+ viewport.WorldPosition(
+ player.GetEntity().Transform(player.GetEntity().ChunkCoords())
+ * player.GetEntity().GetModel().EyesTransform());
+ if (master.GetConfig().video.world) {
+ chunk_renderer.Render(viewport);
+ world.Render(viewport);
+ sky.Render(viewport);
+ }
+ hud.Render(viewport);
+}
+
+void InteractiveState::Handle(const Packet::SpawnEntity &pack) {
+ uint32_t entity_id;
+ pack.ReadEntityID(entity_id);
+ Entity &entity = world.ForceAddEntity(entity_id);
+ UpdateEntity(entity_id, pack.Seq());
+ pack.ReadEntity(entity);
+ uint32_t skel_id;
+ pack.ReadSkeletonID(skel_id);
+ if (skel_id > 0 && skel_id <= res.models.size()) {
+ Model &skel = res.models.Get(skel_id);
+ skel.Instantiate(entity.GetModel());
+ }
+ cout << "spawned entity #" << entity_id << " (" << entity.Name()
+ << ") at " << entity.AbsolutePosition() << endl;
+}
+
+void InteractiveState::Handle(const Packet::DespawnEntity &pack) {
+ uint32_t entity_id;
+ pack.ReadEntityID(entity_id);
+ ClearEntity(entity_id);
+ for (Entity &entity : world.Entities()) {
+ if (entity.ID() == entity_id) {
+ entity.Kill();
+ cout << "despawned entity #" << entity_id << " (" << entity.Name() << ") at " << entity.AbsolutePosition() << endl;
+ return;
+ }
+ }
+}
+
+void InteractiveState::Handle(const Packet::EntityUpdate &pack) {
+ auto world_iter = world.Entities().begin();
+ auto world_end = world.Entities().end();
+
+ uint32_t count = 0;
+ pack.ReadEntityCount(count);
+
+ for (uint32_t i = 0; i < count; ++i) {
+ uint32_t entity_id = 0;
+ pack.ReadEntityID(entity_id, i);
+
+ while (world_iter != world_end && world_iter->ID() < entity_id) {
+ ++world_iter;
+ }
+ if (world_iter == world_end) {
+ // nothing can be done from here
+ return;
+ }
+ if (world_iter->ID() == entity_id) {
+ if (UpdateEntity(entity_id, pack.Seq())) {
+ pack.ReadEntityState(world_iter->GetState(), i);
+ }
+ }
+ }
+}
+
+bool InteractiveState::UpdateEntity(uint32_t entity_id, uint16_t seq) {
+ auto entry = update_status.find(entity_id);
+ if (entry == update_status.end()) {
+ update_status.emplace(entity_id, UpdateStatus{ seq, loop_timer.Elapsed() });
+ return true;
+ }
+
+ int16_t pack_diff = int16_t(seq) - int16_t(entry->second.last_packet);
+ int time_diff = loop_timer.Elapsed() - entry->second.last_update;
+ entry->second.last_update = loop_timer.Elapsed();
+
+ if (pack_diff > 0 || time_diff > 1500) {
+ entry->second.last_packet = seq;
+ return true;
+ } else {
+ return false;
+ }
+}
+
+void InteractiveState::ClearEntity(uint32_t entity_id) {
+ update_status.erase(entity_id);
+}
+
+void InteractiveState::Handle(const Packet::PlayerCorrection &pack) {
+ uint16_t pack_seq;
+ EntityState corrected_state;
+ pack.ReadPacketSeq(pack_seq);
+ pack.ReadPlayerState(corrected_state);
+ input.MergePlayerCorrection(pack_seq, corrected_state);
+}
+
+void InteractiveState::Handle(const Packet::BlockUpdate &pack) {
+ glm::ivec3 pos;
+ pack.ReadChunkCoords(pos);
+ Chunk *chunk = player.GetChunks().Get(pos);
+ if (!chunk) {
+ // this change doesn't concern us
+ return;
+ }
+ uint32_t count = 0;
+ pack.ReadBlockCount(count);
+ for (uint32_t i = 0; i < count; ++i) {
+ uint16_t index;
+ Block block;
+ pack.ReadIndex(index, i);
+ pack.ReadBlock(block, i);
+ if (index < Chunk::size && block.type < res.block_types.size()) {
+ manip.SetBlock(*chunk, index, block);
+ }
+ }
+}
+
+void InteractiveState::SetAudio(bool b) {
+ master.GetConfig().audio.enabled = b;
+ if (b) {
+ hud.PostMessage("Audio enabled");
+ } else {
+ hud.PostMessage("Audio disabled");
+ }
+}
+
+void InteractiveState::SetVideo(bool b) {
+ master.GetConfig().video.world = b;
+ if (b) {
+ hud.PostMessage("World rendering enabled");
+ } else {
+ hud.PostMessage("World rendering disabled");
+ }
+}
+
+void InteractiveState::SetHUD(bool b) {
+ master.GetConfig().video.hud = b;
+ if (b) {
+ hud.PostMessage("HUD rendering enabled");
+ } else {
+ hud.PostMessage("HUD rendering disabled");
+ }
+}
+
+void InteractiveState::SetDebug(bool b) {
+ master.GetConfig().video.debug = b;
+ if (b) {
+ hud.PostMessage("Debug rendering enabled");
+ } else {
+ hud.PostMessage("Debug rendering disabled");
+ }
+}
+
+void InteractiveState::Exit() {
+ save.Write(player);
+ master.Quit();