src/core/movie.cpp

   1 #include "lsnes.hpp"
   2
   3 #include "core/movie.hpp"
   4
   5 #include <stdexcept>
   6 #include <cassert>
   7 #include <cstring>
   8 #include <fstream>
   9
  10 movie_logic::movie_logic() throw()
  11 {
  12         mf = NULL;
  13         mov = NULL;
  14         rrd = NULL;
  15 }
  16
  17 void movie_logic::set_movie(movie& _mov, bool free_old) throw()
  18 {
  19         auto tmp = mov;
  20         mov = &_mov;
  21         if(free_old) delete tmp;
  22 }
  23
  24 movie& movie_logic::get_movie() throw(std::runtime_error)
  25 {
  26         if(!mov)
  27                 throw std::runtime_error("No movie");
  28         return *mov;
  29 }
  30
  31 void movie_logic::set_mfile(moviefile& _mf, bool free_old) throw()
  32 {
  33         auto tmp = mf;
  34         mf = &_mf;
  35         if(free_old) delete tmp;
  36 }
  37
  38 moviefile& movie_logic::get_mfile() throw(std::runtime_error)
  39 {
  40         if(!mf)
  41                 throw std::runtime_error("No movie");
  42         return *mf;
  43 }
  44
  45 void movie_logic::set_rrdata(rrdata_set& _rrd, bool free_old) throw()
  46 {
  47         auto tmp = rrd;
  48         rrd = &_rrd;
  49         if(free_old) delete tmp;
  50 }
  51
  52 rrdata_set& movie_logic::get_rrdata() throw(std::runtime_error)
  53 {
  54         if(!rrd)
  55                 throw std::runtime_error("No movie");
  56         return *rrd;
  57 }
  58
  59 void movie_logic::new_frame_starting(bool dont_poll) throw(std::bad_alloc, std::runtime_error)
  60 {
  61         mov->next_frame();
  62         portctrl::frame c = update_controls(false);
  63         if(!mov->readonly_mode()) {
  64                 mov->set_controls(c);
  65                 if(!dont_poll)
  66                         mov->set_all_DRDY();
  67         } else if(!dont_poll)
  68                 mov->set_all_DRDY();
  69 }
  70
  71 short movie_logic::input_poll(unsigned port, unsigned dev, unsigned id) throw(std::bad_alloc, std::runtime_error)
  72 {
  73         if(!mov)
  74                 return 0;
  75         //If this is for something else than 0-0-x, drop out of poll advance if any.
  76         bool force = false;
  77         if(port || dev) force = notify_user_poll();
  78         if(!mov->get_DRDY(port, dev, id) || force) {
  79                 mov->set_controls(update_controls(true, force));
  80                 mov->set_all_DRDY();
  81         }
  82         return mov->next_input(port, dev, id);
  83 }
  84
  85 void movie_logic::release_memory()
  86 {
  87         delete rrd;
  88         rrd = NULL;
  89         delete mov;
  90         mov = NULL;
  91         delete mf;
  92         mf = NULL;
  93 }