Make the bigscreen application support running groups on multiple machines.

[ccbs] / bigscreen / groupscreen.cpp

diff --git a/bigscreen/groupscreen.cpp b/bigscreen/groupscreen.cpp
index d0370de55c9514cc26e50a49625bc082e8f8674f..e811369c9233daae73d9f2f1ce82ce8df32d560c 100644 (file)
--- a/bigscreen/groupscreen.cpp
+++ b/bigscreen/groupscreen.cpp
@@ -10,8 +10,8 @@
 #include "fetch_highscore.h"
 #include "fonts.h"
 
-GroupScreen::GroupScreen(pqxx::connection &conn, unsigned tournament, unsigned round, unsigned parallel)
-       : tournament(tournament), round(round), parallel(parallel), scores_changed(conn, "scores"), conn(conn), valid(false)
+GroupScreen::GroupScreen(pqxx::connection &conn, unsigned tournament, unsigned round, unsigned parallel, unsigned machine, unsigned num_machines)
+       : tournament(tournament), round(round), parallel(parallel), machine(machine), num_machines(num_machines), scores_changed(conn, "scores"), conn(conn), valid(false)
 {
 }
 
@@ -144,11 +144,15 @@ void GroupScreen::draw(unsigned char *buf)
        my_draw_text_deferred(td, "Rank", 12.0, x + width[num_scores + 2] / 2 - my_draw_text("Rank", NULL, 12.0) / 2, 100);
        
        // show all the players and the scores
-       unsigned show_players = std::min(group.players.size(), 9U);
+       unsigned num_players_this_machine = (group.players.size() + num_machines - machine - 1) / num_machines;
+       unsigned show_players = std::min(num_players_this_machine, 9U);
        unsigned y = (show_players <= 7) ? 140 : (140 - (show_players - 7) * 5);
        
-       unsigned row = 0;
-       for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end() && row < 9; ++i, ++row) {
+       unsigned row = 0, m = 0;
+       for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end() && row < 9; ++i) {
+               if (m++ % num_machines != machine)
+                       continue;
+
                my_draw_text_deferred(td, i->nick, 18.0, 20, y);
 
                unsigned x = 40 + width[0];
@@ -190,6 +194,8 @@ void GroupScreen::draw(unsigned char *buf)
                        y += 40 - (show_players - 7) * 4;
                else 
                        y += 40;
+               ++row;
+               
        }
        
        /*
@@ -238,7 +244,7 @@ void GroupScreen::draw(unsigned char *buf)
 
        // now finally find min and max rank, and draw it all
        y = (show_players <= 7) ? 140 : (140 - (show_players - 7) * 5);
-       for (unsigned i = 0; i < show_players; ++i) {
+       for (unsigned i = 0; i < group.players.size() && (i/num_machines) < show_players; ++i) {
                unsigned best_rank = 1, worst_rank = 1;
                for (unsigned j = 0; j < group.players.size(); ++j) {
                        if (i == j)
@@ -256,6 +262,9 @@ void GroupScreen::draw(unsigned char *buf)
                else
                        std::sprintf(text, "%u-%u", best_rank, worst_rank);
                
+               if (i % num_machines != machine)
+                       continue;
+               
                unsigned this_width = my_draw_text(text, NULL, 22.0);
                my_draw_text_deferred(td, text, 22.0, x + width[num_scores + 2] / 2 - this_width / 2, y);
 
@@ -284,9 +293,10 @@ void GroupScreen::draw(unsigned char *buf)
         * Needs to win group: <winscore>
         */
        
-       /* Find the first player with the fewest songs played. */
+       /* Find the first player with the fewest songs played and part of this machine. */
        unsigned min_played_songs = 9999, num_random_songs = 0;
        Player *next_player = NULL;
+       m = 0;
        for (std::vector<Player>::iterator i = group.players.begin(); i != group.players.end(); ++i) {
                unsigned this_played = 0, this_random_songs = 0;
                for (std::vector<Score>::const_iterator j = i->scores.begin(); j != i->scores.end(); ++j, ++col) {
@@ -296,7 +306,7 @@ void GroupScreen::draw(unsigned char *buf)
                                ++this_random_songs;
                }
 
-               if (this_played < min_played_songs) {
+               if ((m++ % num_machines == machine) && this_played < min_played_songs) {
                        min_played_songs = this_played;
                        next_player = &(*i);
                        num_random_songs = this_random_songs;  // should be equal for all