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 , preload(env, chunk_loader, chunk_renderer)
  40 , unload(env, world.Chunks(), save) {
  41         res.Load(env.loader, "default");
  42         if (res.models.size() < 2) {
  43                 throw std::runtime_error("need at least two models to run");
  44         }
  45         res.models[0].Instantiate(player.GetEntity().GetModel());
  46         sounds.Load(env.loader, res.snd_index);
  47         spawner.LimitModels(1, res.models.size());
  48         interface.SetInventorySlots(res.block_types.size() - 1);
  49         generator.LoadTypes(res.block_types);
  50         chunk_renderer.LoadTextures(env.loader, res.tex_index);
  51         chunk_renderer.FogDensity(wc.fog_density);
  52         if (save.Exists(player)) {
  53                 save.Read(player);
  54                 glm::vec3 orient(glm::eulerAngles(player.GetEntity().Orientation()));
  55                 input.TurnHead(orient.x, orient.y);
  56         } else {
  57                 spawn_player = true;
  58         }
  59 }
  60
  61 MasterState::~MasterState() {
  62         world.Chunks().UnregisterIndex(spawn_index);
  63 }
  64
  65
  66 void MasterState::OnResume() {
  67         if (spawn_index.MissingChunks() > 0) {
  68                 env.state.Push(&preload);
  69         }
  70         if (config.input.mouse) {
  71                 env.window.GrabMouse();
  72         }
  73         if (spawn_player) {
  74                 // TODO: spawn
  75                 spawn_player = false;
  76         }
  77 }
  78
  79 void MasterState::OnPause() {
  80         env.window.ReleaseMouse();
  81 }
  82
  83
  84 void MasterState::Handle(const SDL_Event &event) {
  85         switch (event.type) {
  86                 case SDL_KEYDOWN:
  87                         interface.HandlePress(event.key);
  88                         break;
  89                 case SDL_KEYUP:
  90                         interface.HandleRelease(event.key);
  91                         break;
  92                 case SDL_MOUSEBUTTONDOWN:
  93                         interface.HandlePress(event.button);
  94                         break;
  95                 case SDL_MOUSEBUTTONUP:
  96                         interface.HandleRelease(event.button);
  97                         break;
  98                 case SDL_MOUSEMOTION:
  99                         interface.Handle(event.motion);
 100                         break;
 101                 case SDL_MOUSEWHEEL:
 102                         interface.Handle(event.wheel);
 103                         break;
 104                 case SDL_QUIT:
 105                         Exit();
 106                         break;
 107                 default:
 108                         break;
 109         }
 110 }
 111
 112 void MasterState::Update(int dt) {
 113         input.Update(dt);
 114         if (input.BlockFocus()) {
 115                 hud.FocusBlock(input.BlockFocus().GetChunk(), input.BlockFocus().block);
 116         } else if (input.EntityFocus()) {
 117                 hud.FocusEntity(*input.EntityFocus().entity);
 118         } else {
 119                 hud.FocusNone();
 120         }
 121         hud.Display(res.block_types[player.GetInventorySlot() + 1]);
 122         hud.Update(dt);
 123         spawner.Update(dt);
 124         world.Update(dt);
 125         chunk_loader.Update(dt);
 126         chunk_renderer.Update(dt);
 127
 128         glm::mat4 trans = player.GetEntity().Transform(player.GetEntity().ChunkCoords());
 129         glm::vec3 dir(trans * glm::vec4(0.0f, 0.0f, -1.0f, 0.0f));
 130         glm::vec3 up(trans * glm::vec4(0.0f, 1.0f, 0.0f, 0.0f));
 131         env.audio.Position(player.GetEntity().Position());
 132         env.audio.Velocity(player.GetEntity().Velocity());
 133         env.audio.Orientation(dir, up);
 134 }
 135
 136 void MasterState::Render(Viewport &viewport) {
 137         viewport.WorldPosition(
 138                 player.GetEntity().Transform(player.GetEntity().ChunkCoords())
 139                 * player.GetEntity().GetModel().EyesTransform());
 140         if (config.video.world) {
 141                 chunk_renderer.Render(viewport);
 142                 world.Render(viewport);
 143                 sky.Render(viewport);
 144         }
 145         hud.Render(viewport);
 146 }
 147
 148
 149 void MasterState::SetAudio(bool b) {
 150         config.audio.enabled = b;
 151         if (b) {
 152                 hud.PostMessage("Audio enabled");
 153         } else {
 154                 hud.PostMessage("Audio disabled");
 155         }
 156 }
 157
 158 void MasterState::SetVideo(bool b) {
 159         config.video.world = b;
 160         if (b) {
 161                 hud.PostMessage("World rendering enabled");
 162         } else {
 163                 hud.PostMessage("World rendering disabled");
 164         }
 165 }
 166
 167 void MasterState::SetHUD(bool b) {
 168         config.video.hud = b;
 169         if (b) {
 170                 hud.PostMessage("HUD rendering enabled");
 171         } else {
 172                 hud.PostMessage("HUD rendering disabled");
 173         }
 174 }
 175
 176 void MasterState::SetDebug(bool b) {
 177         config.video.debug = b;
 178         if (b) {
 179                 hud.PostMessage("Debug rendering enabled");
 180         } else {
 181                 hud.PostMessage("Debug rendering disabled");
 182         }
 183 }
 184
 185 void MasterState::Exit() {
 186         save.Write(player);
 187         env.state.Switch(&unload);
 188 }
 189
 190 }
 191 }