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