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[800 * 600 * 4], screenbuf[800 * 600 * 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         conn.perform(FetchCurrentTournament(&active_tournament));
  40         conn.perform(FetchListOfActiveGroups(&active_groups));
  41
  42         if (active_tournament.id == -1) {
  43                 std::fprintf(stderr, "No active tournament\n");
  44         } else {
  45                 std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id);
  46
  47                 for (std::vector<SkeletonGroup>::const_iterator i = active_groups.begin(); i != active_groups.end(); ++i) {
  48                         std::fprintf(stderr, "tourn: %u  round: %u  parallel: %u  num_machines: %u\n",
  49                                 i->tournament, i->round, i->parallel, i->num_machines);
  50
  51                         // memory leaks here?
  52                         for (unsigned j = 0; j < i->num_machines; ++j) {
  53                                 RotateScreen *rs = new RotateScreen();
  54                                 screens.push_back(rs);
  55                                 rs->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, j, i->num_machines));
  56                         }
  57                 }
  58         }
  59
  60         RotateScreen *aux_screen = new RotateScreen();
  61         screens.push_back(aux_screen);
  62
  63         conn.perform(FetchAuxilliaryScreens(&aux_screens));
  64         for (std::vector<widestring>::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) {
  65                 if (*i == widestring("top10scores")) {
  66                         aux_screen->add_screen(new Top10ScoreScreen(conn, active_tournament.id));
  67                         continue;
  68                 }
  69                 if (*i == widestring("top5chosen")) {
  70                         aux_screen->add_screen(new Top5ChosenScreen(conn, active_tournament.id));
  71                         continue;
  72                 }
  73                 std::fprintf(stderr, "Foobarbaz?\n");
  74         }
  75
  76         // add all finished screens to the auxilliary screens
  77         std::vector<SkeletonGroup> finished_groups;
  78         conn.perform(FetchListOfFinishedGroups(active_tournament.id, &finished_groups));
  79
  80         for (std::vector<SkeletonGroup>::const_iterator i = finished_groups.begin(); i != finished_groups.end(); ++i) {
  81                 aux_screen->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, 0, 1));
  82         }
  83
  84         // hack
  85         screens.push_back(NULL);
  86         screens.push_back(NULL);
  87         screens.push_back(NULL);
  88         screens.push_back(NULL);
  89
  90         if (screens[1] == NULL) {
  91                 mainscreen = screens[0];
  92         } else {
  93                 mainscreen = new SplitScreen(screens[0], screens[1], screens[2], screens[3]);
  94         }
  95 }
  96
  97 void main_loop(pqxx::connection &conn)
  98 {
  99         if (active_tournament.id == -1) {
 100                 // No active tournament, sleep a second or so and exit
 101                 conn.await_notification(1, 0);
 102                 return;
 103         }
 104
 105         if (mainscreen && mainscreen->check_invalidated()) {
 106                 mainscreen->draw(framebuf);
 107                 ptc_update(framebuf);
 108                 conn.await_notification(0, 10000);
 109         } else {
 110                 ptc_update(framebuf);
 111                 conn.await_notification(0, 200000);
 112         }
 113 }
 114
 115 int main(int argc, char **argv)
 116 {
 117         ptc_open("CCBS bigscreen", 800, 600);
 118
 119         try {
 120                 init_freetype();
 121                 pqxx::connection conn("dbname=ccbs host=altersex.samfundet.no user=ccbs password=GeT|>>B_");
 122                 FlagTrigger tournament_changed(conn, "active_tournament");
 123                 FlagTrigger rounds_changed(conn, "active_groups");
 124
 125                 // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
 126                 // (at least currently)
 127                 for ( ;; ) {
 128                         tournament_changed.reset_flag();
 129                         rounds_changed.reset_flag();
 130                         init(conn);
 131                         do {
 132                                 main_loop(conn);
 133                                 conn.get_notifs();
 134                         } while (!tournament_changed.get_flag() && !rounds_changed.get_flag());
 135                         std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
 136                 }
 137         } catch (const std::exception &e) {
 138                 std::fprintf(stderr, "Exception: %s\n", e.what());
 139                 exit(1);
 140         }
 141
 142         return 0;
 143 }