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         conn.perform(FetchAuxilliaryScreens(&aux_screens));
  59         for (std::vector<widestring>::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) {
  60                 if (*i == widestring("top10scores")) {
  61                         screens.push_back(new Top10ScoreScreen(conn, active_tournament.id));
  62                         continue;
  63                 }
  64                 std::fprintf(stderr, "Foobarbaz?\n");
  65         }
  66
  67         // hack
  68         screens.push_back(NULL);
  69         screens.push_back(NULL);
  70         screens.push_back(NULL);
  71         screens.push_back(NULL);
  72
  73         if (screens[1] == NULL) {
  74                 mainscreen = screens[0];
  75         } else {
  76                 mainscreen = new SplitScreen(screens[0], screens[1], screens[2], screens[3]);
  77         }
  78 }
  79
  80 void main_loop(pqxx::connection &conn)
  81 {
  82         if (active_tournament.id == -1) {
  83                 // No active tournament, sleep a second or so and exit
  84                 conn.await_notification(1, 0);
  85                 return;
  86         }
  87
  88         if (mainscreen && mainscreen->check_invalidated()) {
  89                 mainscreen->draw(framebuf);
  90                 ptc_update(framebuf);
  91                 conn.await_notification(0, 10000);
  92         } else {
  93                 ptc_update(framebuf);
  94                 conn.await_notification(0, 200000);
  95         }
  96 }
  97
  98 int main(int argc, char **argv)
  99 {
 100         ptc_open("CCBS bigscreen", 800, 600);
 101
 102         try {
 103                 init_freetype();
 104                 pqxx::connection conn("dbname=ccbs host=altersex.samfundet.no user=ccbs password=GeT|>>B_");
 105                 FlagTrigger tournament_changed(conn, "active_tournament");
 106                 FlagTrigger rounds_changed(conn, "active_groups");
 107
 108                 // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
 109                 // (at least currently)
 110                 for ( ;; ) {
 111                         tournament_changed.reset_flag();
 112                         rounds_changed.reset_flag();
 113                         init(conn);
 114                         do {
 115                                 main_loop(conn);
 116                                 conn.get_notifs();
 117                         } while (!tournament_changed.get_flag() && !rounds_changed.get_flag());
 118                         std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
 119                 }
 120         } catch (const std::exception &e) {
 121                 std::fprintf(stderr, "Exception: %s\n", e.what());
 122                 exit(1);
 123         }
 124
 125         return 0;
 126 }