X-Git-Url: https://git.sesse.net/?p=ccbs;a=blobdiff_plain;f=bigscreen%2Fccbs_bigscreen.cpp;h=8a858d35d05b80c62392a427efea630021ea2d71;hp=3e6323ed6e3e8349686cd9dfe0a4ffb2e182e8c1;hb=c0503ae47521a645f60d14bbef87ee3d205fed21;hpb=1b29d94907b67e7f95a6c35a690c7ebdb33bd957 diff --git a/bigscreen/ccbs_bigscreen.cpp b/bigscreen/ccbs_bigscreen.cpp index 3e6323e..8a858d3 100644 --- a/bigscreen/ccbs_bigscreen.cpp +++ b/bigscreen/ccbs_bigscreen.cpp @@ -3,253 +3,122 @@ #include #include #include -#include -#include FT_FREETYPE_H #include +#include "flagtrigger.h" +#include "widestring.h" +#include "fetch_current_tournament.h" +#include "fetch_list_of_active_groups.h" +#include "fetch_group.h" +#include "fetch_auxilliary_screens.h" +#include "fonts.h" +#include "groupscreen.h" +#include "top10scorescreen.h" +#include "splitscreen.h" +#include "rotatescreen.h" -iconv_t ucs4_iconv; +Tournament active_tournament; +std::vector active_groups; +std::vector screens; +GenericScreen *mainscreen = NULL; +unsigned char framebuf[800 * 600 * 4], screenbuf[800 * 600 * 4]; -// UCS-4 string -class widestring : public std::basic_string +void init(pqxx::connection &conn) { -public: - void operator= (const char *from) - { - unsigned bytes = std::strlen(from); - char *from_buf = strdup(from); - unsigned *to_buf = new unsigned[bytes + 1]; + std::vector aux_screens; + + if (screens.size() == 0 || mainscreen != screens[0]) + delete mainscreen; + + for (std::vector::const_iterator i = screens.begin(); i != screens.end(); ++i) { + delete *i; + } + screens.erase(screens.begin(), screens.end()); - char *inptr = from_buf, *outptr = reinterpret_cast (to_buf); + conn.perform(FetchCurrentTournament(&active_tournament)); + conn.perform(FetchListOfActiveGroups(&active_groups)); - size_t in_left = bytes; - size_t out_left = bytes * sizeof(unsigned); + if (active_tournament.id == -1) { + std::fprintf(stderr, "No active tournament\n"); + } else { + std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id); - 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"); - } + for (std::vector::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); - 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"); + // memory leaks here? + for (unsigned j = 0; j < i->num_machines; ++j) { + RotateScreen *rs = new RotateScreen(); + screens.push_back(rs); + rs->add_screen(new GroupScreen(conn, i->tournament, i->round, i->parallel, j, i->num_machines)); + } } - - erase(begin(), end()); - std::copy(to_buf, reinterpret_cast (outptr), std::back_inserter(*this)); - - free(from_buf); - delete[] to_buf; } -}; - -template<> -void std::char_traits::assign(unsigned &to, unsigned const &from) -{ - to = from; -} - -template<> -unsigned *std::char_traits::copy(unsigned *to, unsigned const *from, unsigned n) -{ - return static_cast(memcpy(to, from, n * sizeof(unsigned))); -} -template<> -unsigned *std::char_traits::move(unsigned *to, unsigned const *from, unsigned n) -{ - return static_cast(memmove(to, from, n * sizeof(unsigned))); -} - -template<> -unsigned *std::char_traits::assign(unsigned *to, size_t n, unsigned a) -{ - for (unsigned i = 0; i < n; ++i) - *to++ = a; - return to; -} - - -template<> -void pqxx::from_string(const char *from, widestring &to) -{ - to = from; -} - -int my_draw_text(const widestring &str, unsigned char *buf, int xpos, int ypos, bool real_render, int r, int g, int b, FT_Face face); - -class Tournament { -public: - int id; - widestring name; -}; - -Tournament active_tournament; -FT_Face font; - -/* A trigger that sets a flag whenever it's trigged. */ -class FlagTrigger : pqxx::trigger { -private: - bool flag; + RotateScreen *aux_screen = new RotateScreen(); + screens.push_back(aux_screen); -public: - FlagTrigger(pqxx::connection_base &conn, const PGSTD::string &name) - : pqxx::trigger(conn, name), flag(false) {} - virtual ~FlagTrigger() throw () {} - - virtual void operator() (int pid) - { - flag = true; - std::fprintf(stderr, "Received a flag trigger from pid %u\n", pid); - } - - bool get_flag() const - { - return flag; - } - - void reset_flag() - { - flag = false; - } -}; - -/* 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 = ""; + conn.perform(FetchAuxilliaryScreens(&aux_screens)); + for (std::vector::const_iterator i = aux_screens.begin(); i != aux_screens.end(); ++i) { + if (*i == widestring("top10scores")) { + aux_screen->add_screen(new Top10ScoreScreen(conn, active_tournament.id)); + continue; } + std::fprintf(stderr, "Foobarbaz?\n"); } -}; - -void init(pqxx::connection &conn) -{ - conn.perform(FetchCurrentTournament(&active_tournament)); - - if (active_tournament.id == -1) { - std::fprintf(stderr, "No active tournament\n"); + + // hack + screens.push_back(NULL); + screens.push_back(NULL); + screens.push_back(NULL); + screens.push_back(NULL); + + 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]); } } -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, font); - y += 20; -// std::fprintf(stderr, "%s\n", i["title"].c_str()); - } - t.commit(); - - ptc_update(framebuf); - sleep(1); -} - -void init_freetype() -{ - FT_Library library; - if (FT_Init_FreeType(&library)) - throw std::logic_error("FreeType init failed."); - if (FT_New_Face(library, "/usr/share/fonts/truetype/msttcorefonts/Georgia.ttf", 0, &font)) - throw std::logic_error("Face opening failed."); - if (FT_Set_Char_Size(font, 0, 12 * 64, 96, 96)) - throw std::logic_error("Size set failed."); -} - -int my_draw_text(const widestring &str, unsigned char *buf, int xpos, int ypos, bool real_render, int r, int g, int b, FT_Face face) -{ - FT_GlyphSlot slot = face->glyph; - int x = 0; - - for (widestring::const_iterator i = str.begin(); i != str.end(); ++i) { - int glyph_index = FT_Get_Char_Index(face, *i); - if (*i > 128) { - printf("Loading U+%x\n", *i); - } - if (FT_Load_Glyph(face, glyph_index, FT_LOAD_RENDER)) - 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++; - } - } - } - - x += slot->advance.x >> 6; + if (mainscreen && mainscreen->check_invalidated()) { + mainscreen->draw(framebuf); + ptc_update(framebuf); + conn.await_notification(0, 10000); + } else { + ptc_update(framebuf); + conn.await_notification(0, 200000); } - - return x; } - int main(int argc, char **argv) { - ucs4_iconv = iconv_open("ucs-4le", "utf-8"); // FIXME: will be broken for big endian! - ptc_open("CCBS bigscreen", 800, 600); try { init_freetype(); pqxx::connection conn("dbname=ccbs host=altersex.samfundet.no user=ccbs password=GeT|>>B_"); FlagTrigger tournament_changed(conn, "active_tournament"); + FlagTrigger rounds_changed(conn, "active_groups"); - // when active_tournament is changed, we destroy everything and start from scratch + // when active_tournament or active_rounds is changed, we destroy everything and start from scratch + // (at least currently) for ( ;; ) { tournament_changed.reset_flag(); + rounds_changed.reset_flag(); init(conn); do { main_loop(conn); conn.get_notifs(); - } while (!tournament_changed.get_flag()); - std::fprintf(stderr, "active_tournament changed, resetting...\n"); + } while (!tournament_changed.get_flag() && !rounds_changed.get_flag()); + std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n"); } } catch (const std::exception &e) { std::fprintf(stderr, "Exception: %s\n", e.what());