src/app/WorldState.cpp

   1 #include "WorldState.hpp"
   2
   3 #include "Environment.hpp"
   4 #include "init.hpp"
   5 #include "TextureIndex.hpp"
   6
   7 #include <SDL.h>
   8
   9
  10 namespace blank {
  11
  12 WorldState::WorldState(
  13         Environment &env,
  14         const Generator::Config &gc,
  15         const Interface::Config &ic,
  16         const World::Config &wc,
  17         const WorldSave &save
  18 )
  19 : env(env)
  20 , block_types()
  21 , world(block_types, wc)
  22 , interface(ic, env, world, world.AddPlayer(ic.player_name))
  23 , generator(gc)
  24 , chunk_loader(world.Chunks(), generator, save)
  25 , chunk_renderer(*interface.GetPlayer().chunks)
  26 , skeletons()
  27 , spawner(world, skeletons, gc.seed)
  28 , preload(env, chunk_loader, chunk_renderer)
  29 , unload(env, world.Chunks(), save) {
  30         TextureIndex tex_index;
  31         env.loader.LoadBlockTypes("default", block_types, tex_index);
  32         chunk_renderer.LoadTextures(env.loader, tex_index);
  33         chunk_renderer.FogDensity(wc.fog_density);
  34         skeletons.Load();
  35         // TODO: better solution for initializing HUD
  36         interface.SelectNext();
  37 }
  38
  39
  40 void WorldState::OnEnter() {
  41         env.state.Push(&preload);
  42         env.window.GrabMouse();
  43 }
  44
  45
  46 void WorldState::Handle(const SDL_Event &event) {
  47         switch (event.type) {
  48                 case SDL_KEYDOWN:
  49                         interface.HandlePress(event.key);
  50                         break;
  51                 case SDL_KEYUP:
  52                         interface.HandleRelease(event.key);
  53                         break;
  54                 case SDL_MOUSEBUTTONDOWN:
  55                         interface.HandlePress(event.button);
  56                         break;
  57                 case SDL_MOUSEBUTTONUP:
  58                         interface.HandleRelease(event.button);
  59                         break;
  60                 case SDL_MOUSEMOTION:
  61                         interface.Handle(event.motion);
  62                         break;
  63                 case SDL_MOUSEWHEEL:
  64                         interface.Handle(event.wheel);
  65                         break;
  66                 case SDL_QUIT:
  67                         env.state.Switch(&unload);
  68                         break;
  69                 default:
  70                         break;
  71         }
  72 }
  73
  74 void WorldState::Update(int dt) {
  75         interface.Update(dt);
  76         spawner.Update(dt);
  77         world.Update(dt);
  78         chunk_loader.Update(dt);
  79         chunk_renderer.Update(dt);
  80
  81         Entity &player = *interface.GetPlayer().entity;
  82
  83         glm::mat4 trans = player.Transform(player.ChunkCoords());
  84         glm::vec3 dir(trans * glm::vec4(0.0f, 0.0f, -1.0f, 0.0f));
  85         glm::vec3 up(trans * glm::vec4(0.0f, 1.0f, 0.0f, 0.0f));
  86         env.audio.Position(player.Position());
  87         env.audio.Velocity(player.Velocity());
  88         env.audio.Orientation(dir, up);
  89 }
  90
  91 void WorldState::Render(Viewport &viewport) {
  92         Entity &player = *interface.GetPlayer().entity;
  93         viewport.WorldPosition(player.Transform(player.ChunkCoords()));
  94         chunk_renderer.Render(viewport);
  95         world.Render(viewport);
  96         interface.Render(viewport);
  97 }
  98
  99 }