source/launcher.h

   1 #ifndef MSP_DEMOSCENE_LAUNCHER_H_
   2 #define MSP_DEMOSCENE_LAUNCHER_H_
   3
   4 #include <msp/al/context.h>
   5 #include <msp/al/device.h>
   6 #include <msp/core/application.h>
   7 #include <msp/datafile/collection.h>
   8 #include <msp/graphics/display.h>
   9 #include <msp/graphics/glcontext.h>
  10 #include <msp/graphics/window.h>
  11 #include <msp/input/keyboard.h>
  12 #include <msp/io/base.h>
  13 #include <msp/time/timedelta.h>
  14 #include <msp/time/timestamp.h>
  15
  16 class Demo;
  17 class LaunchScreen;
  18
  19 class LauncherBase
  20 {
  21 protected:
  22         struct Options
  23         {
  24                 Msp::Graphics::WindowOptions win_opts;
  25                 Msp::Graphics::WindowOptions fullscreen_opts;
  26                 int start_fullscreen;
  27                 std::string frame_dump_fn;
  28                 float framerate;
  29                 Msp::Time::TimeDelta seek;
  30                 bool no_music;
  31                 bool no_vsync;
  32
  33                 Options(Msp::Graphics::Display &, int, char **);
  34
  35                 static void parse_size(const std::string &, Msp::Graphics::WindowOptions &);
  36         };
  37
  38         Msp::Graphics::Display display;
  39         Options options;
  40         Msp::Graphics::Window window;
  41         Msp::Graphics::GLContext gl_context;
  42         Msp::Input::Keyboard keyboard;
  43         Msp::AL::Device *al_device;
  44         Msp::AL::Context *al_context;
  45
  46         LaunchScreen *launch_screen;
  47         Msp::Time::TimeStamp timeout;
  48
  49         Demo *demo;
  50         Msp::Time::TimeStamp next_frame;
  51         Msp::IO::Base *frame_dump;
  52         unsigned frame_size;
  53         char *frame_dump_buffer;
  54
  55 public:
  56         LauncherBase(int, char **);
  57         ~LauncherBase();
  58
  59 protected:
  60         virtual Msp::DataFile::Collection &get_resources() = 0;
  61         virtual Demo *create_demo() = 0;
  62         virtual void start();
  63         virtual void tick();
  64         void tick_launch_screen();
  65         virtual void tick_demo();
  66
  67         void start_demo(bool);
  68         void key_press(unsigned);
  69
  70         virtual void exit(int) = 0;
  71 };
  72
  73 template<typename T>
  74 class Launcher: public Msp::RegisteredApplication<T>, public LauncherBase
  75 {
  76 protected:
  77         Launcher(int argc, char **argv): LauncherBase(argc, argv) { }
  78
  79         virtual int main() { start(); return Msp::Application::main(); }
  80         virtual void tick() { LauncherBase::tick(); }
  81         virtual void exit(int c) { Msp::Application::exit(c); }
  82 };
  83
  84 #endif