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 bool quit_requested = false;
  30
  31 void init(pqxx::connection &conn)
  32 {
  33         std::vector<widestring> aux_screens;
  34
  35         if (screens.size() == 0 || mainscreen != screens[0])
  36                 delete mainscreen;
  37
  38         for (std::vector<GenericScreen *>::const_iterator i = screens.begin(); i != screens.end(); ++i) {
  39                 delete *i;
  40         }
  41         screens.erase(screens.begin(), screens.end());
  42
  43 #if !USE_SPLITSCREEN
  44         RotateScreen *rs = new RotateScreen();
  45         mainscreen = rs;
  46 #endif
  47
  48         conn.perform(FetchCurrentTournament(&active_tournament));
  49         conn.perform(FetchListOfActiveGroups(&active_groups));
  50
  51         if (active_tournament.id == -1) {
  52                 std::fprintf(stderr, "No active tournament\n");
  53         } else {
  54                 std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id);
  55
  56                 for (std::vector<SkeletonGroup>::const_iterator i = active_groups.begin(); i != active_groups.end(); ++i) {
  57                         std::fprintf(stderr, "tourn: %u  round: %u  parallel: %u  num_machines: %u\n",
  58                                 i->tournament, i->round, i->parallel, i->num_machines);
  59
  60                         // memory leaks here?
  61                         for (unsigned j = 0; j < i->num_machines; ++j) {
  62 #if USE_SPLITSCREEN
  63                                 RotateScreen *rs = new RotateScreen();
  64                                 screens.push_back(rs);
  65 #endif
  66                                 rs->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, j, i->num_machines, i->players_per_machine));
  67                         }
  68                 }
  69         }
  70
  71         bool show_only_main_screen = (USE_SPLITSCREEN && screens.size() == 1);
  72
  73         /*
  74          * Show auxilliary screens except if we have too many already,
  75          * or if we're in the special split-screen end-tournament mode,
  76          * where there if only one.
  77          */
  78         RotateScreen *aux_screen = NULL;
  79         if (screens.size() < 4 && !show_only_main_screen) {
  80 #if USE_SPLITSCREEN
  81                 RotateScreen *rs = new RotateScreen();
  82                 screens.push_back(rs);
  83 #endif
  84                 aux_screen = rs;
  85
  86                 conn.perform(FetchAuxilliaryScreens(&aux_screens));
  87                 for (std::vector<widestring>::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) {
  88                         if (*i == widestring("top10scores")) {
  89                                 rs->add_screen(new Top10ScoreScreen(conn, active_tournament.id));
  90                                 continue;
  91                         }
  92                         if (*i == widestring("top5chosen")) {
  93                                 rs->add_screen(new Top5ChosenScreen(conn, active_tournament.id));
  94                                 continue;
  95                         }
  96                 }
  97         }
  98
  99 #if USE_SPLITSCREEN
 100         /*
 101          * If we still have room, make yet another rotational screen with
 102          * results from previous groups -- otherwise tack them onto the end
 103          * of the auxilliary screens.
 104          */
 105         RotateScreen *finished_groups_screen;
 106         if (show_only_main_screen) {
 107                 finished_groups_screen = NULL;
 108         } else if (screens.size() < 4) {
 109                 finished_groups_screen = new RotateScreen();
 110                 screens.push_back(finished_groups_screen);
 111         } else {
 112                 finished_groups_screen = aux_screen;
 113         }
 114         if (finished_groups_screen != NULL) {
 115                 std::vector<SkeletonGroup> finished_groups;
 116                 conn.perform(FetchListOfFinishedGroups(active_tournament.id, &finished_groups));
 117
 118                 for (std::vector<SkeletonGroup>::const_iterator i = finished_groups.begin(); i != finished_groups.end(); ++i) {
 119                         finished_groups_screen->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, 0, 1, 1));
 120                 }
 121         }
 122 #endif
 123
 124 #if USE_SPLITSCREEN
 125         // hack
 126         screens.push_back(NULL);
 127         screens.push_back(NULL);
 128         screens.push_back(NULL);
 129         screens.push_back(NULL);
 130
 131         if (screens[1] == NULL) {
 132                 mainscreen = screens[0];
 133         } else {
 134                 mainscreen = new SplitScreen(screens[0], screens[1], screens[2], screens[3]);
 135         }
 136 #endif
 137 }
 138
 139 void main_loop(pqxx::connection &conn)
 140 {
 141         if (active_tournament.id == -1) {
 142                 // No active tournament, sleep a second or so and exit
 143                 conn.await_notification(1, 0);
 144                 return;
 145         }
 146
 147         if (mainscreen && mainscreen->check_invalidated()) {
 148                 if (screen->pitch == SCREEN_WIDTH * 4) {
 149                         SDL_LockSurface(screen);
 150                         mainscreen->draw((unsigned char *)screen->pixels, SCREEN_WIDTH, SCREEN_HEIGHT);
 151                         SDL_UnlockSurface(screen);
 152                 } else {
 153                         mainscreen->draw(framebuf, SCREEN_WIDTH, SCREEN_HEIGHT);
 154                         SDL_LockSurface(screen);
 155                         for (unsigned y = 0; y < SCREEN_HEIGHT; ++y) {
 156                                 unsigned char *sptr = framebuf + y * SCREEN_WIDTH * 4;
 157                                 unsigned char *dptr = (unsigned char *)screen->pixels + y * screen->pitch;
 158                                 memcpy(dptr, sptr, SCREEN_WIDTH * 4);
 159                         }
 160                         SDL_UnlockSurface(screen);
 161                 }
 162                 SDL_Flip(screen);
 163                 conn.await_notification(0, 10000);
 164         } else {
 165                 SDL_Flip(screen);
 166                 conn.await_notification(0, 200000);
 167         }
 168 }
 169
 170 void handle_events()
 171 {
 172         SDL_Event event;
 173         while (SDL_PollEvent(&event)) {
 174                 if (event.type == SDL_QUIT) {
 175                         quit_requested = true;
 176                 }
 177                 if (event.type == SDL_KEYUP && event.key.keysym.sym == SDLK_ESCAPE) {
 178                         quit_requested = true;
 179                 }
 180         }
 181 }
 182
 183 int main(int argc, char **argv)
 184 {
 185         SDL_Init(SDL_INIT_VIDEO);
 186 #if USE_FULLSCREEN
 187         screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF | SDL_FULLSCREEN);
 188         SDL_ShowCursor(SDL_DISABLE);
 189 #else
 190         screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF);
 191 #endif
 192         if (screen == NULL) {
 193                 fprintf(stderr, "Video initialization failed: %s\n", SDL_GetError());
 194                 exit(1);
 195         }
 196
 197         try {
 198                 init_freetype();
 199                 pqxx::connection conn("dbname=ccbs host=www.positivegaming.com user=ccbs password=GeT|>>B_");
 200                 FlagTrigger tournament_changed(conn, "active_tournament");
 201                 FlagTrigger rounds_changed(conn, "active_groups");
 202
 203                 // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
 204                 // (at least currently)
 205                 while (!quit_requested) {
 206                         tournament_changed.reset_flag();
 207                         rounds_changed.reset_flag();
 208                         init(conn);
 209                         do {
 210                                 main_loop(conn);
 211                                 conn.get_notifs();
 212                                 handle_events();
 213                         } while (!tournament_changed.get_flag() && !rounds_changed.get_flag() && !quit_requested);
 214
 215                         if (quit_requested) {
 216                                 fprintf(stderr, "Quitting...\n");
 217                         } else {
 218                                 fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
 219                         }
 220                 }
 221         } catch (const std::exception &e) {
 222                 std::fprintf(stderr, "Exception: %s\n", e.what());
 223                 exit(1);
 224         }
 225
 226         SDL_Quit();
 227
 228         return 0;
 229 }