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