src/emulation/sky/state.cpp

   1 #include "state.hpp"
   2 #include "romimage.hpp"
   3
   4 namespace sky
   5 {
   6         const char* const statenames[] = {
   7                 "MENU_FADEIN", "MENU", "MENU_FADEOUT", "LOAD_LEVEL", "LEVEL_FADEIN", "LEVEL_PLAY", "LEVEL_COMPLETE",
   8                 "LEVEL_FADEOUT", "LOAD_MENU", "LEVEL_UNAVAIL", "DEMO_UNAVAIL", "LEVEL_FADEOUT_RETRY"
   9         };
  10
  11         void gstate::level_init(uint8_t _stage)
  12         {
  13                 stage = _stage;
  14                 p.level_init(curlevel);
  15                 paused = 0;
  16                 speedind = 0;
  17                 fuelind = 0;
  18                 o2ind = 0;
  19                 distind = 0;
  20                 lockind = 0;
  21                 beep_phase = 0;
  22         }
  23         uint8_t gstate::simulate_frame(noise_maker& sfx, int lr, int ad, bool jump)
  24         {
  25                 uint8_t dstatus = p.simulate_frame(curlevel, sfx, lr, ad, jump);
  26                 uint16_t lt = p.lpos >> 16;
  27                 uint8_t ht = (p.hpos - 12160) / 5888;
  28                 if(secret == 1 && p.is_set(physics::flag_landed) && ht <= 2 && lt >= 131 && lt <= 170)
  29                         secret |= 0x80;
  30                 else if(secret == 2 && p.is_set(physics::flag_landed) && ht == 3 && lt >= 58 && lt <= 62)
  31                         secret |= 0x80;
  32                 return dstatus;
  33         }
  34         void gstate::change_state(uint8_t newstate)
  35         {
  36                 state = newstate;
  37                 fadecount = 0;
  38         }
  39
  40         std::pair<uint8_t*, size_t> gstate::as_ram()
  41         {
  42                 return std::make_pair(reinterpret_cast<uint8_t*>(this), sizeof(*this));
  43         }
  44 }