X-Git-Url: https://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fserver%2Fnet.cpp;h=38224ec9a57e879e2a84357a77456b30253f3f1c;hb=150d065f431d665326fd8028748c48a74ad956bb;hp=44a42682497276f0c647578bd592c1725e94adde;hpb=b066e776622f96e906600a0c4a08de392bd03676;p=blank.git diff --git a/src/server/net.cpp b/src/server/net.cpp index 44a4268..38224ec 100644 --- a/src/server/net.cpp +++ b/src/server/net.cpp @@ -3,13 +3,16 @@ #include "Server.hpp" #include "../app/init.hpp" -#include "../model/CompositeModel.hpp" +#include "../io/WorldSave.hpp" +#include "../model/Model.hpp" #include "../world/ChunkIndex.hpp" #include "../world/Entity.hpp" #include "../world/World.hpp" +#include #include #include +#include using namespace std; @@ -172,7 +175,7 @@ void ChunkTransmitter::Release() { ClientConnection::ClientConnection(Server &server, const IPaddress &addr) : server(server) , conn(addr) -, player(nullptr) +, input() , player_model(nullptr) , spawns() , confirm_wait(0) @@ -180,6 +183,7 @@ ClientConnection::ClientConnection(Server &server, const IPaddress &addr) , player_update_state() , player_update_pack(0) , player_update_timer(1500) +, old_actions(0) , transmitter(*this) , chunk_queue() , old_base() { @@ -280,7 +284,7 @@ uint16_t ClientConnection::Send() { } uint16_t ClientConnection::Send(size_t len) { - server.GetPacket().len = len; + server.GetPacket().len = sizeof(Packet::Header) + len; return Send(); } @@ -312,10 +316,12 @@ void ClientConnection::QueueUpdate(SpawnStatus &status) { } void ClientConnection::SendUpdates() { + auto base = PlayerChunks().Base(); auto pack = Prepare(); + pack.WriteChunkBase(base); int entity_pos = 0; for (SpawnStatus *status : entity_updates) { - pack.WriteEntity(*status->entity, entity_pos); + pack.WriteEntity(*status->entity, base, entity_pos); ++entity_pos; if (entity_pos == Packet::EntityUpdate::MAX_ENTITIES) { pack.WriteEntityCount(entity_pos); @@ -348,6 +354,23 @@ void ClientConnection::CheckPlayerFix() { } } +namespace { + +struct QueueCompare { + explicit QueueCompare(const glm::ivec3 &base) + : base(base) { } + bool operator ()(const glm::ivec3 &left, const glm::ivec3 &right) const noexcept { + const glm::ivec3 ld(left - base); + const glm::ivec3 rd(right - base); + return + ld.x * ld.x + ld.y * ld.y + ld.z * ld.z < + rd.x * rd.x + rd.y * rd.y + rd.z * rd.z; + } + const glm::ivec3 &base; +}; + +} + void ClientConnection::CheckChunkQueue() { if (PlayerChunks().Base() != old_base) { Chunk::Pos begin = PlayerChunks().CoordsBegin(); @@ -362,6 +385,7 @@ void ClientConnection::CheckChunkQueue() { } } old_base = PlayerChunks().Base(); + sort(chunk_queue.begin(), chunk_queue.end(), QueueCompare(old_base)); } if (transmitter.Transmitting()) { transmitter.Transmit(); @@ -387,9 +411,9 @@ void ClientConnection::CheckChunkQueue() { } } -void ClientConnection::AttachPlayer(Player &new_player) { +void ClientConnection::AttachPlayer(Player &player) { DetachPlayer(); - player = &new_player; + input.reset(new DirectInput(server.GetWorld(), player, server)); PlayerEntity().Ref(); old_base = PlayerChunks().Base(); @@ -402,24 +426,33 @@ void ClientConnection::AttachPlayer(Player &new_player) { } } } + sort(chunk_queue.begin(), chunk_queue.end(), QueueCompare(old_base)); + // TODO: should the server do this? if (HasPlayerModel()) { GetPlayerModel().Instantiate(PlayerEntity().GetModel()); } - cout << "player \"" << player->Name() << "\" joined" << endl; + string msg = "player \"" + player.Name() + "\" joined"; + cout << msg << endl; + server.DistributeMessage(0, 0, msg); } void ClientConnection::DetachPlayer() { if (!HasPlayer()) return; - cout << "player \"" << player->Name() << "\" left" << endl; - player->GetEntity().Kill(); - player->GetEntity().UnRef(); - player = nullptr; + string msg = "player \"" + input->GetPlayer().Name() + "\" left"; + cout << msg << endl; + server.DistributeMessage(0, 0, msg); + + server.GetWorldSave().Write(input->GetPlayer()); + PlayerEntity().Kill(); + PlayerEntity().UnRef(); + input.reset(); transmitter.Abort(); chunk_queue.clear(); + old_actions = 0; } -void ClientConnection::SetPlayerModel(const CompositeModel &m) noexcept { +void ClientConnection::SetPlayerModel(const Model &m) noexcept { player_model = &m; if (HasPlayer()) { m.Instantiate(PlayerEntity().GetModel()); @@ -430,7 +463,7 @@ bool ClientConnection::HasPlayerModel() const noexcept { return player_model; } -const CompositeModel &ClientConnection::GetPlayerModel() const noexcept { +const Model &ClientConnection::GetPlayerModel() const noexcept { return *player_model; } @@ -478,7 +511,7 @@ void ClientConnection::On(const Packet::Login &pack) { string name; pack.ReadPlayerName(name); - Player *new_player = server.GetWorld().AddPlayer(name); + Player *new_player = server.JoinPlayer(name); if (new_player) { // success! @@ -511,21 +544,71 @@ void ClientConnection::On(const Packet::PlayerUpdate &pack) { int pack_diff = int16_t(pack.Seq()) - int16_t(player_update_pack); bool overdue = player_update_timer.HitOnce(); player_update_timer.Reset(); - if (pack_diff > 0 || overdue) { - player_update_pack = pack.Seq(); - pack.ReadPlayerState(player_update_state); - // accept velocity and orientation as "user input" - PlayerEntity().Velocity(player_update_state.velocity); - PlayerEntity().Orientation(player_update_state.orient); + if (pack_diff <= 0 && !overdue) { + // drop old packets if we have a fairly recent state + return; + } + glm::vec3 movement(0.0f); + uint8_t new_actions; + uint8_t slot; + + player_update_pack = pack.Seq(); + pack.ReadPredictedState(player_update_state); + pack.ReadMovement(movement); + pack.ReadActions(new_actions); + pack.ReadSlot(slot); + + input->SetMovement(movement); + input->TurnHead(player_update_state.pitch - input->GetPitch(), player_update_state.yaw - input->GetYaw()); + input->SelectInventory(slot); + + if ((new_actions & 0x01) && !(old_actions & 0x01)) { + input->StartPrimaryAction(); + } else if (!(new_actions & 0x01) && (old_actions & 0x01)) { + input->StopPrimaryAction(); + } + if ((new_actions & 0x02) && !(old_actions & 0x02)) { + input->StartSecondaryAction(); + } else if (!(new_actions & 0x02) && (old_actions & 0x02)) { + input->StopSecondaryAction(); + } + if ((new_actions & 0x04) && !(old_actions & 0x04)) { + input->StartTertiaryAction(); + } else if (!(new_actions & 0x04) && (old_actions & 0x04)) { + input->StopTertiaryAction(); + } + old_actions = new_actions; +} + +bool ClientConnection::ChunkInRange(const glm::ivec3 &pos) const noexcept { + return HasPlayer() && PlayerChunks().InRange(pos); +} + +void ClientConnection::On(const Packet::Message &pack) { + uint8_t type; + uint32_t ref; + string msg; + pack.ReadType(type); + pack.ReadReferral(ref); + pack.ReadMessage(msg); + + if (type == 1 && HasPlayer()) { + server.DistributeMessage(1, PlayerEntity().ID(), msg); } } -Server::Server(const Config::Network &conf, World &world) +Server::Server( + const Config::Network &conf, + World &world, + const World::Config &wc, + const WorldSave &save) : serv_sock(nullptr) , serv_pack{ -1, nullptr, 0 } , clients() , world(world) +, spawn_index(world.Chunks().MakeIndex(wc.spawn, 3)) +, save(save) , player_model(nullptr) { serv_sock = SDLNet_UDP_Open(conf.port); if (!serv_sock) { @@ -537,6 +620,7 @@ Server::Server(const Config::Network &conf, World &world) } Server::~Server() { + world.Chunks().UnregisterIndex(spawn_index); delete[] serv_pack.data; SDLNet_UDP_Close(serv_sock); } @@ -593,7 +677,7 @@ void Server::Update(int dt) { } } -void Server::SetPlayerModel(const CompositeModel &m) noexcept { +void Server::SetPlayerModel(const Model &m) noexcept { player_model = &m; for (ClientConnection &client : clients) { client.SetPlayerModel(m); @@ -604,9 +688,56 @@ bool Server::HasPlayerModel() const noexcept { return player_model; } -const CompositeModel &Server::GetPlayerModel() const noexcept { +const Model &Server::GetPlayerModel() const noexcept { return *player_model; } +Player *Server::JoinPlayer(const string &name) { + if (spawn_index.MissingChunks() > 0) { + return nullptr; + } + Player *player = world.AddPlayer(name); + if (!player) { + return nullptr; + } + if (save.Exists(*player)) { + save.Read(*player); + } else { + // TODO: spawn + } + return player; +} + +void Server::SetBlock(Chunk &chunk, int index, const Block &block) { + chunk.SetBlock(index, block); + // TODO: batch chunk changes + auto pack = Packet::Make(GetPacket()); + pack.WriteChunkCoords(chunk.Position()); + pack.WriteBlockCount(uint32_t(1)); + pack.WriteIndex(index, 0); + pack.WriteBlock(chunk.BlockAt(index), 0); + GetPacket().len = sizeof(Packet::Header) + Packet::BlockUpdate::GetSize(1); + for (ClientConnection &client : clients) { + if (client.ChunkInRange(chunk.Position())) { + client.Send(); + } + } +} + +void Server::DistributeMessage(uint8_t type, uint32_t ref, const string &msg) { + auto pack = Packet::Make(serv_pack); + pack.WriteType(type); + pack.WriteReferral(ref); + pack.WriteMessage(msg); + serv_pack.len = sizeof(Packet::Header) + Packet::Message::GetSize(msg); + SendAll(); +} + +void Server::SendAll() { + for (ClientConnection &client : clients) { + client.GetConnection().Send(serv_pack, serv_sock); + } +} + } }