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