Function zGridExit

src/SB/Game/zGrid.cpp:194–202

}

void zGridExit(zScene* s)
{
    xGridKill(&colls_grid);
    xGridKill(&colls_oso_grid);
    xGridKill(&npcs_grid);

    gGridIterActive = NULL;
    zGridInitted = FALSE;
}

// WIP
void zGridUpdateEnt(xEnt* ent)