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 <tinyptc.h>
   7 #include "flagtrigger.h"
   8 #include "widestring.h"
   9 #include "fetch_current_tournament.h"
  10 #include "fetch_list_of_active_groups.h"
  11 #include "fetch_group.h"
  12 #include "fetch_auxilliary_screens.h"
  13 #include "fonts.h"
  14 #include "groupscreen.h"
  15 #include "top10scorescreen.h"
  16 #include "top5chosenscreen.h"
  17 #include "splitscreen.h"
  18 #include "rotatescreen.h"
  19
  20 Tournament active_tournament;
  21 std::vector<SkeletonGroup> active_groups;
  22 std::vector<GenericScreen *> screens;
  23 GenericScreen *mainscreen = NULL;
  24 unsigned char framebuf[800 * 600 * 4], screenbuf[800 * 600 * 4];
  25
  26 void init(pqxx::connection &conn)
  27 {
  28         std::vector<widestring> aux_screens;
  29
  30         if (screens.size() == 0 || mainscreen != screens[0])
  31                 delete mainscreen;
  32
  33         for (std::vector<GenericScreen *>::const_iterator i = screens.begin(); i != screens.end(); ++i) {
  34                 delete *i;
  35         }
  36         screens.erase(screens.begin(), screens.end());
  37
  38         conn.perform(FetchCurrentTournament(&active_tournament));
  39         conn.perform(FetchListOfActiveGroups(&active_groups));
  40
  41         if (active_tournament.id == -1) {
  42                 std::fprintf(stderr, "No active tournament\n");
  43         } else {
  44                 std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id);
  45
  46                 for (std::vector<SkeletonGroup>::const_iterator i = active_groups.begin(); i != active_groups.end(); ++i) {
  47                         std::fprintf(stderr, "tourn: %u  round: %u  parallel: %u  num_machines: %u\n",
  48                                 i->tournament, i->round, i->parallel, i->num_machines);
  49
  50                         // memory leaks here?
  51                         for (unsigned j = 0; j < i->num_machines; ++j) {
  52                                 RotateScreen *rs = new RotateScreen();
  53                                 screens.push_back(rs);
  54                                 rs->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, j, i->num_machines));
  55                         }
  56                 }
  57         }
  58
  59         RotateScreen *aux_screen = new RotateScreen();
  60         screens.push_back(aux_screen);
  61
  62         conn.perform(FetchAuxilliaryScreens(&aux_screens));
  63         for (std::vector<widestring>::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) {
  64                 if (*i == widestring("top10scores")) {
  65                         aux_screen->add_screen(new Top10ScoreScreen(conn, active_tournament.id));
  66                         continue;
  67                 }
  68                 if (*i == widestring("top5chosen")) {
  69                         aux_screen->add_screen(new Top5ChosenScreen(conn, active_tournament.id));
  70                         continue;
  71                 }
  72                 std::fprintf(stderr, "Foobarbaz?\n");
  73         }
  74
  75         // hack
  76         screens.push_back(NULL);
  77         screens.push_back(NULL);
  78         screens.push_back(NULL);
  79         screens.push_back(NULL);
  80
  81         if (screens[1] == NULL) {
  82                 mainscreen = screens[0];
  83         } else {
  84                 mainscreen = new SplitScreen(screens[0], screens[1], screens[2], screens[3]);
  85         }
  86 }
  87
  88 void main_loop(pqxx::connection &conn)
  89 {
  90         if (active_tournament.id == -1) {
  91                 // No active tournament, sleep a second or so and exit
  92                 conn.await_notification(1, 0);
  93                 return;
  94         }
  95
  96         if (mainscreen && mainscreen->check_invalidated()) {
  97                 mainscreen->draw(framebuf);
  98                 ptc_update(framebuf);
  99                 conn.await_notification(0, 10000);
 100         } else {
 101                 ptc_update(framebuf);
 102                 conn.await_notification(0, 200000);
 103         }
 104 }
 105
 106 int main(int argc, char **argv)
 107 {
 108         ptc_open("CCBS bigscreen", 800, 600);
 109
 110         try {
 111                 init_freetype();
 112                 pqxx::connection conn("dbname=ccbs host=altersex.samfundet.no user=ccbs password=GeT|>>B_");
 113                 FlagTrigger tournament_changed(conn, "active_tournament");
 114                 FlagTrigger rounds_changed(conn, "active_groups");
 115
 116                 // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
 117                 // (at least currently)
 118                 for ( ;; ) {
 119                         tournament_changed.reset_flag();
 120                         rounds_changed.reset_flag();
 121                         init(conn);
 122                         do {
 123                                 main_loop(conn);
 124                                 conn.get_notifs();
 125                         } while (!tournament_changed.get_flag() && !rounds_changed.get_flag());
 126                         std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
 127                 }
 128         } catch (const std::exception &e) {
 129                 std::fprintf(stderr, "Exception: %s\n", e.what());
 130                 exit(1);
 131         }
 132
 133         return 0;
 134 }