src/app/WorldState.cpp

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