source/game/system.cpp

   1 #include "system.h"
   2
   3 using namespace std;
   4
   5 namespace Msp::Game {
   6
   7 thread_local System *System::active = nullptr;
   8
   9 void System::begin_tick()
  10 {
  11         if(active)
  12                 throw logic_error("System::active != nullptr");
  13         active = this;
  14
  15         for(const Dependency &d: dependencies)
  16                 if(d.prepare)
  17                         d.prepare(stage);
  18 }
  19
  20 void System::end_tick()
  21 {
  22         for(const Dependency &d: dependencies)
  23                 if(d.commit)
  24                         d.commit(stage);
  25
  26         if(active==this)
  27                 active = nullptr;
  28 }
  29
  30 void System::deferred_tick()
  31 {
  32         for(const auto &f: deferred_queue)
  33                 f();
  34         deferred_queue.clear();
  35 }
  36
  37 } // namespace Msp::Game