skip transmitting server authorative wheel spin

it's not in itself a force-injection, so we can just use the existing calcs (also. fix the exisitng calcs so slippling is properly cleared)
in addition, rigidshaeps shouldn't be trying to resolve collisions with things mounted to them any more than they should self-collide. it's a hard-locked relational association

Engine/source/T3D/rigidShape.cpp

@@ -1253,6 +1253,9 @@ bool RigidShape::updateCollision(F32 dt)
    mRigid.getTransform(&mat);
    cmat = mConvex.getTransform();
 
+   SceneObject* mounted;
+   for (mounted = getMountList(); mounted; mounted = mounted->getMountLink())
+      mounted->disableCollision();
    mCollisionList.clear();
    CollisionState *state = mConvex.findClosestState(cmat, getScale(), mDataBlock->collisionTol);
    if (state && state->mDist <= mDataBlock->collisionTol) 
@@ -1260,9 +1263,12 @@ bool RigidShape::updateCollision(F32 dt)
       //resolveDisplacement(ns,state,dt);
       mConvex.getCollisionInfo(cmat, getScale(), &mCollisionList, mDataBlock->collisionTol);
    }
-
    // Resolve collisions
    bool collided = resolveCollision(mRigid,mCollisionList, dt);
+
+   for (mounted = getMountList(); mounted; mounted = mounted->getMountLink())
+      mounted->enableCollision();
+
    return collided;
 }
 

Engine/source/T3D/vehicles/wheeledVehicle.cpp

@@ -821,7 +821,7 @@ void WheeledVehicle::advanceTime(F32 dt)
 
    // Stick the wheels to the ground.  This is purely so they look
    // good while the vehicle is being interpolated.
-   //extendWheels();
+   extendWheels(isClientObject());
 
    // Update wheel angular position and slip, this is a client visual
    // feature only, it has no affect on the physics.
@@ -1201,6 +1201,7 @@ void WheeledVehicle::extendWheels(bool clientHack)
             wheel->surface.pos      = rInfo.point;
             wheel->surface.material = rInfo.material;
             wheel->surface.object   = rInfo.object;
+            wheel->slipping = false;
          }
          else 
          {
@@ -1475,35 +1476,36 @@ void WheeledVehicle::writePacketData(GameConnection *connection, BitStream *stre
 {
    Parent::writePacketData(connection, stream);
    stream->writeFlag(mBraking);
-
-   Wheel* wend = &mWheel[mDataBlock->wheelCount];
-   for (Wheel* wheel = mWheel; wheel < wend; wheel++) 
-   {
-      stream->write(wheel->avel);
-      stream->write(wheel->Dy);
-      stream->write(wheel->Dx);
-      stream->writeFlag(wheel->slipping);
-   }
+   
 }
 
 void WheeledVehicle::readPacketData(GameConnection *connection, BitStream *stream)
 {
    Parent::readPacketData(connection, stream);
    mBraking = stream->readFlag();
-
+   
    Wheel* wend = &mWheel[mDataBlock->wheelCount];
+
    for (Wheel* wheel = mWheel; wheel < wend; wheel++) 
    {
-      stream->read(&wheel->avel);
-      stream->read(&wheel->Dy);
-      stream->read(&wheel->Dx);
-      wheel->slipping = stream->readFlag();
+      if (wheel->tire && wheel->spring) {
+         // Update angular position
+         wheel->apos += (wheel->avel) / M_2PI;
+         wheel->apos -= mFloor(wheel->apos);
+         if (wheel->apos < 0)
+            wheel->apos = 1 - wheel->apos;
+      }
    }
 
    // Rigid state is transmitted by the parent...
    setPosition(mRigid.linPosition,mRigid.angPosition);
    mDelta.pos = mRigid.linPosition;
    mDelta.rot[1] = mRigid.angPosition;
+
+   // Stick the wheels to the ground.  This is purely so they look
+   // good while the vehicle is being interpolated.
+   extendWheels(isClientObject());
+   updateWheelThreads();
 }