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 <SDL.h>
   7
   8 #include "flagtrigger.h"
   9 #include "widestring.h"
  10 #include "fetch_current_tournament.h"
  11 #include "fetch_list_of_active_groups.h"
  12 #include "fetch_list_of_finished_groups.h"
  13 #include "fetch_group.h"
  14 #include "fetch_auxilliary_screens.h"
  15 #include "fonts.h"
  16 #include "groupscreen.h"
  17 #include "top10scorescreen.h"
  18 #include "top5chosenscreen.h"
  19 #include "splitscreen.h"
  20 #include "rotatescreen.h"
  21
  22 SDL_Surface *screen = NULL;
  23
  24 Tournament active_tournament;
  25 std::vector<SkeletonGroup> active_groups;
  26 std::vector<GenericScreen *> screens;
  27 GenericScreen *mainscreen = NULL;
  28 unsigned char framebuf[SCREEN_WIDTH * SCREEN_HEIGHT * 4], screenbuf[SCREEN_WIDTH * SCREEN_HEIGHT * 4];
  29
  30 void init(pqxx::connection &conn)
  31 {
  32         std::vector<widestring> aux_screens;
  33
  34         if (screens.size() == 0 || mainscreen != screens[0])
  35                 delete mainscreen;
  36
  37         for (std::vector<GenericScreen *>::const_iterator i = screens.begin(); i != screens.end(); ++i) {
  38                 delete *i;
  39         }
  40         screens.erase(screens.begin(), screens.end());
  41
  42         bool show_only_main_screen = (USE_SPLITSCREEN && screens.size() == 1);
  43
  44 #if !USE_SPLITSCREEN
  45         RotateScreen *rs = new RotateScreen();
  46         mainscreen = rs;
  47 #endif
  48
  49         conn.perform(FetchCurrentTournament(&active_tournament));
  50         conn.perform(FetchListOfActiveGroups(&active_groups));
  51
  52         if (active_tournament.id == -1) {
  53                 std::fprintf(stderr, "No active tournament\n");
  54         } else {
  55                 std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id);
  56
  57                 for (std::vector<SkeletonGroup>::const_iterator i = active_groups.begin(); i != active_groups.end(); ++i) {
  58                         std::fprintf(stderr, "tourn: %u  round: %u  parallel: %u  num_machines: %u\n",
  59                                 i->tournament, i->round, i->parallel, i->num_machines);
  60
  61                         // memory leaks here?
  62                         for (unsigned j = 0; j < i->num_machines; ++j) {
  63 #if USE_SPLITSCREEN
  64                                 RotateScreen *rs = new RotateScreen();
  65                                 screens.push_back(rs);
  66 #endif
  67                                 rs->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, j, i->num_machines, i->players_per_machine));
  68                         }
  69                 }
  70         }
  71
  72         /*
  73          * Show auxilliary screens except if we have too many already,
  74          * or if we're in the special split-screen end-tournament mode,
  75          * where there if only one.
  76          */
  77         RotateScreen *aux_screen = NULL;
  78         if (screens.size() < 4 && !show_only_main_screen) {
  79 #if USE_SPLITSCREEN
  80                 RotateScreen *rs = new RotateScreen();
  81                 screens.push_back(rs);
  82 #endif
  83                 aux_screen = rs;
  84
  85                 conn.perform(FetchAuxilliaryScreens(&aux_screens));
  86                 for (std::vector<widestring>::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) {
  87                         if (*i == widestring("top10scores")) {
  88                                 rs->add_screen(new Top10ScoreScreen(conn, active_tournament.id));
  89                                 continue;
  90                         }
  91                         if (*i == widestring("top5chosen")) {
  92                                 rs->add_screen(new Top5ChosenScreen(conn, active_tournament.id));
  93                                 continue;
  94                         }
  95                 }
  96         }
  97
  98 #if USE_SPLITSCREEN
  99         /*
 100          * If we still have room, make yet another rotational screen with
 101          * results from previous groups -- otherwise tack them onto the end
 102          * of the auxilliary screens.
 103          */
 104         RotateScreen *finished_groups_screen;
 105         if (show_only_main_screen) {
 106                 finished_groups_screen = NULL;
 107         } else if (screens.size() < 4) {
 108                 finished_groups_screen = new RotateScreen();
 109                 screens.push_back(finished_groups_screen);
 110         } else {
 111                 finished_groups_screen = aux_screen;
 112         }
 113         if (finished_groups_screen != NULL) {
 114                 std::vector<SkeletonGroup> finished_groups;
 115                 conn.perform(FetchListOfFinishedGroups(active_tournament.id, &finished_groups));
 116
 117                 for (std::vector<SkeletonGroup>::const_iterator i = finished_groups.begin(); i != finished_groups.end(); ++i) {
 118                         finished_groups_screen->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, 0, 1, 1));
 119                 }
 120         }
 121 #endif
 122
 123 #if USE_SPLITSCREEN
 124         // hack
 125         screens.push_back(NULL);
 126         screens.push_back(NULL);
 127         screens.push_back(NULL);
 128         screens.push_back(NULL);
 129
 130         if (screens[1] == NULL) {
 131                 mainscreen = screens[0];
 132         } else {
 133                 mainscreen = new SplitScreen(screens[0], screens[1], screens[2], screens[3]);
 134         }
 135 #endif
 136 }
 137
 138 void main_loop(pqxx::connection &conn)
 139 {
 140         if (active_tournament.id == -1) {
 141                 // No active tournament, sleep a second or so and exit
 142                 conn.await_notification(1, 0);
 143                 return;
 144         }
 145
 146         if (mainscreen && mainscreen->check_invalidated()) {
 147                 mainscreen->draw(framebuf, SCREEN_WIDTH, SCREEN_HEIGHT);
 148                 SDL_LockSurface(screen);
 149                 for (unsigned y = 0; y < SCREEN_HEIGHT; ++y) {
 150                         unsigned char *sptr = framebuf + y * SCREEN_WIDTH * 4;
 151                         unsigned char *dptr = (unsigned char *)screen->pixels + y * screen->pitch;
 152                         memcpy(dptr, sptr, SCREEN_WIDTH * 4);
 153                 }
 154                 SDL_UnlockSurface(screen);
 155                 SDL_Flip(screen);
 156                 conn.await_notification(0, 10000);
 157         } else {
 158                 SDL_Flip(screen);
 159                 conn.await_notification(0, 200000);
 160         }
 161 }
 162
 163 int main(int argc, char **argv)
 164 {
 165         SDL_Init(SDL_INIT_VIDEO);
 166 #if USE_FULLSCREEN
 167         screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF | SDL_FULLSCREEN);
 168         SDL_ShowCursor(SDL_DISABLE);
 169 #else
 170         screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF);
 171 #endif
 172         if (screen == NULL) {
 173                 fprintf(stderr, "Video initialization failed: %s\n", SDL_GetError());
 174                 exit(1);
 175         }
 176
 177         try {
 178                 init_freetype();
 179                 pqxx::connection conn("dbname=ccbs host=www.positivegaming.com user=ccbs password=GeT|>>B_");
 180                 FlagTrigger tournament_changed(conn, "active_tournament");
 181                 FlagTrigger rounds_changed(conn, "active_groups");
 182
 183                 // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
 184                 // (at least currently)
 185                 for ( ;; ) {
 186                         tournament_changed.reset_flag();
 187                         rounds_changed.reset_flag();
 188                         init(conn);
 189                         do {
 190                                 main_loop(conn);
 191                                 conn.get_notifs();
 192                         } while (!tournament_changed.get_flag() && !rounds_changed.get_flag());
 193                         std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
 194                 }
 195         } catch (const std::exception &e) {
 196                 std::fprintf(stderr, "Exception: %s\n", e.what());
 197                 exit(1);
 198         }
 199
 200         SDL_Quit();
 201
 202         return 0;
 203 }