src/emulation/sky/state.hpp

   1 #ifndef _skycore__state__hpp__included__
   2 #define _skycore__state__hpp__included__
   3
   4 #include <cstdlib>
   5 #include <cstdint>
   6 #include "physics.hpp"
   7 #include "music.hpp"
   8 #include "demo.hpp"
   9 #include "level.hpp"
  10 #include "sound.hpp"
  11 #include "random.hpp"
  12
  13 namespace sky
  14 {
  15         const uint8_t state_menu_fadein = 0;            //Menu fading in.
  16         const uint8_t state_menu = 1;                   //In menu.
  17         const uint8_t state_menu_fadeout = 2;           //Menu fading out.
  18         const uint8_t state_load_level = 3;             //Level being loaded.
  19         const uint8_t state_level_fadein = 4;           //Level fading in.
  20         const uint8_t state_level_play = 5;             //Level being played.
  21         const uint8_t state_level_complete = 6;         //Level completed.
  22         const uint8_t state_level_fadeout = 7;          //Level fading out.
  23         const uint8_t state_load_menu = 8;              //Menu being loaded.
  24         const uint8_t state_level_unavail = 9;          //Level unavailable.
  25         const uint8_t state_demo_unavail = 10;          //Demo unavailable.
  26         const uint8_t state_level_fadeout_retry = 11;   //Level fading out for retry.
  27         const uint8_t state_load_level_nomus = 12;      //Level being loaded, without reloading music.
  28         const uint8_t state_lockup = 13;                //Game is locked up.
  29
  30         struct gstate
  31         {
  32                 //DO NOT PUT POINTERS IN HERE!!!
  33                 //Also, be careful not to do anything undefined if there is a bad value.
  34                 demo curdemo;
  35                 level curlevel;
  36                 active_sfx_dma dma;
  37                 random rng;
  38                 music_player_memory music;
  39                 physics p;
  40                 uint64_t pcmpos;                //PCM position in song.
  41                 uint64_t frames_ran;            //Number of frames run.
  42                 uint32_t cursong;               //Current song number.
  43                 uint16_t waited;                //Menu wait / timeattack time.
  44                 uint8_t paused;                 //Paused flag.
  45                 uint8_t speedind;               //Indicated speed.
  46                 uint8_t o2ind;                  //Indicated amount of oxygen.
  47                 uint8_t fuelind;                //Indicated amount of fuel.
  48                 uint8_t distind;                //Indicated distance.
  49                 uint8_t lockind;                //Lock indicator flag.
  50                 uint8_t beep_phase;             //Out of O2/Fuel flash phase.
  51                 uint8_t state;                  //State of game.
  52                 uint8_t fadecount;              //Fade counter.
  53                 uint8_t stage;                  //Current stage.
  54                 uint8_t oldstage;               //old stage (used in menu).
  55                 uint8_t savestage;              //Saved stage (used over demo).
  56                 uint8_t demo_flag;              //Set to 1 to load demo.
  57                 uint8_t lastkeys;               //Last key state.
  58                 uint8_t secret;                 //Secret flag.
  59                 uint8_t timeattack;             //Timeattack flag
  60                 uint8_t padC;                   //Padding.
  61                 uint8_t padD;                   //Padding.
  62                 uint8_t sram[32];               //SRAM.
  63                 void level_init(uint8_t _stage);
  64                 uint8_t simulate_frame(noise_maker& sfx, int lr, int ad, bool jump);
  65                 void change_state(uint8_t newstate);
  66                 std::pair<uint8_t*, size_t> as_ram();
  67         };
  68 }
  69
  70 #endif