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