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