Exemple #1
0
def fast_forward(prologue, demo_io, tick=None):
    full_packets, remaining_packets = [], []

    world = w.construct(prologue.recv_tables)
    string_tables = copy.deepcopy(prologue.string_tables)

    if tick:
        iter_bootstrap = iter(demo_io)

        try:
            while True:
                p, m = next(iter_bootstrap)

                if p.kind == pb_d.DEM_FullPacket:
                    full_packets.append((p, m))
                    remaining_packets = []
                else:
                    remaining_packets.append((p, m))

                if p.tick > tick - 2:  # hack?
                    break
        except StopIteration:
            raise EOFError()

    if full_packets:
        for peek, message in full_packets:
            full_packet = d_io.parse(peek.kind, peek.compressed, message)

            for table in full_packet.string_table.tables:
                assert not table.items_clientside

                entries = [(_i, e.str, e.data)
                           for _i, e in enumerate(table.items)]
                string_tables[table.table_name].update_all(entries)

        peek, message = full_packets[-1]
        pbmsg = d_io.parse(peek.kind, peek.compressed, message)
        packet = i.construct(p_io.construct(pbmsg.packet.data))

        peek, message = packet.find(pb_n.svc_PacketEntities)
        pe = p_io.parse(peek.kind, message)
        ct = pe.updated_entries
        bs = b_io.construct(pe.entity_data)
        unpacker = u_ent.construct(bs, -1, ct, False, prologue.class_bits,
                                   world)

        for index, mode, (cls, serial, diff) in unpacker:
            data = string_tables['instancebaseline'].get(cls)[1]
            bs = b_io.construct(data)
            unpacker = u_ent.construct(bs, -1, 1, False, prologue.class_bits,
                                       world)

            state = unpacker.unpack_baseline(prologue.recv_tables[cls])
            state.update(diff)

            try:
                world.create(cls, index, serial, state)
            except AssertionError, e:
                # TODO: log here.
                pass
Exemple #2
0
  def advance(self, tick, pbmsg):
    packet = i.construct(p_io.construct(pbmsg.data))
    all_ust = packet.find_all(pb_n.svc_UpdateStringTable)

    for _pbmsg in [p_io.parse(p.kind, m) for p, m in all_ust]:
      key = self.string_tables.keys()[_pbmsg.table_id]
      _st = self.string_tables[key]

      bs = b_io.construct(_pbmsg.string_data)
      ne = _pbmsg.num_changed_entries
      eb, sf, sb = _st.entry_bits, _st.size_fixed, _st.size_bits

      for entry in u_st.construct(bs, ne, eb, sf, sb):
        _st.update(entry)

    p, m = packet.find(pb_n.svc_PacketEntities)
    pe = p_io.parse(p.kind, m)
    ct = pe.updated_entries
    bs = b_io.construct(pe.entity_data)

    class_bits = self.prologue.class_bits
    recv_tables = self.prologue.recv_tables

    unpacker = u_ent.construct(bs, -1, ct, False, class_bits, self.world)

    for index, mode, context in unpacker:
      if mode & u_ent.PVS.Entering:
        cls, serial, diff = context

        data = self.string_tables['instancebaseline'].get(cls)[1]
        bs = b_io.construct(data)
        unpacker = u_ent.construct(bs, -1, 1, False, class_bits, self.world)

        state = unpacker.unpack_baseline(self.prologue.recv_tables[cls])
        state.update(diff)

        self.world.create(cls, index, serial, state)
      elif mode & u_ent.PVS.Deleting:
        self.world.delete(index)
      elif mode ^ u_ent.PVS.Leaving:
        state = {} if self.sparse else dict(self.world.find_index(index))
        state.update(context)

        self.world.update(index, state)

    all_um = packet.find_all(pb_n.svc_UserMessage)
    user_messages = [e_um.parse(p_io.parse(p.kind, m)) for p, m in all_um]

    all_ge = packet.find_all(pb_n.svc_GameEvent)
    gel = self.prologue.game_event_list
    game_events = [e_ge.parse(p_io.parse(p.kind, m), gel) for p, m in all_ge]

    modifiers = self.string_tables['ActiveModifiers'].observer

    _, gamerules = self.world.find_by_dt('DT_DOTAGamerulesProxy')
    modifiers.expire(gamerules[('DT_DOTAGamerules', 'm_fGameTime')])

    return tick, user_messages, game_events, self.world, modifiers
Exemple #3
0
def fast_forward(prologue, demo_io, tick=None):
  full_packets, remaining_packets = [], []

  world = w.construct(prologue.recv_tables)
  string_tables = copy.deepcopy(prologue.string_tables)

  if tick:
    iter_bootstrap = iter(demo_io)

    try:
      while True:
        p, m = next(iter_bootstrap)

        if p.kind == pb_d.DEM_FullPacket:
          full_packets.append((p, m))
          remaining_packets = []
        else:
          remaining_packets.append((p, m))

        if p.tick > tick - 2: # hack?
          break
    except StopIteration:
      raise EOFError()

  if full_packets:
    for peek, message in full_packets:
      full_packet = d_io.parse(peek.kind, peek.compressed, message)

      for table in full_packet.string_table.tables:
        assert not table.items_clientside

        entries = [(_i, e.str, e.data) for _i, e in enumerate(table.items)]
        string_tables[table.table_name].update_all(entries)

    peek, message = full_packets[-1]
    pbmsg = d_io.parse(peek.kind, peek.compressed, message)
    packet = i.construct(p_io.construct(pbmsg.packet.data))

    peek, message = packet.find(pb_n.svc_PacketEntities)
    pe = p_io.parse(peek.kind, message)
    ct = pe.updated_entries
    bs = b_io.construct(pe.entity_data)
    unpacker = u_ent.construct(bs, -1, ct, False, prologue.class_bits, world)

    for index, mode, (cls, serial, diff) in unpacker:
      data = string_tables['instancebaseline'].get(cls)[1]
      bs = b_io.construct(data)
      unpacker = u_ent.construct(bs, -1, 1, False, prologue.class_bits, world)

      state = unpacker.unpack_baseline(prologue.recv_tables[cls])
      state.update(diff)

      try:
        world.create(cls, index, serial, state)
      except AssertionError, e:
        # TODO: log here.
        pass
Exemple #4
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def reconstitute(full_packets, class_bits, recv_tables, string_tables):
  w = e_w.construct(recv_tables)
  st = copy.deepcopy(string_tables)

  st_mn = st['ModifierNames']
  st_am = st['ActiveModifiers']
  m = e_m.construct(st_mn, baseline=st_am)

  for _, fp in full_packets:
    for table in fp.string_table.tables:
      assert not table.items_clientside

      entries = [(_i, e.str, e.data) for _i, e in enumerate(table.items)]
      st[table.table_name].update_all(entries)

      if table.table_name == 'ActiveModifiers':
        m.reset()
        [m.note(e) for e in entries]

  if full_packets:
    _, fp = full_packets[-1]
    packet = ie_packet.construct(p_io.construct(fp.packet.data))

    _, pe = packet.svc_packet_entities
    ct = pe.updated_entries
    bs = b_io.construct(pe.entity_data)
    unpacker = u_ent.construct(bs, -1, ct, False, class_bits, w)

    for index, mode, (cls, serial, diff) in unpacker:
      data = st['instancebaseline'].get(cls)[1]
      bs = b_io.construct(data)
      unpacker = u_ent.construct(bs, -1, 1, False, class_bits, w)

      state = unpacker.unpack_baseline(recv_tables[cls])
      state.update(diff)

      w.create(cls, index, serial, state)

  return w, m, st
Exemple #5
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def _parse_all_csvc_create_string_tables(pbmsgs):
  string_tables = c.OrderedDict()

  for pbmsg in pbmsgs:
    ne = pbmsg.num_entries
    eb = int(math.ceil(math.log(pbmsg.max_entries, 2)))
    sf = pbmsg.user_data_fixed_size
    sb = pbmsg.user_data_size_bits
    bs = b_io.construct(pbmsg.string_data)

    entries = list(u_st.construct(bs, ne, eb, sf, sb))
    name = pbmsg.name
    string_tables[name] = stab.construct(name, eb, sf, sb, entries)

  return string_tables
Exemple #6
0
    def advance(self, tick, pbmsg):
        packet = i.construct(p_io.construct(pbmsg.data))
        all_ust = packet.find_all(pb_n.svc_UpdateStringTable)

        for _pbmsg in [p_io.parse(p.kind, m) for p, m in all_ust]:
            key = self.string_tables.keys()[_pbmsg.table_id]
            _st = self.string_tables[key]

            bs = b_io.construct(_pbmsg.string_data)
            ne = _pbmsg.num_changed_entries
            eb, sf, sb = _st.entry_bits, _st.size_fixed, _st.size_bits

            for entry in u_st.construct(bs, ne, eb, sf, sb):
                _st.update(entry)

        p, m = packet.find(pb_n.svc_PacketEntities)
        pe = p_io.parse(p.kind, m)
        ct = pe.updated_entries
        bs = b_io.construct(pe.entity_data)

        class_bits = self.prologue.class_bits
        recv_tables = self.prologue.recv_tables

        unpacker = u_ent.construct(bs, -1, ct, False, class_bits, self.world)

        for index, mode, context in unpacker:
            if mode & u_ent.PVS.Entering:
                cls, serial, diff = context

                data = self.string_tables['instancebaseline'].get(cls)[1]
                bs = b_io.construct(data)
                unpacker = u_ent.construct(bs, -1, 1, False, class_bits,
                                           self.world)

                state = unpacker.unpack_baseline(
                    self.prologue.recv_tables[cls])
                state.update(diff)

                self.world.create(cls, index, serial, state)
            elif mode & u_ent.PVS.Deleting:
                self.world.delete(index)
            elif mode ^ u_ent.PVS.Leaving:
                state = {} if self.sparse else dict(
                    self.world.find_index(index))
                state.update(context)

                self.world.update(index, state)

        all_um = packet.find_all(pb_n.svc_UserMessage)
        user_messages = [e_um.parse(p_io.parse(p.kind, m)) for p, m in all_um]

        all_ge = packet.find_all(pb_n.svc_GameEvent)
        gel = self.prologue.game_event_list
        game_events = [
            e_ge.parse(p_io.parse(p.kind, m), gel) for p, m in all_ge
        ]

        modifiers = self.string_tables['ActiveModifiers'].observer

        _, gamerules = self.world.find_by_dt('DT_DOTAGamerulesProxy')
        modifiers.expire(gamerules[('DT_DOTAGamerules', 'm_fGameTime')])

        return tick, user_messages, game_events, self.world, modifiers