]> git.sesse.net Git - ccbs/blobdiff - bigscreen/ccbs_bigscreen.cpp
In RotateScreen destructor, do not leak subscreen surfaces.
[ccbs] / bigscreen / ccbs_bigscreen.cpp
index 9740a8e718ed9b9ce9ac1210a07edef545b0fff0..7165bc393006f1843c406bb28943ec04bdfa8652 100644 (file)
 #include <iconv.h>
 #include <unistd.h>
 #include <pqxx/pqxx>
-#include <ft2build.h>
-#include FT_FREETYPE_H
-#include <tinyptc.h>
-#include <endian.h>
+#include <SDL.h>
+
 #include "flagtrigger.h"
+#include "widestring.h"
+#include "fetch_current_tournament.h"
+#include "fetch_list_of_active_groups.h"
+#include "fetch_list_of_finished_groups.h"
+#include "fetch_group.h"
+#include "fetch_auxilliary_screens.h"
+#include "fonts.h"
+#include "groupscreen.h"
+#include "top10scorescreen.h"
+#include "top5chosenscreen.h"
+#include "splitscreen.h"
+#include "rotatescreen.h"
+
+SDL_Surface *screen = NULL;
 
-iconv_t ucs4_iconv;
+Tournament active_tournament;
+std::vector<SkeletonGroup> active_groups;
+std::vector<GenericScreen *> screens;
+GenericScreen *mainscreen = NULL;
+unsigned char framebuf[SCREEN_WIDTH * SCREEN_HEIGHT * 4], screenbuf[SCREEN_WIDTH * SCREEN_HEIGHT * 4];
 
-// UCS-4 string with support for getting from UTF-8
-class widestring : public std::wstring
+void init(pqxx::connection &conn)
 {
-public:
-       void operator= (const char *from)
-       {
-               unsigned bytes = std::strlen(from);
-               char *from_buf = strdup(from);
-               wchar_t *to_buf = new wchar_t[bytes + 1];
-
-               char *inptr = from_buf, *outptr = reinterpret_cast<char *> (to_buf);
+       std::vector<widestring> aux_screens;
+       
+       if (screens.size() == 0 || mainscreen != screens[0])
+               delete mainscreen;
+       
+       for (std::vector<GenericScreen *>::const_iterator i = screens.begin(); i != screens.end(); ++i) {
+               delete *i;
+       }
+       screens.erase(screens.begin(), screens.end());
 
-               size_t in_left = bytes;
-               size_t out_left = bytes * sizeof(wchar_t);
+#if !USE_SPLITSCREEN
+       RotateScreen *rs = new RotateScreen();
+       mainscreen = rs;
+#endif
 
-               size_t ret = iconv(ucs4_iconv, NULL, NULL, &outptr, &out_left);
-               if (ret == (size_t)(-1)) {
-                       throw std::runtime_error("Error in iconv during initialization");
-               }
+       conn.perform(FetchCurrentTournament(&active_tournament));
+       conn.perform(FetchListOfActiveGroups(&active_groups));
 
-               ret = iconv(ucs4_iconv, &inptr, &in_left, &outptr, &out_left);
-               if (ret == (size_t)(-1)) {
-                       perror("iconv");
-                       throw std::runtime_error("Error in iconv during conversion");
-               }
+       if (active_tournament.id == -1) {
+               std::fprintf(stderr, "No active tournament\n");
+       } else {
+               std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id);
 
-               erase(begin(), end());
-               std::copy(to_buf, reinterpret_cast<wchar_t *> (outptr), std::back_inserter(*this));
+               for (std::vector<SkeletonGroup>::const_iterator i = active_groups.begin(); i != active_groups.end(); ++i) {
+                       std::fprintf(stderr, "tourn: %u  round: %u  parallel: %u  num_machines: %u\n",
+                               i->tournament, i->round, i->parallel, i->num_machines);
 
-               free(from_buf);
-               delete[] to_buf;
+                       // memory leaks here?
+                       for (unsigned j = 0; j < i->num_machines; ++j) {
+#if USE_SPLITSCREEN
+                               RotateScreen *rs = new RotateScreen();
+                               screens.push_back(rs);
+#endif
+                               rs->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, j, i->num_machines, i->players_per_machine));
+                       }
+               }
        }
-};
 
-template<>
-void pqxx::from_string<widestring>(const char *from, widestring &to)
-{
-       to = from;
-}
+       bool show_only_main_screen = (USE_SPLITSCREEN && screens.size() == 1);
+
+       /*
+        * Show auxilliary screens except if we have too many already,
+        * or if we're in the special split-screen end-tournament mode,
+        * where there if only one.
+        */
+       RotateScreen *aux_screen = NULL;
+       if (screens.size() < 4 && !show_only_main_screen) {
+#if USE_SPLITSCREEN
+               RotateScreen *rs = new RotateScreen();
+               screens.push_back(rs);
+#endif
+               aux_screen = rs;
 
-int my_draw_text(const widestring &str, unsigned char *buf, int xpos, int ypos, bool real_render, int r, int g, int b, std::vector<FT_Face> &fontlist);
+               conn.perform(FetchAuxilliaryScreens(&aux_screens));
+               for (std::vector<widestring>::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) {
+                       if (*i == widestring("top10scores")) {
+                               rs->add_screen(new Top10ScoreScreen(conn, active_tournament.id));
+                               continue;
+                       }
+                       if (*i == widestring("top5chosen")) {
+                               rs->add_screen(new Top5ChosenScreen(conn, active_tournament.id));
+                               continue;
+                       }
+               }
+       }
 
-class Tournament {
-public:
-       int id;
-       widestring name;
-};
+#if USE_SPLITSCREEN
+       /*
+        * If we still have room, make yet another rotational screen with
+        * results from previous groups -- otherwise tack them onto the end
+        * of the auxilliary screens.
+        */
+       RotateScreen *finished_groups_screen;
+       if (show_only_main_screen) {
+               finished_groups_screen = NULL;
+       } else if (screens.size() < 4) {
+               finished_groups_screen = new RotateScreen();
+               screens.push_back(finished_groups_screen);
+       } else {
+               finished_groups_screen = aux_screen;
+       }
+       if (finished_groups_screen != NULL) {
+               std::vector<SkeletonGroup> finished_groups;
+               conn.perform(FetchListOfFinishedGroups(active_tournament.id, &finished_groups));
 
-Tournament active_tournament;
-std::vector<FT_Face> fonts;
-
-/* A transactor that fetches the current tournament and some information about it. */
-class FetchCurrentTournament : public pqxx::transactor<> {
-private:
-       Tournament *tourn;
-
-public:
-       FetchCurrentTournament(Tournament *tourn) : tourn(tourn) {}
-       void operator() (pqxx::transaction<> &t)
-       {
-               pqxx::result res( t.exec("SELECT * FROM bigscreen.active_tournament NATURAL JOIN tournaments") );
-               try {
-                       pqxx::result::tuple tournament = res.at(0);
-
-                       tourn->id = tournament["tournament"].as(tourn->id);
-                       tourn->name = tournament["tournamentname"].as(tourn->name);
-               } catch (PGSTD::out_of_range &e) {
-                       tourn->id = -1;
-                       tourn->name = "";
+               for (std::vector<SkeletonGroup>::const_iterator i = finished_groups.begin(); i != finished_groups.end(); ++i) {
+                       finished_groups_screen->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, 0, 1, 1));
                }
        }
-};
+#endif
 
-void init(pqxx::connection &conn)
-{
-       conn.perform(FetchCurrentTournament(&active_tournament));
+#if USE_SPLITSCREEN
+       // hack
+       screens.push_back(NULL);
+       screens.push_back(NULL);
+       screens.push_back(NULL);
+       screens.push_back(NULL);
 
-       if (active_tournament.id == -1) {
-               std::fprintf(stderr, "No active tournament\n");
+       if (screens[1] == NULL) {
+               mainscreen = screens[0];
        } else {
-               std::fprintf(stderr, "Current tournament is %d (name: '%s')\n",
-                       active_tournament.id, active_tournament.name.c_str());
+               mainscreen = new SplitScreen(screens[0], screens[1], screens[2], screens[3]);
        }
+#endif
 }
 
-unsigned char framebuf[800 * 600 * 4];
-
 void main_loop(pqxx::connection &conn)
 {
        if (active_tournament.id == -1) {
                // No active tournament, sleep a second or so and exit
-               sleep(1);
+               conn.await_notification(1, 0);
                return;
        }
 
-       memset(framebuf, 0, 800*600*4);
-       
-       pqxx::work t(conn, "trx");
-
-       // fetch all songs
-       pqxx::result res( t.exec("SELECT * FROM songs WHERE title LIKE 'M%'") );
-       unsigned y = 0;
-       for (pqxx::result::const_iterator i = res.begin(); i != res.end(); ++i) {
-               my_draw_text(i["title"].as(widestring()), framebuf, 0, y, 1, 255, 255, 255, fonts);
-               y += 20;
-//             std::fprintf(stderr, "%s\n", i["title"].c_str());
-       }
-       t.commit();
-
-       ptc_update(framebuf);
-       sleep(1);
-}
-
-void init_freetype()
-{
-       FT_Library library;
-       FT_Face face;
-       if (FT_Init_FreeType(&library))
-               throw std::runtime_error("FreeType init failed.");
-
-       // Georgia
-       if (FT_New_Face(library, "/usr/share/fonts/truetype/msttcorefonts/Georgia.ttf", 0, &face))
-               throw std::runtime_error("Face opening failed.");
-       if (FT_Set_Char_Size(face, 0, 12 * 64, 96, 96))
-               throw std::runtime_error("Size set failed.");
-       fonts.push_back(face);
-
-       // FreeSerif
-       if (FT_New_Face(library, "/usr/share/fonts/truetype/freefont/FreeSerif.ttf", 0, &face)) {
-               std::fprintf(stderr, "Warning: Couldn't open FreeSerif, some glyphs might not be available\n");
-       } else {
-               if (FT_Set_Char_Size(face, 0, 12 * 64, 96, 96))
-                       throw std::runtime_error("Size set failed.");
-               fonts.push_back(face);
-       }
-       
-       // Arial Unicode MS
-       if (FT_New_Face(library, "arialuni.ttf", 0, &face)) {
-               std::fprintf(stderr, "Warning: Couldn't open Arial Unicode MS, some glyphs might not be available\n");
-       } else {
-               if (FT_Set_Char_Size(face, 0, 12 * 64, 96, 96))
-                       throw std::runtime_error("Size set failed.");
-               fonts.push_back(face);
-       }
-}
-
-int my_draw_text(const widestring &str, unsigned char *buf, int xpos, int ypos, bool real_render, int r, int g, int b, std::vector<FT_Face> &fontlist)
-{
-       FT_GlyphSlot slot;
-       int x = 0;
-
-       for (widestring::const_iterator i = str.begin(); i != str.end(); ++i) {
-               int glyph_index;
-               for (std::vector<FT_Face>::const_iterator j = fontlist.begin(); j != fontlist.end(); ++j) {
-                       glyph_index = FT_Get_Char_Index(*j, *i);
-                       if (glyph_index == 0)
-                               continue;
-
-                       if (FT_Load_Glyph(*j, glyph_index, FT_LOAD_RENDER))
-                               throw std::runtime_error("Couldn't load glyph");
-                       slot = (*j)->glyph;
-                       break;
-               }
-               if (glyph_index == 0) {
-                       std::fprintf(stderr, "Warning: Could not find a glyph in any font for U+%x, ignoring\n", *i);
-                       continue;
-               }
-
-               if (real_render) {
-                       int y;
-                       FT_Bitmap *bm = &(slot->bitmap);
-                       for (y = 0; y < bm->rows; y++) {
-                               int xx;
-                               int dsty = ypos - slot->bitmap_top + y;
-                               if (dsty < 0 || dsty > 599) continue;
-
-                               unsigned char *dst = buf + dsty * 800*4 + (x + xpos + slot->bitmap_left)*4;
-                               unsigned char *src = bm->buffer + y * bm->width;
-                               for (xx = 0; xx < bm->width; xx++) {
-                                       *dst = (*dst * (256-*src) + r * *src) >> 8;
-                                       *dst++;
-                                       *dst = (*dst * (256-*src) + g * *src) >> 8;
-                                       *dst++;
-                                       *dst = (*dst * (256-*src) + b * *src) >> 8;
-                                       *dst++;
-                                       *dst++ = 0;
-                                       src++;
-                               }
+       if (mainscreen && mainscreen->check_invalidated()) {
+               if (screen->pitch == SCREEN_WIDTH * 4) {
+                       SDL_LockSurface(screen);
+                       mainscreen->draw((unsigned char *)screen->pixels, SCREEN_WIDTH, SCREEN_HEIGHT);
+                       SDL_UnlockSurface(screen);
+               } else {
+                       mainscreen->draw(framebuf, SCREEN_WIDTH, SCREEN_HEIGHT);
+                       SDL_LockSurface(screen);
+                       for (unsigned y = 0; y < SCREEN_HEIGHT; ++y) {
+                               unsigned char *sptr = framebuf + y * SCREEN_WIDTH * 4;
+                               unsigned char *dptr = (unsigned char *)screen->pixels + y * screen->pitch;
+                               memcpy(dptr, sptr, SCREEN_WIDTH * 4);
                        }
+                       SDL_UnlockSurface(screen);
                }
-
-               x += slot->advance.x >> 6;
+               SDL_Flip(screen);
+               conn.await_notification(0, 10000);
+       } else {
+               SDL_Flip(screen);
+               conn.await_notification(0, 200000);
        }
-
-       return x;
 }
 
-
 int main(int argc, char **argv)
 {
-#if __BYTE_ORDER == __LITTLE_ENDIAN
-       ucs4_iconv = iconv_open("ucs-4le", "utf-8");
-#else  
-       ucs4_iconv = iconv_open("ucs-4be", "utf-8");
+       SDL_Init(SDL_INIT_VIDEO);
+#if USE_FULLSCREEN
+       screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF | SDL_FULLSCREEN);
+       SDL_ShowCursor(SDL_DISABLE);
+#else
+       screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_DOUBLEBUF);
 #endif
-       
-       ptc_open("CCBS bigscreen", 800, 600);
+       if (screen == NULL) {
+               fprintf(stderr, "Video initialization failed: %s\n", SDL_GetError());
+               exit(1);
+       }
        
        try {
                init_freetype();
-               pqxx::connection conn("dbname=ccbs host=altersex.samfundet.no user=ccbs password=GeT|>>B_");
+               pqxx::connection conn("dbname=ccbs host=www.positivegaming.com user=ccbs password=GeT|>>B_");
                FlagTrigger tournament_changed(conn, "active_tournament");
                FlagTrigger rounds_changed(conn, "active_groups");
                
@@ -241,6 +202,8 @@ int main(int argc, char **argv)
                std::fprintf(stderr, "Exception: %s\n", e.what());
                exit(1);
        }
+
+       SDL_Quit();
        
        return 0;
 }