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 Interface::Config &ic,
  15         const World::Config &wc,
  16         const WorldSave &save
  17 )
  18 : env(env)
  19 , block_types()
  20 , world(block_types, wc, save)
  21 , chunk_renderer(world, wc.load.load_dist)
  22 , skeletons()
  23 , spawner(world, skeletons, wc.gen.seed)
  24 , interface(ic, env, world, *world.AddPlayer(ic.player_name))
  25 , preload(env, world.Loader(), chunk_renderer)
  26 , unload(env, world.Loader()) {
  27         TextureIndex tex_index;
  28         env.loader.LoadBlockTypes("default", block_types, tex_index);
  29         chunk_renderer.LoadTextures(env.loader, tex_index);
  30         chunk_renderer.FogDensity(wc.fog_density);
  31         skeletons.Load();
  32         // TODO: better solution for initializing HUD
  33         interface.SelectNext();
  34 }
  35
  36
  37 void WorldState::OnEnter() {
  38         env.state.Push(&preload);
  39         env.window.GrabMouse();
  40 }
  41
  42
  43 void WorldState::Handle(const SDL_Event &event) {
  44         switch (event.type) {
  45                 case SDL_KEYDOWN:
  46                         interface.HandlePress(event.key);
  47                         break;
  48                 case SDL_KEYUP:
  49                         interface.HandleRelease(event.key);
  50                         break;
  51                 case SDL_MOUSEBUTTONDOWN:
  52                         interface.HandlePress(event.button);
  53                         break;
  54                 case SDL_MOUSEBUTTONUP:
  55                         interface.HandleRelease(event.button);
  56                         break;
  57                 case SDL_MOUSEMOTION:
  58                         interface.Handle(event.motion);
  59                         break;
  60                 case SDL_MOUSEWHEEL:
  61                         interface.Handle(event.wheel);
  62                         break;
  63                 case SDL_QUIT:
  64                         env.state.Switch(&unload);
  65                         break;
  66                 default:
  67                         break;
  68         }
  69 }
  70
  71 void WorldState::Update(int dt) {
  72         interface.Update(dt);
  73         spawner.Update(dt);
  74         world.Update(dt);
  75         chunk_renderer.Rebase(interface.Player().ChunkCoords());
  76         chunk_renderer.Update(dt);
  77
  78         glm::mat4 trans = interface.Player().Transform(interface.Player().ChunkCoords());
  79         glm::vec3 dir(trans * glm::vec4(0.0f, 0.0f, -1.0f, 0.0f));
  80         glm::vec3 up(trans * glm::vec4(0.0f, 1.0f, 0.0f, 0.0f));
  81         env.audio.Position(interface.Player().Position());
  82         env.audio.Velocity(interface.Player().Velocity());
  83         env.audio.Orientation(dir, up);
  84 }
  85
  86 void WorldState::Render(Viewport &viewport) {
  87         viewport.WorldPosition(interface.Player().Transform(interface.Player().ChunkCoords()));
  88         chunk_renderer.Render(viewport);
  89         world.Render(viewport);
  90         interface.Render(viewport);
  91 }
  92
  93 }