstart);
-    const btTransform to(btorient, btend);
-
-    btCollisionWorld::ClosestConvexResultCallback newTraceCallback(btstart, btend);
-    newTraceCallback.m_collisionFilterMask = OEngine::Physic::CollisionType_World|OEngine::Physic::CollisionType_HeightMap|OEngine::Physic::CollisionType_Actor;
-
-    enginePass->dynamicsWorld->convexSweepTest(&newshape, from, to, newTraceCallback);
-
-    // Copy the hit data over to our trace results struct:
-    if(newTraceCallback.hasHit())
-    {
-        const btVector3& tracehitnormal = newTraceCallback.m_hitNormalWorld;
-        results->fraction = newTraceCallback.m_closestHitFraction;
-        results->planenormal = Ogre::Vector3(tracehitnormal.x(), tracehitnormal.y(), tracehitnormal.z());
-        results->endpos = (end-start)*results->fraction + start;
-    }
-    else
-    {
-        results->endpos = end;
-        results->planenormal = Ogre::Vector3(0.0f, 0.0f, 1.0f);
-        results->fraction = 1.0f;
-    }
-}
-
-
 class ClosestNotMeConvexResultCallback : public btCollisionWorld::ClosestConvexResultCallback
 {
 public:
@@ -62,7 +29,7 @@ public:
         else
         {
             ///need to transform normal into worldspace
-            hitNormalWorld = m_hitCollisionObject->getWorldTransform().getBasis()*convexResult.m_hitNormalLocal;
+            hitNormalWorld = convexResult.m_hitCollisionObject->getWorldTransform().getBasis()*convexResult.m_hitNormalLocal;
         }
 
         // NOTE : m_hitNormalLocal is not always vertical on the ground with a capsule or a box...

libs/openengine/bullet/trace.h

@@ -24,7 +24,6 @@ struct traceResults
     float fraction;
 };
 
-void newtrace(traceResults *results, const Ogre::Quaternion& orient, const Ogre::Vector3& start, const Ogre::Vector3& end, const Ogre::Vector3& BBHalfExtents, bool isInterior, OEngine::Physic::PhysicEngine* enginePass);
 void actortrace(traceResults *results, btCollisionObject *actor, const Ogre::Vector3& start, const Ogre::Vector3& end, OEngine::Physic::PhysicEngine *enginePass);
 
 #endif