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