git.sesse.net Git - ccbs/blob - bigscreen/ccbs_bigscreen.cpp

   1 #include <cstdio>
   2 #include <cstring>
   3 #include <iconv.h>
   4 #include <unistd.h>
   5 #include <pqxx/pqxx>
   6 #include <SDL.h>
   7
   8 #include "flagtrigger.h"
   9 #include "widestring.h"
  10 #include "fetch_current_tournament.h"
  11 #include "fetch_list_of_active_groups.h"
  12 #include "fetch_list_of_finished_groups.h"
  13 #include "fetch_group.h"
  14 #include "fetch_auxilliary_screens.h"
  15 #include "fonts.h"
  16 #include "groupscreen.h"
  17 #include "top10scorescreen.h"
  18 #include "top5chosenscreen.h"
  19 #include "splitscreen.h"
  20 #include "rotatescreen.h"
  21
  22 SDL_Surface *screen = NULL;
  23
  24 Tournament active_tournament;
  25 std::vector<SkeletonGroup> active_groups;
  26 std::vector<GenericScreen *> screens;
  27 GenericScreen *mainscreen = NULL;
  28 unsigned char framebuf[SCREEN_WIDTH * SCREEN_HEIGHT * 4], screenbuf[SCREEN_WIDTH * SCREEN_HEIGHT * 4];
  29
  30 void init(pqxx::connection &conn)
  31 {
  32         std::vector<widestring> aux_screens;
  33
  34         if (screens.size() == 0 || mainscreen != screens[0])
  35                 delete mainscreen;
  36
  37         for (std::vector<GenericScreen *>::const_iterator i = screens.begin(); i != screens.end(); ++i) {
  38                 delete *i;
  39         }
  40         screens.erase(screens.begin(), screens.end());
  41
  42         RotateScreen *rs = new RotateScreen();
  43         mainscreen = rs;
  44
  45         conn.perform(FetchCurrentTournament(&active_tournament));
  46         conn.perform(FetchListOfActiveGroups(&active_groups));
  47
  48         if (active_tournament.id == -1) {
  49                 std::fprintf(stderr, "No active tournament\n");
  50         } else {
  51                 std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id);
  52
  53                 for (std::vector<SkeletonGroup>::const_iterator i = active_groups.begin(); i != active_groups.end(); ++i) {
  54                         std::fprintf(stderr, "tourn: %u  round: %u  parallel: %u  num_machines: %u\n",
  55                                 i->tournament, i->round, i->parallel, i->num_machines);
  56
  57                         // memory leaks here?
  58                         for (unsigned j = 0; j < i->num_machines; ++j) {
  59                                 rs->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, j, i->num_machines, i->players_per_machine));
  60                         }
  61                 }
  62         }
  63
  64         {
  65                 conn.perform(FetchAuxilliaryScreens(&aux_screens));
  66                 for (std::vector<widestring>::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) {
  67                         if (*i == widestring("top10scores")) {
  68                                 rs->add_screen(new Top10ScoreScreen(conn, active_tournament.id));
  69                                 continue;
  70                         }
  71                         if (*i == widestring("top5chosen")) {
  72                                 rs->add_screen(new Top5ChosenScreen(conn, active_tournament.id));
  73                                 continue;
  74                         }
  75                 }
  76         }
  77 }
  78
  79 void main_loop(pqxx::connection &conn)
  80 {
  81         if (active_tournament.id == -1) {
  82                 // No active tournament, sleep a second or so and exit
  83                 conn.await_notification(1, 0);
  84                 return;
  85         }
  86
  87         if (mainscreen && mainscreen->check_invalidated()) {
  88                 mainscreen->draw(framebuf, SCREEN_WIDTH, SCREEN_HEIGHT);
  89                 SDL_LockSurface(screen);
  90                 for (unsigned y = 0; y < SCREEN_HEIGHT; ++y) {
  91                         unsigned char *sptr = framebuf + y * SCREEN_WIDTH * 4;
  92                         unsigned char *dptr = (unsigned char *)screen->pixels + y * screen->pitch;
  93                         memcpy(dptr, sptr, SCREEN_WIDTH * 4);
  94                 }
  95                 SDL_UnlockSurface(screen);
  96                 SDL_Flip(screen);
  97                 conn.await_notification(0, 10000);
  98         } else {
  99                 SDL_Flip(screen);
 100                 conn.await_notification(0, 200000);
 101         }
 102 }
 103
 104 int main(int argc, char **argv)
 105 {
 106         SDL_Init(SDL_INIT_VIDEO);
 107 #if USE_FULLSCREEN
 108         screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF | SDL_FULLSCREEN);
 109         SDL_ShowCursor(SDL_DISABLE);
 110 #else
 111         screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF);
 112 #endif
 113         if (screen == NULL) {
 114                 fprintf(stderr, "Video initialization failed: %s\n", SDL_GetError());
 115                 exit(1);
 116         }
 117
 118         try {
 119                 init_freetype();
 120                 pqxx::connection conn("dbname=ccbs host=www.positivegaming.com user=ccbs password=GeT|>>B_");
 121                 FlagTrigger tournament_changed(conn, "active_tournament");
 122                 FlagTrigger rounds_changed(conn, "active_groups");
 123
 124                 // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
 125                 // (at least currently)
 126                 for ( ;; ) {
 127                         tournament_changed.reset_flag();
 128                         rounds_changed.reset_flag();
 129                         init(conn);
 130                         do {
 131                                 main_loop(conn);
 132                                 conn.get_notifs();
 133                         } while (!tournament_changed.get_flag() && !rounds_changed.get_flag());
 134                         std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
 135                 }
 136         } catch (const std::exception &e) {
 137                 std::fprintf(stderr, "Exception: %s\n", e.what());
 138                 exit(1);
 139         }
 140
 141         SDL_Quit();
 142
 143         return 0;
 144 }