examples/bassteroids/source/gamecontroller.cpp

   1 #include "gamecontroller.h"
   2 #include <stdexcept>
   3 #include <msp/game/root.h>
   4 #include <msp/game/transform.h>
   5
   6 using namespace std;
   7 using namespace Msp;
   8
   9 GameController::GameController(Game::Stage &s):
  10         System(s),
  11         asteroid_setup{ .mesh = { .object_name = "Asteroid 1.object" }}
  12 { }
  13
  14 void GameController::tick(Time::TimeDelta)
  15 {
  16         switch(state)
  17         {
  18         case LEVEL_START:
  19                 defer([this]{
  20                         uniform_real_distribution<float> sdist(-1, 1);
  21                         for(unsigned i=0; i<level+2; ++i)
  22                         {
  23                                 asteroids.emplace_back(stage.get_root(), asteroid_setup);
  24                                 asteroids.back()->get_transform()->set_position({ sdist(rng)*32, sdist(rng)*18, 0.0f });
  25                         }
  26                         state = PLAYING;
  27                 });
  28                 break;
  29         case PLAYING:
  30                 break;
  31         default:
  32                 throw logic_error("Unimplemented state");
  33         }
  34 }