public virtual btVoronoiSimplexSolver getSimplexSolver()
{
IntPtr cPtr = BulletCollisionPINVOKE.btDefaultCollisionConfiguration_getSimplexSolver(swigCPtr);
btVoronoiSimplexSolver ret = (cPtr == IntPtr.Zero) ? null : new btVoronoiSimplexSolver(cPtr, false);
return ret;
}