Function dJointGroupEmpty

3rd_party/Src/ode/ode/src/ode.cpp:1056–1082

void dJointGroupEmpty (dJointGroupID group)
{
  // the joints in this group are detached starting from the most recently
  // added (at the top of the stack). this helps ensure that the various
  // linked lists are not traversed too much, as the joints will hopefully
  // be at the start of those lists.
  // if any group joints have their world pointer set to 0, their world was
  // previously destroyed. no special handling is required for these joints.

  dAASSERT (group);
  int i;
  dxJoint **jlist = (dxJoint**) ALLOCA (group->num * sizeof(dxJoint*));
  dxJoint *j = (dxJoint*) group->stack.rewind();
  for (i=0; i < group->num; i++) {
    jlist[i] = j;
    j = (dxJoint*) (group->stack.next (j->vtable->size));
  }
  for (i=group->num-1; i >= 0; i--) {
    if (jlist[i]->world) {
      removeJointReferencesFromAttachedBodies (jlist[i]);
      //removeObjectFromList (jlist[i]);
      ///jlist[i]->world->nj--;
    }
  }
  group->num = 0;
  group->stack.freeAll();
}


void dJointAttach (dxJoint *joint, dxBody *body1, dxBody *body2)