src/standalone/MasterState.cpp

   1 #include "MasterState.hpp"
   2
   3 #include "../app/Config.hpp"
   4 #include "../app/Environment.hpp"
   5 #include "../app/init.hpp"
   6 #include "../io/WorldSave.hpp"
   7
   8 #include <SDL.h>
   9
  10
  11 namespace blank {
  12 namespace standalone {
  13
  14 MasterState::MasterState(
  15         Environment &env,
  16         Config &config,
  17         const Generator::Config &gc,
  18         const World::Config &wc,
  19         const WorldSave &save
  20 )
  21 : config(config)
  22 , env(env)
  23 , res()
  24 , sounds()
  25 , save(save)
  26 , world(res.block_types, wc)
  27 , spawn_index(world.Chunks().MakeIndex(wc.spawn, 3))
  28 , player(*world.AddPlayer(config.player.name))
  29 , spawn_player(false)
  30 , hud(env, config, player)
  31 , manip(env.audio, sounds, player.GetEntity())
  32 , input(world, player, manip)
  33 , interface(config, env.keymap, input, *this)
  34 , generator(gc)
  35 , chunk_loader(world.Chunks(), generator, save)
  36 , chunk_renderer(player.GetChunks())
  37 , spawner(world, res.models, env.rng)
  38 , sky(env.loader.LoadCubeMap("skybox"))
  39 , cli(world)
  40 , preload(env, chunk_loader, chunk_renderer)
  41 , unload(env, world.Chunks(), save)
  42 , chat(env, *this, *this) {
  43         res.Load(env.loader, "default");
  44         if (res.models.size() < 2) {
  45                 throw std::runtime_error("need at least two models to run");
  46         }
  47         res.models[0].Instantiate(player.GetEntity().GetModel());
  48         sounds.Load(env.loader, res.snd_index);
  49         spawner.LimitModels(1, res.models.size());
  50         interface.SetInventorySlots(res.block_types.size() - 1);
  51         generator.LoadTypes(res.block_types);
  52         chunk_renderer.LoadTextures(env.loader, res.tex_index);
  53         chunk_renderer.FogDensity(wc.fog_density);
  54         if (save.Exists(player)) {
  55                 save.Read(player);
  56                 glm::vec3 orient(glm::eulerAngles(player.GetEntity().Orientation()));
  57                 input.TurnHead(orient.x, orient.y);
  58         } else {
  59                 spawn_player = true;
  60         }
  61 }
  62
  63 MasterState::~MasterState() {
  64         world.Chunks().UnregisterIndex(spawn_index);
  65 }
  66
  67
  68 void MasterState::OnResume() {
  69         if (spawn_index.MissingChunks() > 0) {
  70                 env.state.Push(&preload);
  71                 return;
  72         }
  73         if (spawn_player) {
  74                 // TODO: spawn
  75                 spawn_player = false;
  76         }
  77         hud.KeepMessages(false);
  78         OnFocus();
  79 }
  80
  81 void MasterState::OnPause() {
  82         OnBlur();
  83 }
  84
  85 void MasterState::OnFocus() {
  86         if (config.input.mouse) {
  87                 env.window.GrabMouse();
  88         }
  89         interface.Unlock();
  90 }
  91
  92 void MasterState::OnBlur() {
  93         env.window.ReleaseMouse();
  94         interface.Lock();
  95 }
  96
  97
  98 void MasterState::Handle(const SDL_Event &event) {
  99         switch (event.type) {
 100                 case SDL_KEYDOWN:
 101                         // TODO: move to interface
 102                         if (event.key.keysym.sym == SDLK_RETURN) {
 103                                 chat.Clear();
 104                                 env.state.Push(&chat);
 105                                 hud.KeepMessages(true);
 106                         } else if (event.key.keysym.sym == SDLK_SLASH) {
 107                                 chat.Preset("/");
 108                                 env.state.Push(&chat);
 109                                 hud.KeepMessages(true);
 110                         } else {
 111                                 interface.HandlePress(event.key);
 112                         }
 113                         break;
 114                 case SDL_KEYUP:
 115                         interface.HandleRelease(event.key);
 116                         break;
 117                 case SDL_MOUSEBUTTONDOWN:
 118                         interface.HandlePress(event.button);
 119                         break;
 120                 case SDL_MOUSEBUTTONUP:
 121                         interface.HandleRelease(event.button);
 122                         break;
 123                 case SDL_MOUSEMOTION:
 124                         interface.Handle(event.motion);
 125                         break;
 126                 case SDL_MOUSEWHEEL:
 127                         interface.Handle(event.wheel);
 128                         break;
 129                 case SDL_QUIT:
 130                         Exit();
 131                         break;
 132                 default:
 133                         break;
 134         }
 135 }
 136
 137 void MasterState::Update(int dt) {
 138         spawner.Update(dt);
 139         world.Update(dt);
 140         if (input.BlockFocus()) {
 141                 hud.FocusBlock(input.BlockFocus().GetChunk(), input.BlockFocus().block);
 142         } else if (input.EntityFocus()) {
 143                 hud.FocusEntity(*input.EntityFocus().entity);
 144         } else {
 145                 hud.FocusNone();
 146         }
 147         hud.Display(res.block_types[player.GetInventorySlot() + 1]);
 148         hud.Update(dt);
 149         chunk_loader.Update(dt);
 150         chunk_renderer.Update(dt);
 151
 152         glm::mat4 trans = player.GetEntity().Transform(player.GetEntity().ChunkCoords());
 153         glm::vec3 dir(trans * glm::vec4(0.0f, 0.0f, -1.0f, 0.0f));
 154         glm::vec3 up(trans * glm::vec4(0.0f, 1.0f, 0.0f, 0.0f));
 155         env.audio.Position(player.GetEntity().Position());
 156         env.audio.Velocity(player.GetEntity().Velocity());
 157         env.audio.Orientation(dir, up);
 158 }
 159
 160 void MasterState::Render(Viewport &viewport) {
 161         viewport.WorldPosition(
 162                 player.GetEntity().Transform(player.GetEntity().ChunkCoords())
 163                 * player.GetEntity().GetModel().EyesTransform());
 164         if (config.video.world) {
 165                 chunk_renderer.Render(viewport);
 166                 world.Render(viewport);
 167                 sky.Render(viewport);
 168         }
 169         hud.Render(viewport);
 170 }
 171
 172
 173 void MasterState::SetAudio(bool b) {
 174         config.audio.enabled = b;
 175         if (b) {
 176                 hud.PostMessage("Audio enabled");
 177         } else {
 178                 hud.PostMessage("Audio disabled");
 179         }
 180 }
 181
 182 void MasterState::SetVideo(bool b) {
 183         config.video.world = b;
 184         if (b) {
 185                 hud.PostMessage("World rendering enabled");
 186         } else {
 187                 hud.PostMessage("World rendering disabled");
 188         }
 189 }
 190
 191 void MasterState::SetHUD(bool b) {
 192         config.video.hud = b;
 193         if (b) {
 194                 hud.PostMessage("HUD rendering enabled");
 195         } else {
 196                 hud.PostMessage("HUD rendering disabled");
 197         }
 198 }
 199
 200 void MasterState::SetDebug(bool b) {
 201         config.video.debug = b;
 202         if (b) {
 203                 hud.PostMessage("Debug rendering enabled");
 204         } else {
 205                 hud.PostMessage("Debug rendering disabled");
 206         }
 207 }
 208
 209 void MasterState::Exit() {
 210         save.Write(player);
 211         env.state.Switch(&unload);
 212 }
 213
 214 void MasterState::OnLineSubmit(const std::string &line) {
 215         if (line.empty()) {
 216                 return;
 217         }
 218         if (line[0] == '/' && line.size() > 1 && line[1] != '/') {
 219                 cli.Execute(player, line.substr(1));
 220         } else {
 221                 hud.PostMessage(line);
 222         }
 223 }
 224
 225 }
 226 }